Guido van Rossum | f70e43a | 1991-02-19 12:39:46 +0000 | [diff] [blame] | 1 | /*********************************************************** |
Guido van Rossum | 6d023c9 | 1995-01-04 19:12:13 +0000 | [diff] [blame] | 2 | Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam, |
| 3 | The Netherlands. |
Guido van Rossum | f70e43a | 1991-02-19 12:39:46 +0000 | [diff] [blame] | 4 | |
| 5 | All Rights Reserved |
| 6 | |
Guido van Rossum | d266eb4 | 1996-10-25 14:44:06 +0000 | [diff] [blame] | 7 | Permission to use, copy, modify, and distribute this software and its |
| 8 | documentation for any purpose and without fee is hereby granted, |
Guido van Rossum | f70e43a | 1991-02-19 12:39:46 +0000 | [diff] [blame] | 9 | provided that the above copyright notice appear in all copies and that |
Guido van Rossum | d266eb4 | 1996-10-25 14:44:06 +0000 | [diff] [blame] | 10 | both that copyright notice and this permission notice appear in |
Guido van Rossum | f70e43a | 1991-02-19 12:39:46 +0000 | [diff] [blame] | 11 | supporting documentation, and that the names of Stichting Mathematisch |
Guido van Rossum | d266eb4 | 1996-10-25 14:44:06 +0000 | [diff] [blame] | 12 | Centrum or CWI or Corporation for National Research Initiatives or |
| 13 | CNRI not be used in advertising or publicity pertaining to |
| 14 | distribution of the software without specific, written prior |
| 15 | permission. |
Guido van Rossum | f70e43a | 1991-02-19 12:39:46 +0000 | [diff] [blame] | 16 | |
Guido van Rossum | d266eb4 | 1996-10-25 14:44:06 +0000 | [diff] [blame] | 17 | While CWI is the initial source for this software, a modified version |
| 18 | is made available by the Corporation for National Research Initiatives |
| 19 | (CNRI) at the Internet address ftp://ftp.python.org. |
| 20 | |
| 21 | STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH |
| 22 | REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF |
| 23 | MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH |
| 24 | CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL |
| 25 | DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 26 | PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 27 | TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 28 | PERFORMANCE OF THIS SOFTWARE. |
Guido van Rossum | f70e43a | 1991-02-19 12:39:46 +0000 | [diff] [blame] | 29 | |
| 30 | ******************************************************************/ |
| 31 | |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 32 | /* Built-in functions */ |
| 33 | |
| 34 | #include "allobjects.h" |
| 35 | |
| 36 | #include "node.h" |
| 37 | #include "graminit.h" |
Guido van Rossum | 86cd6e6 | 1991-01-21 15:12:35 +0000 | [diff] [blame] | 38 | #include "bltinmodule.h" |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 39 | #include "import.h" |
Guido van Rossum | 5b72218 | 1993-03-30 17:46:03 +0000 | [diff] [blame] | 40 | #include "compile.h" |
| 41 | #include "eval.h" |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 42 | |
Guido van Rossum | fe4b6ee | 1996-08-08 18:49:41 +0000 | [diff] [blame] | 43 | #include "mymath.h" |
| 44 | |
Guido van Rossum | 1a2c5cb | 1996-12-10 15:37:36 +0000 | [diff] [blame] | 45 | #ifdef HAVE_UNISTD_H |
| 46 | #include <unistd.h> |
| 47 | #endif |
| 48 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 49 | /* Forward */ |
| 50 | static object *filterstring PROTO((object *, object *)); |
| 51 | static object *filtertuple PROTO((object *, object *)); |
Guido van Rossum | c6472e9 | 1997-03-31 17:15:43 +0000 | [diff] [blame] | 52 | static object *int_from_string PROTO((object *)); |
| 53 | static object *long_from_string PROTO((object *)); |
| 54 | static object *float_from_string PROTO((object *)); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 55 | |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 56 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 57 | builtin___import__(self, args) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 58 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 59 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 60 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 61 | char *name; |
Guido van Rossum | 24c1374 | 1995-02-14 09:42:43 +0000 | [diff] [blame] | 62 | object *globals = NULL; |
| 63 | object *locals = NULL; |
| 64 | object *fromlist = NULL; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 65 | |
Guido van Rossum | 24c1374 | 1995-02-14 09:42:43 +0000 | [diff] [blame] | 66 | if (!newgetargs(args, "s|OOO:__import__", |
| 67 | &name, &globals, &locals, &fromlist)) |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 68 | return NULL; |
Guido van Rossum | 7f9fa97 | 1995-01-20 16:53:12 +0000 | [diff] [blame] | 69 | return import_module(name); |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 70 | } |
| 71 | |
| 72 | |
| 73 | static object * |
| 74 | builtin_abs(self, args) |
| 75 | object *self; |
| 76 | object *args; |
| 77 | { |
| 78 | object *v; |
Guido van Rossum | d490545 | 1991-05-05 20:00:36 +0000 | [diff] [blame] | 79 | number_methods *nm; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 80 | |
| 81 | if (!newgetargs(args, "O:abs", &v)) |
| 82 | return NULL; |
| 83 | if ((nm = v->ob_type->tp_as_number) == NULL) { |
Guido van Rossum | d490545 | 1991-05-05 20:00:36 +0000 | [diff] [blame] | 84 | err_setstr(TypeError, "abs() requires numeric argument"); |
| 85 | return NULL; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 86 | } |
Guido van Rossum | d490545 | 1991-05-05 20:00:36 +0000 | [diff] [blame] | 87 | return (*nm->nb_absolute)(v); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 88 | } |
| 89 | |
| 90 | static object * |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 91 | builtin_apply(self, args) |
Guido van Rossum | c02e15c | 1991-12-16 13:03:00 +0000 | [diff] [blame] | 92 | object *self; |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 93 | object *args; |
Guido van Rossum | c02e15c | 1991-12-16 13:03:00 +0000 | [diff] [blame] | 94 | { |
Guido van Rossum | c96ef6a | 1996-01-26 20:44:30 +0000 | [diff] [blame] | 95 | object *func, *alist = NULL, *kwdict = NULL; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 96 | |
Guido van Rossum | 681d79a | 1995-07-18 14:51:37 +0000 | [diff] [blame] | 97 | if (!newgetargs(args, "O|OO:apply", &func, &alist, &kwdict)) |
Guido van Rossum | c02e15c | 1991-12-16 13:03:00 +0000 | [diff] [blame] | 98 | return NULL; |
Guido van Rossum | 681d79a | 1995-07-18 14:51:37 +0000 | [diff] [blame] | 99 | if (alist != NULL && !is_tupleobject(alist)) { |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 100 | err_setstr(TypeError, "apply() 2nd argument must be tuple"); |
| 101 | return NULL; |
| 102 | } |
Guido van Rossum | 681d79a | 1995-07-18 14:51:37 +0000 | [diff] [blame] | 103 | if (kwdict != NULL && !is_dictobject(kwdict)) { |
| 104 | err_setstr(TypeError, |
| 105 | "apply() 3rd argument must be dictionary"); |
| 106 | return NULL; |
| 107 | } |
| 108 | return PyEval_CallObjectWithKeywords(func, alist, kwdict); |
Guido van Rossum | c02e15c | 1991-12-16 13:03:00 +0000 | [diff] [blame] | 109 | } |
| 110 | |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 111 | static object * |
| 112 | builtin_callable(self, args) |
| 113 | object *self; |
| 114 | object *args; |
| 115 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 116 | object *v; |
| 117 | |
| 118 | if (!newgetargs(args, "O:callable", &v)) |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 119 | return NULL; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 120 | return newintobject((long)callable(v)); |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 121 | } |
| 122 | |
Guido van Rossum | c02e15c | 1991-12-16 13:03:00 +0000 | [diff] [blame] | 123 | static object * |
Guido van Rossum | e77a757 | 1993-11-03 15:01:26 +0000 | [diff] [blame] | 124 | builtin_filter(self, args) |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 125 | object *self; |
| 126 | object *args; |
| 127 | { |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 128 | object *func, *seq, *result; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 129 | sequence_methods *sqf; |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 130 | int len; |
| 131 | register int i, j; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 132 | |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 133 | if (!newgetargs(args, "OO:filter", &func, &seq)) |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 134 | return NULL; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 135 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 136 | if (is_stringobject(seq)) { |
| 137 | object *r = filterstring(func, seq); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 138 | return r; |
| 139 | } |
| 140 | |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 141 | if (is_tupleobject(seq)) { |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 142 | object *r = filtertuple(func, seq); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 143 | return r; |
| 144 | } |
| 145 | |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 146 | if ((sqf = seq->ob_type->tp_as_sequence) == NULL) { |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 147 | err_setstr(TypeError, |
Guido van Rossum | e77a757 | 1993-11-03 15:01:26 +0000 | [diff] [blame] | 148 | "argument 2 to filter() must be a sequence type"); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 149 | goto Fail_2; |
| 150 | } |
| 151 | |
| 152 | if ((len = (*sqf->sq_length)(seq)) < 0) |
| 153 | goto Fail_2; |
| 154 | |
| 155 | if (is_listobject(seq) && seq->ob_refcnt == 1) { |
| 156 | INCREF(seq); |
| 157 | result = seq; |
| 158 | } |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 159 | else { |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 160 | if ((result = newlistobject(len)) == NULL) |
| 161 | goto Fail_2; |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 162 | } |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 163 | |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 164 | for (i = j = 0; ; ++i) { |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 165 | object *item, *good; |
| 166 | int ok; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 167 | |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 168 | if ((item = (*sqf->sq_item)(seq, i)) == NULL) { |
| 169 | if (i < len) |
| 170 | goto Fail_1; |
| 171 | if (err_occurred() == IndexError) { |
| 172 | err_clear(); |
| 173 | break; |
| 174 | } |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 175 | goto Fail_1; |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 176 | } |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 177 | |
| 178 | if (func == None) { |
| 179 | good = item; |
Guido van Rossum | 58b6873 | 1995-01-10 17:40:55 +0000 | [diff] [blame] | 180 | INCREF(good); |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 181 | } |
| 182 | else { |
| 183 | object *arg = mkvalue("(O)", item); |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 184 | if (arg == NULL) |
| 185 | goto Fail_1; |
| 186 | good = call_object(func, arg); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 187 | DECREF(arg); |
Guido van Rossum | 58b6873 | 1995-01-10 17:40:55 +0000 | [diff] [blame] | 188 | if (good == NULL) { |
| 189 | DECREF(item); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 190 | goto Fail_1; |
Guido van Rossum | 58b6873 | 1995-01-10 17:40:55 +0000 | [diff] [blame] | 191 | } |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 192 | } |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 193 | ok = testbool(good); |
| 194 | DECREF(good); |
| 195 | if (ok) { |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 196 | if (j < len) { |
| 197 | if (setlistitem(result, j++, item) < 0) |
| 198 | goto Fail_1; |
| 199 | } |
| 200 | else { |
| 201 | j++; |
| 202 | if (addlistitem(result, item) < 0) |
| 203 | goto Fail_1; |
| 204 | } |
Guido van Rossum | 58b6873 | 1995-01-10 17:40:55 +0000 | [diff] [blame] | 205 | } else { |
| 206 | DECREF(item); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 207 | } |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 208 | } |
| 209 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 210 | |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 211 | if (j < len && setlistslice(result, j, len, NULL) < 0) |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 212 | goto Fail_1; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 213 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 214 | return result; |
| 215 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 216 | Fail_1: |
| 217 | DECREF(result); |
| 218 | Fail_2: |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 219 | return NULL; |
| 220 | } |
| 221 | |
| 222 | static object * |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 223 | builtin_chr(self, args) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 224 | object *self; |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 225 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 226 | { |
| 227 | long x; |
| 228 | char s[1]; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 229 | |
| 230 | if (!newgetargs(args, "l:chr", &x)) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 231 | return NULL; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 232 | if (x < 0 || x >= 256) { |
Guido van Rossum | 50afb7a | 1991-12-10 13:52:31 +0000 | [diff] [blame] | 233 | err_setstr(ValueError, "chr() arg not in range(256)"); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 234 | return NULL; |
| 235 | } |
| 236 | s[0] = x; |
| 237 | return newsizedstringobject(s, 1); |
| 238 | } |
| 239 | |
| 240 | static object * |
Guido van Rossum | a9e7dc1 | 1992-10-18 18:53:57 +0000 | [diff] [blame] | 241 | builtin_cmp(self, args) |
| 242 | object *self; |
| 243 | object *args; |
| 244 | { |
| 245 | object *a, *b; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 246 | |
| 247 | if (!newgetargs(args, "OO:cmp", &a, &b)) |
Guido van Rossum | a9e7dc1 | 1992-10-18 18:53:57 +0000 | [diff] [blame] | 248 | return NULL; |
| 249 | return newintobject((long)cmpobject(a, b)); |
| 250 | } |
| 251 | |
| 252 | static object * |
Guido van Rossum | 5524a59 | 1995-01-10 15:26:20 +0000 | [diff] [blame] | 253 | builtin_coerce(self, args) |
| 254 | object *self; |
| 255 | object *args; |
Guido van Rossum | 6a00cd8 | 1995-01-07 12:39:01 +0000 | [diff] [blame] | 256 | { |
Guido van Rossum | 5524a59 | 1995-01-10 15:26:20 +0000 | [diff] [blame] | 257 | object *v, *w; |
Guido van Rossum | 04691fc | 1992-08-12 15:35:34 +0000 | [diff] [blame] | 258 | object *res; |
Guido van Rossum | 5524a59 | 1995-01-10 15:26:20 +0000 | [diff] [blame] | 259 | |
| 260 | if (!newgetargs(args, "OO:coerce", &v, &w)) |
| 261 | return NULL; |
Guido van Rossum | 04691fc | 1992-08-12 15:35:34 +0000 | [diff] [blame] | 262 | if (coerce(&v, &w) < 0) |
| 263 | return NULL; |
| 264 | res = mkvalue("(OO)", v, w); |
| 265 | DECREF(v); |
| 266 | DECREF(w); |
| 267 | return res; |
| 268 | } |
| 269 | |
| 270 | static object * |
Guido van Rossum | 5b72218 | 1993-03-30 17:46:03 +0000 | [diff] [blame] | 271 | builtin_compile(self, args) |
| 272 | object *self; |
| 273 | object *args; |
| 274 | { |
| 275 | char *str; |
| 276 | char *filename; |
| 277 | char *startstr; |
| 278 | int start; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 279 | |
| 280 | if (!newgetargs(args, "sss:compile", &str, &filename, &startstr)) |
Guido van Rossum | 5b72218 | 1993-03-30 17:46:03 +0000 | [diff] [blame] | 281 | return NULL; |
| 282 | if (strcmp(startstr, "exec") == 0) |
| 283 | start = file_input; |
| 284 | else if (strcmp(startstr, "eval") == 0) |
| 285 | start = eval_input; |
Guido van Rossum | 872537c | 1995-07-07 22:43:42 +0000 | [diff] [blame] | 286 | else if (strcmp(startstr, "single") == 0) |
| 287 | start = single_input; |
Guido van Rossum | 5b72218 | 1993-03-30 17:46:03 +0000 | [diff] [blame] | 288 | else { |
| 289 | err_setstr(ValueError, |
Guido van Rossum | 872537c | 1995-07-07 22:43:42 +0000 | [diff] [blame] | 290 | "compile() mode must be 'exec' or 'eval' or 'single'"); |
Guido van Rossum | 5b72218 | 1993-03-30 17:46:03 +0000 | [diff] [blame] | 291 | return NULL; |
| 292 | } |
| 293 | return compile_string(str, filename, start); |
| 294 | } |
| 295 | |
Guido van Rossum | 8a5c5d2 | 1996-01-12 01:09:56 +0000 | [diff] [blame] | 296 | #ifndef WITHOUT_COMPLEX |
| 297 | |
| 298 | static object * |
| 299 | builtin_complex(self, args) |
| 300 | object *self; |
| 301 | object *args; |
| 302 | { |
Guido van Rossum | fe4b6ee | 1996-08-08 18:49:41 +0000 | [diff] [blame] | 303 | object *r, *i, *tmp; |
Guido van Rossum | 8a5c5d2 | 1996-01-12 01:09:56 +0000 | [diff] [blame] | 304 | number_methods *nbr, *nbi; |
Guido van Rossum | 530956d | 1996-07-21 02:27:43 +0000 | [diff] [blame] | 305 | Py_complex cr, ci; |
Guido van Rossum | c6472e9 | 1997-03-31 17:15:43 +0000 | [diff] [blame] | 306 | int own_r = 0; |
Guido van Rossum | 8a5c5d2 | 1996-01-12 01:09:56 +0000 | [diff] [blame] | 307 | |
| 308 | i = NULL; |
| 309 | if (!newgetargs(args, "O|O:complex", &r, &i)) |
| 310 | return NULL; |
| 311 | if ((nbr = r->ob_type->tp_as_number) == NULL || |
Guido van Rossum | c6472e9 | 1997-03-31 17:15:43 +0000 | [diff] [blame] | 312 | nbr->nb_float == NULL || |
| 313 | (i != NULL && |
| 314 | ((nbi = i->ob_type->tp_as_number) == NULL || |
| 315 | nbi->nb_float == NULL))) { |
Guido van Rossum | 8a5c5d2 | 1996-01-12 01:09:56 +0000 | [diff] [blame] | 316 | err_setstr(TypeError, |
| 317 | "complex() argument can't be converted to complex"); |
| 318 | return NULL; |
| 319 | } |
Guido van Rossum | ed0af8f | 1996-12-05 23:18:18 +0000 | [diff] [blame] | 320 | /* XXX Hack to support classes with __complex__ method */ |
| 321 | if (is_instanceobject(r)) { |
| 322 | static object *complexstr; |
| 323 | object *f; |
| 324 | if (complexstr == NULL) { |
Guido van Rossum | 8d75161 | 1997-01-18 08:04:16 +0000 | [diff] [blame] | 325 | complexstr = PyString_InternFromString("__complex__"); |
Guido van Rossum | ed0af8f | 1996-12-05 23:18:18 +0000 | [diff] [blame] | 326 | if (complexstr == NULL) |
| 327 | return NULL; |
| 328 | } |
| 329 | f = getattro(r, complexstr); |
| 330 | if (f == NULL) |
| 331 | err_clear(); |
| 332 | else { |
| 333 | object *args = mkvalue("()"); |
| 334 | if (args == NULL) |
| 335 | return NULL; |
| 336 | r = call_object(f, args); |
| 337 | DECREF(args); |
| 338 | if (r == NULL) |
| 339 | return NULL; |
Guido van Rossum | c6472e9 | 1997-03-31 17:15:43 +0000 | [diff] [blame] | 340 | own_r = 1; |
Guido van Rossum | ed0af8f | 1996-12-05 23:18:18 +0000 | [diff] [blame] | 341 | } |
| 342 | } |
Guido van Rossum | c6472e9 | 1997-03-31 17:15:43 +0000 | [diff] [blame] | 343 | if (is_complexobject(r)) { |
Guido van Rossum | 8a5c5d2 | 1996-01-12 01:09:56 +0000 | [diff] [blame] | 344 | cr = ((complexobject*)r)->cval; |
Guido van Rossum | c6472e9 | 1997-03-31 17:15:43 +0000 | [diff] [blame] | 345 | if (own_r) |
| 346 | DECREF(r); |
| 347 | } |
Guido van Rossum | 8a5c5d2 | 1996-01-12 01:09:56 +0000 | [diff] [blame] | 348 | else { |
Guido van Rossum | fe4b6ee | 1996-08-08 18:49:41 +0000 | [diff] [blame] | 349 | tmp = (*nbr->nb_float)(r); |
Guido van Rossum | c6472e9 | 1997-03-31 17:15:43 +0000 | [diff] [blame] | 350 | if (own_r) |
| 351 | DECREF(r); |
Guido van Rossum | fe4b6ee | 1996-08-08 18:49:41 +0000 | [diff] [blame] | 352 | if (tmp == NULL) |
| 353 | return NULL; |
| 354 | cr.real = getfloatvalue(tmp); |
| 355 | DECREF(tmp); |
Guido van Rossum | 8a5c5d2 | 1996-01-12 01:09:56 +0000 | [diff] [blame] | 356 | cr.imag = 0.; |
| 357 | } |
| 358 | if (i == NULL) { |
| 359 | ci.real = 0.; |
| 360 | ci.imag = 0.; |
| 361 | } |
| 362 | else if (is_complexobject(i)) |
| 363 | ci = ((complexobject*)i)->cval; |
| 364 | else { |
Guido van Rossum | c6472e9 | 1997-03-31 17:15:43 +0000 | [diff] [blame] | 365 | tmp = (*nbi->nb_float)(i); |
Guido van Rossum | fe4b6ee | 1996-08-08 18:49:41 +0000 | [diff] [blame] | 366 | if (tmp == NULL) |
| 367 | return NULL; |
| 368 | ci.real = getfloatvalue(tmp); |
| 369 | DECREF(tmp); |
Guido van Rossum | 8a5c5d2 | 1996-01-12 01:09:56 +0000 | [diff] [blame] | 370 | ci.imag = 0.; |
| 371 | } |
| 372 | cr.real -= ci.imag; |
| 373 | cr.imag += ci.real; |
| 374 | return newcomplexobject(cr); |
| 375 | } |
| 376 | |
| 377 | #endif |
| 378 | |
Guido van Rossum | 5b72218 | 1993-03-30 17:46:03 +0000 | [diff] [blame] | 379 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 380 | builtin_dir(self, args) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 381 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 382 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 383 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 384 | object *v = NULL; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 385 | object *d; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 386 | |
| 387 | if (!newgetargs(args, "|O:dir", &v)) |
| 388 | return NULL; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 389 | if (v == NULL) { |
| 390 | d = getlocals(); |
Guido van Rossum | dc8a108 | 1991-10-20 20:11:03 +0000 | [diff] [blame] | 391 | INCREF(d); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 392 | } |
| 393 | else { |
Guido van Rossum | dc8a108 | 1991-10-20 20:11:03 +0000 | [diff] [blame] | 394 | d = getattr(v, "__dict__"); |
| 395 | if (d == NULL) { |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 396 | err_setstr(TypeError, |
Guido van Rossum | 006bcd4 | 1991-10-24 14:54:44 +0000 | [diff] [blame] | 397 | "dir() argument must have __dict__ attribute"); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 398 | return NULL; |
| 399 | } |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 400 | } |
Guido van Rossum | 006bcd4 | 1991-10-24 14:54:44 +0000 | [diff] [blame] | 401 | if (is_dictobject(d)) { |
Guido van Rossum | dc8a108 | 1991-10-20 20:11:03 +0000 | [diff] [blame] | 402 | v = getdictkeys(d); |
| 403 | if (sortlist(v) != 0) { |
| 404 | DECREF(v); |
| 405 | v = NULL; |
| 406 | } |
| 407 | } |
Guido van Rossum | 006bcd4 | 1991-10-24 14:54:44 +0000 | [diff] [blame] | 408 | else { |
Guido van Rossum | 795ba58 | 1996-05-23 22:49:07 +0000 | [diff] [blame] | 409 | v = PyObject_CallMethod(d, "keys", NULL); |
| 410 | if (v == NULL) { |
| 411 | PyErr_Clear(); |
| 412 | v = newlistobject(0); |
| 413 | } |
Guido van Rossum | 006bcd4 | 1991-10-24 14:54:44 +0000 | [diff] [blame] | 414 | } |
Guido van Rossum | dc8a108 | 1991-10-20 20:11:03 +0000 | [diff] [blame] | 415 | DECREF(d); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 416 | return v; |
| 417 | } |
| 418 | |
| 419 | static object * |
Guido van Rossum | 6a00cd8 | 1995-01-07 12:39:01 +0000 | [diff] [blame] | 420 | do_divmod(v, w) |
| 421 | object *v, *w; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 422 | { |
Guido van Rossum | 6a00cd8 | 1995-01-07 12:39:01 +0000 | [diff] [blame] | 423 | object *res; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 424 | |
Guido van Rossum | 180d7b4 | 1994-09-29 09:45:57 +0000 | [diff] [blame] | 425 | if (is_instanceobject(v) || is_instanceobject(w)) |
Guido van Rossum | 6a00cd8 | 1995-01-07 12:39:01 +0000 | [diff] [blame] | 426 | return instancebinop(v, w, "__divmod__", "__rdivmod__", |
| 427 | do_divmod); |
Guido van Rossum | c6bb8f7 | 1991-07-01 18:42:41 +0000 | [diff] [blame] | 428 | if (v->ob_type->tp_as_number == NULL || |
| 429 | w->ob_type->tp_as_number == NULL) { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 430 | err_setstr(TypeError, |
| 431 | "divmod() requires numeric or class instance arguments"); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 432 | return NULL; |
| 433 | } |
Guido van Rossum | c6bb8f7 | 1991-07-01 18:42:41 +0000 | [diff] [blame] | 434 | if (coerce(&v, &w) != 0) |
| 435 | return NULL; |
Guido van Rossum | 6a00cd8 | 1995-01-07 12:39:01 +0000 | [diff] [blame] | 436 | res = (*v->ob_type->tp_as_number->nb_divmod)(v, w); |
Guido van Rossum | c6bb8f7 | 1991-07-01 18:42:41 +0000 | [diff] [blame] | 437 | DECREF(v); |
| 438 | DECREF(w); |
Guido van Rossum | 6a00cd8 | 1995-01-07 12:39:01 +0000 | [diff] [blame] | 439 | return res; |
| 440 | } |
| 441 | |
| 442 | static object * |
| 443 | builtin_divmod(self, args) |
| 444 | object *self; |
| 445 | object *args; |
| 446 | { |
| 447 | object *v, *w; |
| 448 | |
| 449 | if (!newgetargs(args, "OO:divmod", &v, &w)) |
| 450 | return NULL; |
| 451 | return do_divmod(v, w); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 452 | } |
| 453 | |
| 454 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 455 | builtin_eval(self, args) |
| 456 | object *self; |
| 457 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 458 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 459 | object *cmd; |
Guido van Rossum | 84eaa83 | 1995-01-10 10:47:05 +0000 | [diff] [blame] | 460 | object *globals = None, *locals = None; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 461 | char *str; |
Guido van Rossum | 590baa4 | 1993-11-30 13:40:46 +0000 | [diff] [blame] | 462 | |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 463 | if (!newgetargs(args, "O|O!O!:eval", |
| 464 | &cmd, |
| 465 | &Mappingtype, &globals, |
| 466 | &Mappingtype, &locals)) |
| 467 | return NULL; |
Guido van Rossum | 84eaa83 | 1995-01-10 10:47:05 +0000 | [diff] [blame] | 468 | if (globals == None) { |
Guido van Rossum | 6135a87 | 1995-01-09 17:53:26 +0000 | [diff] [blame] | 469 | globals = getglobals(); |
Guido van Rossum | 84eaa83 | 1995-01-10 10:47:05 +0000 | [diff] [blame] | 470 | if (locals == None) |
| 471 | locals = getlocals(); |
Guido van Rossum | 6135a87 | 1995-01-09 17:53:26 +0000 | [diff] [blame] | 472 | } |
Guido van Rossum | 84eaa83 | 1995-01-10 10:47:05 +0000 | [diff] [blame] | 473 | else if (locals == None) |
Guido van Rossum | 6135a87 | 1995-01-09 17:53:26 +0000 | [diff] [blame] | 474 | locals = globals; |
| 475 | if (dictlookup(globals, "__builtins__") == NULL) { |
| 476 | if (dictinsert(globals, "__builtins__", getbuiltins()) != 0) |
| 477 | return NULL; |
| 478 | } |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 479 | if (is_codeobject(cmd)) |
Guido van Rossum | 681d79a | 1995-07-18 14:51:37 +0000 | [diff] [blame] | 480 | return eval_code((codeobject *) cmd, globals, locals); |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 481 | if (!is_stringobject(cmd)) { |
| 482 | err_setstr(TypeError, |
| 483 | "eval() argument 1 must be string or code object"); |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 484 | return NULL; |
| 485 | } |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 486 | str = getstringvalue(cmd); |
| 487 | if (strlen(str) != getstringsize(cmd)) { |
| 488 | err_setstr(ValueError, |
| 489 | "embedded '\\0' in string arg"); |
| 490 | return NULL; |
Guido van Rossum | f08ab0a | 1992-03-04 16:41:41 +0000 | [diff] [blame] | 491 | } |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 492 | while (*str == ' ' || *str == '\t') |
| 493 | str++; |
| 494 | return run_string(str, eval_input, globals, locals); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 495 | } |
| 496 | |
| 497 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 498 | builtin_execfile(self, args) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 499 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 500 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 501 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 502 | char *filename; |
Guido van Rossum | 84eaa83 | 1995-01-10 10:47:05 +0000 | [diff] [blame] | 503 | object *globals = None, *locals = None; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 504 | object *res; |
Guido van Rossum | 0f61f8a | 1992-02-25 18:55:05 +0000 | [diff] [blame] | 505 | FILE* fp; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 506 | |
| 507 | if (!newgetargs(args, "s|O!O!:execfile", |
| 508 | &filename, |
| 509 | &Mappingtype, &globals, |
| 510 | &Mappingtype, &locals)) |
Guido van Rossum | 0f61f8a | 1992-02-25 18:55:05 +0000 | [diff] [blame] | 511 | return NULL; |
Guido van Rossum | 84eaa83 | 1995-01-10 10:47:05 +0000 | [diff] [blame] | 512 | if (globals == None) { |
Guido van Rossum | 6135a87 | 1995-01-09 17:53:26 +0000 | [diff] [blame] | 513 | globals = getglobals(); |
Guido van Rossum | 84eaa83 | 1995-01-10 10:47:05 +0000 | [diff] [blame] | 514 | if (locals == None) |
| 515 | locals = getlocals(); |
Guido van Rossum | 6135a87 | 1995-01-09 17:53:26 +0000 | [diff] [blame] | 516 | } |
Guido van Rossum | 84eaa83 | 1995-01-10 10:47:05 +0000 | [diff] [blame] | 517 | else if (locals == None) |
Guido van Rossum | 6135a87 | 1995-01-09 17:53:26 +0000 | [diff] [blame] | 518 | locals = globals; |
| 519 | if (dictlookup(globals, "__builtins__") == NULL) { |
| 520 | if (dictinsert(globals, "__builtins__", getbuiltins()) != 0) |
| 521 | return NULL; |
| 522 | } |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 523 | BGN_SAVE |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 524 | fp = fopen(filename, "r"); |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 525 | END_SAVE |
Guido van Rossum | 0f61f8a | 1992-02-25 18:55:05 +0000 | [diff] [blame] | 526 | if (fp == NULL) { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 527 | err_errno(IOError); |
Guido van Rossum | 0f61f8a | 1992-02-25 18:55:05 +0000 | [diff] [blame] | 528 | return NULL; |
| 529 | } |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 530 | res = run_file(fp, filename, file_input, globals, locals); |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 531 | BGN_SAVE |
Guido van Rossum | 0f61f8a | 1992-02-25 18:55:05 +0000 | [diff] [blame] | 532 | fclose(fp); |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 533 | END_SAVE |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 534 | return res; |
Guido van Rossum | 0f61f8a | 1992-02-25 18:55:05 +0000 | [diff] [blame] | 535 | } |
| 536 | |
| 537 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 538 | builtin_float(self, args) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 539 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 540 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 541 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 542 | object *v; |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 543 | number_methods *nb; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 544 | |
| 545 | if (!newgetargs(args, "O:float", &v)) |
| 546 | return NULL; |
Guido van Rossum | c6472e9 | 1997-03-31 17:15:43 +0000 | [diff] [blame] | 547 | if (is_stringobject(v)) |
| 548 | return float_from_string(v); |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 549 | if ((nb = v->ob_type->tp_as_number) == NULL || |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 550 | nb->nb_float == NULL) { |
| 551 | err_setstr(TypeError, |
| 552 | "float() argument can't be converted to float"); |
| 553 | return NULL; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 554 | } |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 555 | return (*nb->nb_float)(v); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 556 | } |
| 557 | |
| 558 | static object * |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 559 | builtin_getattr(self, args) |
Guido van Rossum | 33894be | 1992-01-27 16:53:09 +0000 | [diff] [blame] | 560 | object *self; |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 561 | object *args; |
Guido van Rossum | 33894be | 1992-01-27 16:53:09 +0000 | [diff] [blame] | 562 | { |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 563 | object *v; |
Guido van Rossum | 9bfef44 | 1993-03-29 10:43:31 +0000 | [diff] [blame] | 564 | object *name; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 565 | |
| 566 | if (!newgetargs(args, "OS:getattr", &v, &name)) |
Guido van Rossum | 33894be | 1992-01-27 16:53:09 +0000 | [diff] [blame] | 567 | return NULL; |
Guido van Rossum | 9bfef44 | 1993-03-29 10:43:31 +0000 | [diff] [blame] | 568 | return getattro(v, name); |
| 569 | } |
| 570 | |
| 571 | static object * |
Guido van Rossum | 872537c | 1995-07-07 22:43:42 +0000 | [diff] [blame] | 572 | builtin_globals(self, args) |
| 573 | object *self; |
| 574 | object *args; |
| 575 | { |
| 576 | object *d; |
| 577 | |
| 578 | if (!newgetargs(args, "")) |
| 579 | return NULL; |
| 580 | d = getglobals(); |
| 581 | INCREF(d); |
| 582 | return d; |
| 583 | } |
| 584 | |
| 585 | static object * |
Guido van Rossum | 9bfef44 | 1993-03-29 10:43:31 +0000 | [diff] [blame] | 586 | builtin_hasattr(self, args) |
| 587 | object *self; |
| 588 | object *args; |
| 589 | { |
| 590 | object *v; |
| 591 | object *name; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 592 | |
| 593 | if (!newgetargs(args, "OS:hasattr", &v, &name)) |
Guido van Rossum | 9bfef44 | 1993-03-29 10:43:31 +0000 | [diff] [blame] | 594 | return NULL; |
| 595 | v = getattro(v, name); |
| 596 | if (v == NULL) { |
| 597 | err_clear(); |
| 598 | return newintobject(0L); |
| 599 | } |
| 600 | DECREF(v); |
| 601 | return newintobject(1L); |
Guido van Rossum | 33894be | 1992-01-27 16:53:09 +0000 | [diff] [blame] | 602 | } |
| 603 | |
| 604 | static object * |
Guido van Rossum | 5b72218 | 1993-03-30 17:46:03 +0000 | [diff] [blame] | 605 | builtin_id(self, args) |
| 606 | object *self; |
| 607 | object *args; |
| 608 | { |
| 609 | object *v; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 610 | |
| 611 | if (!newgetargs(args, "O:id", &v)) |
Guido van Rossum | 5b72218 | 1993-03-30 17:46:03 +0000 | [diff] [blame] | 612 | return NULL; |
| 613 | return newintobject((long)v); |
| 614 | } |
| 615 | |
| 616 | static object * |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 617 | builtin_map(self, args) |
| 618 | object *self; |
| 619 | object *args; |
| 620 | { |
| 621 | typedef struct { |
| 622 | object *seq; |
| 623 | sequence_methods *sqf; |
| 624 | int len; |
| 625 | } sequence; |
| 626 | |
| 627 | object *func, *result; |
| 628 | sequence *seqs = NULL, *sqp; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 629 | int n, len; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 630 | register int i, j; |
| 631 | |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 632 | n = gettuplesize(args); |
| 633 | if (n < 2) { |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 634 | err_setstr(TypeError, "map() requires at least two args"); |
| 635 | return NULL; |
| 636 | } |
| 637 | |
| 638 | func = gettupleitem(args, 0); |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 639 | n--; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 640 | |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 641 | if ((seqs = NEW(sequence, n)) == NULL) { |
| 642 | err_nomem(); |
| 643 | goto Fail_2; |
| 644 | } |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 645 | |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 646 | for (len = 0, i = 0, sqp = seqs; i < n; ++i, ++sqp) { |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 647 | int curlen; |
| 648 | |
| 649 | if ((sqp->seq = gettupleitem(args, i + 1)) == NULL) |
| 650 | goto Fail_2; |
| 651 | |
| 652 | if (! (sqp->sqf = sqp->seq->ob_type->tp_as_sequence)) { |
| 653 | static char errmsg[] = |
| 654 | "argument %d to map() must be a sequence object"; |
| 655 | char errbuf[sizeof(errmsg) + 3]; |
| 656 | |
| 657 | sprintf(errbuf, errmsg, i+2); |
| 658 | err_setstr(TypeError, errbuf); |
| 659 | goto Fail_2; |
| 660 | } |
| 661 | |
| 662 | if ((curlen = sqp->len = (*sqp->sqf->sq_length)(sqp->seq)) < 0) |
| 663 | goto Fail_2; |
| 664 | |
| 665 | if (curlen > len) |
| 666 | len = curlen; |
| 667 | } |
| 668 | |
| 669 | if ((result = (object *) newlistobject(len)) == NULL) |
| 670 | goto Fail_2; |
| 671 | |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 672 | /* XXX Special case map(None, single_list) could be more efficient */ |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 673 | for (i = 0; ; ++i) { |
Guido van Rossum | ed0af8f | 1996-12-05 23:18:18 +0000 | [diff] [blame] | 674 | object *alist, *item=NULL, *value; |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 675 | int any = 0; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 676 | |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 677 | if (func == None && n == 1) |
Guido van Rossum | 3212031 | 1995-07-10 13:52:21 +0000 | [diff] [blame] | 678 | alist = NULL; |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 679 | else { |
Guido van Rossum | 3212031 | 1995-07-10 13:52:21 +0000 | [diff] [blame] | 680 | if ((alist = newtupleobject(n)) == NULL) |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 681 | goto Fail_1; |
| 682 | } |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 683 | |
| 684 | for (j = 0, sqp = seqs; j < n; ++j, ++sqp) { |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 685 | if (sqp->len < 0) { |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 686 | INCREF(None); |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 687 | item = None; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 688 | } |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 689 | else { |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 690 | item = (*sqp->sqf->sq_item)(sqp->seq, i); |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 691 | if (item == NULL) { |
| 692 | if (i < sqp->len) |
| 693 | goto Fail_0; |
| 694 | if (err_occurred() == IndexError) { |
| 695 | err_clear(); |
| 696 | INCREF(None); |
| 697 | item = None; |
| 698 | sqp->len = -1; |
| 699 | } |
| 700 | else { |
| 701 | goto Fail_0; |
| 702 | } |
| 703 | } |
| 704 | else |
| 705 | any = 1; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 706 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 707 | } |
Guido van Rossum | 3212031 | 1995-07-10 13:52:21 +0000 | [diff] [blame] | 708 | if (!alist) |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 709 | break; |
Guido van Rossum | 3212031 | 1995-07-10 13:52:21 +0000 | [diff] [blame] | 710 | if (settupleitem(alist, j, item) < 0) { |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 711 | DECREF(item); |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 712 | goto Fail_0; |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 713 | } |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 714 | continue; |
| 715 | |
| 716 | Fail_0: |
Guido van Rossum | 3212031 | 1995-07-10 13:52:21 +0000 | [diff] [blame] | 717 | XDECREF(alist); |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 718 | goto Fail_1; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 719 | } |
| 720 | |
Guido van Rossum | 3212031 | 1995-07-10 13:52:21 +0000 | [diff] [blame] | 721 | if (!alist) |
| 722 | alist = item; |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 723 | |
| 724 | if (!any) { |
Guido van Rossum | 3212031 | 1995-07-10 13:52:21 +0000 | [diff] [blame] | 725 | DECREF(alist); |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 726 | break; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 727 | } |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 728 | |
| 729 | if (func == None) |
Guido van Rossum | 3212031 | 1995-07-10 13:52:21 +0000 | [diff] [blame] | 730 | value = alist; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 731 | else { |
Guido van Rossum | 3212031 | 1995-07-10 13:52:21 +0000 | [diff] [blame] | 732 | value = call_object(func, alist); |
| 733 | DECREF(alist); |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 734 | if (value == NULL) |
| 735 | goto Fail_1; |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 736 | } |
| 737 | if (i >= len) { |
| 738 | if (addlistitem(result, value) < 0) |
| 739 | goto Fail_1; |
| 740 | } |
| 741 | else { |
| 742 | if (setlistitem(result, i, value) < 0) |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 743 | goto Fail_1; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 744 | } |
| 745 | } |
| 746 | |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 747 | DEL(seqs); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 748 | return result; |
| 749 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 750 | Fail_1: |
| 751 | DECREF(result); |
| 752 | Fail_2: |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 753 | if (seqs) DEL(seqs); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 754 | return NULL; |
| 755 | } |
| 756 | |
| 757 | static object * |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 758 | builtin_setattr(self, args) |
Guido van Rossum | 33894be | 1992-01-27 16:53:09 +0000 | [diff] [blame] | 759 | object *self; |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 760 | object *args; |
Guido van Rossum | 33894be | 1992-01-27 16:53:09 +0000 | [diff] [blame] | 761 | { |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 762 | object *v; |
Guido van Rossum | 9bfef44 | 1993-03-29 10:43:31 +0000 | [diff] [blame] | 763 | object *name; |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 764 | object *value; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 765 | |
| 766 | if (!newgetargs(args, "OSO:setattr", &v, &name, &value)) |
Guido van Rossum | 33894be | 1992-01-27 16:53:09 +0000 | [diff] [blame] | 767 | return NULL; |
Guido van Rossum | 9bfef44 | 1993-03-29 10:43:31 +0000 | [diff] [blame] | 768 | if (setattro(v, name, value) != 0) |
Guido van Rossum | 33894be | 1992-01-27 16:53:09 +0000 | [diff] [blame] | 769 | return NULL; |
| 770 | INCREF(None); |
| 771 | return None; |
| 772 | } |
| 773 | |
| 774 | static object * |
Guido van Rossum | 14144fc | 1994-08-29 12:53:40 +0000 | [diff] [blame] | 775 | builtin_delattr(self, args) |
| 776 | object *self; |
| 777 | object *args; |
| 778 | { |
| 779 | object *v; |
| 780 | object *name; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 781 | |
| 782 | if (!newgetargs(args, "OS:delattr", &v, &name)) |
Guido van Rossum | 14144fc | 1994-08-29 12:53:40 +0000 | [diff] [blame] | 783 | return NULL; |
| 784 | if (setattro(v, name, (object *)NULL) != 0) |
| 785 | return NULL; |
| 786 | INCREF(None); |
| 787 | return None; |
| 788 | } |
| 789 | |
| 790 | static object * |
Guido van Rossum | 9bfef44 | 1993-03-29 10:43:31 +0000 | [diff] [blame] | 791 | builtin_hash(self, args) |
| 792 | object *self; |
| 793 | object *args; |
| 794 | { |
| 795 | object *v; |
| 796 | long x; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 797 | |
| 798 | if (!newgetargs(args, "O:hash", &v)) |
Guido van Rossum | 9bfef44 | 1993-03-29 10:43:31 +0000 | [diff] [blame] | 799 | return NULL; |
| 800 | x = hashobject(v); |
| 801 | if (x == -1) |
| 802 | return NULL; |
| 803 | return newintobject(x); |
| 804 | } |
| 805 | |
| 806 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 807 | builtin_hex(self, args) |
Guido van Rossum | 006bcd4 | 1991-10-24 14:54:44 +0000 | [diff] [blame] | 808 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 809 | object *args; |
Guido van Rossum | 006bcd4 | 1991-10-24 14:54:44 +0000 | [diff] [blame] | 810 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 811 | object *v; |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 812 | number_methods *nb; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 813 | |
| 814 | if (!newgetargs(args, "O:hex", &v)) |
| 815 | return NULL; |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 816 | |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 817 | if ((nb = v->ob_type->tp_as_number) == NULL || |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 818 | nb->nb_hex == NULL) { |
| 819 | err_setstr(TypeError, |
| 820 | "hex() argument can't be converted to hex"); |
| 821 | return NULL; |
Guido van Rossum | 006bcd4 | 1991-10-24 14:54:44 +0000 | [diff] [blame] | 822 | } |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 823 | return (*nb->nb_hex)(v); |
Guido van Rossum | 006bcd4 | 1991-10-24 14:54:44 +0000 | [diff] [blame] | 824 | } |
| 825 | |
Guido van Rossum | 3165fe6 | 1992-09-25 21:59:05 +0000 | [diff] [blame] | 826 | static object *builtin_raw_input PROTO((object *, object *)); |
| 827 | |
Guido van Rossum | 006bcd4 | 1991-10-24 14:54:44 +0000 | [diff] [blame] | 828 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 829 | builtin_input(self, args) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 830 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 831 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 832 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 833 | object *line; |
| 834 | char *str; |
| 835 | object *res; |
Guido van Rossum | 6135a87 | 1995-01-09 17:53:26 +0000 | [diff] [blame] | 836 | object *globals, *locals; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 837 | |
| 838 | line = builtin_raw_input(self, args); |
Guido van Rossum | 3165fe6 | 1992-09-25 21:59:05 +0000 | [diff] [blame] | 839 | if (line == NULL) |
| 840 | return line; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 841 | if (!getargs(line, "s;embedded '\\0' in input line", &str)) |
| 842 | return NULL; |
| 843 | while (*str == ' ' || *str == '\t') |
| 844 | str++; |
Guido van Rossum | 6135a87 | 1995-01-09 17:53:26 +0000 | [diff] [blame] | 845 | globals = getglobals(); |
| 846 | locals = getlocals(); |
| 847 | if (dictlookup(globals, "__builtins__") == NULL) { |
| 848 | if (dictinsert(globals, "__builtins__", getbuiltins()) != 0) |
| 849 | return NULL; |
| 850 | } |
| 851 | res = run_string(str, eval_input, globals, locals); |
Guido van Rossum | 3165fe6 | 1992-09-25 21:59:05 +0000 | [diff] [blame] | 852 | DECREF(line); |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 853 | return res; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 854 | } |
| 855 | |
Guido van Rossum | e8811f8 | 1997-02-14 15:48:05 +0000 | [diff] [blame] | 856 | static PyObject * |
| 857 | builtin_intern(self, args) |
| 858 | PyObject *self; |
| 859 | PyObject *args; |
| 860 | { |
| 861 | PyObject *s; |
| 862 | if (!PyArg_ParseTuple(args, "S", &s)) |
| 863 | return NULL; |
| 864 | Py_INCREF(s); |
| 865 | PyString_InternInPlace(&s); |
| 866 | return s; |
| 867 | } |
| 868 | |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 869 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 870 | builtin_int(self, args) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 871 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 872 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 873 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 874 | object *v; |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 875 | number_methods *nb; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 876 | |
| 877 | if (!newgetargs(args, "O:int", &v)) |
| 878 | return NULL; |
Guido van Rossum | c6472e9 | 1997-03-31 17:15:43 +0000 | [diff] [blame] | 879 | if (is_stringobject(v)) |
| 880 | return int_from_string(v); |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 881 | if ((nb = v->ob_type->tp_as_number) == NULL || |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 882 | nb->nb_int == NULL) { |
| 883 | err_setstr(TypeError, |
| 884 | "int() argument can't be converted to int"); |
| 885 | return NULL; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 886 | } |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 887 | return (*nb->nb_int)(v); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 888 | } |
| 889 | |
| 890 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 891 | builtin_len(self, args) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 892 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 893 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 894 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 895 | object *v; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 896 | long len; |
| 897 | typeobject *tp; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 898 | |
| 899 | if (!newgetargs(args, "O:len", &v)) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 900 | return NULL; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 901 | tp = v->ob_type; |
| 902 | if (tp->tp_as_sequence != NULL) { |
| 903 | len = (*tp->tp_as_sequence->sq_length)(v); |
| 904 | } |
| 905 | else if (tp->tp_as_mapping != NULL) { |
| 906 | len = (*tp->tp_as_mapping->mp_length)(v); |
| 907 | } |
| 908 | else { |
| 909 | err_setstr(TypeError, "len() of unsized object"); |
| 910 | return NULL; |
| 911 | } |
Guido van Rossum | 04691fc | 1992-08-12 15:35:34 +0000 | [diff] [blame] | 912 | if (len < 0) |
| 913 | return NULL; |
| 914 | else |
| 915 | return newintobject(len); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 916 | } |
| 917 | |
| 918 | static object * |
Guido van Rossum | d170577 | 1996-04-09 02:41:06 +0000 | [diff] [blame] | 919 | builtin_list(self, args) |
| 920 | object *self; |
| 921 | object *args; |
| 922 | { |
| 923 | object *v; |
| 924 | sequence_methods *sqf; |
| 925 | |
| 926 | if (!newgetargs(args, "O:list", &v)) |
| 927 | return NULL; |
| 928 | if ((sqf = v->ob_type->tp_as_sequence) != NULL) { |
| 929 | int n = (*sqf->sq_length)(v); |
| 930 | int i; |
| 931 | object *l; |
| 932 | if (n < 0) |
| 933 | return NULL; |
| 934 | l = newlistobject(n); |
| 935 | if (l == NULL) |
| 936 | return NULL; |
| 937 | for (i = 0; i < n; i++) { |
| 938 | object *item = (*sqf->sq_item)(v, i); |
| 939 | if (item == NULL) { |
| 940 | DECREF(l); |
| 941 | l = NULL; |
| 942 | break; |
| 943 | } |
| 944 | setlistitem(l, i, item); |
| 945 | } |
| 946 | /* XXX Should support indefinite-length sequences */ |
| 947 | return l; |
| 948 | } |
| 949 | err_setstr(TypeError, "list() argument must be a sequence"); |
| 950 | return NULL; |
| 951 | } |
| 952 | |
Guido van Rossum | 8861b74 | 1996-07-30 16:49:37 +0000 | [diff] [blame] | 953 | |
| 954 | static PyObject * |
| 955 | builtin_slice(self, args) |
| 956 | PyObject *self; |
| 957 | PyObject *args; |
| 958 | { |
| 959 | PyObject *start, *stop, *step; |
| 960 | |
| 961 | start = stop = step = NULL; |
| 962 | |
| 963 | if (!PyArg_ParseTuple(args, "O|OO:slice", &start, &stop, &step)) |
| 964 | return NULL; |
| 965 | |
| 966 | /*This swapping of stop and start is to maintain compatibility with |
| 967 | the range builtin.*/ |
| 968 | if (stop == NULL) { |
| 969 | stop = start; |
| 970 | start = NULL; |
| 971 | } |
| 972 | return PySlice_New(start, stop, step); |
| 973 | } |
| 974 | |
Guido van Rossum | d170577 | 1996-04-09 02:41:06 +0000 | [diff] [blame] | 975 | static object * |
Guido van Rossum | 872537c | 1995-07-07 22:43:42 +0000 | [diff] [blame] | 976 | builtin_locals(self, args) |
| 977 | object *self; |
| 978 | object *args; |
| 979 | { |
| 980 | object *d; |
| 981 | |
| 982 | if (!newgetargs(args, "")) |
| 983 | return NULL; |
| 984 | d = getlocals(); |
| 985 | INCREF(d); |
| 986 | return d; |
| 987 | } |
| 988 | |
| 989 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 990 | builtin_long(self, args) |
Guido van Rossum | d490545 | 1991-05-05 20:00:36 +0000 | [diff] [blame] | 991 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 992 | object *args; |
Guido van Rossum | d490545 | 1991-05-05 20:00:36 +0000 | [diff] [blame] | 993 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 994 | object *v; |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 995 | number_methods *nb; |
| 996 | |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 997 | if (!newgetargs(args, "O:long", &v)) |
| 998 | return NULL; |
Guido van Rossum | c6472e9 | 1997-03-31 17:15:43 +0000 | [diff] [blame] | 999 | if (is_stringobject(v)) |
| 1000 | return long_from_string(v); |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1001 | if ((nb = v->ob_type->tp_as_number) == NULL || |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 1002 | nb->nb_long == NULL) { |
| 1003 | err_setstr(TypeError, |
| 1004 | "long() argument can't be converted to long"); |
| 1005 | return NULL; |
Guido van Rossum | d490545 | 1991-05-05 20:00:36 +0000 | [diff] [blame] | 1006 | } |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 1007 | return (*nb->nb_long)(v); |
Guido van Rossum | d490545 | 1991-05-05 20:00:36 +0000 | [diff] [blame] | 1008 | } |
| 1009 | |
| 1010 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1011 | min_max(args, sign) |
| 1012 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1013 | int sign; |
| 1014 | { |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1015 | int i; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1016 | object *v, *w, *x; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1017 | sequence_methods *sq; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1018 | |
| 1019 | if (gettuplesize(args) > 1) |
| 1020 | v = args; |
| 1021 | else if (!newgetargs(args, "O:min/max", &v)) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1022 | return NULL; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1023 | sq = v->ob_type->tp_as_sequence; |
| 1024 | if (sq == NULL) { |
| 1025 | err_setstr(TypeError, "min() or max() of non-sequence"); |
| 1026 | return NULL; |
| 1027 | } |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1028 | w = NULL; |
| 1029 | for (i = 0; ; i++) { |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1030 | x = (*sq->sq_item)(v, i); /* Implies INCREF */ |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1031 | if (x == NULL) { |
| 1032 | if (err_occurred() == IndexError) { |
| 1033 | err_clear(); |
| 1034 | break; |
| 1035 | } |
| 1036 | XDECREF(w); |
| 1037 | return NULL; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1038 | } |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1039 | if (w == NULL) |
| 1040 | w = x; |
| 1041 | else { |
| 1042 | if (cmpobject(x, w) * sign > 0) { |
| 1043 | DECREF(w); |
| 1044 | w = x; |
| 1045 | } |
| 1046 | else |
| 1047 | DECREF(x); |
| 1048 | } |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1049 | } |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1050 | if (w == NULL) |
| 1051 | err_setstr(ValueError, "min() or max() of empty sequence"); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1052 | return w; |
| 1053 | } |
| 1054 | |
| 1055 | static object * |
| 1056 | builtin_min(self, v) |
| 1057 | object *self; |
| 1058 | object *v; |
| 1059 | { |
| 1060 | return min_max(v, -1); |
| 1061 | } |
| 1062 | |
| 1063 | static object * |
| 1064 | builtin_max(self, v) |
| 1065 | object *self; |
| 1066 | object *v; |
| 1067 | { |
| 1068 | return min_max(v, 1); |
| 1069 | } |
| 1070 | |
| 1071 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1072 | builtin_oct(self, args) |
Guido van Rossum | 006bcd4 | 1991-10-24 14:54:44 +0000 | [diff] [blame] | 1073 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1074 | object *args; |
Guido van Rossum | 006bcd4 | 1991-10-24 14:54:44 +0000 | [diff] [blame] | 1075 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1076 | object *v; |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 1077 | number_methods *nb; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1078 | |
| 1079 | if (!newgetargs(args, "O:oct", &v)) |
| 1080 | return NULL; |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 1081 | if (v == NULL || (nb = v->ob_type->tp_as_number) == NULL || |
| 1082 | nb->nb_oct == NULL) { |
| 1083 | err_setstr(TypeError, |
| 1084 | "oct() argument can't be converted to oct"); |
| 1085 | return NULL; |
Guido van Rossum | 006bcd4 | 1991-10-24 14:54:44 +0000 | [diff] [blame] | 1086 | } |
Guido van Rossum | 1899c2e | 1992-09-12 11:09:23 +0000 | [diff] [blame] | 1087 | return (*nb->nb_oct)(v); |
Guido van Rossum | 006bcd4 | 1991-10-24 14:54:44 +0000 | [diff] [blame] | 1088 | } |
| 1089 | |
| 1090 | static object * |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 1091 | builtin_open(self, args) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1092 | object *self; |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 1093 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1094 | { |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1095 | char *name; |
| 1096 | char *mode = "r"; |
| 1097 | int bufsize = -1; |
| 1098 | object *f; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1099 | |
| 1100 | if (!newgetargs(args, "s|si:open", &name, &mode, &bufsize)) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1101 | return NULL; |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1102 | f = newfileobject(name, mode); |
| 1103 | if (f != NULL) |
| 1104 | setfilebufsize(f, bufsize); |
| 1105 | return f; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1106 | } |
| 1107 | |
| 1108 | static object * |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 1109 | builtin_ord(self, args) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1110 | object *self; |
Guido van Rossum | 94390a4 | 1992-08-14 15:14:30 +0000 | [diff] [blame] | 1111 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1112 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1113 | char c; |
| 1114 | |
| 1115 | if (!newgetargs(args, "c:ord", &c)) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1116 | return NULL; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1117 | return newintobject((long)(c & 0xff)); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1118 | } |
| 1119 | |
| 1120 | static object * |
Guido van Rossum | 6a00cd8 | 1995-01-07 12:39:01 +0000 | [diff] [blame] | 1121 | do_pow(v, w) |
| 1122 | object *v, *w; |
Guido van Rossum | d490545 | 1991-05-05 20:00:36 +0000 | [diff] [blame] | 1123 | { |
Guido van Rossum | 6a00cd8 | 1995-01-07 12:39:01 +0000 | [diff] [blame] | 1124 | object *res; |
| 1125 | if (is_instanceobject(v) || is_instanceobject(w)) |
| 1126 | return instancebinop(v, w, "__pow__", "__rpow__", do_pow); |
Guido van Rossum | c6bb8f7 | 1991-07-01 18:42:41 +0000 | [diff] [blame] | 1127 | if (v->ob_type->tp_as_number == NULL || |
Guido van Rossum | df05ac6 | 1994-08-29 12:52:37 +0000 | [diff] [blame] | 1128 | w->ob_type->tp_as_number == NULL) { |
Guido van Rossum | d490545 | 1991-05-05 20:00:36 +0000 | [diff] [blame] | 1129 | err_setstr(TypeError, "pow() requires numeric arguments"); |
| 1130 | return NULL; |
| 1131 | } |
Guido van Rossum | 8a5c5d2 | 1996-01-12 01:09:56 +0000 | [diff] [blame] | 1132 | if ( |
| 1133 | #ifndef WITHOUT_COMPLEX |
| 1134 | !is_complexobject(v) && |
| 1135 | #endif |
| 1136 | is_floatobject(w) && getfloatvalue(v) < 0.0) { |
Guido van Rossum | 8a1e8eb | 1995-02-18 14:51:32 +0000 | [diff] [blame] | 1137 | if (!err_occurred()) |
| 1138 | err_setstr(ValueError, "negative number to float power"); |
Guido van Rossum | 2165158 | 1995-02-10 16:57:16 +0000 | [diff] [blame] | 1139 | return NULL; |
| 1140 | } |
Guido van Rossum | c6bb8f7 | 1991-07-01 18:42:41 +0000 | [diff] [blame] | 1141 | if (coerce(&v, &w) != 0) |
| 1142 | return NULL; |
Guido van Rossum | 6a00cd8 | 1995-01-07 12:39:01 +0000 | [diff] [blame] | 1143 | res = (*v->ob_type->tp_as_number->nb_power)(v, w, None); |
Guido van Rossum | c6bb8f7 | 1991-07-01 18:42:41 +0000 | [diff] [blame] | 1144 | DECREF(v); |
| 1145 | DECREF(w); |
Guido van Rossum | 6a00cd8 | 1995-01-07 12:39:01 +0000 | [diff] [blame] | 1146 | return res; |
| 1147 | } |
| 1148 | |
| 1149 | static object * |
| 1150 | builtin_pow(self, args) |
| 1151 | object *self; |
| 1152 | object *args; |
| 1153 | { |
| 1154 | object *v, *w, *z = None, *res; |
| 1155 | object *v1, *z1, *w2, *z2; |
| 1156 | |
| 1157 | if (!newgetargs(args, "OO|O:pow", &v, &w, &z)) |
| 1158 | return NULL; |
| 1159 | if (z == None) |
| 1160 | return do_pow(v, w); |
| 1161 | /* XXX The ternary version doesn't do class instance coercions */ |
| 1162 | if (is_instanceobject(v)) |
| 1163 | return v->ob_type->tp_as_number->nb_power(v, w, z); |
| 1164 | if (v->ob_type->tp_as_number == NULL || |
| 1165 | z->ob_type->tp_as_number == NULL || |
| 1166 | w->ob_type->tp_as_number == NULL) { |
| 1167 | err_setstr(TypeError, "pow() requires numeric arguments"); |
| 1168 | return NULL; |
| 1169 | } |
| 1170 | if (coerce(&v, &w) != 0) |
| 1171 | return NULL; |
| 1172 | res = NULL; |
| 1173 | v1 = v; |
| 1174 | z1 = z; |
| 1175 | if (coerce(&v1, &z1) != 0) |
| 1176 | goto error2; |
| 1177 | w2 = w; |
| 1178 | z2 = z1; |
| 1179 | if (coerce(&w2, &z2) != 0) |
| 1180 | goto error1; |
| 1181 | res = (*v1->ob_type->tp_as_number->nb_power)(v1, w2, z2); |
| 1182 | DECREF(w2); |
| 1183 | DECREF(z2); |
| 1184 | error1: |
| 1185 | DECREF(v1); |
| 1186 | DECREF(z1); |
| 1187 | error2: |
| 1188 | DECREF(v); |
| 1189 | DECREF(w); |
| 1190 | return res; |
Guido van Rossum | d490545 | 1991-05-05 20:00:36 +0000 | [diff] [blame] | 1191 | } |
| 1192 | |
| 1193 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1194 | builtin_range(self, args) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1195 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1196 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1197 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1198 | long ilow = 0, ihigh = 0, istep = 1; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1199 | int i, n; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1200 | object *v; |
| 1201 | |
| 1202 | if (gettuplesize(args) <= 1) { |
| 1203 | if (!newgetargs(args, |
Guido van Rossum | 0865dd9 | 1995-01-17 16:30:22 +0000 | [diff] [blame] | 1204 | "l;range() requires 1-3 int arguments", |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1205 | &ihigh)) |
| 1206 | return NULL; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1207 | } |
| 1208 | else { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1209 | if (!newgetargs(args, |
Guido van Rossum | 0865dd9 | 1995-01-17 16:30:22 +0000 | [diff] [blame] | 1210 | "ll|l;range() requires 1-3 int arguments", |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1211 | &ilow, &ihigh, &istep)) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1212 | return NULL; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1213 | } |
| 1214 | if (istep == 0) { |
Guido van Rossum | 50afb7a | 1991-12-10 13:52:31 +0000 | [diff] [blame] | 1215 | err_setstr(ValueError, "zero step for range()"); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1216 | return NULL; |
| 1217 | } |
| 1218 | /* XXX ought to check overflow of subtraction */ |
| 1219 | if (istep > 0) |
| 1220 | n = (ihigh - ilow + istep - 1) / istep; |
| 1221 | else |
| 1222 | n = (ihigh - ilow + istep + 1) / istep; |
| 1223 | if (n < 0) |
| 1224 | n = 0; |
| 1225 | v = newlistobject(n); |
| 1226 | if (v == NULL) |
| 1227 | return NULL; |
| 1228 | for (i = 0; i < n; i++) { |
| 1229 | object *w = newintobject(ilow); |
| 1230 | if (w == NULL) { |
| 1231 | DECREF(v); |
| 1232 | return NULL; |
| 1233 | } |
| 1234 | setlistitem(v, i, w); |
| 1235 | ilow += istep; |
| 1236 | } |
| 1237 | return v; |
| 1238 | } |
| 1239 | |
| 1240 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1241 | builtin_xrange(self, args) |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1242 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1243 | object *args; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1244 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1245 | long ilow = 0, ihigh = 0, istep = 1; |
Guido van Rossum | 0865dd9 | 1995-01-17 16:30:22 +0000 | [diff] [blame] | 1246 | long n; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1247 | |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1248 | if (gettuplesize(args) <= 1) { |
| 1249 | if (!newgetargs(args, |
Guido van Rossum | 0865dd9 | 1995-01-17 16:30:22 +0000 | [diff] [blame] | 1250 | "l;xrange() requires 1-3 int arguments", |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1251 | &ihigh)) |
| 1252 | return NULL; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1253 | } |
| 1254 | else { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1255 | if (!newgetargs(args, |
Guido van Rossum | 0865dd9 | 1995-01-17 16:30:22 +0000 | [diff] [blame] | 1256 | "ll|l;xrange() requires 1-3 int arguments", |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1257 | &ilow, &ihigh, &istep)) |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1258 | return NULL; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1259 | } |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1260 | if (istep == 0) { |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1261 | err_setstr(ValueError, "zero step for xrange()"); |
| 1262 | return NULL; |
| 1263 | } |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1264 | /* XXX ought to check overflow of subtraction */ |
| 1265 | if (istep > 0) |
| 1266 | n = (ihigh - ilow + istep - 1) / istep; |
| 1267 | else |
| 1268 | n = (ihigh - ilow + istep + 1) / istep; |
| 1269 | if (n < 0) |
| 1270 | n = 0; |
| 1271 | return newrangeobject(ilow, n, istep, 1); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1272 | } |
| 1273 | |
Guido van Rossum | 872537c | 1995-07-07 22:43:42 +0000 | [diff] [blame] | 1274 | extern char *my_readline PROTO((char *)); |
| 1275 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1276 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1277 | builtin_raw_input(self, args) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1278 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1279 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1280 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1281 | object *v = NULL; |
| 1282 | object *f; |
| 1283 | |
| 1284 | if (!newgetargs(args, "|O:[raw_]input", &v)) |
Guido van Rossum | 3165fe6 | 1992-09-25 21:59:05 +0000 | [diff] [blame] | 1285 | return NULL; |
Guido van Rossum | 872537c | 1995-07-07 22:43:42 +0000 | [diff] [blame] | 1286 | if (getfilefile(sysget("stdin")) == stdin && |
Guido van Rossum | 53bb7ff | 1995-07-26 16:26:31 +0000 | [diff] [blame] | 1287 | getfilefile(sysget("stdout")) == stdout && |
| 1288 | isatty(fileno(stdin)) && isatty(fileno(stdout))) { |
Guido van Rossum | 872537c | 1995-07-07 22:43:42 +0000 | [diff] [blame] | 1289 | object *po; |
| 1290 | char *prompt; |
| 1291 | char *s; |
| 1292 | object *result; |
| 1293 | if (v != NULL) { |
| 1294 | po = strobject(v); |
| 1295 | if (po == NULL) |
| 1296 | return NULL; |
| 1297 | prompt = getstringvalue(po); |
| 1298 | } |
| 1299 | else { |
| 1300 | po = NULL; |
| 1301 | prompt = ""; |
| 1302 | } |
| 1303 | s = my_readline(prompt); |
| 1304 | XDECREF(po); |
| 1305 | if (s == NULL) { |
| 1306 | err_set(KeyboardInterrupt); |
| 1307 | return NULL; |
| 1308 | } |
| 1309 | if (*s == '\0') { |
| 1310 | err_set(EOFError); |
| 1311 | result = NULL; |
| 1312 | } |
| 1313 | else { /* strip trailing '\n' */ |
| 1314 | result = newsizedstringobject(s, strlen(s)-1); |
| 1315 | } |
| 1316 | free(s); |
| 1317 | return result; |
| 1318 | } |
Guido van Rossum | 9093361 | 1991-06-07 16:10:43 +0000 | [diff] [blame] | 1319 | if (v != NULL) { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1320 | f = sysget("stdout"); |
| 1321 | if (f == NULL) { |
| 1322 | err_setstr(RuntimeError, "lost sys.stdout"); |
| 1323 | return NULL; |
| 1324 | } |
| 1325 | flushline(); |
Guido van Rossum | 3165fe6 | 1992-09-25 21:59:05 +0000 | [diff] [blame] | 1326 | if (writeobject(v, f, PRINT_RAW) != 0) |
Guido van Rossum | 9093361 | 1991-06-07 16:10:43 +0000 | [diff] [blame] | 1327 | return NULL; |
| 1328 | } |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1329 | f = sysget("stdin"); |
| 1330 | if (f == NULL) { |
| 1331 | err_setstr(RuntimeError, "lost sys.stdin"); |
| 1332 | return NULL; |
| 1333 | } |
| 1334 | return filegetline(f, -1); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1335 | } |
| 1336 | |
| 1337 | static object * |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1338 | builtin_reduce(self, args) |
| 1339 | object *self; |
| 1340 | object *args; |
| 1341 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1342 | object *seq, *func, *result = NULL; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1343 | sequence_methods *sqf; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1344 | register int i; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1345 | |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1346 | if (!newgetargs(args, "OO|O:reduce", &func, &seq, &result)) |
| 1347 | return NULL; |
| 1348 | if (result != NULL) |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1349 | INCREF(result); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1350 | |
| 1351 | if ((sqf = seq->ob_type->tp_as_sequence) == NULL) { |
| 1352 | err_setstr(TypeError, |
| 1353 | "2nd argument to reduce() must be a sequence object"); |
| 1354 | return NULL; |
| 1355 | } |
| 1356 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1357 | if ((args = newtupleobject(2)) == NULL) |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1358 | goto Fail; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1359 | |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1360 | for (i = 0; ; ++i) { |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1361 | object *op2; |
| 1362 | |
| 1363 | if (args->ob_refcnt > 1) { |
| 1364 | DECREF(args); |
| 1365 | if ((args = newtupleobject(2)) == NULL) |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1366 | goto Fail; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1367 | } |
| 1368 | |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1369 | if ((op2 = (*sqf->sq_item)(seq, i)) == NULL) { |
| 1370 | if (err_occurred() == IndexError) { |
| 1371 | err_clear(); |
| 1372 | break; |
| 1373 | } |
| 1374 | goto Fail; |
| 1375 | } |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1376 | |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1377 | if (result == NULL) |
| 1378 | result = op2; |
| 1379 | else { |
| 1380 | settupleitem(args, 0, result); |
| 1381 | settupleitem(args, 1, op2); |
| 1382 | if ((result = call_object(func, args)) == NULL) |
| 1383 | goto Fail; |
| 1384 | } |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1385 | } |
| 1386 | |
| 1387 | DECREF(args); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1388 | |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1389 | if (result == NULL) |
| 1390 | err_setstr(TypeError, |
| 1391 | "reduce of empty sequence with no initial value"); |
| 1392 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1393 | return result; |
| 1394 | |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1395 | Fail: |
| 1396 | XDECREF(args); |
| 1397 | XDECREF(result); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1398 | return NULL; |
| 1399 | } |
| 1400 | |
| 1401 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1402 | builtin_reload(self, args) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1403 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1404 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1405 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1406 | object *v; |
| 1407 | |
| 1408 | if (!newgetargs(args, "O:reload", &v)) |
| 1409 | return NULL; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1410 | return reload_module(v); |
| 1411 | } |
| 1412 | |
| 1413 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1414 | builtin_repr(self, args) |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1415 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1416 | object *args; |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1417 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1418 | object *v; |
| 1419 | |
| 1420 | if (!newgetargs(args, "O:repr", &v)) |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1421 | return NULL; |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1422 | return reprobject(v); |
| 1423 | } |
| 1424 | |
| 1425 | static object * |
Guido van Rossum | 9e51f9b | 1993-02-12 16:29:05 +0000 | [diff] [blame] | 1426 | builtin_round(self, args) |
| 1427 | object *self; |
| 1428 | object *args; |
| 1429 | { |
Guido van Rossum | 9e51f9b | 1993-02-12 16:29:05 +0000 | [diff] [blame] | 1430 | double x; |
| 1431 | double f; |
| 1432 | int ndigits = 0; |
Guido van Rossum | 9e51f9b | 1993-02-12 16:29:05 +0000 | [diff] [blame] | 1433 | int i; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1434 | |
| 1435 | if (!newgetargs(args, "d|i:round", &x, &ndigits)) |
Guido van Rossum | 9e51f9b | 1993-02-12 16:29:05 +0000 | [diff] [blame] | 1436 | return NULL; |
Guido van Rossum | 9e51f9b | 1993-02-12 16:29:05 +0000 | [diff] [blame] | 1437 | f = 1.0; |
| 1438 | for (i = ndigits; --i >= 0; ) |
| 1439 | f = f*10.0; |
| 1440 | for (i = ndigits; ++i <= 0; ) |
| 1441 | f = f*0.1; |
| 1442 | if (x >= 0.0) |
| 1443 | return newfloatobject(floor(x*f + 0.5) / f); |
| 1444 | else |
| 1445 | return newfloatobject(ceil(x*f - 0.5) / f); |
| 1446 | } |
| 1447 | |
| 1448 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1449 | builtin_str(self, args) |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1450 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1451 | object *args; |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1452 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1453 | object *v; |
| 1454 | |
| 1455 | if (!newgetargs(args, "O:str", &v)) |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1456 | return NULL; |
Guido van Rossum | c600411 | 1993-11-05 10:22:19 +0000 | [diff] [blame] | 1457 | return strobject(v); |
Guido van Rossum | c89705d | 1992-11-26 08:54:07 +0000 | [diff] [blame] | 1458 | } |
| 1459 | |
| 1460 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1461 | builtin_tuple(self, args) |
Guido van Rossum | cae027b | 1994-08-29 12:53:11 +0000 | [diff] [blame] | 1462 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1463 | object *args; |
Guido van Rossum | cae027b | 1994-08-29 12:53:11 +0000 | [diff] [blame] | 1464 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1465 | object *v; |
Guido van Rossum | cae027b | 1994-08-29 12:53:11 +0000 | [diff] [blame] | 1466 | sequence_methods *sqf; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1467 | |
| 1468 | if (!newgetargs(args, "O:tuple", &v)) |
| 1469 | return NULL; |
Guido van Rossum | cae027b | 1994-08-29 12:53:11 +0000 | [diff] [blame] | 1470 | if (is_tupleobject(v)) { |
| 1471 | INCREF(v); |
| 1472 | return v; |
| 1473 | } |
Guido van Rossum | e4ab647 | 1994-08-30 12:38:05 +0000 | [diff] [blame] | 1474 | if (is_listobject(v)) |
| 1475 | return listtuple(v); |
Guido van Rossum | cae027b | 1994-08-29 12:53:11 +0000 | [diff] [blame] | 1476 | if (is_stringobject(v)) { |
| 1477 | int n = getstringsize(v); |
| 1478 | object *t = newtupleobject(n); |
| 1479 | if (t != NULL) { |
| 1480 | int i; |
| 1481 | char *p = getstringvalue(v); |
| 1482 | for (i = 0; i < n; i++) { |
| 1483 | object *item = newsizedstringobject(p+i, 1); |
| 1484 | if (item == NULL) { |
| 1485 | DECREF(t); |
| 1486 | t = NULL; |
| 1487 | break; |
| 1488 | } |
| 1489 | settupleitem(t, i, item); |
| 1490 | } |
| 1491 | } |
| 1492 | return t; |
| 1493 | } |
| 1494 | /* Generic sequence object */ |
| 1495 | if ((sqf = v->ob_type->tp_as_sequence) != NULL) { |
| 1496 | int n = (*sqf->sq_length)(v); |
| 1497 | int i; |
| 1498 | object *t; |
| 1499 | if (n < 0) |
| 1500 | return NULL; |
| 1501 | t = newtupleobject(n); |
| 1502 | if (t == NULL) |
| 1503 | return NULL; |
| 1504 | for (i = 0; i < n; i++) { |
| 1505 | object *item = (*sqf->sq_item)(v, i); |
| 1506 | if (item == NULL) { |
| 1507 | DECREF(t); |
| 1508 | t = NULL; |
| 1509 | break; |
| 1510 | } |
| 1511 | settupleitem(t, i, item); |
| 1512 | } |
| 1513 | /* XXX Should support indefinite-length sequences */ |
| 1514 | return t; |
| 1515 | } |
| 1516 | /* None of the above */ |
| 1517 | err_setstr(TypeError, "tuple() argument must be a sequence"); |
| 1518 | return NULL; |
| 1519 | } |
| 1520 | |
| 1521 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1522 | builtin_type(self, args) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1523 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1524 | object *args; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1525 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1526 | object *v; |
| 1527 | |
| 1528 | if (!newgetargs(args, "O:type", &v)) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1529 | return NULL; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1530 | v = (object *)v->ob_type; |
| 1531 | INCREF(v); |
| 1532 | return v; |
| 1533 | } |
| 1534 | |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1535 | static object * |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1536 | builtin_vars(self, args) |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1537 | object *self; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1538 | object *args; |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1539 | { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1540 | object *v = NULL; |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1541 | object *d; |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1542 | |
| 1543 | if (!newgetargs(args, "|O:vars", &v)) |
| 1544 | return NULL; |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1545 | if (v == NULL) { |
| 1546 | d = getlocals(); |
Guido van Rossum | 53bb7ff | 1995-07-26 16:26:31 +0000 | [diff] [blame] | 1547 | if (d == NULL) { |
| 1548 | if (!err_occurred()) |
| 1549 | err_setstr(SystemError, "no locals!?"); |
| 1550 | } |
| 1551 | else |
| 1552 | INCREF(d); |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1553 | } |
| 1554 | else { |
| 1555 | d = getattr(v, "__dict__"); |
| 1556 | if (d == NULL) { |
| 1557 | err_setstr(TypeError, |
| 1558 | "vars() argument must have __dict__ attribute"); |
| 1559 | return NULL; |
| 1560 | } |
| 1561 | } |
| 1562 | return d; |
| 1563 | } |
| 1564 | |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1565 | static struct methodlist builtin_methods[] = { |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1566 | {"__import__", builtin___import__, 1}, |
| 1567 | {"abs", builtin_abs, 1}, |
| 1568 | {"apply", builtin_apply, 1}, |
| 1569 | {"callable", builtin_callable, 1}, |
| 1570 | {"chr", builtin_chr, 1}, |
| 1571 | {"cmp", builtin_cmp, 1}, |
| 1572 | {"coerce", builtin_coerce, 1}, |
| 1573 | {"compile", builtin_compile, 1}, |
Guido van Rossum | 8a5c5d2 | 1996-01-12 01:09:56 +0000 | [diff] [blame] | 1574 | #ifndef WITHOUT_COMPLEX |
| 1575 | {"complex", builtin_complex, 1}, |
| 1576 | #endif |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1577 | {"delattr", builtin_delattr, 1}, |
| 1578 | {"dir", builtin_dir, 1}, |
| 1579 | {"divmod", builtin_divmod, 1}, |
| 1580 | {"eval", builtin_eval, 1}, |
| 1581 | {"execfile", builtin_execfile, 1}, |
| 1582 | {"filter", builtin_filter, 1}, |
| 1583 | {"float", builtin_float, 1}, |
| 1584 | {"getattr", builtin_getattr, 1}, |
Guido van Rossum | 872537c | 1995-07-07 22:43:42 +0000 | [diff] [blame] | 1585 | {"globals", builtin_globals, 1}, |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1586 | {"hasattr", builtin_hasattr, 1}, |
| 1587 | {"hash", builtin_hash, 1}, |
| 1588 | {"hex", builtin_hex, 1}, |
| 1589 | {"id", builtin_id, 1}, |
| 1590 | {"input", builtin_input, 1}, |
Guido van Rossum | e8811f8 | 1997-02-14 15:48:05 +0000 | [diff] [blame] | 1591 | {"intern", builtin_intern, 1}, |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1592 | {"int", builtin_int, 1}, |
| 1593 | {"len", builtin_len, 1}, |
Guido van Rossum | d170577 | 1996-04-09 02:41:06 +0000 | [diff] [blame] | 1594 | {"list", builtin_list, 1}, |
Guido van Rossum | 872537c | 1995-07-07 22:43:42 +0000 | [diff] [blame] | 1595 | {"locals", builtin_locals, 1}, |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1596 | {"long", builtin_long, 1}, |
| 1597 | {"map", builtin_map, 1}, |
| 1598 | {"max", builtin_max, 1}, |
| 1599 | {"min", builtin_min, 1}, |
| 1600 | {"oct", builtin_oct, 1}, |
| 1601 | {"open", builtin_open, 1}, |
| 1602 | {"ord", builtin_ord, 1}, |
Guido van Rossum | 030ae17 | 1994-11-10 22:33:19 +0000 | [diff] [blame] | 1603 | {"pow", builtin_pow, 1}, |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1604 | {"range", builtin_range, 1}, |
| 1605 | {"raw_input", builtin_raw_input, 1}, |
| 1606 | {"reduce", builtin_reduce, 1}, |
| 1607 | {"reload", builtin_reload, 1}, |
| 1608 | {"repr", builtin_repr, 1}, |
| 1609 | {"round", builtin_round, 1}, |
| 1610 | {"setattr", builtin_setattr, 1}, |
Guido van Rossum | 8861b74 | 1996-07-30 16:49:37 +0000 | [diff] [blame] | 1611 | {"slice", builtin_slice, 1}, |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 1612 | {"str", builtin_str, 1}, |
| 1613 | {"tuple", builtin_tuple, 1}, |
| 1614 | {"type", builtin_type, 1}, |
| 1615 | {"vars", builtin_vars, 1}, |
| 1616 | {"xrange", builtin_xrange, 1}, |
Guido van Rossum | c02e15c | 1991-12-16 13:03:00 +0000 | [diff] [blame] | 1617 | {NULL, NULL}, |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1618 | }; |
| 1619 | |
Guido van Rossum | 0865dd9 | 1995-01-17 16:30:22 +0000 | [diff] [blame] | 1620 | static object *builtin_mod; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1621 | static object *builtin_dict; |
| 1622 | |
| 1623 | object * |
Guido van Rossum | 0865dd9 | 1995-01-17 16:30:22 +0000 | [diff] [blame] | 1624 | getbuiltinmod() |
| 1625 | { |
| 1626 | return builtin_mod; |
| 1627 | } |
| 1628 | |
| 1629 | object * |
Guido van Rossum | 6135a87 | 1995-01-09 17:53:26 +0000 | [diff] [blame] | 1630 | getbuiltindict() |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1631 | { |
Guido van Rossum | 6135a87 | 1995-01-09 17:53:26 +0000 | [diff] [blame] | 1632 | return builtin_dict; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1633 | } |
| 1634 | |
| 1635 | /* Predefined exceptions */ |
| 1636 | |
Guido van Rossum | 2583165 | 1993-05-19 14:50:45 +0000 | [diff] [blame] | 1637 | object *AccessError; |
Guido van Rossum | c6472e9 | 1997-03-31 17:15:43 +0000 | [diff] [blame] | 1638 | object *PyExc_AssertionError; |
Guido van Rossum | fb905c3 | 1991-12-16 15:42:38 +0000 | [diff] [blame] | 1639 | object *AttributeError; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1640 | object *EOFError; |
Guido van Rossum | 0ae748d | 1997-02-14 22:58:07 +0000 | [diff] [blame] | 1641 | object *FloatingPointError; |
Guido van Rossum | fb905c3 | 1991-12-16 15:42:38 +0000 | [diff] [blame] | 1642 | object *IOError; |
Guido van Rossum | ed7711b | 1991-12-24 13:24:53 +0000 | [diff] [blame] | 1643 | object *ImportError; |
Guido van Rossum | fb905c3 | 1991-12-16 15:42:38 +0000 | [diff] [blame] | 1644 | object *IndexError; |
| 1645 | object *KeyError; |
| 1646 | object *KeyboardInterrupt; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1647 | object *MemoryError; |
| 1648 | object *NameError; |
Guido van Rossum | 50afb7a | 1991-12-10 13:52:31 +0000 | [diff] [blame] | 1649 | object *OverflowError; |
Guido van Rossum | fb905c3 | 1991-12-16 15:42:38 +0000 | [diff] [blame] | 1650 | object *RuntimeError; |
Guido van Rossum | c02e15c | 1991-12-16 13:03:00 +0000 | [diff] [blame] | 1651 | object *SyntaxError; |
Guido van Rossum | fb905c3 | 1991-12-16 15:42:38 +0000 | [diff] [blame] | 1652 | object *SystemError; |
Guido van Rossum | 768a3f0 | 1991-12-31 13:13:47 +0000 | [diff] [blame] | 1653 | object *SystemExit; |
Guido van Rossum | fb905c3 | 1991-12-16 15:42:38 +0000 | [diff] [blame] | 1654 | object *TypeError; |
| 1655 | object *ValueError; |
| 1656 | object *ZeroDivisionError; |
Guido van Rossum | 50afb7a | 1991-12-10 13:52:31 +0000 | [diff] [blame] | 1657 | |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1658 | static object * |
Guido van Rossum | fb905c3 | 1991-12-16 15:42:38 +0000 | [diff] [blame] | 1659 | newstdexception(name) |
| 1660 | char *name; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1661 | { |
Guido van Rossum | fb905c3 | 1991-12-16 15:42:38 +0000 | [diff] [blame] | 1662 | object *v = newstringobject(name); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1663 | if (v == NULL || dictinsert(builtin_dict, name, v) != 0) |
| 1664 | fatal("no mem for new standard exception"); |
| 1665 | return v; |
| 1666 | } |
| 1667 | |
| 1668 | static void |
| 1669 | initerrors() |
| 1670 | { |
Guido van Rossum | 2583165 | 1993-05-19 14:50:45 +0000 | [diff] [blame] | 1671 | AccessError = newstdexception("AccessError"); |
Guido van Rossum | c6472e9 | 1997-03-31 17:15:43 +0000 | [diff] [blame] | 1672 | PyExc_AssertionError = newstdexception("AssertionError"); |
Guido van Rossum | ed7711b | 1991-12-24 13:24:53 +0000 | [diff] [blame] | 1673 | AttributeError = newstdexception("AttributeError"); |
Guido van Rossum | fb905c3 | 1991-12-16 15:42:38 +0000 | [diff] [blame] | 1674 | EOFError = newstdexception("EOFError"); |
Guido van Rossum | 0ae748d | 1997-02-14 22:58:07 +0000 | [diff] [blame] | 1675 | FloatingPointError = newstdexception("FloatingPointError"); |
Guido van Rossum | ed7711b | 1991-12-24 13:24:53 +0000 | [diff] [blame] | 1676 | IOError = newstdexception("IOError"); |
| 1677 | ImportError = newstdexception("ImportError"); |
| 1678 | IndexError = newstdexception("IndexError"); |
| 1679 | KeyError = newstdexception("KeyError"); |
| 1680 | KeyboardInterrupt = newstdexception("KeyboardInterrupt"); |
Guido van Rossum | fb905c3 | 1991-12-16 15:42:38 +0000 | [diff] [blame] | 1681 | MemoryError = newstdexception("MemoryError"); |
| 1682 | NameError = newstdexception("NameError"); |
Guido van Rossum | fb905c3 | 1991-12-16 15:42:38 +0000 | [diff] [blame] | 1683 | OverflowError = newstdexception("OverflowError"); |
Guido van Rossum | ed7711b | 1991-12-24 13:24:53 +0000 | [diff] [blame] | 1684 | RuntimeError = newstdexception("RuntimeError"); |
Guido van Rossum | fb905c3 | 1991-12-16 15:42:38 +0000 | [diff] [blame] | 1685 | SyntaxError = newstdexception("SyntaxError"); |
Guido van Rossum | ed7711b | 1991-12-24 13:24:53 +0000 | [diff] [blame] | 1686 | SystemError = newstdexception("SystemError"); |
Guido van Rossum | 768a3f0 | 1991-12-31 13:13:47 +0000 | [diff] [blame] | 1687 | SystemExit = newstdexception("SystemExit"); |
Guido van Rossum | ed7711b | 1991-12-24 13:24:53 +0000 | [diff] [blame] | 1688 | TypeError = newstdexception("TypeError"); |
| 1689 | ValueError = newstdexception("ValueError"); |
| 1690 | ZeroDivisionError = newstdexception("ZeroDivisionError"); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1691 | } |
| 1692 | |
| 1693 | void |
| 1694 | initbuiltin() |
| 1695 | { |
Guido van Rossum | 0865dd9 | 1995-01-17 16:30:22 +0000 | [diff] [blame] | 1696 | builtin_mod = initmodule("__builtin__", builtin_methods); |
| 1697 | builtin_dict = getmoduledict(builtin_mod); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1698 | INCREF(builtin_dict); |
| 1699 | initerrors(); |
| 1700 | (void) dictinsert(builtin_dict, "None", None); |
Guido van Rossum | e449af7 | 1996-10-11 16:25:41 +0000 | [diff] [blame] | 1701 | (void) dictinsert(builtin_dict, "Ellipsis", Py_Ellipsis); |
Guido van Rossum | 1c6a459 | 1997-03-11 18:43:26 +0000 | [diff] [blame] | 1702 | (void) dictinsert(builtin_dict, "__debug__", |
| 1703 | newintobject(Py_OptimizeFlag == 0)); |
| 1704 | if (err_occurred()) |
| 1705 | fatal("error creating None/Ellipsis/__debug__ in __builtin__"); |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 1706 | } |
Guido van Rossum | c6bb8f7 | 1991-07-01 18:42:41 +0000 | [diff] [blame] | 1707 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1708 | |
Guido van Rossum | e77a757 | 1993-11-03 15:01:26 +0000 | [diff] [blame] | 1709 | /* Helper for filter(): filter a tuple through a function */ |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1710 | |
| 1711 | static object * |
| 1712 | filtertuple(func, tuple) |
| 1713 | object *func; |
| 1714 | object *tuple; |
| 1715 | { |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 1716 | object *result; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1717 | register int i, j; |
Guido van Rossum | 2586bf0 | 1993-11-01 16:21:44 +0000 | [diff] [blame] | 1718 | int len = gettuplesize(tuple); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1719 | |
Guido van Rossum | b7b4562 | 1995-08-04 04:07:45 +0000 | [diff] [blame] | 1720 | if (len == 0) { |
| 1721 | INCREF(tuple); |
| 1722 | return tuple; |
| 1723 | } |
| 1724 | |
Guido van Rossum | 2586bf0 | 1993-11-01 16:21:44 +0000 | [diff] [blame] | 1725 | if ((result = newtupleobject(len)) == NULL) |
| 1726 | return NULL; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1727 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1728 | for (i = j = 0; i < len; ++i) { |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 1729 | object *item, *good; |
| 1730 | int ok; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1731 | |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 1732 | if ((item = gettupleitem(tuple, i)) == NULL) |
| 1733 | goto Fail_1; |
| 1734 | if (func == None) { |
| 1735 | INCREF(item); |
| 1736 | good = item; |
| 1737 | } |
| 1738 | else { |
| 1739 | object *arg = mkvalue("(O)", item); |
| 1740 | if (arg == NULL) |
| 1741 | goto Fail_1; |
| 1742 | good = call_object(func, arg); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1743 | DECREF(arg); |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 1744 | if (good == NULL) |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1745 | goto Fail_1; |
| 1746 | } |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 1747 | ok = testbool(good); |
| 1748 | DECREF(good); |
| 1749 | if (ok) { |
| 1750 | INCREF(item); |
| 1751 | if (settupleitem(result, j++, item) < 0) |
| 1752 | goto Fail_1; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1753 | } |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1754 | } |
| 1755 | |
Sjoerd Mullender | 615194a | 1993-11-01 13:46:50 +0000 | [diff] [blame] | 1756 | if (resizetuple(&result, j, 0) < 0) |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1757 | return NULL; |
| 1758 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1759 | return result; |
| 1760 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1761 | Fail_1: |
Guido van Rossum | 2586bf0 | 1993-11-01 16:21:44 +0000 | [diff] [blame] | 1762 | DECREF(result); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1763 | return NULL; |
| 1764 | } |
| 1765 | |
| 1766 | |
Guido van Rossum | e77a757 | 1993-11-03 15:01:26 +0000 | [diff] [blame] | 1767 | /* Helper for filter(): filter a string through a function */ |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1768 | |
| 1769 | static object * |
| 1770 | filterstring(func, strobj) |
| 1771 | object *func; |
| 1772 | object *strobj; |
| 1773 | { |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 1774 | object *result; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1775 | register int i, j; |
Guido van Rossum | 2586bf0 | 1993-11-01 16:21:44 +0000 | [diff] [blame] | 1776 | int len = getstringsize(strobj); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1777 | |
Guido van Rossum | 2586bf0 | 1993-11-01 16:21:44 +0000 | [diff] [blame] | 1778 | if (func == None) { |
| 1779 | /* No character is ever false -- share input string */ |
Guido van Rossum | 2d95185 | 1994-08-29 12:52:16 +0000 | [diff] [blame] | 1780 | INCREF(strobj); |
| 1781 | return strobj; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1782 | } |
Guido van Rossum | 2586bf0 | 1993-11-01 16:21:44 +0000 | [diff] [blame] | 1783 | if ((result = newsizedstringobject(NULL, len)) == NULL) |
| 1784 | return NULL; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1785 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1786 | for (i = j = 0; i < len; ++i) { |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 1787 | object *item, *arg, *good; |
| 1788 | int ok; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1789 | |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 1790 | item = (*strobj->ob_type->tp_as_sequence->sq_item)(strobj, i); |
| 1791 | if (item == NULL) |
| 1792 | goto Fail_1; |
| 1793 | arg = mkvalue("(O)", item); |
| 1794 | DECREF(item); |
| 1795 | if (arg == NULL) |
| 1796 | goto Fail_1; |
| 1797 | good = call_object(func, arg); |
| 1798 | DECREF(arg); |
| 1799 | if (good == NULL) |
| 1800 | goto Fail_1; |
| 1801 | ok = testbool(good); |
| 1802 | DECREF(good); |
| 1803 | if (ok) |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1804 | GETSTRINGVALUE((stringobject *)result)[j++] = |
Guido van Rossum | dc4b93d | 1993-10-27 14:56:44 +0000 | [diff] [blame] | 1805 | GETSTRINGVALUE((stringobject *)item)[0]; |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1806 | } |
| 1807 | |
Guido van Rossum | 79d96d6 | 1996-08-16 20:44:34 +0000 | [diff] [blame] | 1808 | if (j < len && resizestring(&result, j) < 0) |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1809 | return NULL; |
| 1810 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1811 | return result; |
| 1812 | |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1813 | Fail_1: |
Guido van Rossum | 2586bf0 | 1993-11-01 16:21:44 +0000 | [diff] [blame] | 1814 | DECREF(result); |
Guido van Rossum | 12d12c5 | 1993-10-26 17:58:25 +0000 | [diff] [blame] | 1815 | return NULL; |
| 1816 | } |
Guido van Rossum | c6472e9 | 1997-03-31 17:15:43 +0000 | [diff] [blame] | 1817 | |
| 1818 | /* Copied with modifications from stropmodule.c: atoi,atof.atol */ |
| 1819 | |
| 1820 | static PyObject * |
| 1821 | int_from_string(v) |
| 1822 | PyObject *v; |
| 1823 | { |
| 1824 | extern long PyOS_strtol Py_PROTO((const char *, char **, int)); |
| 1825 | char *s, *end; |
| 1826 | long x; |
| 1827 | char buffer[256]; /* For errors */ |
| 1828 | |
| 1829 | if (!PyArg_Parse(v, "s", &s)) |
| 1830 | return NULL; |
| 1831 | while (*s && isspace(Py_CHARMASK(*s))) |
| 1832 | s++; |
| 1833 | if (s[0] == '\0') { |
| 1834 | PyErr_SetString(PyExc_ValueError, "empty string for int()"); |
| 1835 | return NULL; |
| 1836 | } |
| 1837 | errno = 0; |
| 1838 | x = PyOS_strtol(s, &end, 10); |
| 1839 | while (*end && isspace(Py_CHARMASK(*end))) |
| 1840 | end++; |
| 1841 | if (*end != '\0') { |
| 1842 | sprintf(buffer, "invalid literal for int(): %.200s", s); |
| 1843 | PyErr_SetString(PyExc_ValueError, buffer); |
| 1844 | return NULL; |
| 1845 | } |
| 1846 | else if (errno != 0) { |
| 1847 | sprintf(buffer, "int() literal too large: %.200s", s); |
| 1848 | PyErr_SetString(PyExc_ValueError, buffer); |
| 1849 | return NULL; |
| 1850 | } |
| 1851 | return PyInt_FromLong(x); |
| 1852 | } |
| 1853 | |
| 1854 | static PyObject * |
| 1855 | long_from_string(v) |
| 1856 | PyObject *v; |
| 1857 | { |
| 1858 | char *s, *end; |
| 1859 | PyObject *x; |
| 1860 | char buffer[256]; /* For errors */ |
| 1861 | |
| 1862 | if (!PyArg_Parse(v, "s", &s)) |
| 1863 | return NULL; |
| 1864 | |
| 1865 | while (*s && isspace(Py_CHARMASK(*s))) |
| 1866 | s++; |
| 1867 | if (s[0] == '\0') { |
| 1868 | PyErr_SetString(PyExc_ValueError, "empty string for long()"); |
| 1869 | return NULL; |
| 1870 | } |
| 1871 | x = PyLong_FromString(s, &end, 10); |
| 1872 | if (x == NULL) |
| 1873 | return NULL; |
| 1874 | while (*end && isspace(Py_CHARMASK(*end))) |
| 1875 | end++; |
| 1876 | if (*end != '\0') { |
| 1877 | sprintf(buffer, "invalid literal for long(): %.200s", s); |
| 1878 | PyErr_SetString(PyExc_ValueError, buffer); |
| 1879 | Py_DECREF(x); |
| 1880 | return NULL; |
| 1881 | } |
| 1882 | return x; |
| 1883 | } |
| 1884 | |
| 1885 | static PyObject * |
| 1886 | float_from_string(v) |
| 1887 | PyObject *v; |
| 1888 | { |
| 1889 | extern double strtod Py_PROTO((const char *, char **)); |
| 1890 | char *s, *end; |
| 1891 | double x; |
| 1892 | char buffer[256]; /* For errors */ |
| 1893 | |
| 1894 | if (!PyArg_Parse(v, "s", &s)) |
| 1895 | return NULL; |
| 1896 | while (*s && isspace(Py_CHARMASK(*s))) |
| 1897 | s++; |
| 1898 | if (s[0] == '\0') { |
| 1899 | PyErr_SetString(PyExc_ValueError, "empty string for float()"); |
| 1900 | return NULL; |
| 1901 | } |
| 1902 | errno = 0; |
| 1903 | PyFPE_START_PROTECT("float_from_string", return 0) |
| 1904 | x = strtod(s, &end); |
| 1905 | PyFPE_END_PROTECT(x) |
| 1906 | while (*end && isspace(Py_CHARMASK(*end))) |
| 1907 | end++; |
| 1908 | if (*end != '\0') { |
| 1909 | sprintf(buffer, "invalid literal for float(): %.200s", s); |
| 1910 | PyErr_SetString(PyExc_ValueError, buffer); |
| 1911 | return NULL; |
| 1912 | } |
| 1913 | else if (errno != 0) { |
| 1914 | sprintf(buffer, "float() literal too large: %.200s", s); |
| 1915 | PyErr_SetString(PyExc_ValueError, buffer); |
| 1916 | return NULL; |
| 1917 | } |
| 1918 | return PyFloat_FromDouble(x); |
| 1919 | } |