Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +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 | 1984f1e | 1992-08-04 12:41:02 +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 | 1984f1e | 1992-08-04 12:41:02 +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 | 1984f1e | 1992-08-04 12:41:02 +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 | 1984f1e | 1992-08-04 12:41:02 +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 | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 29 | |
| 30 | ******************************************************************/ |
| 31 | |
| 32 | /* Python interpreter top-level routines, including init/exit */ |
| 33 | |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 34 | #include "Python.h" |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 35 | |
| 36 | #include "grammar.h" |
| 37 | #include "node.h" |
| 38 | #include "parsetok.h" |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 39 | #include "errcode.h" |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 40 | #include "compile.h" |
Guido van Rossum | ff4949e | 1992-08-05 19:58:53 +0000 | [diff] [blame] | 41 | #include "eval.h" |
Guido van Rossum | fdef271 | 1994-09-14 13:31:04 +0000 | [diff] [blame] | 42 | #include "marshal.h" |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 43 | |
Guido van Rossum | 80bb965 | 1996-12-05 23:27:02 +0000 | [diff] [blame] | 44 | #ifdef HAVE_UNISTD_H |
| 45 | #include <unistd.h> |
| 46 | #endif |
| 47 | |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 48 | #ifdef HAVE_SIGNAL_H |
Guido van Rossum | a9e7dc1 | 1992-10-18 18:53:57 +0000 | [diff] [blame] | 49 | #include <signal.h> |
Guido van Rossum | a9e7dc1 | 1992-10-18 18:53:57 +0000 | [diff] [blame] | 50 | #endif |
| 51 | |
Guido van Rossum | 9b38a14 | 1996-09-11 23:12:24 +0000 | [diff] [blame] | 52 | #ifdef MS_WIN32 |
Guido van Rossum | a44823b | 1995-03-14 15:01:17 +0000 | [diff] [blame] | 53 | #undef BYTE |
| 54 | #include "windows.h" |
| 55 | #endif |
| 56 | |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 57 | extern char *Py_GetPath(); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 58 | |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 59 | extern grammar _PyParser_Grammar; /* From graminit.c */ |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 60 | |
Guido van Rossum | b73cc04 | 1993-11-01 16:28:59 +0000 | [diff] [blame] | 61 | /* Forward */ |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 62 | static void initmain Py_PROTO((void)); |
| 63 | static PyObject *run_err_node Py_PROTO((node *n, char *filename, |
| 64 | PyObject *globals, PyObject *locals)); |
| 65 | static PyObject *run_node Py_PROTO((node *n, char *filename, |
| 66 | PyObject *globals, PyObject *locals)); |
| 67 | static PyObject *run_pyc_file Py_PROTO((FILE *fp, char *filename, |
| 68 | PyObject *globals, PyObject *locals)); |
| 69 | static void err_input Py_PROTO((perrdetail *)); |
| 70 | static void initsigs Py_PROTO((void)); |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 71 | static void finisigs Py_PROTO((void)); |
Guido van Rossum | cc283f5 | 1997-08-05 02:22:03 +0000 | [diff] [blame] | 72 | static void call_sys_exitfunc Py_PROTO((void)); |
| 73 | static void call_ll_exitfuncs Py_PROTO((void)); |
Guido van Rossum | a9e7dc1 | 1992-10-18 18:53:57 +0000 | [diff] [blame] | 74 | |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 75 | int Py_DebugFlag; /* Needed by parser.c */ |
| 76 | int Py_VerboseFlag; /* Needed by import.c */ |
Guido van Rossum | 7433b12 | 1997-02-14 19:45:36 +0000 | [diff] [blame] | 77 | int Py_InteractiveFlag; /* Needed by Py_FdIsInteractive() below */ |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 78 | |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 79 | static int initialized = 0; |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 80 | |
Guido van Rossum | e3c0d5e | 1997-08-22 04:20:13 +0000 | [diff] [blame^] | 81 | /* API to access the initialized flag -- useful for eroteric use */ |
| 82 | |
| 83 | int |
| 84 | Py_IsInitialized() |
| 85 | { |
| 86 | return initialized; |
| 87 | } |
| 88 | |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 89 | /* Global initializations. Can be undone by Py_Finalize(). Don't |
| 90 | call this twice without an intervening Py_Finalize() call. When |
| 91 | initializations fail, a fatal error is issued and the function does |
| 92 | not return. On return, the first thread and interpreter state have |
| 93 | been created. |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 94 | |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 95 | Locking: you must hold the interpreter lock while calling this. |
| 96 | (If the lock has not yet been initialized, that's equivalent to |
| 97 | having the lock, but you cannot use multiple threads.) |
Guido van Rossum | a9e7dc1 | 1992-10-18 18:53:57 +0000 | [diff] [blame] | 98 | |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 99 | */ |
Guido van Rossum | a027efa | 1997-05-05 20:56:21 +0000 | [diff] [blame] | 100 | |
| 101 | void |
| 102 | Py_Initialize() |
| 103 | { |
Guido van Rossum | a027efa | 1997-05-05 20:56:21 +0000 | [diff] [blame] | 104 | PyInterpreterState *interp; |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 105 | PyThreadState *tstate; |
| 106 | PyObject *bimod, *sysmod; |
Guido van Rossum | ad6dfda | 1997-07-19 19:17:22 +0000 | [diff] [blame] | 107 | char *p; |
Guido van Rossum | ad6dfda | 1997-07-19 19:17:22 +0000 | [diff] [blame] | 108 | |
Guido van Rossum | aa61505 | 1997-08-20 22:40:18 +0000 | [diff] [blame] | 109 | if (++initialized > 1) |
| 110 | return; |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 111 | |
Guido van Rossum | ad6dfda | 1997-07-19 19:17:22 +0000 | [diff] [blame] | 112 | if ((p = getenv("PYTHONDEBUG")) && *p != '\0') |
| 113 | Py_DebugFlag = 1; |
| 114 | if ((p = getenv("PYTHONVERBOSE")) && *p != '\0') |
| 115 | Py_VerboseFlag = 1; |
| 116 | |
Guido van Rossum | a027efa | 1997-05-05 20:56:21 +0000 | [diff] [blame] | 117 | interp = PyInterpreterState_New(); |
| 118 | if (interp == NULL) |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 119 | Py_FatalError("Py_Initialize: can't make first interpreter"); |
Guido van Rossum | ad6dfda | 1997-07-19 19:17:22 +0000 | [diff] [blame] | 120 | |
Guido van Rossum | a027efa | 1997-05-05 20:56:21 +0000 | [diff] [blame] | 121 | tstate = PyThreadState_New(interp); |
| 122 | if (tstate == NULL) |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 123 | Py_FatalError("Py_Initialize: can't make first thread"); |
Guido van Rossum | a027efa | 1997-05-05 20:56:21 +0000 | [diff] [blame] | 124 | (void) PyThreadState_Swap(tstate); |
| 125 | |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 126 | interp->modules = PyDict_New(); |
| 127 | if (interp->modules == NULL) |
| 128 | Py_FatalError("Py_Initialize: can't make modules dictionary"); |
Guido van Rossum | a027efa | 1997-05-05 20:56:21 +0000 | [diff] [blame] | 129 | |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 130 | bimod = _PyBuiltin_Init(); |
| 131 | if (bimod == NULL) |
| 132 | Py_FatalError("Py_Initialize: can't initialize __builtin__"); |
| 133 | interp->builtins = PyModule_GetDict(bimod); |
| 134 | Py_INCREF(interp->builtins); |
| 135 | _PyImport_FixupExtension("__builtin__", "__builtin__"); |
| 136 | |
| 137 | sysmod = _PySys_Init(); |
| 138 | if (sysmod == NULL) |
| 139 | Py_FatalError("Py_Initialize: can't initialize sys"); |
| 140 | interp->sysdict = PyModule_GetDict(sysmod); |
| 141 | Py_INCREF(interp->sysdict); |
| 142 | _PyImport_FixupExtension("sys", "sys"); |
Guido van Rossum | a027efa | 1997-05-05 20:56:21 +0000 | [diff] [blame] | 143 | PySys_SetPath(Py_GetPath()); |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 144 | PyDict_SetItemString(interp->sysdict, "modules", |
| 145 | interp->modules); |
| 146 | |
| 147 | _PyImport_Init(); |
| 148 | |
| 149 | initsigs(); /* Signal handling stuff, including initintr() */ |
| 150 | |
| 151 | initmain(); /* Module __main__ */ |
| 152 | } |
| 153 | |
| 154 | /* Undo the effect of Py_Initialize(). |
| 155 | |
| 156 | Beware: if multiple interpreter and/or thread states exist, these |
| 157 | are not wiped out; only the current thread and interpreter state |
| 158 | are deleted. But since everything else is deleted, those other |
| 159 | interpreter and thread states should no longer be used. |
| 160 | |
| 161 | (XXX We should do better, e.g. wipe out all interpreters and |
| 162 | threads.) |
| 163 | |
| 164 | Locking: as above. |
| 165 | |
| 166 | */ |
| 167 | |
| 168 | void |
| 169 | Py_Finalize() |
| 170 | { |
| 171 | PyInterpreterState *interp; |
| 172 | PyThreadState *tstate; |
| 173 | |
Guido van Rossum | cc283f5 | 1997-08-05 02:22:03 +0000 | [diff] [blame] | 174 | call_sys_exitfunc(); |
| 175 | |
Guido van Rossum | aa61505 | 1997-08-20 22:40:18 +0000 | [diff] [blame] | 176 | if (--initialized > 0) |
| 177 | return; |
| 178 | if (initialized < 0) |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 179 | Py_FatalError("Py_Finalize: not initialized"); |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 180 | |
| 181 | tstate = PyThreadState_Get(); |
| 182 | interp = tstate->interp; |
| 183 | |
| 184 | PyImport_Cleanup(); |
| 185 | PyInterpreterState_Clear(interp); |
| 186 | PyThreadState_Swap(NULL); |
| 187 | PyInterpreterState_Delete(interp); |
| 188 | |
| 189 | finisigs(); |
| 190 | _PyImport_Fini(); |
| 191 | _PyBuiltin_Fini(); |
Guido van Rossum | cc283f5 | 1997-08-05 02:22:03 +0000 | [diff] [blame] | 192 | PyMethod_Fini(); |
| 193 | PyFrame_Fini(); |
| 194 | PyCFunction_Fini(); |
| 195 | PyTuple_Fini(); |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 196 | PyString_Fini(); |
Guido van Rossum | cc283f5 | 1997-08-05 02:22:03 +0000 | [diff] [blame] | 197 | PyInt_Fini(); |
| 198 | PyFloat_Fini(); |
| 199 | |
| 200 | /* XXX Still allocated: |
| 201 | - various static ad-hoc pointers to interned strings |
| 202 | - int and float free list blocks |
| 203 | - whatever various modules and libraries allocate |
| 204 | */ |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 205 | |
| 206 | PyGrammar_RemoveAccelerators(&_PyParser_Grammar); |
Guido van Rossum | cc283f5 | 1997-08-05 02:22:03 +0000 | [diff] [blame] | 207 | |
| 208 | call_ll_exitfuncs(); |
| 209 | |
| 210 | #ifdef COUNT_ALLOCS |
| 211 | dump_counts(); |
| 212 | #endif |
| 213 | |
| 214 | #ifdef Py_REF_DEBUG |
| 215 | fprintf(stderr, "[%ld refs]\n", _Py_RefTotal); |
| 216 | #endif |
| 217 | |
| 218 | #ifdef Py_TRACE_REFS |
| 219 | if (_Py_AskYesNo("Print left references?")) { |
| 220 | _Py_PrintReferences(stderr); |
| 221 | } |
| 222 | _Py_ResetReferences(); |
| 223 | #endif /* Py_TRACE_REFS */ |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 224 | } |
| 225 | |
| 226 | /* Create and initialize a new interpreter and thread, and return the |
| 227 | new thread. This requires that Py_Initialize() has been called |
| 228 | first. |
| 229 | |
| 230 | Unsuccessful initialization yields a NULL pointer. Note that *no* |
| 231 | exception information is available even in this case -- the |
| 232 | exception information is held in the thread, and there is no |
| 233 | thread. |
| 234 | |
| 235 | Locking: as above. |
| 236 | |
| 237 | */ |
| 238 | |
| 239 | PyThreadState * |
| 240 | Py_NewInterpreter() |
| 241 | { |
| 242 | PyInterpreterState *interp; |
| 243 | PyThreadState *tstate, *save_tstate; |
| 244 | PyObject *bimod, *sysmod; |
| 245 | |
| 246 | if (!initialized) |
| 247 | Py_FatalError("Py_NewInterpreter: call Py_Initialize first"); |
| 248 | |
| 249 | interp = PyInterpreterState_New(); |
| 250 | if (interp == NULL) |
| 251 | return NULL; |
| 252 | |
| 253 | tstate = PyThreadState_New(interp); |
| 254 | if (tstate == NULL) { |
| 255 | PyInterpreterState_Delete(interp); |
| 256 | return NULL; |
| 257 | } |
| 258 | |
| 259 | save_tstate = PyThreadState_Swap(tstate); |
| 260 | |
| 261 | /* XXX The following is lax in error checking */ |
| 262 | |
| 263 | interp->modules = PyDict_New(); |
| 264 | |
| 265 | bimod = _PyImport_FindExtension("__builtin__", "__builtin__"); |
| 266 | if (bimod != NULL) { |
| 267 | interp->builtins = PyModule_GetDict(bimod); |
| 268 | Py_INCREF(interp->builtins); |
| 269 | } |
| 270 | sysmod = _PyImport_FindExtension("sys", "sys"); |
| 271 | if (bimod != NULL && sysmod != NULL) { |
| 272 | interp->sysdict = PyModule_GetDict(sysmod); |
| 273 | Py_INCREF(interp->sysdict); |
| 274 | PySys_SetPath(Py_GetPath()); |
| 275 | PyDict_SetItemString(interp->sysdict, "modules", |
| 276 | interp->modules); |
| 277 | initmain(); |
| 278 | } |
| 279 | |
| 280 | if (!PyErr_Occurred()) |
| 281 | return tstate; |
| 282 | |
| 283 | /* Oops, it didn't work. Undo it all. */ |
| 284 | |
| 285 | PyErr_Print(); |
| 286 | PyThreadState_Clear(tstate); |
| 287 | PyThreadState_Swap(save_tstate); |
| 288 | PyThreadState_Delete(tstate); |
| 289 | PyInterpreterState_Delete(interp); |
| 290 | |
| 291 | return NULL; |
| 292 | } |
| 293 | |
| 294 | /* Delete an interpreter and its last thread. This requires that the |
| 295 | given thread state is current, that the thread has no remaining |
| 296 | frames, and that it is its interpreter's only remaining thread. |
| 297 | It is a fatal error to violate these constraints. |
| 298 | |
| 299 | (Py_Finalize() doesn't have these constraints -- it zaps |
| 300 | everything, regardless.) |
| 301 | |
| 302 | Locking: as above. |
| 303 | |
| 304 | */ |
| 305 | |
| 306 | void |
| 307 | Py_EndInterpreter(tstate) |
| 308 | PyThreadState *tstate; |
| 309 | { |
| 310 | PyInterpreterState *interp = tstate->interp; |
| 311 | |
| 312 | if (tstate != PyThreadState_Get()) |
| 313 | Py_FatalError("Py_EndInterpreter: thread is not current"); |
| 314 | if (tstate->frame != NULL) |
| 315 | Py_FatalError("Py_EndInterpreter: thread still has a frame"); |
| 316 | if (tstate != interp->tstate_head || tstate->next != NULL) |
| 317 | Py_FatalError("Py_EndInterpreter: not the last thread"); |
| 318 | |
| 319 | PyImport_Cleanup(); |
| 320 | PyInterpreterState_Clear(interp); |
| 321 | PyThreadState_Swap(NULL); |
| 322 | PyInterpreterState_Delete(interp); |
Guido van Rossum | ad6dfda | 1997-07-19 19:17:22 +0000 | [diff] [blame] | 323 | } |
| 324 | |
| 325 | static char *progname = "python"; |
| 326 | |
| 327 | void |
| 328 | Py_SetProgramName(pn) |
| 329 | char *pn; |
| 330 | { |
| 331 | if (pn && *pn) |
| 332 | progname = pn; |
| 333 | } |
| 334 | |
| 335 | char * |
| 336 | Py_GetProgramName() |
| 337 | { |
| 338 | return progname; |
Guido van Rossum | a027efa | 1997-05-05 20:56:21 +0000 | [diff] [blame] | 339 | } |
| 340 | |
Guido van Rossum | 6135a87 | 1995-01-09 17:53:26 +0000 | [diff] [blame] | 341 | /* Create __main__ module */ |
| 342 | |
| 343 | static void |
| 344 | initmain() |
| 345 | { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 346 | PyObject *m, *d; |
| 347 | m = PyImport_AddModule("__main__"); |
Guido van Rossum | 6135a87 | 1995-01-09 17:53:26 +0000 | [diff] [blame] | 348 | if (m == NULL) |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 349 | Py_FatalError("can't create __main__ module"); |
| 350 | d = PyModule_GetDict(m); |
| 351 | if (PyDict_GetItemString(d, "__builtins__") == NULL) { |
| 352 | if (PyDict_SetItemString(d, "__builtins__", |
| 353 | PyEval_GetBuiltins())) |
| 354 | Py_FatalError("can't add __builtins__ to __main__"); |
Guido van Rossum | 6135a87 | 1995-01-09 17:53:26 +0000 | [diff] [blame] | 355 | } |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 356 | } |
| 357 | |
| 358 | /* Parse input from a file and execute it */ |
| 359 | |
| 360 | int |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 361 | PyRun_AnyFile(fp, filename) |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 362 | FILE *fp; |
| 363 | char *filename; |
| 364 | { |
| 365 | if (filename == NULL) |
| 366 | filename = "???"; |
Guido van Rossum | 7433b12 | 1997-02-14 19:45:36 +0000 | [diff] [blame] | 367 | if (Py_FdIsInteractive(fp, filename)) |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 368 | return PyRun_InteractiveLoop(fp, filename); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 369 | else |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 370 | return PyRun_SimpleFile(fp, filename); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 371 | } |
| 372 | |
| 373 | int |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 374 | PyRun_InteractiveLoop(fp, filename) |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 375 | FILE *fp; |
| 376 | char *filename; |
| 377 | { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 378 | PyObject *v; |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 379 | int ret; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 380 | v = PySys_GetObject("ps1"); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 381 | if (v == NULL) { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 382 | PySys_SetObject("ps1", v = PyString_FromString(">>> ")); |
| 383 | Py_XDECREF(v); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 384 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 385 | v = PySys_GetObject("ps2"); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 386 | if (v == NULL) { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 387 | PySys_SetObject("ps2", v = PyString_FromString("... ")); |
| 388 | Py_XDECREF(v); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 389 | } |
| 390 | for (;;) { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 391 | ret = PyRun_InteractiveOne(fp, filename); |
Guido van Rossum | aae0d32 | 1996-05-22 16:35:33 +0000 | [diff] [blame] | 392 | #ifdef Py_REF_DEBUG |
Guido van Rossum | 6f9e433 | 1995-03-29 16:57:48 +0000 | [diff] [blame] | 393 | fprintf(stderr, "[%ld refs]\n", _Py_RefTotal); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 394 | #endif |
| 395 | if (ret == E_EOF) |
| 396 | return 0; |
| 397 | /* |
| 398 | if (ret == E_NOMEM) |
| 399 | return -1; |
| 400 | */ |
| 401 | } |
| 402 | } |
| 403 | |
| 404 | int |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 405 | PyRun_InteractiveOne(fp, filename) |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 406 | FILE *fp; |
| 407 | char *filename; |
| 408 | { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 409 | PyObject *m, *d, *v, *w; |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 410 | node *n; |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 411 | perrdetail err; |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 412 | char *ps1, *ps2; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 413 | v = PySys_GetObject("ps1"); |
| 414 | w = PySys_GetObject("ps2"); |
| 415 | if (v != NULL && PyString_Check(v)) { |
| 416 | Py_INCREF(v); |
| 417 | ps1 = PyString_AsString(v); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 418 | } |
| 419 | else { |
| 420 | v = NULL; |
| 421 | ps1 = ""; |
| 422 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 423 | if (w != NULL && PyString_Check(w)) { |
| 424 | Py_INCREF(w); |
| 425 | ps2 = PyString_AsString(w); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 426 | } |
| 427 | else { |
| 428 | w = NULL; |
| 429 | ps2 = ""; |
| 430 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 431 | Py_BEGIN_ALLOW_THREADS |
| 432 | n = PyParser_ParseFile(fp, filename, &_PyParser_Grammar, |
Guido van Rossum | b05a5c7 | 1997-05-07 17:46:13 +0000 | [diff] [blame] | 433 | Py_single_input, ps1, ps2, &err); |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 434 | Py_END_ALLOW_THREADS |
| 435 | Py_XDECREF(v); |
| 436 | Py_XDECREF(w); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 437 | if (n == NULL) { |
| 438 | if (err.error == E_EOF) { |
| 439 | if (err.text) |
| 440 | free(err.text); |
| 441 | return E_EOF; |
| 442 | } |
| 443 | err_input(&err); |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 444 | PyErr_Print(); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 445 | return err.error; |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 446 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 447 | m = PyImport_AddModule("__main__"); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 448 | if (m == NULL) |
| 449 | return -1; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 450 | d = PyModule_GetDict(m); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 451 | v = run_node(n, filename, d, d); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 452 | if (v == NULL) { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 453 | PyErr_Print(); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 454 | return -1; |
| 455 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 456 | Py_DECREF(v); |
Guido van Rossum | 78a1ed3 | 1997-05-22 22:35:04 +0000 | [diff] [blame] | 457 | if (Py_FlushLine()) |
| 458 | PyErr_Clear(); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 459 | return 0; |
| 460 | } |
| 461 | |
| 462 | int |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 463 | PyRun_SimpleFile(fp, filename) |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 464 | FILE *fp; |
| 465 | char *filename; |
| 466 | { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 467 | PyObject *m, *d, *v; |
Guido van Rossum | fdef271 | 1994-09-14 13:31:04 +0000 | [diff] [blame] | 468 | char *ext; |
| 469 | |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 470 | m = PyImport_AddModule("__main__"); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 471 | if (m == NULL) |
| 472 | return -1; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 473 | d = PyModule_GetDict(m); |
Guido van Rossum | fdef271 | 1994-09-14 13:31:04 +0000 | [diff] [blame] | 474 | ext = filename + strlen(filename) - 4; |
Guido van Rossum | 2a7f58d | 1997-04-02 05:28:38 +0000 | [diff] [blame] | 475 | if (strcmp(ext, ".pyc") == 0 || strcmp(ext, ".pyo") == 0 |
Jack Jansen | bd06e96 | 1995-02-13 11:44:56 +0000 | [diff] [blame] | 476 | #ifdef macintosh |
| 477 | /* On a mac, we also assume a pyc file for types 'PYC ' and 'APPL' */ |
Guido van Rossum | 2a7f58d | 1997-04-02 05:28:38 +0000 | [diff] [blame] | 478 | || getfiletype(filename) == 'PYC ' |
| 479 | || getfiletype(filename) == 'APPL' |
Jack Jansen | bd06e96 | 1995-02-13 11:44:56 +0000 | [diff] [blame] | 480 | #endif /* macintosh */ |
Guido van Rossum | 2a7f58d | 1997-04-02 05:28:38 +0000 | [diff] [blame] | 481 | ) { |
Guido van Rossum | fdef271 | 1994-09-14 13:31:04 +0000 | [diff] [blame] | 482 | /* Try to run a pyc file. First, re-open in binary */ |
Jack Jansen | e00637b | 1994-12-14 12:58:37 +0000 | [diff] [blame] | 483 | /* Don't close, done in main: fclose(fp); */ |
Guido van Rossum | fdef271 | 1994-09-14 13:31:04 +0000 | [diff] [blame] | 484 | if( (fp = fopen(filename, "rb")) == NULL ) { |
| 485 | fprintf(stderr, "python: Can't reopen .pyc file\n"); |
| 486 | return -1; |
| 487 | } |
Guido van Rossum | 2a7f58d | 1997-04-02 05:28:38 +0000 | [diff] [blame] | 488 | /* Turn on optimization if a .pyo file is given */ |
| 489 | if (strcmp(ext, ".pyo") == 0) |
| 490 | Py_OptimizeFlag = 1; |
Guido van Rossum | fdef271 | 1994-09-14 13:31:04 +0000 | [diff] [blame] | 491 | v = run_pyc_file(fp, filename, d, d); |
| 492 | } else { |
Guido van Rossum | b05a5c7 | 1997-05-07 17:46:13 +0000 | [diff] [blame] | 493 | v = PyRun_File(fp, filename, Py_file_input, d, d); |
Guido van Rossum | fdef271 | 1994-09-14 13:31:04 +0000 | [diff] [blame] | 494 | } |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 495 | if (v == NULL) { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 496 | PyErr_Print(); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 497 | return -1; |
| 498 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 499 | Py_DECREF(v); |
Guido van Rossum | 78a1ed3 | 1997-05-22 22:35:04 +0000 | [diff] [blame] | 500 | if (Py_FlushLine()) |
| 501 | PyErr_Clear(); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 502 | return 0; |
| 503 | } |
| 504 | |
| 505 | int |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 506 | PyRun_SimpleString(command) |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 507 | char *command; |
| 508 | { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 509 | PyObject *m, *d, *v; |
| 510 | m = PyImport_AddModule("__main__"); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 511 | if (m == NULL) |
| 512 | return -1; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 513 | d = PyModule_GetDict(m); |
Guido van Rossum | b05a5c7 | 1997-05-07 17:46:13 +0000 | [diff] [blame] | 514 | v = PyRun_String(command, Py_file_input, d, d); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 515 | if (v == NULL) { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 516 | PyErr_Print(); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 517 | return -1; |
| 518 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 519 | Py_DECREF(v); |
Guido van Rossum | 78a1ed3 | 1997-05-22 22:35:04 +0000 | [diff] [blame] | 520 | if (Py_FlushLine()) |
| 521 | PyErr_Clear(); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 522 | return 0; |
| 523 | } |
| 524 | |
| 525 | void |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 526 | PyErr_Print() |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 527 | { |
Guido van Rossum | 78a1ed3 | 1997-05-22 22:35:04 +0000 | [diff] [blame] | 528 | int err = 0; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 529 | PyObject *exception, *v, *tb, *f; |
| 530 | PyErr_Fetch(&exception, &v, &tb); |
Guido van Rossum | 1ae940a | 1995-01-02 19:04:15 +0000 | [diff] [blame] | 531 | if (exception == NULL) |
Guido van Rossum | 296b475 | 1997-05-23 00:19:20 +0000 | [diff] [blame] | 532 | return; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 533 | if (exception == PyExc_SystemExit) { |
Guido van Rossum | 78a1ed3 | 1997-05-22 22:35:04 +0000 | [diff] [blame] | 534 | err = Py_FlushLine(); |
| 535 | fflush(stdout); |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 536 | if (v == NULL || v == Py_None) |
| 537 | Py_Exit(0); |
| 538 | if (PyInt_Check(v)) |
| 539 | Py_Exit((int)PyInt_AsLong(v)); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 540 | else { |
Guido van Rossum | 3165fe6 | 1992-09-25 21:59:05 +0000 | [diff] [blame] | 541 | /* OK to use real stderr here */ |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 542 | PyObject_Print(v, stderr, Py_PRINT_RAW); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 543 | fprintf(stderr, "\n"); |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 544 | Py_Exit(1); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 545 | } |
| 546 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 547 | PySys_SetObject("last_type", exception); |
| 548 | PySys_SetObject("last_value", v); |
| 549 | PySys_SetObject("last_traceback", tb); |
| 550 | f = PySys_GetObject("stderr"); |
Guido van Rossum | 3165fe6 | 1992-09-25 21:59:05 +0000 | [diff] [blame] | 551 | if (f == NULL) |
| 552 | fprintf(stderr, "lost sys.stderr\n"); |
| 553 | else { |
Guido van Rossum | 78a1ed3 | 1997-05-22 22:35:04 +0000 | [diff] [blame] | 554 | err = Py_FlushLine(); |
| 555 | fflush(stdout); |
| 556 | if (err == 0) |
| 557 | err = PyTraceBack_Print(tb, f); |
| 558 | if (err == 0 && exception == PyExc_SyntaxError) { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 559 | PyObject *message; |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 560 | char *filename, *text; |
| 561 | int lineno, offset; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 562 | if (!PyArg_Parse(v, "(O(ziiz))", &message, |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 563 | &filename, &lineno, &offset, &text)) |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 564 | PyErr_Clear(); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 565 | else { |
| 566 | char buf[10]; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 567 | PyFile_WriteString(" File \"", f); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 568 | if (filename == NULL) |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 569 | PyFile_WriteString("<string>", f); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 570 | else |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 571 | PyFile_WriteString(filename, f); |
| 572 | PyFile_WriteString("\", line ", f); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 573 | sprintf(buf, "%d", lineno); |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 574 | PyFile_WriteString(buf, f); |
| 575 | PyFile_WriteString("\n", f); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 576 | if (text != NULL) { |
Guido van Rossum | 798199d | 1994-09-19 08:08:50 +0000 | [diff] [blame] | 577 | char *nl; |
| 578 | if (offset > 0 && |
Guido van Rossum | 478e718 | 1997-05-06 15:24:59 +0000 | [diff] [blame] | 579 | offset == (int)strlen(text)) |
Guido van Rossum | 798199d | 1994-09-19 08:08:50 +0000 | [diff] [blame] | 580 | offset--; |
| 581 | for (;;) { |
| 582 | nl = strchr(text, '\n'); |
| 583 | if (nl == NULL || |
| 584 | nl-text >= offset) |
| 585 | break; |
| 586 | offset -= (nl+1-text); |
| 587 | text = nl+1; |
| 588 | } |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 589 | while (*text == ' ' || *text == '\t') { |
| 590 | text++; |
| 591 | offset--; |
| 592 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 593 | PyFile_WriteString(" ", f); |
| 594 | PyFile_WriteString(text, f); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 595 | if (*text == '\0' || |
| 596 | text[strlen(text)-1] != '\n') |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 597 | PyFile_WriteString("\n", f); |
| 598 | PyFile_WriteString(" ", f); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 599 | offset--; |
| 600 | while (offset > 0) { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 601 | PyFile_WriteString(" ", f); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 602 | offset--; |
| 603 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 604 | PyFile_WriteString("^\n", f); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 605 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 606 | Py_INCREF(message); |
| 607 | Py_DECREF(v); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 608 | v = message; |
Guido van Rossum | 78a1ed3 | 1997-05-22 22:35:04 +0000 | [diff] [blame] | 609 | /* Can't be bothered to check all those |
| 610 | PyFile_WriteString() calls */ |
| 611 | if (PyErr_Occurred()) |
| 612 | err = -1; |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 613 | } |
| 614 | } |
Guido van Rossum | 78a1ed3 | 1997-05-22 22:35:04 +0000 | [diff] [blame] | 615 | if (err) { |
| 616 | /* Don't do anything else */ |
| 617 | } |
| 618 | else if (PyClass_Check(exception)) { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 619 | PyObject* className = |
| 620 | ((PyClassObject*)exception)->cl_name; |
Guido van Rossum | 262e124 | 1995-02-07 15:30:45 +0000 | [diff] [blame] | 621 | if (className == NULL) |
Guido van Rossum | 78a1ed3 | 1997-05-22 22:35:04 +0000 | [diff] [blame] | 622 | err = PyFile_WriteString("<unknown>", f); |
| 623 | else |
| 624 | err = PyFile_WriteObject(className, f, |
| 625 | Py_PRINT_RAW); |
| 626 | } |
| 627 | else |
| 628 | err = PyFile_WriteObject(exception, f, Py_PRINT_RAW); |
| 629 | if (err == 0) { |
| 630 | if (v != NULL && v != Py_None) { |
| 631 | err = PyFile_WriteString(": ", f); |
| 632 | if (err == 0) |
| 633 | err = PyFile_WriteObject(v, f, Py_PRINT_RAW); |
Guido van Rossum | 262e124 | 1995-02-07 15:30:45 +0000 | [diff] [blame] | 634 | } |
Guido van Rossum | 262e124 | 1995-02-07 15:30:45 +0000 | [diff] [blame] | 635 | } |
Guido van Rossum | 78a1ed3 | 1997-05-22 22:35:04 +0000 | [diff] [blame] | 636 | if (err == 0) |
| 637 | err = PyFile_WriteString("\n", f); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 638 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 639 | Py_XDECREF(exception); |
| 640 | Py_XDECREF(v); |
| 641 | Py_XDECREF(tb); |
Guido van Rossum | 78a1ed3 | 1997-05-22 22:35:04 +0000 | [diff] [blame] | 642 | /* If an error happened here, don't show it. |
| 643 | XXX This is wrong, but too many callers rely on this behavior. */ |
| 644 | if (err != 0) |
| 645 | PyErr_Clear(); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 646 | } |
| 647 | |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 648 | PyObject * |
| 649 | PyRun_String(str, start, globals, locals) |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 650 | char *str; |
| 651 | int start; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 652 | PyObject *globals, *locals; |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 653 | { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 654 | return run_err_node(PyParser_SimpleParseString(str, start), |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 655 | "<string>", globals, locals); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 656 | } |
| 657 | |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 658 | PyObject * |
| 659 | PyRun_File(fp, filename, start, globals, locals) |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 660 | FILE *fp; |
| 661 | char *filename; |
| 662 | int start; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 663 | PyObject *globals, *locals; |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 664 | { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 665 | return run_err_node(PyParser_SimpleParseFile(fp, filename, start), |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 666 | filename, globals, locals); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 667 | } |
| 668 | |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 669 | static PyObject * |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 670 | run_err_node(n, filename, globals, locals) |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 671 | node *n; |
| 672 | char *filename; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 673 | PyObject *globals, *locals; |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 674 | { |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 675 | if (n == NULL) |
| 676 | return NULL; |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 677 | return run_node(n, filename, globals, locals); |
| 678 | } |
| 679 | |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 680 | static PyObject * |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 681 | run_node(n, filename, globals, locals) |
| 682 | node *n; |
| 683 | char *filename; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 684 | PyObject *globals, *locals; |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 685 | { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 686 | PyCodeObject *co; |
| 687 | PyObject *v; |
| 688 | co = PyNode_Compile(n, filename); |
| 689 | PyNode_Free(n); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 690 | if (co == NULL) |
| 691 | return NULL; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 692 | v = PyEval_EvalCode(co, globals, locals); |
| 693 | Py_DECREF(co); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 694 | return v; |
| 695 | } |
| 696 | |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 697 | static PyObject * |
Guido van Rossum | fdef271 | 1994-09-14 13:31:04 +0000 | [diff] [blame] | 698 | run_pyc_file(fp, filename, globals, locals) |
| 699 | FILE *fp; |
| 700 | char *filename; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 701 | PyObject *globals, *locals; |
Guido van Rossum | fdef271 | 1994-09-14 13:31:04 +0000 | [diff] [blame] | 702 | { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 703 | PyCodeObject *co; |
| 704 | PyObject *v; |
Guido van Rossum | fdef271 | 1994-09-14 13:31:04 +0000 | [diff] [blame] | 705 | long magic; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 706 | long PyImport_GetMagicNumber(); |
Guido van Rossum | fdef271 | 1994-09-14 13:31:04 +0000 | [diff] [blame] | 707 | |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 708 | magic = PyMarshal_ReadLongFromFile(fp); |
| 709 | if (magic != PyImport_GetMagicNumber()) { |
| 710 | PyErr_SetString(PyExc_RuntimeError, |
Guido van Rossum | fdef271 | 1994-09-14 13:31:04 +0000 | [diff] [blame] | 711 | "Bad magic number in .pyc file"); |
| 712 | return NULL; |
| 713 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 714 | (void) PyMarshal_ReadLongFromFile(fp); |
| 715 | v = PyMarshal_ReadObjectFromFile(fp); |
Guido van Rossum | fdef271 | 1994-09-14 13:31:04 +0000 | [diff] [blame] | 716 | fclose(fp); |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 717 | if (v == NULL || !PyCode_Check(v)) { |
| 718 | Py_XDECREF(v); |
| 719 | PyErr_SetString(PyExc_RuntimeError, |
Guido van Rossum | fdef271 | 1994-09-14 13:31:04 +0000 | [diff] [blame] | 720 | "Bad code object in .pyc file"); |
| 721 | return NULL; |
| 722 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 723 | co = (PyCodeObject *)v; |
| 724 | v = PyEval_EvalCode(co, globals, locals); |
| 725 | Py_DECREF(co); |
Guido van Rossum | fdef271 | 1994-09-14 13:31:04 +0000 | [diff] [blame] | 726 | return v; |
| 727 | } |
| 728 | |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 729 | PyObject * |
| 730 | Py_CompileString(str, filename, start) |
Guido van Rossum | 5b72218 | 1993-03-30 17:46:03 +0000 | [diff] [blame] | 731 | char *str; |
| 732 | char *filename; |
| 733 | int start; |
| 734 | { |
| 735 | node *n; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 736 | PyCodeObject *co; |
| 737 | n = PyParser_SimpleParseString(str, start); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 738 | if (n == NULL) |
Guido van Rossum | 5b72218 | 1993-03-30 17:46:03 +0000 | [diff] [blame] | 739 | return NULL; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 740 | co = PyNode_Compile(n, filename); |
| 741 | PyNode_Free(n); |
| 742 | return (PyObject *)co; |
Guido van Rossum | 5b72218 | 1993-03-30 17:46:03 +0000 | [diff] [blame] | 743 | } |
| 744 | |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 745 | /* Simplified interface to parsefile -- return node or set exception */ |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 746 | |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 747 | node * |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 748 | PyParser_SimpleParseFile(fp, filename, start) |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 749 | FILE *fp; |
| 750 | char *filename; |
| 751 | int start; |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 752 | { |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 753 | node *n; |
| 754 | perrdetail err; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 755 | Py_BEGIN_ALLOW_THREADS |
| 756 | n = PyParser_ParseFile(fp, filename, &_PyParser_Grammar, start, |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 757 | (char *)0, (char *)0, &err); |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 758 | Py_END_ALLOW_THREADS |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 759 | if (n == NULL) |
| 760 | err_input(&err); |
| 761 | return n; |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 762 | } |
| 763 | |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 764 | /* Simplified interface to parsestring -- return node or set exception */ |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 765 | |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 766 | node * |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 767 | PyParser_SimpleParseString(str, start) |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 768 | char *str; |
| 769 | int start; |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 770 | { |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 771 | node *n; |
| 772 | perrdetail err; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 773 | n = PyParser_ParseString(str, &_PyParser_Grammar, start, &err); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 774 | if (n == NULL) |
| 775 | err_input(&err); |
| 776 | return n; |
| 777 | } |
| 778 | |
| 779 | /* Set the error appropriate to the given input error code (see errcode.h) */ |
| 780 | |
| 781 | static void |
| 782 | err_input(err) |
| 783 | perrdetail *err; |
| 784 | { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 785 | PyObject *v, *w; |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 786 | char *msg = NULL; |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 787 | v = Py_BuildValue("(ziiz)", err->filename, |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 788 | err->lineno, err->offset, err->text); |
| 789 | if (err->text != NULL) { |
| 790 | free(err->text); |
| 791 | err->text = NULL; |
| 792 | } |
| 793 | switch (err->error) { |
| 794 | case E_SYNTAX: |
| 795 | msg = "invalid syntax"; |
| 796 | break; |
| 797 | case E_TOKEN: |
| 798 | msg = "invalid token"; |
| 799 | |
| 800 | break; |
| 801 | case E_INTR: |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 802 | PyErr_SetNone(PyExc_KeyboardInterrupt); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 803 | return; |
| 804 | case E_NOMEM: |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 805 | PyErr_NoMemory(); |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 806 | return; |
| 807 | case E_EOF: |
| 808 | msg = "unexpected EOF while parsing"; |
| 809 | break; |
| 810 | default: |
| 811 | fprintf(stderr, "error=%d\n", err->error); |
| 812 | msg = "unknown parsing error"; |
| 813 | break; |
| 814 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 815 | w = Py_BuildValue("(sO)", msg, v); |
| 816 | Py_XDECREF(v); |
| 817 | PyErr_SetObject(PyExc_SyntaxError, w); |
| 818 | Py_XDECREF(w); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 819 | } |
| 820 | |
| 821 | /* Print fatal error message and abort */ |
| 822 | |
| 823 | void |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 824 | Py_FatalError(msg) |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 825 | char *msg; |
| 826 | { |
Guido van Rossum | 83dd6c3 | 1994-09-29 09:38:33 +0000 | [diff] [blame] | 827 | fprintf(stderr, "Fatal Python error: %s\n", msg); |
Guido van Rossum | 8ae87c0 | 1995-01-26 00:40:38 +0000 | [diff] [blame] | 828 | #ifdef macintosh |
| 829 | for (;;); |
| 830 | #endif |
Guido van Rossum | 9b38a14 | 1996-09-11 23:12:24 +0000 | [diff] [blame] | 831 | #ifdef MS_WIN32 |
Guido van Rossum | 23c9446 | 1997-05-22 20:21:30 +0000 | [diff] [blame] | 832 | OutputDebugString("Fatal Python error: "); |
Guido van Rossum | a44823b | 1995-03-14 15:01:17 +0000 | [diff] [blame] | 833 | OutputDebugString(msg); |
| 834 | OutputDebugString("\n"); |
| 835 | #endif |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 836 | abort(); |
| 837 | } |
| 838 | |
| 839 | /* Clean up and exit */ |
| 840 | |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 841 | #ifdef WITH_THREAD |
| 842 | #include "thread.h" |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 843 | int _PyThread_Started = 0; /* Set by threadmodule.c and maybe others */ |
Guido van Rossum | f9f2e82 | 1992-08-17 08:59:08 +0000 | [diff] [blame] | 844 | #endif |
| 845 | |
Guido van Rossum | 1662dd5 | 1994-09-07 14:38:28 +0000 | [diff] [blame] | 846 | #define NEXITFUNCS 32 |
| 847 | static void (*exitfuncs[NEXITFUNCS])(); |
| 848 | static int nexitfuncs = 0; |
| 849 | |
| 850 | int Py_AtExit(func) |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 851 | void (*func) Py_PROTO((void)); |
Guido van Rossum | 1662dd5 | 1994-09-07 14:38:28 +0000 | [diff] [blame] | 852 | { |
| 853 | if (nexitfuncs >= NEXITFUNCS) |
| 854 | return -1; |
| 855 | exitfuncs[nexitfuncs++] = func; |
| 856 | return 0; |
| 857 | } |
| 858 | |
Guido van Rossum | cc283f5 | 1997-08-05 02:22:03 +0000 | [diff] [blame] | 859 | static void |
| 860 | call_sys_exitfunc() |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 861 | { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 862 | PyObject *exitfunc = PySys_GetObject("exitfunc"); |
Guido van Rossum | 59bff39 | 1992-09-03 20:28:00 +0000 | [diff] [blame] | 863 | |
| 864 | if (exitfunc) { |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 865 | PyObject *res; |
| 866 | Py_INCREF(exitfunc); |
| 867 | PySys_SetObject("exitfunc", (PyObject *)NULL); |
| 868 | res = PyEval_CallObject(exitfunc, (PyObject *)NULL); |
Guido van Rossum | 59bff39 | 1992-09-03 20:28:00 +0000 | [diff] [blame] | 869 | if (res == NULL) { |
| 870 | fprintf(stderr, "Error in sys.exitfunc:\n"); |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 871 | PyErr_Print(); |
Guido van Rossum | 59bff39 | 1992-09-03 20:28:00 +0000 | [diff] [blame] | 872 | } |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 873 | Py_DECREF(exitfunc); |
Guido van Rossum | 59bff39 | 1992-09-03 20:28:00 +0000 | [diff] [blame] | 874 | } |
| 875 | |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 876 | Py_FlushLine(); |
Guido van Rossum | cc283f5 | 1997-08-05 02:22:03 +0000 | [diff] [blame] | 877 | } |
Guido van Rossum | 1662dd5 | 1994-09-07 14:38:28 +0000 | [diff] [blame] | 878 | |
Guido van Rossum | cc283f5 | 1997-08-05 02:22:03 +0000 | [diff] [blame] | 879 | static void |
| 880 | call_ll_exitfuncs() |
| 881 | { |
Guido van Rossum | 1662dd5 | 1994-09-07 14:38:28 +0000 | [diff] [blame] | 882 | while (nexitfuncs > 0) |
| 883 | (*exitfuncs[--nexitfuncs])(); |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 884 | |
| 885 | fflush(stdout); |
| 886 | fflush(stderr); |
Guido van Rossum | a9e7dc1 | 1992-10-18 18:53:57 +0000 | [diff] [blame] | 887 | } |
| 888 | |
Sjoerd Mullender | a9c3c22 | 1993-10-11 12:54:31 +0000 | [diff] [blame] | 889 | #ifdef COUNT_ALLOCS |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 890 | extern void dump_counts Py_PROTO((void)); |
Sjoerd Mullender | a9c3c22 | 1993-10-11 12:54:31 +0000 | [diff] [blame] | 891 | #endif |
| 892 | |
Guido van Rossum | a9e7dc1 | 1992-10-18 18:53:57 +0000 | [diff] [blame] | 893 | void |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 894 | Py_Exit(sts) |
Guido van Rossum | a9e7dc1 | 1992-10-18 18:53:57 +0000 | [diff] [blame] | 895 | int sts; |
| 896 | { |
Guido van Rossum | cc283f5 | 1997-08-05 02:22:03 +0000 | [diff] [blame] | 897 | Py_Finalize(); |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 898 | |
Jack Jansen | 66a8977 | 1995-10-27 13:22:14 +0000 | [diff] [blame] | 899 | #ifdef macintosh |
| 900 | PyMac_Exit(sts); |
| 901 | #else |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 902 | exit(sts); |
Jack Jansen | 66a8977 | 1995-10-27 13:22:14 +0000 | [diff] [blame] | 903 | #endif |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 904 | } |
| 905 | |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 906 | #ifdef HAVE_SIGNAL_H |
| 907 | static RETSIGTYPE |
Guido van Rossum | a9e7dc1 | 1992-10-18 18:53:57 +0000 | [diff] [blame] | 908 | sighandler(sig) |
| 909 | int sig; |
| 910 | { |
| 911 | signal(sig, SIG_DFL); /* Don't catch recursive signals */ |
Guido van Rossum | cc283f5 | 1997-08-05 02:22:03 +0000 | [diff] [blame] | 912 | /* Do essential exit processing only */ |
| 913 | call_sys_exitfunc(); |
| 914 | call_ll_exitfuncs(); |
Guido van Rossum | 478e718 | 1997-05-06 15:24:59 +0000 | [diff] [blame] | 915 | #ifdef HAVE_KILL |
Guido van Rossum | a9e7dc1 | 1992-10-18 18:53:57 +0000 | [diff] [blame] | 916 | kill(getpid(), sig); /* Pretend the signal killed us */ |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 917 | #else |
| 918 | exit(1); |
| 919 | #endif |
Guido van Rossum | a9e7dc1 | 1992-10-18 18:53:57 +0000 | [diff] [blame] | 920 | /*NOTREACHED*/ |
| 921 | } |
| 922 | #endif |
| 923 | |
Guido van Rossum | f1dc566 | 1993-07-05 10:31:29 +0000 | [diff] [blame] | 924 | static void |
Guido van Rossum | a9e7dc1 | 1992-10-18 18:53:57 +0000 | [diff] [blame] | 925 | initsigs() |
| 926 | { |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 927 | RETSIGTYPE (*t)(); |
| 928 | #ifdef HAVE_SIGNAL_H |
| 929 | #ifdef SIGPIPE |
| 930 | signal(SIGPIPE, SIG_IGN); |
Guido van Rossum | a9e7dc1 | 1992-10-18 18:53:57 +0000 | [diff] [blame] | 931 | #endif |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 932 | #ifdef SIGHUP |
| 933 | t = signal(SIGHUP, SIG_IGN); |
| 934 | if (t == SIG_DFL) |
| 935 | signal(SIGHUP, sighandler); |
| 936 | else |
| 937 | signal(SIGHUP, t); |
| 938 | #endif |
| 939 | #ifdef SIGTERM |
| 940 | t = signal(SIGTERM, SIG_IGN); |
| 941 | if (t == SIG_DFL) |
| 942 | signal(SIGTERM, sighandler); |
| 943 | else |
| 944 | signal(SIGTERM, t); |
| 945 | #endif |
| 946 | #endif /* HAVE_SIGNAL_H */ |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 947 | PyOS_InitInterrupts(); /* May imply initsignal() */ |
Guido van Rossum | a9e7dc1 | 1992-10-18 18:53:57 +0000 | [diff] [blame] | 948 | } |
| 949 | |
Guido van Rossum | 25ce566 | 1997-08-02 03:10:38 +0000 | [diff] [blame] | 950 | static void |
| 951 | finisigs() |
| 952 | { |
| 953 | PyOS_FiniInterrupts(); /* May imply finisignal() */ |
| 954 | } |
| 955 | |
Guido van Rossum | aae0d32 | 1996-05-22 16:35:33 +0000 | [diff] [blame] | 956 | #ifdef Py_TRACE_REFS |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 957 | /* Ask a yes/no question */ |
| 958 | |
Guido van Rossum | 59bff39 | 1992-09-03 20:28:00 +0000 | [diff] [blame] | 959 | int |
Guido van Rossum | 8259805 | 1997-03-05 00:20:32 +0000 | [diff] [blame] | 960 | _Py_AskYesNo(prompt) |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 961 | char *prompt; |
| 962 | { |
| 963 | char buf[256]; |
| 964 | |
| 965 | printf("%s [ny] ", prompt); |
| 966 | if (fgets(buf, sizeof buf, stdin) == NULL) |
| 967 | return 0; |
| 968 | return buf[0] == 'y' || buf[0] == 'Y'; |
| 969 | } |
| 970 | #endif |
| 971 | |
Guido van Rossum | a110aa6 | 1994-08-29 12:50:44 +0000 | [diff] [blame] | 972 | #ifdef MPW |
Guido van Rossum | 1984f1e | 1992-08-04 12:41:02 +0000 | [diff] [blame] | 973 | |
| 974 | /* Check for file descriptor connected to interactive device. |
| 975 | Pretend that stdin is always interactive, other files never. */ |
| 976 | |
| 977 | int |
| 978 | isatty(fd) |
| 979 | int fd; |
| 980 | { |
| 981 | return fd == fileno(stdin); |
| 982 | } |
| 983 | |
| 984 | #endif |
Guido van Rossum | 7433b12 | 1997-02-14 19:45:36 +0000 | [diff] [blame] | 985 | |
| 986 | /* |
| 987 | * The file descriptor fd is considered ``interactive'' if either |
| 988 | * a) isatty(fd) is TRUE, or |
| 989 | * b) the -i flag was given, and the filename associated with |
| 990 | * the descriptor is NULL or "<stdin>" or "???". |
| 991 | */ |
| 992 | int |
| 993 | Py_FdIsInteractive(fp, filename) |
| 994 | FILE *fp; |
| 995 | char *filename; |
| 996 | { |
| 997 | if (isatty((int)fileno(fp))) |
| 998 | return 1; |
| 999 | if (!Py_InteractiveFlag) |
| 1000 | return 0; |
| 1001 | return (filename == NULL) || |
| 1002 | (strcmp(filename, "<stdin>") == 0) || |
| 1003 | (strcmp(filename, "???") == 0); |
| 1004 | } |