Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 1 | /* Python interpreter main program */ |
| 2 | |
| 3 | #include "Python.h" |
Guido van Rossum | a075ce1 | 1997-12-05 21:56:45 +0000 | [diff] [blame] | 4 | #include "osdefs.h" |
Raymond Hettinger | db29e0f | 2004-10-07 06:46:25 +0000 | [diff] [blame] | 5 | #include "import.h" |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 6 | |
Antoine Pitrou | 5651eaa | 2008-09-06 20:46:58 +0000 | [diff] [blame] | 7 | #include <locale.h> |
| 8 | |
Martin v. Löwis | 79acb9e | 2002-12-06 12:48:53 +0000 | [diff] [blame] | 9 | #ifdef __VMS |
Martin v. Löwis | 7a924e6 | 2003-03-05 14:15:21 +0000 | [diff] [blame] | 10 | #include <unixlib.h> |
Martin v. Löwis | 79acb9e | 2002-12-06 12:48:53 +0000 | [diff] [blame] | 11 | #endif |
| 12 | |
Sjoerd Mullender | 9cf424b | 2002-08-09 13:35:18 +0000 | [diff] [blame] | 13 | #if defined(MS_WINDOWS) || defined(__CYGWIN__) |
Martin v. Löwis | 945362c | 2007-08-30 14:57:25 +0000 | [diff] [blame] | 14 | #include <windows.h> |
Thomas Wouters | 477c8d5 | 2006-05-27 19:21:47 +0000 | [diff] [blame] | 15 | #ifdef HAVE_FCNTL_H |
Guido van Rossum | 3e7ae7a | 1997-01-17 22:05:38 +0000 | [diff] [blame] | 16 | #include <fcntl.h> |
Martin v. Löwis | 790465f | 2008-04-05 20:41:37 +0000 | [diff] [blame] | 17 | #define PATH_MAX MAXPATHLEN |
Guido van Rossum | 3e7ae7a | 1997-01-17 22:05:38 +0000 | [diff] [blame] | 18 | #endif |
Thomas Wouters | 477c8d5 | 2006-05-27 19:21:47 +0000 | [diff] [blame] | 19 | #endif |
Guido van Rossum | 3e7ae7a | 1997-01-17 22:05:38 +0000 | [diff] [blame] | 20 | |
Martin v. Löwis | 945362c | 2007-08-30 14:57:25 +0000 | [diff] [blame] | 21 | #ifdef _MSC_VER |
| 22 | #include <crtdbg.h> |
| 23 | #endif |
| 24 | |
Andrew MacIntyre | 7bf6833 | 2002-03-03 02:59:16 +0000 | [diff] [blame] | 25 | #if (defined(PYOS_OS2) && !defined(PYCC_GCC)) || defined(MS_WINDOWS) |
Guido van Rossum | a075ce1 | 1997-12-05 21:56:45 +0000 | [diff] [blame] | 26 | #define PYTHONHOMEHELP "<prefix>\\lib" |
| 27 | #else |
Andrew MacIntyre | 7bf6833 | 2002-03-03 02:59:16 +0000 | [diff] [blame] | 28 | #if defined(PYOS_OS2) && defined(PYCC_GCC) |
| 29 | #define PYTHONHOMEHELP "<prefix>/Lib" |
| 30 | #else |
Marc-André Lemburg | da4dbc3 | 2001-06-12 16:13:51 +0000 | [diff] [blame] | 31 | #define PYTHONHOMEHELP "<prefix>/pythonX.X" |
Guido van Rossum | a075ce1 | 1997-12-05 21:56:45 +0000 | [diff] [blame] | 32 | #endif |
Andrew MacIntyre | 7bf6833 | 2002-03-03 02:59:16 +0000 | [diff] [blame] | 33 | #endif |
Guido van Rossum | a075ce1 | 1997-12-05 21:56:45 +0000 | [diff] [blame] | 34 | |
Thomas Wouters | 2cffc7d | 2000-11-03 08:18:37 +0000 | [diff] [blame] | 35 | #include "pygetopt.h" |
| 36 | |
Guido van Rossum | a22865e | 2000-09-05 04:41:18 +0000 | [diff] [blame] | 37 | #define COPYRIGHT \ |
Guido van Rossum | 36002d7 | 2001-07-18 16:59:46 +0000 | [diff] [blame] | 38 | "Type \"help\", \"copyright\", \"credits\" or \"license\" " \ |
| 39 | "for more information." |
Guido van Rossum | a22865e | 2000-09-05 04:41:18 +0000 | [diff] [blame] | 40 | |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 41 | #ifdef __cplusplus |
| 42 | extern "C" { |
| 43 | #endif |
| 44 | |
Guido van Rossum | ac56b03 | 1996-07-21 02:33:38 +0000 | [diff] [blame] | 45 | /* For Py_GetArgcArgv(); set by main() */ |
Martin v. Löwis | 790465f | 2008-04-05 20:41:37 +0000 | [diff] [blame] | 46 | static wchar_t **orig_argv; |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 47 | static int orig_argc; |
| 48 | |
Guido van Rossum | bceccf5 | 2001-04-10 22:07:43 +0000 | [diff] [blame] | 49 | /* command line options */ |
Christian Heimes | 8dc226f | 2008-05-06 23:45:46 +0000 | [diff] [blame] | 50 | #define BASE_OPTS L"bBc:dEhiJm:OsStuvVW:xX?" |
Guido van Rossum | bceccf5 | 2001-04-10 22:07:43 +0000 | [diff] [blame] | 51 | |
Guido van Rossum | bceccf5 | 2001-04-10 22:07:43 +0000 | [diff] [blame] | 52 | #define PROGRAM_OPTS BASE_OPTS |
Guido van Rossum | 3ed4c15 | 2001-03-02 06:18:03 +0000 | [diff] [blame] | 53 | |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 54 | /* Short usage message (with %s for argv0) */ |
| 55 | static char *usage_line = |
Martin v. Löwis | 790465f | 2008-04-05 20:41:37 +0000 | [diff] [blame] | 56 | "usage: %ls [option] ... [-c cmd | -m mod | file | -] [arg] ...\n"; |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 57 | |
| 58 | /* Long usage message, split into parts < 512 bytes */ |
Guido van Rossum | 393661d | 2001-08-31 17:40:15 +0000 | [diff] [blame] | 59 | static char *usage_1 = "\ |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 60 | Options and arguments (and corresponding environment variables):\n\ |
Christian Heimes | 2ab3444 | 2008-09-03 20:31:07 +0000 | [diff] [blame] | 61 | -b : issue warnings about str(bytes_instance), str(bytearray_instance)\n\ |
| 62 | and comparing bytes/bytearray with str. (-bb: issue errors)\n\ |
Christian Heimes | 790c823 | 2008-01-07 21:14:23 +0000 | [diff] [blame] | 63 | -B : don't write .py[co] files on import; also PYTHONDONTWRITEBYTECODE=x\n\ |
Guido van Rossum | 393661d | 2001-08-31 17:40:15 +0000 | [diff] [blame] | 64 | -c cmd : program passed in as string (terminates option list)\n\ |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 65 | -d : debug output from parser; also PYTHONDEBUG=x\n\ |
Christian Heimes | 790c823 | 2008-01-07 21:14:23 +0000 | [diff] [blame] | 66 | -E : ignore PYTHON* environment variables (such as PYTHONPATH)\n\ |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 67 | -h : print this help message and exit (also --help)\n\ |
Guido van Rossum | 61c345f | 2001-09-04 03:26:15 +0000 | [diff] [blame] | 68 | "; |
| 69 | static char *usage_2 = "\ |
Guido van Rossum | 98297ee | 2007-11-06 21:34:58 +0000 | [diff] [blame] | 70 | -i : inspect interactively after running script; forces a prompt even\n\ |
| 71 | if stdin does not appear to be a terminal; also PYTHONINSPECT=x\n\ |
Raymond Hettinger | db29e0f | 2004-10-07 06:46:25 +0000 | [diff] [blame] | 72 | -m mod : run library module as a script (terminates option list)\n\ |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 73 | -O : optimize generated bytecode slightly; also PYTHONOPTIMIZE=x\n\ |
Guido van Rossum | 6b86a42 | 1999-01-28 15:07:47 +0000 | [diff] [blame] | 74 | -OO : remove doc-strings in addition to the -O optimizations\n\ |
Christian Heimes | 8dc226f | 2008-05-06 23:45:46 +0000 | [diff] [blame] | 75 | -s : don't add user site directory to sys.path; also PYTHONNOUSERSITE\n\ |
Guido van Rossum | 7922bd7 | 1997-08-29 22:34:47 +0000 | [diff] [blame] | 76 | -S : don't imply 'import site' on initialization\n\ |
Guido van Rossum | 393661d | 2001-08-31 17:40:15 +0000 | [diff] [blame] | 77 | "; |
| 78 | static char *usage_3 = "\ |
Guido van Rossum | 98297ee | 2007-11-06 21:34:58 +0000 | [diff] [blame] | 79 | -u : unbuffered binary stdout and stderr; also PYTHONUNBUFFERED=x\n\ |
Raymond Hettinger | db29e0f | 2004-10-07 06:46:25 +0000 | [diff] [blame] | 80 | see man page for details on internal buffering relating to '-u'\n\ |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 81 | -v : verbose (trace import statements); also PYTHONVERBOSE=x\n\ |
| 82 | can be supplied multiple times to increase verbosity\n\ |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 83 | -V : print the Python version number and exit (also --version)\n\ |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 84 | -W arg : warning control; arg is action:message:category:module:lineno\n\ |
Guido van Rossum | 393661d | 2001-08-31 17:40:15 +0000 | [diff] [blame] | 85 | -x : skip first line of source, allowing use of non-Unix forms of #!cmd\n\ |
Guido van Rossum | 7922bd7 | 1997-08-29 22:34:47 +0000 | [diff] [blame] | 86 | "; |
Guido van Rossum | 393661d | 2001-08-31 17:40:15 +0000 | [diff] [blame] | 87 | static char *usage_4 = "\ |
Guido van Rossum | 98297ee | 2007-11-06 21:34:58 +0000 | [diff] [blame] | 88 | file : program read from script file\n\ |
| 89 | - : program read from stdin (default; interactive mode if a tty)\n\ |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 90 | arg ...: arguments passed to program in sys.argv[1:]\n\n\ |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 91 | Other environment variables:\n\ |
| 92 | PYTHONSTARTUP: file executed on interactive startup (no default)\n\ |
Guido van Rossum | a075ce1 | 1997-12-05 21:56:45 +0000 | [diff] [blame] | 93 | PYTHONPATH : '%c'-separated list of directories prefixed to the\n\ |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 94 | default module search path. The result is sys.path.\n\ |
Christian Heimes | 790c823 | 2008-01-07 21:14:23 +0000 | [diff] [blame] | 95 | "; |
| 96 | static char *usage_5 = "\ |
Guido van Rossum | a075ce1 | 1997-12-05 21:56:45 +0000 | [diff] [blame] | 97 | PYTHONHOME : alternate <prefix> directory (or <prefix>%c<exec_prefix>).\n\ |
| 98 | The default module search path uses %s.\n\ |
Tim Peters | 793de09 | 2001-02-22 00:39:47 +0000 | [diff] [blame] | 99 | PYTHONCASEOK : ignore case in 'import' statements (Windows).\n\ |
Martin v. Löwis | 0f59989 | 2008-06-02 11:13:03 +0000 | [diff] [blame] | 100 | PYTHONIOENCODING: Encoding[:errors] used for stdin/stdout/stderr.\n\ |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 101 | "; |
| 102 | |
Martin v. Löwis | 790465f | 2008-04-05 20:41:37 +0000 | [diff] [blame] | 103 | #ifndef MS_WINDOWS |
| 104 | static FILE* |
| 105 | _wfopen(const wchar_t *path, const wchar_t *mode) |
| 106 | { |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 107 | char cpath[PATH_MAX]; |
| 108 | char cmode[10]; |
| 109 | size_t r; |
| 110 | r = wcstombs(cpath, path, PATH_MAX); |
| 111 | if (r == (size_t)-1 || r >= PATH_MAX) { |
| 112 | errno = EINVAL; |
| 113 | return NULL; |
| 114 | } |
| 115 | r = wcstombs(cmode, mode, 10); |
| 116 | if (r == (size_t)-1 || r >= 10) { |
| 117 | errno = EINVAL; |
| 118 | return NULL; |
| 119 | } |
| 120 | return fopen(cpath, cmode); |
Martin v. Löwis | 790465f | 2008-04-05 20:41:37 +0000 | [diff] [blame] | 121 | } |
| 122 | #endif |
| 123 | |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 124 | |
Martin v. Löwis | 852ba7e | 2003-03-30 17:09:58 +0000 | [diff] [blame] | 125 | static int |
Martin v. Löwis | 790465f | 2008-04-05 20:41:37 +0000 | [diff] [blame] | 126 | usage(int exitcode, wchar_t* program) |
Barry Warsaw | 3b2aedb | 2000-09-15 18:40:42 +0000 | [diff] [blame] | 127 | { |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 128 | FILE *f = exitcode ? stderr : stdout; |
Guido van Rossum | 393661d | 2001-08-31 17:40:15 +0000 | [diff] [blame] | 129 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 130 | fprintf(f, usage_line, program); |
| 131 | if (exitcode) |
| 132 | fprintf(f, "Try `python -h' for more information.\n"); |
| 133 | else { |
| 134 | fputs(usage_1, f); |
| 135 | fputs(usage_2, f); |
| 136 | fputs(usage_3, f); |
| 137 | fprintf(f, usage_4, DELIM); |
| 138 | fprintf(f, usage_5, DELIM, PYTHONHOMEHELP); |
| 139 | } |
Martin v. Löwis | 79acb9e | 2002-12-06 12:48:53 +0000 | [diff] [blame] | 140 | #if defined(__VMS) |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 141 | if (exitcode == 0) { |
| 142 | /* suppress 'error' message */ |
| 143 | return 1; |
| 144 | } |
| 145 | else { |
| 146 | /* STS$M_INHIB_MSG + SS$_ABORT */ |
| 147 | return 0x1000002c; |
| 148 | } |
Martin v. Löwis | 79acb9e | 2002-12-06 12:48:53 +0000 | [diff] [blame] | 149 | #else |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 150 | return exitcode; |
Martin v. Löwis | 79acb9e | 2002-12-06 12:48:53 +0000 | [diff] [blame] | 151 | #endif |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 152 | /*NOTREACHED*/ |
Barry Warsaw | 3b2aedb | 2000-09-15 18:40:42 +0000 | [diff] [blame] | 153 | } |
| 154 | |
Martin v. Löwis | 6caea37 | 2003-11-18 19:46:25 +0000 | [diff] [blame] | 155 | static void RunStartupFile(PyCompilerFlags *cf) |
| 156 | { |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 157 | char *startup = Py_GETENV("PYTHONSTARTUP"); |
| 158 | if (startup != NULL && startup[0] != '\0') { |
| 159 | FILE *fp = fopen(startup, "r"); |
| 160 | if (fp != NULL) { |
| 161 | (void) PyRun_SimpleFileExFlags(fp, startup, 0, cf); |
| 162 | PyErr_Clear(); |
| 163 | fclose(fp); |
| 164 | } else { |
| 165 | int save_errno; |
| 166 | |
| 167 | save_errno = errno; |
| 168 | PySys_WriteStderr("Could not open PYTHONSTARTUP\n"); |
| 169 | errno = save_errno; |
| 170 | PyErr_SetFromErrnoWithFilename(PyExc_IOError, |
| 171 | startup); |
| 172 | PyErr_Print(); |
| 173 | PyErr_Clear(); |
| 174 | } |
| 175 | } |
Martin v. Löwis | 6caea37 | 2003-11-18 19:46:25 +0000 | [diff] [blame] | 176 | } |
| 177 | |
Thomas Wouters | a977329 | 2006-04-21 09:43:23 +0000 | [diff] [blame] | 178 | |
Antoine Pitrou | 5651eaa | 2008-09-06 20:46:58 +0000 | [diff] [blame] | 179 | static int RunModule(wchar_t *modname, int set_argv0) |
Raymond Hettinger | db29e0f | 2004-10-07 06:46:25 +0000 | [diff] [blame] | 180 | { |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 181 | PyObject *module, *runpy, *runmodule, *runargs, *result; |
| 182 | runpy = PyImport_ImportModule("runpy"); |
| 183 | if (runpy == NULL) { |
| 184 | fprintf(stderr, "Could not import runpy module\n"); |
| 185 | return -1; |
| 186 | } |
| 187 | runmodule = PyObject_GetAttrString(runpy, "_run_module_as_main"); |
| 188 | if (runmodule == NULL) { |
| 189 | fprintf(stderr, "Could not access runpy._run_module_as_main\n"); |
| 190 | Py_DECREF(runpy); |
| 191 | return -1; |
| 192 | } |
| 193 | module = PyUnicode_FromWideChar(modname, wcslen(modname)); |
| 194 | if (module == NULL) { |
| 195 | fprintf(stderr, "Could not convert module name to unicode\n"); |
| 196 | Py_DECREF(runpy); |
| 197 | Py_DECREF(runmodule); |
| 198 | return -1; |
| 199 | } |
| 200 | runargs = Py_BuildValue("(Oi)", module, set_argv0); |
| 201 | if (runargs == NULL) { |
| 202 | fprintf(stderr, |
| 203 | "Could not create arguments for runpy._run_module_as_main\n"); |
| 204 | Py_DECREF(runpy); |
| 205 | Py_DECREF(runmodule); |
| 206 | Py_DECREF(module); |
| 207 | return -1; |
| 208 | } |
| 209 | result = PyObject_Call(runmodule, runargs, NULL); |
| 210 | if (result == NULL) { |
| 211 | PyErr_Print(); |
| 212 | } |
| 213 | Py_DECREF(runpy); |
| 214 | Py_DECREF(runmodule); |
| 215 | Py_DECREF(module); |
| 216 | Py_DECREF(runargs); |
| 217 | if (result == NULL) { |
| 218 | return -1; |
| 219 | } |
| 220 | Py_DECREF(result); |
| 221 | return 0; |
Raymond Hettinger | db29e0f | 2004-10-07 06:46:25 +0000 | [diff] [blame] | 222 | } |
Barry Warsaw | 3b2aedb | 2000-09-15 18:40:42 +0000 | [diff] [blame] | 223 | |
Martin v. Löwis | 790465f | 2008-04-05 20:41:37 +0000 | [diff] [blame] | 224 | static int RunMainFromImporter(wchar_t *filename) |
Christian Heimes | 9cd1775 | 2007-11-18 19:35:23 +0000 | [diff] [blame] | 225 | { |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 226 | PyObject *argv0 = NULL, *importer = NULL; |
Christian Heimes | 9cd1775 | 2007-11-18 19:35:23 +0000 | [diff] [blame] | 227 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 228 | if ((argv0 = PyUnicode_FromWideChar(filename,wcslen(filename))) && |
| 229 | (importer = PyImport_GetImporter(argv0)) && |
| 230 | (importer->ob_type != &PyNullImporter_Type)) |
| 231 | { |
| 232 | /* argv0 is usable as an import source, so |
| 233 | put it in sys.path[0] and import __main__ */ |
| 234 | PyObject *sys_path = NULL; |
| 235 | if ((sys_path = PySys_GetObject("path")) && |
| 236 | !PyList_SetItem(sys_path, 0, argv0)) |
| 237 | { |
| 238 | Py_INCREF(argv0); |
| 239 | Py_DECREF(importer); |
| 240 | sys_path = NULL; |
| 241 | return RunModule(L"__main__", 0) != 0; |
Guido van Rossum | 74c29c7 | 2007-11-19 18:36:41 +0000 | [diff] [blame] | 242 | } |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 243 | } |
| 244 | Py_XDECREF(argv0); |
| 245 | Py_XDECREF(importer); |
| 246 | if (PyErr_Occurred()) { |
| 247 | PyErr_Print(); |
| 248 | return 1; |
| 249 | } |
| 250 | else { |
| 251 | return -1; |
| 252 | } |
Christian Heimes | 9cd1775 | 2007-11-18 19:35:23 +0000 | [diff] [blame] | 253 | } |
| 254 | |
| 255 | |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 256 | /* Main program */ |
| 257 | |
Mark Hammond | fe51c6d | 2002-08-02 02:27:13 +0000 | [diff] [blame] | 258 | int |
Martin v. Löwis | 790465f | 2008-04-05 20:41:37 +0000 | [diff] [blame] | 259 | Py_Main(int argc, wchar_t **argv) |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 260 | { |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 261 | int c; |
| 262 | int sts; |
| 263 | wchar_t *command = NULL; |
| 264 | wchar_t *filename = NULL; |
| 265 | wchar_t *module = NULL; |
| 266 | FILE *fp = stdin; |
| 267 | char *p; |
| 268 | int skipfirstline = 0; |
| 269 | int stdin_is_interactive = 0; |
| 270 | int help = 0; |
| 271 | int version = 0; |
| 272 | int saw_unbuffered_flag = 0; |
| 273 | PyCompilerFlags cf; |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 274 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 275 | cf.cf_flags = 0; |
Guido van Rossum | 393661d | 2001-08-31 17:40:15 +0000 | [diff] [blame] | 276 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 277 | orig_argc = argc; /* For Py_GetArgcArgv() */ |
| 278 | orig_argv = argv; |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 279 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 280 | PySys_ResetWarnOptions(); |
Guido van Rossum | 47f5fdc | 2000-12-15 22:00:54 +0000 | [diff] [blame] | 281 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 282 | while ((c = _PyOS_GetOpt(argc, argv, PROGRAM_OPTS)) != EOF) { |
| 283 | if (c == 'c') { |
| 284 | size_t len; |
| 285 | /* -c is the last option; following arguments |
| 286 | that look like options are left for the |
| 287 | command to interpret. */ |
Amaury Forgeot d'Arc | 9a5499b | 2008-11-11 23:04:59 +0000 | [diff] [blame] | 288 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 289 | len = wcslen(_PyOS_optarg) + 1 + 1; |
| 290 | command = (wchar_t *)malloc(sizeof(wchar_t) * len); |
| 291 | if (command == NULL) |
| 292 | Py_FatalError( |
| 293 | "not enough memory to copy -c argument"); |
| 294 | wcscpy(command, _PyOS_optarg); |
| 295 | command[len - 2] = '\n'; |
| 296 | command[len - 1] = 0; |
| 297 | break; |
| 298 | } |
Guido van Rossum | 393661d | 2001-08-31 17:40:15 +0000 | [diff] [blame] | 299 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 300 | if (c == 'm') { |
| 301 | /* -m is the last option; following arguments |
| 302 | that look like options are left for the |
| 303 | module to interpret. */ |
| 304 | module = _PyOS_optarg; |
| 305 | break; |
| 306 | } |
Raymond Hettinger | db29e0f | 2004-10-07 06:46:25 +0000 | [diff] [blame] | 307 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 308 | switch (c) { |
| 309 | case 'b': |
| 310 | Py_BytesWarningFlag++; |
| 311 | break; |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 312 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 313 | case 'd': |
| 314 | Py_DebugFlag++; |
| 315 | break; |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 316 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 317 | case 'i': |
| 318 | Py_InspectFlag++; |
| 319 | Py_InteractiveFlag++; |
| 320 | break; |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 321 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 322 | /* case 'J': reserved for Jython */ |
Christian Heimes | 33fe809 | 2008-04-13 13:53:33 +0000 | [diff] [blame] | 323 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 324 | case 'O': |
| 325 | Py_OptimizeFlag++; |
| 326 | break; |
Guido van Rossum | 7614da6 | 1997-03-03 19:14:45 +0000 | [diff] [blame] | 327 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 328 | case 'B': |
| 329 | Py_DontWriteBytecodeFlag++; |
| 330 | break; |
Christian Heimes | 790c823 | 2008-01-07 21:14:23 +0000 | [diff] [blame] | 331 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 332 | case 's': |
| 333 | Py_NoUserSiteDirectory++; |
| 334 | break; |
Christian Heimes | 8dc226f | 2008-05-06 23:45:46 +0000 | [diff] [blame] | 335 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 336 | case 'S': |
| 337 | Py_NoSiteFlag++; |
| 338 | break; |
Guido van Rossum | 7922bd7 | 1997-08-29 22:34:47 +0000 | [diff] [blame] | 339 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 340 | case 'E': |
| 341 | Py_IgnoreEnvironmentFlag++; |
| 342 | break; |
Neil Schemenauer | 7d4bb9f | 2001-07-23 16:30:27 +0000 | [diff] [blame] | 343 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 344 | case 't': |
| 345 | /* ignored for backwards compatibility */ |
| 346 | break; |
Guido van Rossum | bba92ca | 1998-04-10 19:39:15 +0000 | [diff] [blame] | 347 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 348 | case 'u': |
| 349 | Py_UnbufferedStdioFlag = 1; |
| 350 | saw_unbuffered_flag = 1; |
| 351 | break; |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 352 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 353 | case 'v': |
| 354 | Py_VerboseFlag++; |
| 355 | break; |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 356 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 357 | case 'x': |
| 358 | skipfirstline = 1; |
| 359 | break; |
Guido van Rossum | a075ce1 | 1997-12-05 21:56:45 +0000 | [diff] [blame] | 360 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 361 | /* case 'X': reserved for implementation-specific arguments */ |
Christian Heimes | 33fe809 | 2008-04-13 13:53:33 +0000 | [diff] [blame] | 362 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 363 | case 'h': |
| 364 | case '?': |
| 365 | help++; |
| 366 | break; |
Guido van Rossum | 45aecf4 | 2006-03-15 04:58:47 +0000 | [diff] [blame] | 367 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 368 | case 'V': |
| 369 | version++; |
| 370 | break; |
Guido van Rossum | c15a9a1 | 2000-05-01 17:54:33 +0000 | [diff] [blame] | 371 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 372 | case 'W': |
| 373 | PySys_AddWarnOption(_PyOS_optarg); |
| 374 | break; |
Guido van Rossum | 47f5fdc | 2000-12-15 22:00:54 +0000 | [diff] [blame] | 375 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 376 | /* This space reserved for other options */ |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 377 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 378 | default: |
| 379 | return usage(2, argv[0]); |
| 380 | /*NOTREACHED*/ |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 381 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 382 | } |
| 383 | } |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 384 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 385 | if (help) |
| 386 | return usage(0, argv[0]); |
Barry Warsaw | 3b2aedb | 2000-09-15 18:40:42 +0000 | [diff] [blame] | 387 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 388 | if (version) { |
| 389 | fprintf(stderr, "Python %s\n", PY_VERSION); |
| 390 | return 0; |
| 391 | } |
Barry Warsaw | 3b2aedb | 2000-09-15 18:40:42 +0000 | [diff] [blame] | 392 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 393 | if (!Py_InspectFlag && |
| 394 | (p = Py_GETENV("PYTHONINSPECT")) && *p != '\0') |
| 395 | Py_InspectFlag = 1; |
| 396 | if (!saw_unbuffered_flag && |
| 397 | (p = Py_GETENV("PYTHONUNBUFFERED")) && *p != '\0') |
| 398 | Py_UnbufferedStdioFlag = 1; |
Neil Schemenauer | 7d4bb9f | 2001-07-23 16:30:27 +0000 | [diff] [blame] | 399 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 400 | if (!Py_NoUserSiteDirectory && |
| 401 | (p = Py_GETENV("PYTHONNOUSERSITE")) && *p != '\0') |
| 402 | Py_NoUserSiteDirectory = 1; |
Christian Heimes | 8dc226f | 2008-05-06 23:45:46 +0000 | [diff] [blame] | 403 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 404 | if (command == NULL && module == NULL && _PyOS_optind < argc && |
| 405 | wcscmp(argv[_PyOS_optind], L"-") != 0) |
| 406 | { |
Martin v. Löwis | 7a924e6 | 2003-03-05 14:15:21 +0000 | [diff] [blame] | 407 | #ifdef __VMS |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 408 | filename = decc$translate_vms(argv[_PyOS_optind]); |
| 409 | if (filename == (char *)0 || filename == (char *)-1) |
| 410 | filename = argv[_PyOS_optind]; |
Martin v. Löwis | 7a924e6 | 2003-03-05 14:15:21 +0000 | [diff] [blame] | 411 | |
| 412 | #else |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 413 | filename = argv[_PyOS_optind]; |
Martin v. Löwis | 7a924e6 | 2003-03-05 14:15:21 +0000 | [diff] [blame] | 414 | #endif |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 415 | } |
Guido van Rossum | 775af91 | 1997-02-14 19:50:32 +0000 | [diff] [blame] | 416 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 417 | stdin_is_interactive = Py_FdIsInteractive(stdin, (char *)0); |
Guido van Rossum | 775af91 | 1997-02-14 19:50:32 +0000 | [diff] [blame] | 418 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 419 | if (Py_UnbufferedStdioFlag) { |
Sjoerd Mullender | 9cf424b | 2002-08-09 13:35:18 +0000 | [diff] [blame] | 420 | #if defined(MS_WINDOWS) || defined(__CYGWIN__) |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 421 | _setmode(fileno(stdin), O_BINARY); |
| 422 | _setmode(fileno(stdout), O_BINARY); |
Guido van Rossum | f22d7e2 | 1997-01-11 19:28:55 +0000 | [diff] [blame] | 423 | #endif |
Guido van Rossum | 22ffac1 | 1998-03-06 15:30:39 +0000 | [diff] [blame] | 424 | #ifdef HAVE_SETVBUF |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 425 | setvbuf(stdin, (char *)NULL, _IONBF, BUFSIZ); |
| 426 | setvbuf(stdout, (char *)NULL, _IONBF, BUFSIZ); |
| 427 | setvbuf(stderr, (char *)NULL, _IONBF, BUFSIZ); |
Guido van Rossum | 22ffac1 | 1998-03-06 15:30:39 +0000 | [diff] [blame] | 428 | #else /* !HAVE_SETVBUF */ |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 429 | setbuf(stdin, (char *)NULL); |
| 430 | setbuf(stdout, (char *)NULL); |
| 431 | setbuf(stderr, (char *)NULL); |
Guido van Rossum | 22ffac1 | 1998-03-06 15:30:39 +0000 | [diff] [blame] | 432 | #endif /* !HAVE_SETVBUF */ |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 433 | } |
| 434 | else if (Py_InteractiveFlag) { |
Guido van Rossum | b31c7dc | 1997-04-11 22:19:12 +0000 | [diff] [blame] | 435 | #ifdef MS_WINDOWS |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 436 | /* Doesn't have to have line-buffered -- use unbuffered */ |
| 437 | /* Any set[v]buf(stdin, ...) screws up Tkinter :-( */ |
| 438 | setvbuf(stdout, (char *)NULL, _IONBF, BUFSIZ); |
Guido van Rossum | 22ffac1 | 1998-03-06 15:30:39 +0000 | [diff] [blame] | 439 | #else /* !MS_WINDOWS */ |
| 440 | #ifdef HAVE_SETVBUF |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 441 | setvbuf(stdin, (char *)NULL, _IOLBF, BUFSIZ); |
| 442 | setvbuf(stdout, (char *)NULL, _IOLBF, BUFSIZ); |
Guido van Rossum | 22ffac1 | 1998-03-06 15:30:39 +0000 | [diff] [blame] | 443 | #endif /* HAVE_SETVBUF */ |
| 444 | #endif /* !MS_WINDOWS */ |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 445 | /* Leave stderr alone - it should be unbuffered anyway. */ |
| 446 | } |
Martin v. Löwis | 79acb9e | 2002-12-06 12:48:53 +0000 | [diff] [blame] | 447 | #ifdef __VMS |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 448 | else { |
| 449 | setvbuf (stdout, (char *)NULL, _IOLBF, BUFSIZ); |
| 450 | } |
Martin v. Löwis | 79acb9e | 2002-12-06 12:48:53 +0000 | [diff] [blame] | 451 | #endif /* __VMS */ |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 452 | |
Just van Rossum | 2ac79ef | 2003-03-05 15:46:54 +0000 | [diff] [blame] | 453 | #ifdef __APPLE__ |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 454 | /* On MacOS X, when the Python interpreter is embedded in an |
| 455 | application bundle, it gets executed by a bootstrapping script |
| 456 | that does os.execve() with an argv[0] that's different from the |
| 457 | actual Python executable. This is needed to keep the Finder happy, |
| 458 | or rather, to work around Apple's overly strict requirements of |
| 459 | the process name. However, we still need a usable sys.executable, |
| 460 | so the actual executable path is passed in an environment variable. |
| 461 | See Lib/plat-mac/bundlebuiler.py for details about the bootstrap |
| 462 | script. */ |
| 463 | if ((p = Py_GETENV("PYTHONEXECUTABLE")) && *p != '\0') { |
| 464 | wchar_t* buffer; |
| 465 | size_t len = strlen(p); |
| 466 | size_t r; |
Ronald Oussoren | 3e264e1 | 2009-02-12 15:55:38 +0000 | [diff] [blame] | 467 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 468 | buffer = malloc(len * sizeof(wchar_t)); |
| 469 | if (buffer == NULL) { |
| 470 | Py_FatalError( |
| 471 | "not enough memory to copy PYTHONEXECUTABLE"); |
| 472 | } |
Ronald Oussoren | 3e264e1 | 2009-02-12 15:55:38 +0000 | [diff] [blame] | 473 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 474 | r = mbstowcs(buffer, p, len); |
| 475 | Py_SetProgramName(buffer); |
| 476 | /* buffer is now handed off - do not free */ |
| 477 | } else { |
| 478 | Py_SetProgramName(argv[0]); |
| 479 | } |
Just van Rossum | 2ac79ef | 2003-03-05 15:46:54 +0000 | [diff] [blame] | 480 | #else |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 481 | Py_SetProgramName(argv[0]); |
Jack Jansen | fbd861b | 2003-03-05 16:00:15 +0000 | [diff] [blame] | 482 | #endif |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 483 | Py_Initialize(); |
Guido van Rossum | ed52aac | 1997-07-19 19:20:32 +0000 | [diff] [blame] | 484 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 485 | if (Py_VerboseFlag || |
| 486 | (command == NULL && filename == NULL && module == NULL && stdin_is_interactive)) { |
| 487 | fprintf(stderr, "Python %s on %s\n", |
| 488 | Py_GetVersion(), Py_GetPlatform()); |
| 489 | if (!Py_NoSiteFlag) |
| 490 | fprintf(stderr, "%s\n", COPYRIGHT); |
| 491 | } |
Guido van Rossum | 393661d | 2001-08-31 17:40:15 +0000 | [diff] [blame] | 492 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 493 | if (command != NULL) { |
| 494 | /* Backup _PyOS_optind and force sys.argv[0] = '-c' */ |
| 495 | _PyOS_optind--; |
| 496 | argv[_PyOS_optind] = L"-c"; |
| 497 | } |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 498 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 499 | if (module != NULL) { |
| 500 | /* Backup _PyOS_optind and force sys.argv[0] = '-c' |
| 501 | so that PySys_SetArgv correctly sets sys.path[0] to ''*/ |
| 502 | _PyOS_optind--; |
| 503 | argv[_PyOS_optind] = L"-c"; |
| 504 | } |
Raymond Hettinger | db29e0f | 2004-10-07 06:46:25 +0000 | [diff] [blame] | 505 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 506 | PySys_SetArgv(argc-_PyOS_optind, argv+_PyOS_optind); |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 507 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 508 | if ((Py_InspectFlag || (command == NULL && filename == NULL && module == NULL)) && |
| 509 | isatty(fileno(stdin))) { |
| 510 | PyObject *v; |
| 511 | v = PyImport_ImportModule("readline"); |
| 512 | if (v == NULL) |
| 513 | PyErr_Clear(); |
| 514 | else |
| 515 | Py_DECREF(v); |
| 516 | } |
Guido van Rossum | 3d26cc9 | 1997-09-16 16:11:28 +0000 | [diff] [blame] | 517 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 518 | if (command) { |
Victor Stinner | 2e71d01 | 2010-05-17 09:35:44 +0000 | [diff] [blame] | 519 | char *commandStr; |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 520 | PyObject *commandObj = PyUnicode_FromWideChar( |
| 521 | command, wcslen(command)); |
| 522 | free(command); |
Victor Stinner | 2e71d01 | 2010-05-17 09:35:44 +0000 | [diff] [blame] | 523 | if (commandObj != NULL) |
| 524 | commandStr = _PyUnicode_AsString(commandObj); |
| 525 | else |
| 526 | commandStr = NULL; |
| 527 | if (commandStr != NULL) { |
| 528 | sts = PyRun_SimpleStringFlags(commandStr, &cf) != 0; |
| 529 | Py_DECREF(commandObj); |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 530 | } |
| 531 | else { |
| 532 | PyErr_Print(); |
| 533 | sts = 1; |
| 534 | } |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 535 | } else if (module) { |
| 536 | sts = RunModule(module, 1); |
| 537 | } |
| 538 | else { |
Christian Heimes | 9cd1775 | 2007-11-18 19:35:23 +0000 | [diff] [blame] | 539 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 540 | if (filename == NULL && stdin_is_interactive) { |
| 541 | Py_InspectFlag = 0; /* do exit on SystemExit */ |
| 542 | RunStartupFile(&cf); |
| 543 | } |
| 544 | /* XXX */ |
Christian Heimes | 9cd1775 | 2007-11-18 19:35:23 +0000 | [diff] [blame] | 545 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 546 | sts = -1; /* keep track of whether we've already run __main__ */ |
Christian Heimes | 9cd1775 | 2007-11-18 19:35:23 +0000 | [diff] [blame] | 547 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 548 | if (filename != NULL) { |
| 549 | sts = RunMainFromImporter(filename); |
| 550 | } |
Christian Heimes | 9cd1775 | 2007-11-18 19:35:23 +0000 | [diff] [blame] | 551 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 552 | if (sts==-1 && filename!=NULL) { |
| 553 | if ((fp = _wfopen(filename, L"r")) == NULL) { |
| 554 | char cfilename[PATH_MAX]; |
| 555 | size_t r = wcstombs(cfilename, filename, PATH_MAX); |
| 556 | if (r == PATH_MAX) |
| 557 | /* cfilename is not null-terminated; |
| 558 | * forcefully null-terminating it |
| 559 | * might break the shift state */ |
| 560 | strcpy(cfilename, "<file name too long>"); |
| 561 | if (r == ((size_t)-1)) |
| 562 | strcpy(cfilename, "<unprintable file name>"); |
| 563 | fprintf(stderr, "%ls: can't open file '%s': [Errno %d] %s\n", |
| 564 | argv[0], cfilename, errno, strerror(errno)); |
Christian Heimes | ada8c3b | 2008-03-18 18:26:33 +0000 | [diff] [blame] | 565 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 566 | return 2; |
| 567 | } |
| 568 | else if (skipfirstline) { |
| 569 | int ch; |
| 570 | /* Push back first newline so line numbers |
| 571 | remain the same */ |
| 572 | while ((ch = getc(fp)) != EOF) { |
| 573 | if (ch == '\n') { |
| 574 | (void)ungetc(ch, fp); |
| 575 | break; |
| 576 | } |
| 577 | } |
| 578 | } |
| 579 | { |
| 580 | /* XXX: does this work on Win/Win64? (see posix_fstat) */ |
| 581 | struct stat sb; |
| 582 | if (fstat(fileno(fp), &sb) == 0 && |
| 583 | S_ISDIR(sb.st_mode)) { |
| 584 | fprintf(stderr, "%ls: '%ls' is a directory, cannot continue\n", argv[0], filename); |
| 585 | fclose(fp); |
| 586 | return 1; |
| 587 | } |
| 588 | } |
| 589 | } |
Christian Heimes | 9cd1775 | 2007-11-18 19:35:23 +0000 | [diff] [blame] | 590 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 591 | if (sts==-1) { |
| 592 | PyObject *filenameObj = NULL; |
| 593 | char *p_cfilename = "<stdin>"; |
| 594 | if (filename) { |
| 595 | filenameObj = PyUnicode_FromWideChar( |
| 596 | filename, wcslen(filename)); |
| 597 | if (filenameObj != NULL) |
| 598 | p_cfilename = _PyUnicode_AsString(filenameObj); |
| 599 | else |
| 600 | p_cfilename = "<decoding error>"; |
| 601 | } |
| 602 | /* call pending calls like signal handlers (SIGINT) */ |
| 603 | if (Py_MakePendingCalls() == -1) { |
| 604 | PyErr_Print(); |
| 605 | sts = 1; |
| 606 | } else { |
| 607 | sts = PyRun_AnyFileExFlags( |
| 608 | fp, |
| 609 | p_cfilename, |
| 610 | filename != NULL, &cf) != 0; |
| 611 | } |
| 612 | Py_XDECREF(filenameObj); |
| 613 | } |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 614 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 615 | } |
Barry Warsaw | d86dcd3 | 2003-06-29 17:07:06 +0000 | [diff] [blame] | 616 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 617 | /* Check this environment variable at the end, to give programs the |
| 618 | * opportunity to set it from Python. |
| 619 | */ |
| 620 | if (!Py_InspectFlag && |
| 621 | (p = Py_GETENV("PYTHONINSPECT")) && *p != '\0') |
| 622 | { |
| 623 | Py_InspectFlag = 1; |
| 624 | } |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 625 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 626 | if (Py_InspectFlag && stdin_is_interactive && |
| 627 | (filename != NULL || command != NULL || module != NULL)) { |
| 628 | Py_InspectFlag = 0; |
| 629 | /* XXX */ |
| 630 | sts = PyRun_AnyFileFlags(stdin, "<stdin>", &cf) != 0; |
| 631 | } |
| 632 | |
| 633 | Py_Finalize(); |
Barry Warsaw | 3e13b1e | 2001-02-23 16:46:39 +0000 | [diff] [blame] | 634 | |
| 635 | #ifdef __INSURE__ |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 636 | /* Insure++ is a memory analysis tool that aids in discovering |
| 637 | * memory leaks and other memory problems. On Python exit, the |
| 638 | * interned string dictionaries are flagged as being in use at exit |
| 639 | * (which it is). Under normal circumstances, this is fine because |
| 640 | * the memory will be automatically reclaimed by the system. Under |
| 641 | * memory debugging, it's a huge source of useless noise, so we |
| 642 | * trade off slower shutdown for less distraction in the memory |
| 643 | * reports. -baw |
| 644 | */ |
| 645 | _Py_ReleaseInternedStrings(); |
| 646 | _Py_ReleaseInternedUnicodeStrings(); |
Barry Warsaw | 3e13b1e | 2001-02-23 16:46:39 +0000 | [diff] [blame] | 647 | #endif /* __INSURE__ */ |
| 648 | |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 649 | return sts; |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 650 | } |
| 651 | |
Skip Montanaro | 786ea6b | 2004-03-01 15:44:05 +0000 | [diff] [blame] | 652 | /* this is gonna seem *real weird*, but if you put some other code between |
| 653 | Py_Main() and Py_GetArgcArgv() you will need to adjust the test in the |
| 654 | while statement in Misc/gdbinit:ppystack */ |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 655 | |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 656 | /* Make the *original* argc/argv available to other modules. |
| 657 | This is rare, but it is needed by the secureware extension. */ |
| 658 | |
| 659 | void |
Martin v. Löwis | 790465f | 2008-04-05 20:41:37 +0000 | [diff] [blame] | 660 | Py_GetArgcArgv(int *argc, wchar_t ***argv) |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 661 | { |
Antoine Pitrou | 7f14f0d | 2010-05-09 16:14:21 +0000 | [diff] [blame] | 662 | *argc = orig_argc; |
| 663 | *argv = orig_argv; |
Guido van Rossum | 667d704 | 1995-08-04 04:20:48 +0000 | [diff] [blame] | 664 | } |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 665 | |
| 666 | #ifdef __cplusplus |
| 667 | } |
| 668 | #endif |