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123 lines
3.1 KiB
C
123 lines
3.1 KiB
C
/***********************************************************
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Copyright 1991, 1992 by Stichting Mathematisch Centrum, Amsterdam, The
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Netherlands.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the names of Stichting Mathematisch
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Centrum or CWI not be used in advertising or publicity pertaining to
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distribution of the software without specific, written prior permission.
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STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO
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THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE
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FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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******************************************************************/
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/* Python interpreter main program */
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#include "allobjects.h"
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extern int debugging; /* Needed by parser.c */
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extern int verbose; /* Needed by import.c */
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/* Interface to getopt(): */
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extern int optind;
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extern char *optarg;
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extern int getopt PROTO((int, char **, char *));
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main(argc, argv)
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int argc;
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char **argv;
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{
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int c;
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int sts;
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char *command = NULL;
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char *filename = NULL;
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FILE *fp = stdin;
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initargs(&argc, &argv); /* Defined in config*.c */
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while ((c = getopt(argc, argv, "c:dv")) != EOF) {
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if (c == 'c') {
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/* -c is the last option; following arguments
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that look like options are left for the
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the command to interpret. */
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command = malloc(strlen(optarg) + 2);
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/* Ignore malloc errors this early... */
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strcpy(command, optarg);
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strcat(command, "\n");
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break;
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}
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switch (c) {
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case 'd':
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debugging++;
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break;
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case 'v':
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verbose++;
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break;
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/* This space reserved for other options */
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default:
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fprintf(stderr,
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"usage: %s [-c cmd | file | -] [arg] ...\n",
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argv[0]);
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exit(2);
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/*NOTREACHED*/
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}
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}
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if (command == NULL && optind < argc && strcmp(argv[optind], "-") != 0)
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filename = argv[optind];
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if (filename != NULL) {
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if ((fp = fopen(filename, "r")) == NULL) {
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fprintf(stderr, "%s: can't open file '%s'\n",
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argv[0], filename);
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exit(2);
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}
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}
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initall();
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if (command != NULL) {
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/* Backup optind and force sys.argv[0] = '-c' */
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optind--;
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argv[optind] = "-c";
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}
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setpythonargv(argc-optind, argv+optind);
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if (command) {
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sts = run_command(command) != 0;
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}
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else {
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if (filename == NULL && isatty((int)fileno(fp))) {
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char *startup = getenv("PYTHONSTARTUP");
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if (startup != NULL && startup[0] != '\0') {
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FILE *fp = fopen(startup, "r");
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if (fp != NULL) {
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(void) run_script(fp, startup);
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err_clear();
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}
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}
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}
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sts = run(fp, filename == NULL ? "<stdin>" : filename) != 0;
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}
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goaway(sts);
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/*NOTREACHED*/
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}
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