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Revision 71ce9e7ba4f5e06a48a0c455f6a5ae21feacc764 authored by Benjamin Peterson on 21 November 2008, 22:52:21 UTC, committed by Benjamin Peterson on 21 November 2008, 22:52:21 UTC
svn+ssh://pythondev@svn.python.org/python/trunk ........ r67320 | benjamin.peterson | 2008-11-21 16:27:24 -0600 (Fri, 21 Nov 2008) | 4 lines don't segfault when \N escapes are used and unicodedata fails to load Fixes #4367 ........
1 parent 42491ce
Tip revision: 71ce9e7ba4f5e06a48a0c455f6a5ae21feacc764 authored by Benjamin Peterson on 21 November 2008, 22:52:21 UTC
Merged revisions 67320 via svnmerge from
Merged revisions 67320 via svnmerge from
Tip revision: 71ce9e7
getopt.c
/*---------------------------------------------------------------------------*
* <RCS keywords>
*
* C++ Library
*
* Copyright 1992-1994, David Gottner
*
* All Rights Reserved
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose and without fee is hereby granted,
* provided that the above copyright notice, this permission notice and
* the following disclaimer notice appear unmodified in all copies.
*
* I DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL I
* BE LIABLE FOR ANY SPECIAL, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY
* DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA, OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
* OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Nevertheless, I would like to know about bugs in this library or
* suggestions for improvment. Send bug reports and feedback to
* davegottner@delphi.com.
*---------------------------------------------------------------------------*/
/* Modified to support --help and --version, as well as /? on Windows
* by Georg Brandl. */
#include <stdio.h>
#include <string.h>
#ifdef __cplusplus
extern "C" {
#endif
int _PyOS_opterr = 1; /* generate error messages */
int _PyOS_optind = 1; /* index into argv array */
char *_PyOS_optarg = NULL; /* optional argument */
int _PyOS_GetOpt(int argc, char **argv, char *optstring)
{
static char *opt_ptr = "";
char *ptr;
int option;
if (*opt_ptr == '\0') {
if (_PyOS_optind >= argc)
return -1;
#ifdef MS_WINDOWS
else if (strcmp(argv[_PyOS_optind], "/?") == 0) {
++_PyOS_optind;
return 'h';
}
#endif
else if (argv[_PyOS_optind][0] != '-' ||
argv[_PyOS_optind][1] == '\0' /* lone dash */ )
return -1;
else if (strcmp(argv[_PyOS_optind], "--") == 0) {
++_PyOS_optind;
return -1;
}
else if (strcmp(argv[_PyOS_optind], "--help") == 0) {
++_PyOS_optind;
return 'h';
}
else if (strcmp(argv[_PyOS_optind], "--version") == 0) {
++_PyOS_optind;
return 'V';
}
opt_ptr = &argv[_PyOS_optind++][1];
}
if ( (option = *opt_ptr++) == '\0')
return -1;
if (option == 'J') {
fprintf(stderr, "-J is reserved for Jython\n");
return '_';
}
if (option == 'X') {
fprintf(stderr,
"-X is reserved for implementation-specific arguments\n");
return '_';
}
if ((ptr = strchr(optstring, option)) == NULL) {
if (_PyOS_opterr)
fprintf(stderr, "Unknown option: -%c\n", option);
return '_';
}
if (*(ptr + 1) == ':') {
if (*opt_ptr != '\0') {
_PyOS_optarg = opt_ptr;
opt_ptr = "";
}
else {
if (_PyOS_optind >= argc) {
if (_PyOS_opterr)
fprintf(stderr,
"Argument expected for the -%c option\n", option);
return '_';
}
_PyOS_optarg = argv[_PyOS_optind++];
}
}
return option;
}
#ifdef __cplusplus
}
#endif
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