diff options
Diffstat (limited to '')
| -rw-r--r-- | externals/getopt/CMakeLists.txt | 11 | ||||
| -rw-r--r-- | externals/getopt/getopt.c | 963 | ||||
| -rw-r--r-- | externals/getopt/getopt.h | 136 |
3 files changed, 1110 insertions, 0 deletions
diff --git a/externals/getopt/CMakeLists.txt b/externals/getopt/CMakeLists.txt new file mode 100644 index 000000000..b4709a506 --- /dev/null +++ b/externals/getopt/CMakeLists.txt @@ -0,0 +1,11 @@ +set(SRCS + getopt.c + ) +set(HEADERS + getopt.h + ) + +create_directory_groups(${SRCS} ${HEADERS}) +add_library(getopt ${SRCS} ${HEADERS}) +target_compile_definitions(getopt INTERFACE STATIC_GETOPT) +target_include_directories(getopt INTERFACE ${CMAKE_CURRENT_SOURCE_DIR})
\ No newline at end of file diff --git a/externals/getopt/getopt.c b/externals/getopt/getopt.c new file mode 100644 index 000000000..faf84089f --- /dev/null +++ b/externals/getopt/getopt.c @@ -0,0 +1,963 @@ +/* Getopt for Microsoft C +This code is a modification of the Free Software Foundation, Inc. +Getopt library for parsing command line argument the purpose was +to provide a Microsoft Visual C friendly derivative. This code +provides functionality for both Unicode and Multibyte builds. + +Date: 02/03/2011 - Ludvik Jerabek - Initial Release +Version: 1.0 +Comment: Supports getopt, getopt_long, and getopt_long_only +and POSIXLY_CORRECT environment flag +License: LGPL + +Revisions: + +02/03/2011 - Ludvik Jerabek - Initial Release +02/20/2011 - Ludvik Jerabek - Fixed compiler warnings at Level 4 +07/05/2011 - Ludvik Jerabek - Added no_argument, required_argument, optional_argument defs +08/03/2011 - Ludvik Jerabek - Fixed non-argument runtime bug which caused runtime exception +08/09/2011 - Ludvik Jerabek - Added code to export functions for DLL and LIB +02/15/2012 - Ludvik Jerabek - Fixed _GETOPT_THROW definition missing in implementation file +08/01/2012 - Ludvik Jerabek - Created separate functions for char and wchar_t characters so single dll can do both unicode and ansi +10/15/2012 - Ludvik Jerabek - Modified to match latest GNU features +06/19/2015 - Ludvik Jerabek - Fixed maximum option limitation caused by option_a (255) and option_w (65535) structure val variable + +**DISCLAIMER** +THIS MATERIAL IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, +EITHER EXPRESS OR IMPLIED, INCLUDING, BUT Not LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR +PURPOSE, OR NON-INFRINGEMENT. SOME JURISDICTIONS DO NOT ALLOW THE +EXCLUSION OF IMPLIED WARRANTIES, SO THE ABOVE EXCLUSION MAY NOT +APPLY TO YOU. IN NO EVENT WILL I BE LIABLE TO ANY PARTY FOR ANY +DIRECT, INDIRECT, SPECIAL OR OTHER CONSEQUENTIAL DAMAGES FOR ANY +USE OF THIS MATERIAL INCLUDING, WITHOUT LIMITATION, ANY LOST +PROFITS, BUSINESS INTERRUPTION, LOSS OF PROGRAMS OR OTHER DATA ON +YOUR INFORMATION HANDLING SYSTEM OR OTHERWISE, EVEN If WE ARE +EXPRESSLY ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. +*/ +#define _CRT_SECURE_NO_WARNINGS +#include <stdlib.h> +#include <stdio.h> +#ifdef _MSC_VER +#include <malloc.h> +#endif +#include "getopt.h" + +#ifdef __cplusplus +#define _GETOPT_THROW throw() +#else +#define _GETOPT_THROW +#endif + +int optind = 1; +int opterr = 1; +int optopt = '?'; +enum ENUM_ORDERING { REQUIRE_ORDER, PERMUTE, RETURN_IN_ORDER }; + + +static struct _getopt_data_a +{ + int optind; + int opterr; + int optopt; + char *optarg; + int __initialized; + char *__nextchar; + enum ENUM_ORDERING __ordering; + int __posixly_correct; + int __first_nonopt; + int __last_nonopt; +} getopt_data_a; +char *optarg_a; + +static void exchange_a(char **argv, struct _getopt_data_a *d) +{ + int bottom = d->__first_nonopt; + int middle = d->__last_nonopt; + int top = d->optind; + char *tem; + while (top > middle && middle > bottom) + { + if (top - middle > middle - bottom) + { + int len = middle - bottom; + register int i; + for (i = 0; i < len; i++) + { + tem = argv[bottom + i]; + argv[bottom + i] = argv[top - (middle - bottom) + i]; + argv[top - (middle - bottom) + i] = tem; + } + top -= len; + } + else + { + int len = top - middle; + register int i; + for (i = 0; i < len; i++) + { + tem = argv[bottom + i]; + argv[bottom + i] = argv[middle + i]; + argv[middle + i] = tem; + } + bottom += len; + } + } + d->__first_nonopt += (d->optind - d->__last_nonopt); + d->__last_nonopt = d->optind; +} +static const char *_getopt_initialize_a(const char *optstring, struct _getopt_data_a *d, int posixly_correct) +{ + d->__first_nonopt = d->__last_nonopt = d->optind; + d->__nextchar = NULL; + d->__posixly_correct = posixly_correct | !!getenv("POSIXLY_CORRECT"); + if (optstring[0] == '-') + { + d->__ordering = RETURN_IN_ORDER; + ++optstring; + } + else if (optstring[0] == '+') + { + d->__ordering = REQUIRE_ORDER; + ++optstring; + } + else if (d->__posixly_correct) + d->__ordering = REQUIRE_ORDER; + else + d->__ordering = PERMUTE; + return optstring; +} +int _getopt_internal_r_a(int argc, char *const *argv, const char *optstring, const struct option_a *longopts, int *longind, int long_only, struct _getopt_data_a *d, int posixly_correct) +{ + int print_errors = d->opterr; + if (argc < 1) + return -1; + d->optarg = NULL; + if (d->optind == 0 || !d->__initialized) + { + if (d->optind == 0) + d->optind = 1; + optstring = _getopt_initialize_a(optstring, d, posixly_correct); + d->__initialized = 1; + } + else if (optstring[0] == '-' || optstring[0] == '+') + optstring++; + if (optstring[0] == ':') + print_errors = 0; + if (d->__nextchar == NULL || *d->__nextchar == '\0') + { + if (d->__last_nonopt > d->optind) + d->__last_nonopt = d->optind; + if (d->__first_nonopt > d->optind) + d->__first_nonopt = d->optind; + if (d->__ordering == PERMUTE) + { + if (d->__first_nonopt != d->__last_nonopt && d->__last_nonopt != d->optind) + exchange_a((char **)argv, d); + else if (d->__last_nonopt != d->optind) + d->__first_nonopt = d->optind; + while (d->optind < argc && (argv[d->optind][0] != '-' || argv[d->optind][1] == '\0')) + d->optind++; + d->__last_nonopt = d->optind; + } + if (d->optind != argc && !strcmp(argv[d->optind], "--")) + { + d->optind++; + if (d->__first_nonopt != d->__last_nonopt && d->__last_nonopt != d->optind) + exchange_a((char **)argv, d); + else if (d->__first_nonopt == d->__last_nonopt) + d->__first_nonopt = d->optind; + d->__last_nonopt = argc; + d->optind = argc; + } + if (d->optind == argc) + { + if (d->__first_nonopt != d->__last_nonopt) + d->optind = d->__first_nonopt; + return -1; + } + if ((argv[d->optind][0] != '-' || argv[d->optind][1] == '\0')) + { + if (d->__ordering == REQUIRE_ORDER) + return -1; + d->optarg = argv[d->optind++]; + return 1; + } + d->__nextchar = (argv[d->optind] + 1 + (longopts != NULL && argv[d->optind][1] == '-')); + } + if (longopts != NULL && (argv[d->optind][1] == '-' || (long_only && (argv[d->optind][2] || !strchr(optstring, argv[d->optind][1]))))) + { + char *nameend; + unsigned int namelen; + const struct option_a *p; + const struct option_a *pfound = NULL; + struct option_list + { + const struct option_a *p; + struct option_list *next; + } *ambig_list = NULL; + int exact = 0; + int indfound = -1; + int option_index; + for (nameend = d->__nextchar; *nameend && *nameend != '='; nameend++); + namelen = (unsigned int)(nameend - d->__nextchar); + for (p = longopts, option_index = 0; p->name; p++, option_index++) + if (!strncmp(p->name, d->__nextchar, namelen)) + { + if (namelen == (unsigned int)strlen(p->name)) + { + pfound = p; + indfound = option_index; + exact = 1; + break; + } + else if (pfound == NULL) + { + pfound = p; + indfound = option_index; + } + else if (long_only || pfound->has_arg != p->has_arg || pfound->flag != p->flag || pfound->val != p->val) + { + struct option_list *newp = (struct option_list*)alloca(sizeof(*newp)); + newp->p = p; + newp->next = ambig_list; + ambig_list = newp; + } + } + if (ambig_list != NULL && !exact) + { + if (print_errors) + { + struct option_list first; + first.p = pfound; + first.next = ambig_list; + ambig_list = &first; + fprintf(stderr, "%s: option '%s' is ambiguous; possibilities:", argv[0], argv[d->optind]); + do + { + fprintf(stderr, " '--%s'", ambig_list->p->name); + ambig_list = ambig_list->next; + } while (ambig_list != NULL); + fputc('\n', stderr); + } + d->__nextchar += strlen(d->__nextchar); + d->optind++; + d->optopt = 0; + return '?'; + } + if (pfound != NULL) + { + option_index = indfound; + d->optind++; + if (*nameend) + { + if (pfound->has_arg) + d->optarg = nameend + 1; + else + { + if (print_errors) + { + if (argv[d->optind - 1][1] == '-') + { + fprintf(stderr, "%s: option '--%s' doesn't allow an argument\n", argv[0], pfound->name); + } + else + { + fprintf(stderr, "%s: option '%c%s' doesn't allow an argument\n", argv[0], argv[d->optind - 1][0], pfound->name); + } + } + d->__nextchar += strlen(d->__nextchar); + d->optopt = pfound->val; + return '?'; + } + } + else if (pfound->has_arg == 1) + { + if (d->optind < argc) + d->optarg = argv[d->optind++]; + else + { + if (print_errors) + { + fprintf(stderr, "%s: option '--%s' requires an argument\n", argv[0], pfound->name); + } + d->__nextchar += strlen(d->__nextchar); + d->optopt = pfound->val; + return optstring[0] == ':' ? ':' : '?'; + } + } + d->__nextchar += strlen(d->__nextchar); + if (longind != NULL) + *longind = option_index; + if (pfound->flag) + { + *(pfound->flag) = pfound->val; + return 0; + } + return pfound->val; + } + if (!long_only || argv[d->optind][1] == '-' || strchr(optstring, *d->__nextchar) == NULL) + { + if (print_errors) + { + if (argv[d->optind][1] == '-') + { + fprintf(stderr, "%s: unrecognized option '--%s'\n", argv[0], d->__nextchar); + } + else + { + fprintf(stderr, "%s: unrecognized option '%c%s'\n", argv[0], argv[d->optind][0], d->__nextchar); + } + } + d->__nextchar = (char *)""; + d->optind++; + d->optopt = 0; + return '?'; + } + } + { + char c = *d->__nextchar++; + char *temp = (char*)strchr(optstring, c); + if (*d->__nextchar == '\0') + ++d->optind; + if (temp == NULL || c == ':' || c == ';') + { + if (print_errors) + { + fprintf(stderr, "%s: invalid option -- '%c'\n", argv[0], c); + } + d->optopt = c; + return '?'; + } + if (temp[0] == 'W' && temp[1] == ';') + { + char *nameend; + const struct option_a *p; + const struct option_a *pfound = NULL; + int exact = 0; + int ambig = 0; + int indfound = 0; + int option_index; + if (longopts == NULL) + goto no_longs; + if (*d->__nextchar != '\0') + { + d->optarg = d->__nextchar; + d->optind++; + } + else if (d->optind == argc) + { + if (print_errors) + { + fprintf(stderr, "%s: option requires an argument -- '%c'\n", argv[0], c); + } + d->optopt = c; + if (optstring[0] == ':') + c = ':'; + else + c = '?'; + return c; + } + else + d->optarg = argv[d->optind++]; + for (d->__nextchar = nameend = d->optarg; *nameend && *nameend != '='; nameend++); + for (p = longopts, option_index = 0; p->name; p++, option_index++) + if (!strncmp(p->name, d->__nextchar, nameend - d->__nextchar)) + { + if ((unsigned int)(nameend - d->__nextchar) == strlen(p->name)) + { + pfound = p; + indfound = option_index; + exact = 1; + break; + } + else if (pfound == NULL) + { + pfound = p; + indfound = option_index; + } + else if (long_only || pfound->has_arg != p->has_arg || pfound->flag != p->flag || pfound->val != p->val) + ambig = 1; + } + if (ambig && !exact) + { + if (print_errors) + { + fprintf(stderr, "%s: option '-W %s' is ambiguous\n", argv[0], d->optarg); + } + d->__nextchar += strlen(d->__nextchar); + d->optind++; + return '?'; + } + if (pfound != NULL) + { + option_index = indfound; + if (*nameend) + { + if (pfound->has_arg) + d->optarg = nameend + 1; + else + { + if (print_errors) + { + fprintf(stderr, "%s: option '-W %s' doesn't allow an argument\n", argv[0], pfound->name); + } + d->__nextchar += strlen(d->__nextchar); + return '?'; + } + } + else if (pfound->has_arg == 1) + { + if (d->optind < argc) + d->optarg = argv[d->optind++]; + else + { + if (print_errors) + { + fprintf(stderr, "%s: option '-W %s' requires an argument\n", argv[0], pfound->name); + } + d->__nextchar += strlen(d->__nextchar); + return optstring[0] == ':' ? ':' : '?'; + } + } + else + d->optarg = NULL; + d->__nextchar += strlen(d->__nextchar); + if (longind != NULL) + *longind = option_index; + if (pfound->flag) + { + *(pfound->flag) = pfound->val; + return 0; + } + return pfound->val; + } + no_longs: + d->__nextchar = NULL; + return 'W'; + } + if (temp[1] == ':') + { + if (temp[2] == ':') + { + if (*d->__nextchar != '\0') + { + d->optarg = d->__nextchar; + d->optind++; + } + else + d->optarg = NULL; + d->__nextchar = NULL; + } + else + { + if (*d->__nextchar != '\0') + { + d->optarg = d->__nextchar; + d->optind++; + } + else if (d->optind == argc) + { + if (print_errors) + { + fprintf(stderr, "%s: option requires an argument -- '%c'\n", argv[0], c); + } + d->optopt = c; + if (optstring[0] == ':') + c = ':'; + else + c = '?'; + } + else + d->optarg = argv[d->optind++]; + d->__nextchar = NULL; + } + } + return c; + } +} +int _getopt_internal_a(int argc, char *const *argv, const char *optstring, const struct option_a *longopts, int *longind, int long_only, int posixly_correct) +{ + int result; + getopt_data_a.optind = optind; + getopt_data_a.opterr = opterr; + result = _getopt_internal_r_a(argc, argv, optstring, longopts, longind, long_only, &getopt_data_a, posixly_correct); + optind = getopt_data_a.optind; + optarg_a = getopt_data_a.optarg; + optopt = getopt_data_a.optopt; + return result; +} +int getopt_a(int argc, char *const *argv, const char *optstring) _GETOPT_THROW +{ + return _getopt_internal_a(argc, argv, optstring, (const struct option_a *) 0, (int *)0, 0, 0); +} +int getopt_long_a(int argc, char *const *argv, const char *options, const struct option_a *long_options, int *opt_index) _GETOPT_THROW +{ + return _getopt_internal_a(argc, argv, options, long_options, opt_index, 0, 0); +} +int getopt_long_only_a(int argc, char *const *argv, const char *options, const struct option_a *long_options, int *opt_index) _GETOPT_THROW +{ + return _getopt_internal_a(argc, argv, options, long_options, opt_index, 1, 0); +} +int _getopt_long_r_a(int argc, char *const *argv, const char *options, const struct option_a *long_options, int *opt_index, struct _getopt_data_a *d) +{ + return _getopt_internal_r_a(argc, argv, options, long_options, opt_index, 0, d, 0); +} +int _getopt_long_only_r_a(int argc, char *const *argv, const char *options, const struct option_a *long_options, int *opt_index, struct _getopt_data_a *d) +{ + return _getopt_internal_r_a(argc, argv, options, long_options, opt_index, 1, d, 0); +} + + +static struct _getopt_data_w +{ + int optind; + int opterr; + int optopt; + wchar_t *optarg; + int __initialized; + wchar_t *__nextchar; + enum ENUM_ORDERING __ordering; + int __posixly_correct; + int __first_nonopt; + int __last_nonopt; +} getopt_data_w; +wchar_t *optarg_w; + +static void exchange_w(wchar_t **argv, struct _getopt_data_w *d) +{ + int bottom = d->__first_nonopt; + int middle = d->__last_nonopt; + int top = d->optind; + wchar_t *tem; + while (top > middle && middle > bottom) + { + if (top - middle > middle - bottom) + { + int len = middle - bottom; + register int i; + for (i = 0; i < len; i++) + { + tem = argv[bottom + i]; + argv[bottom + i] = argv[top - (middle - bottom) + i]; + argv[top - (middle - bottom) + i] = tem; + } + top -= len; + } + else + { + int len = top - middle; + register int i; + for (i = 0; i < len; i++) + { + tem = argv[bottom + i]; + argv[bottom + i] = argv[middle + i]; + argv[middle + i] = tem; + } + bottom += len; + } + } + d->__first_nonopt += (d->optind - d->__last_nonopt); + d->__last_nonopt = d->optind; +} +static const wchar_t *_getopt_initialize_w(const wchar_t *optstring, struct _getopt_data_w *d, int posixly_correct) +{ + d->__first_nonopt = d->__last_nonopt = d->optind; + d->__nextchar = NULL; + d->__posixly_correct = posixly_correct | !!_wgetenv(L"POSIXLY_CORRECT"); + if (optstring[0] == L'-') + { + d->__ordering = RETURN_IN_ORDER; + ++optstring; + } + else if (optstring[0] == L'+') + { + d->__ordering = REQUIRE_ORDER; + ++optstring; + } + else if (d->__posixly_correct) + d->__ordering = REQUIRE_ORDER; + else + d->__ordering = PERMUTE; + return optstring; +} +int _getopt_internal_r_w(int argc, wchar_t *const *argv, const wchar_t *optstring, const struct option_w *longopts, int *longind, int long_only, struct _getopt_data_w *d, int posixly_correct) +{ + int print_errors = d->opterr; + if (argc < 1) + return -1; + d->optarg = NULL; + if (d->optind == 0 || !d->__initialized) + { + if (d->optind == 0) + d->optind = 1; + optstring = _getopt_initialize_w(optstring, d, posixly_correct); + d->__initialized = 1; + } + else if (optstring[0] == L'-' || optstring[0] == L'+') + optstring++; + if (optstring[0] == L':') + print_errors = 0; + if (d->__nextchar == NULL || *d->__nextchar == L'\0') + { + if (d->__last_nonopt > d->optind) + d->__last_nonopt = d->optind; + if (d->__first_nonopt > d->optind) + d->__first_nonopt = d->optind; + if (d->__ordering == PERMUTE) + { + if (d->__first_nonopt != d->__last_nonopt && d->__last_nonopt != d->optind) + exchange_w((wchar_t **)argv, d); + else if (d->__last_nonopt != d->optind) + d->__first_nonopt = d->optind; + while (d->optind < argc && (argv[d->optind][0] != L'-' || argv[d->optind][1] == L'\0')) + d->optind++; + d->__last_nonopt = d->optind; + } + if (d->optind != argc && !wcscmp(argv[d->optind], L"--")) + { + d->optind++; + if (d->__first_nonopt != d->__last_nonopt && d->__last_nonopt != d->optind) + exchange_w((wchar_t **)argv, d); + else if (d->__first_nonopt == d->__last_nonopt) + d->__first_nonopt = d->optind; + d->__last_nonopt = argc; + d->optind = argc; + } + if (d->optind == argc) + { + if (d->__first_nonopt != d->__last_nonopt) + d->optind = d->__first_nonopt; + return -1; + } + if ((argv[d->optind][0] != L'-' || argv[d->optind][1] == L'\0')) + { + if (d->__ordering == REQUIRE_ORDER) + return -1; + d->optarg = argv[d->optind++]; + return 1; + } + d->__nextchar = (argv[d->optind] + 1 + (longopts != NULL && argv[d->optind][1] == L'-')); + } + if (longopts != NULL && (argv[d->optind][1] == L'-' || (long_only && (argv[d->optind][2] || !wcschr(optstring, argv[d->optind][1]))))) + { + wchar_t *nameend; + unsigned int namelen; + const struct option_w *p; + const struct option_w *pfound = NULL; + struct option_list + { + const struct option_w *p; + struct option_list *next; + } *ambig_list = NULL; + int exact = 0; + int indfound = -1; + int option_index; + for (nameend = d->__nextchar; *nameend && *nameend != L'='; nameend++); + namelen = (unsigned int)(nameend - d->__nextchar); + for (p = longopts, option_index = 0; p->name; p++, option_index++) + if (!wcsncmp(p->name, d->__nextchar, namelen)) + { + if (namelen == (unsigned int)wcslen(p->name)) + { + pfound = p; + indfound = option_index; + exact = 1; + break; + } + else if (pfound == NULL) + { + pfound = p; + indfound = option_index; + } + else if (long_only || pfound->has_arg != p->has_arg || pfound->flag != p->flag || pfound->val != p->val) + { + struct option_list *newp = (struct option_list*)alloca(sizeof(*newp)); + newp->p = p; + newp->next = ambig_list; + ambig_list = newp; + } + } + if (ambig_list != NULL && !exact) + { + if (print_errors) + { + struct option_list first; + first.p = pfound; + first.next = ambig_list; + ambig_list = &first; + fwprintf(stderr, L"%s: option '%s' is ambiguous; possibilities:", argv[0], argv[d->optind]); + do + { + fwprintf(stderr, L" '--%s'", ambig_list->p->name); + ambig_list = ambig_list->next; + } while (ambig_list != NULL); + fputwc(L'\n', stderr); + } + d->__nextchar += wcslen(d->__nextchar); + d->optind++; + d->optopt = 0; + return L'?'; + } + if (pfound != NULL) + { + option_index = indfound; + d->optind++; + if (*nameend) + { + if (pfound->has_arg) + d->optarg = nameend + 1; + else + { + if (print_errors) + { + if (argv[d->optind - 1][1] == L'-') + { + fwprintf(stderr, L"%s: option '--%s' doesn't allow an argument\n", argv[0], pfound->name); + } + else + { + fwprintf(stderr, L"%s: option '%c%s' doesn't allow an argument\n", argv[0], argv[d->optind - 1][0], pfound->name); + } + } + d->__nextchar += wcslen(d->__nextchar); + d->optopt = pfound->val; + return L'?'; + } + } + else if (pfound->has_arg == 1) + { + if (d->optind < argc) + d->optarg = argv[d->optind++]; + else + { + if (print_errors) + { + fwprintf(stderr, L"%s: option '--%s' requires an argument\n", argv[0], pfound->name); + } + d->__nextchar += wcslen(d->__nextchar); + d->optopt = pfound->val; + return optstring[0] == L':' ? L':' : L'?'; + } + } + d->__nextchar += wcslen(d->__nextchar); + if (longind != NULL) + *longind = option_index; + if (pfound->flag) + { + *(pfound->flag) = pfound->val; + return 0; + } + return pfound->val; + } + if (!long_only || argv[d->optind][1] == L'-' || wcschr(optstring, *d->__nextchar) == NULL) + { + if (print_errors) + { + if (argv[d->optind][1] == L'-') + { + fwprintf(stderr, L"%s: unrecognized option '--%s'\n", argv[0], d->__nextchar); + } + else + { + fwprintf(stderr, L"%s: unrecognized option '%c%s'\n", argv[0], argv[d->optind][0], d->__nextchar); + } + } + d->__nextchar = (wchar_t *)L""; + d->optind++; + d->optopt = 0; + return L'?'; + } + } + { + wchar_t c = *d->__nextchar++; + wchar_t *temp = (wchar_t*)wcschr(optstring, c); + if (*d->__nextchar == L'\0') + ++d->optind; + if (temp == NULL || c == L':' || c == L';') + { + if (print_errors) + { + fwprintf(stderr, L"%s: invalid option -- '%c'\n", argv[0], c); + } + d->optopt = c; + return L'?'; + } + if (temp[0] == L'W' && temp[1] == L';') + { + wchar_t *nameend; + const struct option_w *p; + const struct option_w *pfound = NULL; + int exact = 0; + int ambig = 0; + int indfound = 0; + int option_index; + if (longopts == NULL) + goto no_longs; + if (*d->__nextchar != L'\0') + { + d->optarg = d->__nextchar; + d->optind++; + } + else if (d->optind == argc) + { + if (print_errors) + { + fwprintf(stderr, L"%s: option requires an argument -- '%c'\n", argv[0], c); + } + d->optopt = c; + if (optstring[0] == L':') + c = L':'; + else + c = L'?'; + return c; + } + else + d->optarg = argv[d->optind++]; + for (d->__nextchar = nameend = d->optarg; *nameend && *nameend != L'='; nameend++); + for (p = longopts, option_index = 0; p->name; p++, option_index++) + if (!wcsncmp(p->name, d->__nextchar, nameend - d->__nextchar)) + { + if ((unsigned int)(nameend - d->__nextchar) == wcslen(p->name)) + { + pfound = p; + indfound = option_index; + exact = 1; + break; + } + else if (pfound == NULL) + { + pfound = p; + indfound = option_index; + } + else if (long_only || pfound->has_arg != p->has_arg || pfound->flag != p->flag || pfound->val != p->val) + ambig = 1; + } + if (ambig && !exact) + { + if (print_errors) + { + fwprintf(stderr, L"%s: option '-W %s' is ambiguous\n", argv[0], d->optarg); + } + d->__nextchar += wcslen(d->__nextchar); + d->optind++; + return L'?'; + } + if (pfound != NULL) + { + option_index = indfound; + if (*nameend) + { + if (pfound->has_arg) + d->optarg = nameend + 1; + else + { + if (print_errors) + { + fwprintf(stderr, L"%s: option '-W %s' doesn't allow an argument\n", argv[0], pfound->name); + } + d->__nextchar += wcslen(d->__nextchar); + return L'?'; + } + } + else if (pfound->has_arg == 1) + { + if (d->optind < argc) + d->optarg = argv[d->optind++]; + else + { + if (print_errors) + { + fwprintf(stderr, L"%s: option '-W %s' requires an argument\n", argv[0], pfound->name); + } + d->__nextchar += wcslen(d->__nextchar); + return optstring[0] == L':' ? L':' : L'?'; + } + } + else + d->optarg = NULL; + d->__nextchar += wcslen(d->__nextchar); + if (longind != NULL) + *longind = option_index; + if (pfound->flag) + { + *(pfound->flag) = pfound->val; + return 0; + } + return pfound->val; + } + no_longs: + d->__nextchar = NULL; + return L'W'; + } + if (temp[1] == L':') + { + if (temp[2] == L':') + { + if (*d->__nextchar != L'\0') + { + d->optarg = d->__nextchar; + d->optind++; + } + else + d->optarg = NULL; + d->__nextchar = NULL; + } + else + { + if (*d->__nextchar != L'\0') + { + d->optarg = d->__nextchar; + d->optind++; + } + else if (d->optind == argc) + { + if (print_errors) + { + fwprintf(stderr, L"%s: option requires an argument -- '%c'\n", argv[0], c); + } + d->optopt = c; + if (optstring[0] == L':') + c = L':'; + else + c = L'?'; + } + else + d->optarg = argv[d->optind++]; + d->__nextchar = NULL; + } + } + return c; + } +} +int _getopt_internal_w(int argc, wchar_t *const *argv, const wchar_t *optstring, const struct option_w *longopts, int *longind, int long_only, int posixly_correct) +{ + int result; + getopt_data_w.optind = optind; + getopt_data_w.opterr = opterr; + result = _getopt_internal_r_w(argc, argv, optstring, longopts, longind, long_only, &getopt_data_w, posixly_correct); + optind = getopt_data_w.optind; + optarg_w = getopt_data_w.optarg; + optopt = getopt_data_w.optopt; + return result; +} +int getopt_w(int argc, wchar_t *const *argv, const wchar_t *optstring) _GETOPT_THROW +{ + return _getopt_internal_w(argc, argv, optstring, (const struct option_w *) 0, (int *)0, 0, 0); +} +int getopt_long_w(int argc, wchar_t *const *argv, const wchar_t *options, const struct option_w *long_options, int *opt_index) _GETOPT_THROW +{ + return _getopt_internal_w(argc, argv, options, long_options, opt_index, 0, 0); +} +int getopt_long_only_w(int argc, wchar_t *const *argv, const wchar_t *options, const struct option_w *long_options, int *opt_index) _GETOPT_THROW +{ + return _getopt_internal_w(argc, argv, options, long_options, opt_index, 1, 0); +} +int _getopt_long_r_w(int argc, wchar_t *const *argv, const wchar_t *options, const struct option_w *long_options, int *opt_index, struct _getopt_data_w *d) +{ + return _getopt_internal_r_w(argc, argv, options, long_options, opt_index, 0, d, 0); +} +int _getopt_long_only_r_w(int argc, wchar_t *const *argv, const wchar_t *options, const struct option_w *long_options, int *opt_index, struct _getopt_data_w *d) +{ + return _getopt_internal_r_w(argc, argv, options, long_options, opt_index, 1, d, 0); +}
\ No newline at end of file diff --git a/externals/getopt/getopt.h b/externals/getopt/getopt.h new file mode 100644 index 000000000..87e2ca396 --- /dev/null +++ b/externals/getopt/getopt.h @@ -0,0 +1,136 @@ +/* Getopt for Microsoft C +This code is a modification of the Free Software Foundation, Inc. +Getopt library for parsing command line argument the purpose was +to provide a Microsoft Visual C friendly derivative. This code +provides functionality for both Unicode and Multibyte builds. + +Date: 02/03/2011 - Ludvik Jerabek - Initial Release +Version: 1.0 +Comment: Supports getopt, getopt_long, and getopt_long_only +and POSIXLY_CORRECT environment flag +License: LGPL + +Revisions: + +02/03/2011 - Ludvik Jerabek - Initial Release +02/20/2011 - Ludvik Jerabek - Fixed compiler warnings at Level 4 +07/05/2011 - Ludvik Jerabek - Added no_argument, required_argument, optional_argument defs +08/03/2011 - Ludvik Jerabek - Fixed non-argument runtime bug which caused runtime exception +08/09/2011 - Ludvik Jerabek - Added code to export functions for DLL and LIB +02/15/2012 - Ludvik Jerabek - Fixed _GETOPT_THROW definition missing in implementation file +08/01/2012 - Ludvik Jerabek - Created separate functions for char and wchar_t characters so single dll can do both unicode and ansi +10/15/2012 - Ludvik Jerabek - Modified to match latest GNU features +06/19/2015 - Ludvik Jerabek - Fixed maximum option limitation caused by option_a (255) and option_w (65535) structure val variable + +**DISCLAIMER** +THIS MATERIAL IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, +EITHER EXPRESS OR IMPLIED, INCLUDING, BUT Not LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR +PURPOSE, OR NON-INFRINGEMENT. SOME JURISDICTIONS DO NOT ALLOW THE +EXCLUSION OF IMPLIED WARRANTIES, SO THE ABOVE EXCLUSION MAY NOT +APPLY TO YOU. IN NO EVENT WILL I BE LIABLE TO ANY PARTY FOR ANY +DIRECT, INDIRECT, SPECIAL OR OTHER CONSEQUENTIAL DAMAGES FOR ANY +USE OF THIS MATERIAL INCLUDING, WITHOUT LIMITATION, ANY LOST +PROFITS, BUSINESS INTERRUPTION, LOSS OF PROGRAMS OR OTHER DATA ON +YOUR INFORMATION HANDLING SYSTEM OR OTHERWISE, EVEN If WE ARE +EXPRESSLY ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. +*/ +#ifndef __GETOPT_H_ +#define __GETOPT_H_ + +#ifdef _GETOPT_API +#undef _GETOPT_API +#endif + +#if defined(EXPORTS_GETOPT) && defined(STATIC_GETOPT) +#error "The preprocessor definitions of EXPORTS_GETOPT and STATIC_GETOPT can only be used individually" +#elif defined(STATIC_GETOPT) +#pragma message("Warning static builds of getopt violate the Lesser GNU Public License") +#define _GETOPT_API +#elif defined(EXPORTS_GETOPT) +#pragma message("Exporting getopt library") +#define _GETOPT_API __declspec(dllexport) +#else +#pragma message("Importing getopt library") +#define _GETOPT_API __declspec(dllimport) +#endif + +// Change behavior for C\C++ +#ifdef __cplusplus +#define _BEGIN_EXTERN_C extern "C" { +#define _END_EXTERN_C } +#define _GETOPT_THROW throw() +#else +#define _BEGIN_EXTERN_C +#define _END_EXTERN_C +#define _GETOPT_THROW +#endif + +// Standard GNU options +#define null_argument 0 +#define no_argument 0 +#define required_argument 1 +#define optional_argument 2 + +// Shorter Options +#define ARG_NULL 0 +#define ARG_NONE 0 +#define ARG_REQ 1 +#define ARG_OPT 2 + +#include <string.h> +#include <wchar.h> + +_BEGIN_EXTERN_C + +extern _GETOPT_API int optind; +extern _GETOPT_API int opterr; +extern _GETOPT_API int optopt; + +// Ansi +struct option_a +{ + const char* name; + int has_arg; + int *flag; + int val; +}; +extern _GETOPT_API char *optarg_a; +extern _GETOPT_API int getopt_a(int argc, char *const *argv, const char *optstring) _GETOPT_THROW; +extern _GETOPT_API int getopt_long_a(int argc, char *const *argv, const char *options, const struct option_a *long_options, int *opt_index) _GETOPT_THROW; +extern _GETOPT_API int getopt_long_only_a(int argc, char *const *argv, const char *options, const struct option_a *long_options, int *opt_index) _GETOPT_THROW; + +// Unicode +struct option_w +{ + const wchar_t* name; + int has_arg; + int *flag; + int val; +}; +extern _GETOPT_API wchar_t *optarg_w; +extern _GETOPT_API int getopt_w(int argc, wchar_t *const *argv, const wchar_t *optstring) _GETOPT_THROW; +extern _GETOPT_API int getopt_long_w(int argc, wchar_t *const *argv, const wchar_t *options, const struct option_w *long_options, int *opt_index) _GETOPT_THROW; +extern _GETOPT_API int getopt_long_only_w(int argc, wchar_t *const *argv, const wchar_t *options, const struct option_w *long_options, int *opt_index) _GETOPT_THROW; + +_END_EXTERN_C + +#undef _BEGIN_EXTERN_C +#undef _END_EXTERN_C +#undef _GETOPT_THROW +#undef _GETOPT_API + +#ifdef _UNICODE +#define getopt getopt_w +#define getopt_long getopt_long_w +#define getopt_long_only getopt_long_only_w +#define option option_w +#define optarg optarg_w +#else +#define getopt getopt_a +#define getopt_long getopt_long_a +#define getopt_long_only getopt_long_only_a +#define option option_a +#define optarg optarg_a +#endif +#endif // __GETOPT_H_ |