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authornkozlovskiy <nmk@ydb.tech>2023-09-29 12:24:06 +0300
committernkozlovskiy <nmk@ydb.tech>2023-09-29 12:41:34 +0300
commite0e3e1717e3d33762ce61950504f9637a6e669ed (patch)
treebca3ff6939b10ed60c3d5c12439963a1146b9711 /contrib/tools/python/src/Python/getopt.c
parent38f2c5852db84c7b4d83adfcb009eb61541d1ccd (diff)
downloadydb-e0e3e1717e3d33762ce61950504f9637a6e669ed.tar.gz
add ydb deps
Diffstat (limited to 'contrib/tools/python/src/Python/getopt.c')
-rw-r--r--contrib/tools/python/src/Python/getopt.c136
1 files changed, 136 insertions, 0 deletions
diff --git a/contrib/tools/python/src/Python/getopt.c b/contrib/tools/python/src/Python/getopt.c
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+++ b/contrib/tools/python/src/Python/getopt.c
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+/*---------------------------------------------------------------------------*
+ * <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 */
+static char *opt_ptr = "";
+
+void _PyOS_ResetGetOpt(void)
+{
+ _PyOS_opterr = 1;
+ _PyOS_optind = 1;
+ _PyOS_optarg = NULL;
+ opt_ptr = "";
+}
+
+int _PyOS_GetOpt(int argc, char **argv, char *optstring)
+{
+ 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') {
+ if (_PyOS_opterr)
+ fprintf(stderr, "-J is reserved for Jython\n");
+ return '_';
+ }
+
+ if (option == 'X') {
+ if (_PyOS_opterr)
+ 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
+