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/*
* (C) Copyright 2005- ECMWF.
*
* This software is licensed under the terms of the Apache Licence Version 2.0
* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
*
* In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
* virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
*/
#include "wingetopt.h"
#ifdef ECCODES_ON_WINDOWS
#include "string.h"
char* optarg; /* global argument pointer */
int optind = 0; /* global argv index */
int opterr = 0;
int getopt(int argc, char* argv[], const char* optstring)
{
static char* next = 0;
char c;
const char* cp;
if (optind == 0)
next = 0;
optarg = 0;
if (next == 0 || *next == '\0') {
if (optind == 0)
optind++;
if (optind >= argc || argv[optind][0] != '-' || argv[optind][1] == '\0') {
optarg = 0;
if (optind < argc)
optarg = argv[optind];
return -1;
}
if (strcmp(argv[optind], "--") == 0) {
optind++;
optarg = NULL;
if (optind < argc)
optarg = argv[optind];
return -1;
}
next = argv[optind];
next++; /* skip past - */
optind++;
}
c = *next++;
cp = strrchr(optstring, c);
if (cp == 0 || c == ':')
return '?';
cp++;
if (*cp == ':') {
if (*next != '\0') {
optarg = next;
next = 0;
}
else if (optind < argc) {
optarg = argv[optind];
optind++;
}
else {
return '?';
}
}
return c;
}
#endif
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