alexhudson
105 lines
2.1 KiB
C
105 lines
2.1 KiB
C
static const char version[] = "$Id$";
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/*
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* sd_xplatform.c
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*
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* See the COPYING file for the terms of usage and distribution.
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*/
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#include <stdio.h>
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#include <string.h>
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#include "sd_xplatform.h"
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/****************** getopt *******************************/
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#define EOF (-1)
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int sd_opterr = 1, sd_optind = 1, sd_optopt = 0;
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char *sd_optarg = NULL;
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int _sp = 1;
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#define warn(a,b,c)fprintf(stderr,a,b,c)
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void
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getopt_reset(void)
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{
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sd_opterr = 1;
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sd_optind = 1;
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sd_optopt = 0;
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sd_optarg = NULL;
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_sp = 1;
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}
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int
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sd_getopt(int argc, char *const *argv, const char *opts)
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{
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char c;
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char *cp;
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if (_sp == 1) {
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if (sd_optind >= argc || argv[sd_optind][0] != '-' ||
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argv[sd_optind] == NULL || argv[sd_optind][1] == '\0')
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return (EOF);
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else if (strcmp(argv[sd_optind], "--") == 0) {
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sd_optind++;
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return (EOF);
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}
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}
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sd_optopt = c = (unsigned char)argv[sd_optind][_sp];
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if (c == ':' || (cp = strchr(opts, c)) == NULL) {
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if (opts[0] != ':')
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warn("%s: illegal option -- %c\n", argv[0], c);
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if (argv[sd_optind][++_sp] == '\0') {
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sd_optind++;
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_sp = 1;
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}
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return ('?');
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}
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if (*(cp + 1) == ':') {
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if (argv[sd_optind][_sp+1] != '\0')
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sd_optarg = &argv[sd_optind++][_sp+1];
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else if (++sd_optind >= argc) {
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if (opts[0] != ':') {
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warn("%s: option requires an argument"
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" -- %c\n", argv[0], c);
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}
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_sp = 1;
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sd_optarg = NULL;
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return (opts[0] == ':' ? ':' : '?');
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} else
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sd_optarg = argv[sd_optind++];
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_sp = 1;
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} else {
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if (argv[sd_optind][++_sp] == '\0') {
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_sp = 1;
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sd_optind++;
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}
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sd_optarg = NULL;
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}
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return (c);
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}
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/***************************** gettimeofday *******************/
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#ifdef _WIN32
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#if 0 /* also in winsock[2].h */
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#define _TIMEVAL_DEFINED
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struct timeval {
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long tv_sec;
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long tv_usec;
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long tv_usec;
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};
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#endif /* _TIMEVAL_DEFINED */
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int sd_gettimeofday(struct timeval* tp, void* tzp) {
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DWORD t;
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t = timeGetTime();
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tp->tv_sec = t / 1000;
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tp->tv_usec = t % 1000;
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/* 0 indicates that the call succeeded. */
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return 0;
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}
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#endif /* _WIN32 */
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