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@@ -1,240 +1,240 @@
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-
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-/*
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- * Copyright (c) 1987, 1993, 1994, 1996
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- * The Regents of the University of California. All rights reserved.
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- *
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- * Redistribution and use in source and binary forms, with or without
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- * modification, are permitted provided that the following conditions
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- * are met:
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- * 1. Redistributions of source code must retain the above copyright
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- * notice, this list of conditions and the following disclaimer.
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- * 2. Redistributions in binary form must reproduce the above copyright
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- * notice, this list of conditions and the following disclaimer in the
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- * documentation and/or other materials provided with the distribution.
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- * 3. All advertising materials mentioning features or use of this software
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- * must display the following acknowledgement:
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- * This product includes software developed by the University of
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- * California, Berkeley and its contributors.
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- * 4. Neither the name of the University nor the names of its contributors
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- * may be used to endorse or promote products derived from this software
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- * without specific prior written permission.
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- *
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- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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- * SUCH DAMAGE.
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- */
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-#include <assert.h>
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-#include <errno.h>
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-#include <stdio.h>
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-#include <stdlib.h>
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-#include <string.h>
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-#include "getopt.h"
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-
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-#define lws_ptr_diff(head, tail) \
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- ((int)((char *)(head) - (char *)(tail)))
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-
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-extern int opterr; /* if error message should be printed */
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-extern int optind; /* index into parent argv vector */
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-extern int optopt; /* character checked for validity */
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-extern int optreset; /* reset getopt */
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-extern char *optarg; /* argument associated with option */
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-
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-#define __P(x) x
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-#define _DIAGASSERT(x) assert(x)
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-
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-static char * __progname __P((char *));
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-int getopt_internal __P((int, char * const *, const char *));
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-
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-static char *
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-__progname(nargv0)
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- char * nargv0;
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-{
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- char * tmp;
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-
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- _DIAGASSERT(nargv0 != NULL);
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-
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- tmp = strrchr(nargv0, '/');
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- if (tmp)
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- tmp++;
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- else
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- tmp = nargv0;
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- return(tmp);
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-}
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-
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-#define BADCH (int)'?'
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-#define BADARG (int)':'
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-#define EMSG ""
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-
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-/*
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- * getopt --
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- * Parse argc/argv argument vector.
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- */
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-int
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-getopt_internal(nargc, nargv, ostr)
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- int nargc;
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- char * const *nargv;
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- const char *ostr;
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-{
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- static char *place = EMSG; /* option letter processing */
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- char *oli; /* option letter list index */
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-
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- _DIAGASSERT(nargv != NULL);
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- _DIAGASSERT(ostr != NULL);
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-
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- if (optreset || !*place) { /* update scanning pointer */
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- optreset = 0;
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- if (optind >= nargc || *(place = nargv[optind]) != '-') {
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- place = EMSG;
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- return (-1);
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- }
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- if (place[1] && *++place == '-') { /* found "--" */
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- /* ++optind; */
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- place = EMSG;
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- return (-2);
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- }
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- } /* option letter okay? */
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- if ((optopt = (int)*place++) == (int)':' ||
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- !(oli = strchr(ostr, optopt))) {
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- /*
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- * if the user didn't specify '-' as an option,
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- * assume it means -1.
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- */
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- if (optopt == (int)'-')
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- return (-1);
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- if (!*place)
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- ++optind;
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- if (opterr && *ostr != ':')
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- (void)fprintf(stderr,
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- "%s: illegal option -- %c\n", __progname(nargv[0]), optopt);
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- return (BADCH);
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- }
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- if (*++oli != ':') { /* don't need argument */
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- optarg = NULL;
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- if (!*place)
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- ++optind;
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- } else { /* need an argument */
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- if (*place) /* no white space */
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- optarg = place;
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- else if (nargc <= ++optind) { /* no arg */
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- place = EMSG;
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- if ((opterr) && (*ostr != ':'))
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- (void)fprintf(stderr,
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- "%s: option requires an argument -- %c\n",
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- __progname(nargv[0]), optopt);
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- return (BADARG);
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- } else /* white space */
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- optarg = nargv[optind];
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- place = EMSG;
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- ++optind;
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- }
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- return (optopt); /* dump back option letter */
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-}
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-
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-#if 0
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-/*
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- * getopt --
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- * Parse argc/argv argument vector.
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- */
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-int
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-getopt2(nargc, nargv, ostr)
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- int nargc;
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- char * const *nargv;
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- const char *ostr;
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-{
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- int retval;
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-
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- if ((retval = getopt_internal(nargc, nargv, ostr)) == -2) {
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- retval = -1;
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- ++optind;
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- }
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- return(retval);
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-}
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-#endif
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-
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-/*
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- * getopt_long --
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- * Parse argc/argv argument vector.
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- */
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-int
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-getopt_long(nargc, nargv, options, long_options, index)
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- int nargc;
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- char ** nargv;
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- char * options;
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- struct option * long_options;
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- int * index;
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-{
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- int retval;
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-
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- _DIAGASSERT(nargv != NULL);
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- _DIAGASSERT(options != NULL);
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- _DIAGASSERT(long_options != NULL);
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- /* index may be NULL */
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-
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- if ((retval = getopt_internal(nargc, nargv, options)) == -2) {
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- char *current_argv = nargv[optind++] + 2, *has_equal;
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- int i, current_argv_len, match = -1;
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-
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- if (*current_argv == '\0') {
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- return(-1);
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- }
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- if ((has_equal = strchr(current_argv, '=')) != NULL) {
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- current_argv_len = lws_ptr_diff(has_equal, current_argv);
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- has_equal++;
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- } else
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- current_argv_len = (int)strlen(current_argv);
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-
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- for (i = 0; long_options[i].name; i++) {
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- if (strncmp(current_argv, long_options[i].name, current_argv_len))
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- continue;
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-
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- if (strlen(long_options[i].name) == (unsigned)current_argv_len) {
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- match = i;
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- break;
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- }
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- if (match == -1)
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- match = i;
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- }
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- if (match != -1) {
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- if (long_options[match].has_arg == required_argument ||
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- long_options[match].has_arg == optional_argument) {
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- if (has_equal)
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- optarg = has_equal;
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- else
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- optarg = nargv[optind++];
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- }
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- if ((long_options[match].has_arg == required_argument)
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- && (optarg == NULL)) {
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- /*
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- * Missing argument, leading :
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- * indicates no error should be generated
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- */
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- if ((opterr) && (*options != ':'))
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- (void)fprintf(stderr,
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- "%s: option requires an argument -- %s\n",
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- __progname(nargv[0]), current_argv);
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- return (BADARG);
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- }
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- } else { /* No matching argument */
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- if ((opterr) && (*options != ':'))
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- (void)fprintf(stderr,
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- "%s: illegal option -- %s\n", __progname(nargv[0]), current_argv);
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- return (BADCH);
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- }
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- if (long_options[match].flag) {
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- *long_options[match].flag = long_options[match].val;
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- retval = 0;
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- } else
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- retval = long_options[match].val;
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- if (index)
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- *index = match;
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- }
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- return(retval);
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-}
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+
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+/*
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+ * Copyright (c) 1987, 1993, 1994, 1996
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+ * The Regents of the University of California. All rights reserved.
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+ *
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+ * Redistribution and use in source and binary forms, with or without
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+ * modification, are permitted provided that the following conditions
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+ * are met:
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+ * 1. Redistributions of source code must retain the above copyright
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+ * notice, this list of conditions and the following disclaimer.
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+ * 2. Redistributions in binary form must reproduce the above copyright
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+ * notice, this list of conditions and the following disclaimer in the
|
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+ * documentation and/or other materials provided with the distribution.
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+ * 3. All advertising materials mentioning features or use of this software
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+ * must display the following acknowledgement:
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+ * This product includes software developed by the University of
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+ * California, Berkeley and its contributors.
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+ * 4. Neither the name of the University nor the names of its contributors
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+ * may be used to endorse or promote products derived from this software
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+ * without specific prior written permission.
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+ *
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+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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+ * SUCH DAMAGE.
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+ */
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+#include <assert.h>
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+#include <errno.h>
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+#include <stdio.h>
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+#include <stdlib.h>
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+#include <string.h>
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+#include "getopt.h"
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+
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+#define lws_ptr_diff(head, tail) \
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+ ((int)((char *)(head) - (char *)(tail)))
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+
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+extern int opterr; /* if error message should be printed */
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+extern int optind; /* index into parent argv vector */
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+extern int optopt; /* character checked for validity */
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+extern int optreset; /* reset getopt */
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+extern char *optarg; /* argument associated with option */
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+
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+#define __P(x) x
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+#define _DIAGASSERT(x) assert(x)
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+
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+static char * __progname __P((char *));
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+int getopt_internal __P((int, char * const *, const char *));
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+
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+static char *
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+__progname(nargv0)
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+ char * nargv0;
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+{
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+ char * tmp;
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+
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+ _DIAGASSERT(nargv0 != NULL);
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+
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+ tmp = strrchr(nargv0, '/');
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+ if (tmp)
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+ tmp++;
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+ else
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+ tmp = nargv0;
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+ return(tmp);
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+}
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+
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+#define BADCH (int)'?'
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+#define BADARG (int)':'
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+#define EMSG ""
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+
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+/*
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+ * getopt --
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+ * Parse argc/argv argument vector.
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+ */
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+int
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+getopt_internal(nargc, nargv, ostr)
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+ int nargc;
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+ char * const *nargv;
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+ const char *ostr;
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+{
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+ static char *place = EMSG; /* option letter processing */
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+ char *oli; /* option letter list index */
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+
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+ _DIAGASSERT(nargv != NULL);
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+ _DIAGASSERT(ostr != NULL);
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+
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+ if (optreset || !*place) { /* update scanning pointer */
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+ optreset = 0;
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+ if (optind >= nargc || *(place = nargv[optind]) != '-') {
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+ place = EMSG;
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+ return (-1);
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+ }
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+ if (place[1] && *++place == '-') { /* found "--" */
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+ /* ++optind; */
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+ place = EMSG;
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+ return (-2);
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+ }
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+ } /* option letter okay? */
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+ if ((optopt = (int)*place++) == (int)':' ||
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+ !(oli = strchr(ostr, optopt))) {
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+ /*
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+ * if the user didn't specify '-' as an option,
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+ * assume it means -1.
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+ */
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+ if (optopt == (int)'-')
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+ return (-1);
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+ if (!*place)
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+ ++optind;
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+ if (opterr && *ostr != ':')
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+ (void)fprintf(stderr,
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+ "%s: illegal option -- %c\n", __progname(nargv[0]), optopt);
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+ return (BADCH);
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+ }
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+ if (*++oli != ':') { /* don't need argument */
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+ optarg = NULL;
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+ if (!*place)
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+ ++optind;
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+ } else { /* need an argument */
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+ if (*place) /* no white space */
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+ optarg = place;
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+ else if (nargc <= ++optind) { /* no arg */
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+ place = EMSG;
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+ if ((opterr) && (*ostr != ':'))
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+ (void)fprintf(stderr,
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+ "%s: option requires an argument -- %c\n",
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+ __progname(nargv[0]), optopt);
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+ return (BADARG);
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+ } else /* white space */
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+ optarg = nargv[optind];
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+ place = EMSG;
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+ ++optind;
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+ }
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+ return (optopt); /* dump back option letter */
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+}
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+
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+#if 0
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+/*
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+ * getopt --
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+ * Parse argc/argv argument vector.
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+ */
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+int
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+getopt2(nargc, nargv, ostr)
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+ int nargc;
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+ char * const *nargv;
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+ const char *ostr;
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+{
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+ int retval;
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+
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+ if ((retval = getopt_internal(nargc, nargv, ostr)) == -2) {
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+ retval = -1;
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+ ++optind;
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+ }
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+ return(retval);
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+}
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+#endif
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+
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+/*
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+ * getopt_long --
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+ * Parse argc/argv argument vector.
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+ */
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+int
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+getopt_long(nargc, nargv, options, long_options, index)
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+ int nargc;
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+ char ** nargv;
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+ char * options;
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+ struct option * long_options;
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+ int * index;
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+{
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+ int retval;
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+
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+ _DIAGASSERT(nargv != NULL);
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+ _DIAGASSERT(options != NULL);
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+ _DIAGASSERT(long_options != NULL);
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+ /* index may be NULL */
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+
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+ if ((retval = getopt_internal(nargc, nargv, options)) == -2) {
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|
|
+ char *current_argv = nargv[optind++] + 2, *has_equal;
|
|
|
+ int i, current_argv_len, match = -1;
|
|
|
+
|
|
|
+ if (*current_argv == '\0') {
|
|
|
+ return(-1);
|
|
|
+ }
|
|
|
+ if ((has_equal = strchr(current_argv, '=')) != NULL) {
|
|
|
+ current_argv_len = lws_ptr_diff(has_equal, current_argv);
|
|
|
+ has_equal++;
|
|
|
+ } else
|
|
|
+ current_argv_len = (int)strlen(current_argv);
|
|
|
+
|
|
|
+ for (i = 0; long_options[i].name; i++) {
|
|
|
+ if (strncmp(current_argv, long_options[i].name, current_argv_len))
|
|
|
+ continue;
|
|
|
+
|
|
|
+ if (strlen(long_options[i].name) == (unsigned)current_argv_len) {
|
|
|
+ match = i;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ if (match == -1)
|
|
|
+ match = i;
|
|
|
+ }
|
|
|
+ if (match != -1) {
|
|
|
+ if (long_options[match].has_arg == required_argument ||
|
|
|
+ long_options[match].has_arg == optional_argument) {
|
|
|
+ if (has_equal)
|
|
|
+ optarg = has_equal;
|
|
|
+ else
|
|
|
+ optarg = nargv[optind++];
|
|
|
+ }
|
|
|
+ if ((long_options[match].has_arg == required_argument)
|
|
|
+ && (optarg == NULL)) {
|
|
|
+ /*
|
|
|
+ * Missing argument, leading :
|
|
|
+ * indicates no error should be generated
|
|
|
+ */
|
|
|
+ if ((opterr) && (*options != ':'))
|
|
|
+ (void)fprintf(stderr,
|
|
|
+ "%s: option requires an argument -- %s\n",
|
|
|
+ __progname(nargv[0]), current_argv);
|
|
|
+ return (BADARG);
|
|
|
+ }
|
|
|
+ } else { /* No matching argument */
|
|
|
+ if ((opterr) && (*options != ':'))
|
|
|
+ (void)fprintf(stderr,
|
|
|
+ "%s: illegal option -- %s\n", __progname(nargv[0]), current_argv);
|
|
|
+ return (BADCH);
|
|
|
+ }
|
|
|
+ if (long_options[match].flag) {
|
|
|
+ *long_options[match].flag = long_options[match].val;
|
|
|
+ retval = 0;
|
|
|
+ } else
|
|
|
+ retval = long_options[match].val;
|
|
|
+ if (index)
|
|
|
+ *index = match;
|
|
|
+ }
|
|
|
+ return(retval);
|
|
|
+}
|