+/*
+ * Copyright (C) 1996-2018 The Squid Software Foundation and contributors
+ *
+ * Squid software is distributed under GPLv2+ license and includes
+ * contributions from numerous individuals and organizations.
+ * Please see the COPYING and CONTRIBUTORS files for details.
+ */
+
/*
* Copyright (c) 1987, 1993, 1994
* The Regents of the University of California. All rights reserved.
* SUCH DAMAGE.
*/
+#include "squid.h"
+
#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)getopt.c 8.3 (Berkeley) 4/27/95";
#endif /* LIBC_SCCS and not lint */
-#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-int opterr = 1, /* if error message should be printed */
- optind = 1, /* index into parent argv vector */
- optopt, /* character checked for validity */
- optreset; /* reset getopt */
-char *optarg; /* argument associated with option */
+int opterr = 1, /* if error message should be printed */
+ optind = 1, /* index into parent argv vector */
+ optopt, /* character checked for validity */
+ optreset; /* reset getopt */
+char *optarg; /* argument associated with option */
-#define BADCH (int)'?'
-#define BADARG (int)':'
-#define EMSG ""
+#define BADCH (int)'?'
+#define BADARG (int)':'
+#define EMSG (char*)""
/*
* getopt --
*/
int
getopt(nargc, nargv, ostr)
- int nargc;
- char *const *nargv;
- const char *ostr;
+int nargc;
+char *const *nargv;
+const char *ostr;
{
- static char *place = EMSG; /* option letter processing */
- char *oli; /* option letter list index */
+ static char *place = EMSG; /* option letter processing */
+ char *oli; /* option letter list index */
- if (optreset || !*place) { /* update scanning pointer */
- optreset = 0;
- if (optind >= nargc || *(place = nargv[optind]) != '-') {
- place = EMSG;
- return (-1);
- }
- if (place[1] && *++place == '-') { /* found "--" */
- ++optind;
- place = EMSG;
- return (-1);
- }
- } /* option letter okay? */
+ if (optreset || !*place) { /* update scanning pointer */
+ optreset = 0;
+ if (optind >= nargc || *(place = nargv[optind]) != '-') {
+ place = EMSG;
+ return (-1);
+ }
+ if (place[1] && *++place == '-') { /* found "--" */
+ ++optind;
+ place = EMSG;
+ return (-1);
+ }
+ } /* option letter okay? */
if ((optopt = (int) *place++) == (int) ':' ||
- !(oli = strchr(ostr, optopt))) {
- /*
- * if the user didn't specify '-' as an option,
- * assume it means -1.
- */
- if (optopt == (int) '-')
- return (-1);
- if (!*place)
- ++optind;
- if (opterr && *ostr != ':')
- (void) fprintf(stderr,
- "%s: illegal option -- %c\n", __FILE__, optopt);
- return (BADCH);
+ !(oli = strchr(ostr, optopt))) {
+ /*
+ * if the user didn't specify '-' as an option,
+ * assume it means -1.
+ */
+ if (optopt == (int) '-')
+ return (-1);
+ if (!*place)
+ ++optind;
+ if (opterr && *ostr != ':')
+ (void) fprintf(stderr,
+ "%s: illegal option -- %c\n", __FILE__, optopt);
+ return (BADCH);
}
- if (*++oli != ':') { /* don't need argument */
- optarg = NULL;
- if (!*place)
- ++optind;
- } else { /* need an argument */
- if (*place) /* no white space */
- optarg = place;
- else if (nargc <= ++optind) { /* no arg */
- place = EMSG;
- if (*ostr == ':')
- return (BADARG);
- if (opterr)
- (void) fprintf(stderr,
- "%s: option requires an argument -- %c\n",
- __FILE__, optopt);
- return (BADCH);
- } else /* white space */
- optarg = nargv[optind];
- place = EMSG;
- ++optind;
+ if (*++oli != ':') { /* don't need argument */
+ optarg = NULL;
+ if (!*place)
+ ++optind;
+ } else { /* need an argument */
+ if (*place) /* no white space */
+ optarg = place;
+ else if (nargc <= ++optind) { /* no arg */
+ place = EMSG;
+ if (*ostr == ':')
+ return (BADARG);
+ if (opterr)
+ (void) fprintf(stderr,
+ "%s: option requires an argument -- %c\n",
+ __FILE__, optopt);
+ return (BADCH);
+ } else /* white space */
+ optarg = nargv[optind];
+ place = EMSG;
+ ++optind;
}
- return (optopt); /* dump back option letter */
+ return (optopt); /* dump back option letter */
}
+