mirror of
https://github.com/gnif/LookingGlass.git
synced 2024-12-23 06:11:46 +00:00
[common] fix getopt license to be compatible
This commit is contained in:
parent
b3aadccfc4
commit
6e0eac0abc
2 changed files with 71 additions and 48 deletions
2
vendor/getopt/README.txt
vendored
2
vendor/getopt/README.txt
vendored
|
@ -1 +1 @@
|
||||||
This source comes from: https://gist.github.com/superwills/5815344
|
This source comes from: https://github.com/Stichting-MINIX-Research-Foundation/minix
|
||||||
|
|
87
vendor/getopt/getopt.c
vendored
87
vendor/getopt/getopt.c
vendored
|
@ -1,4 +1,4 @@
|
||||||
#include "getopt.h"
|
/* $NetBSD: getopt.c,v 1.29 2014/06/05 22:00:22 christos Exp $ */
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* Copyright (c) 1987, 1993, 1994
|
* Copyright (c) 1987, 1993, 1994
|
||||||
|
@ -12,11 +12,7 @@
|
||||||
* 2. Redistributions in binary form must reproduce the above copyright
|
* 2. Redistributions in binary form must reproduce the above copyright
|
||||||
* notice, this list of conditions and the following disclaimer in the
|
* notice, this list of conditions and the following disclaimer in the
|
||||||
* documentation and/or other materials provided with the distribution.
|
* documentation and/or other materials provided with the distribution.
|
||||||
* 3. All advertising materials mentioning features or use of this software
|
* 3. Neither the name of the University nor the names of its contributors
|
||||||
* must display the following acknowledgement:
|
|
||||||
* This product includes software developed by the University of
|
|
||||||
* California, Berkeley and its contributors.
|
|
||||||
* 4. Neither the name of the University nor the names of its contributors
|
|
||||||
* may be used to endorse or promote products derived from this software
|
* may be used to endorse or promote products derived from this software
|
||||||
* without specific prior written permission.
|
* without specific prior written permission.
|
||||||
*
|
*
|
||||||
|
@ -33,8 +29,9 @@
|
||||||
* SUCH DAMAGE.
|
* SUCH DAMAGE.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
#include <string.h>
|
|
||||||
#include <stdio.h>
|
#include <stdio.h>
|
||||||
|
#include <stdlib.h>
|
||||||
|
#include <string.h>
|
||||||
|
|
||||||
int opterr = 1, /* if error message should be printed */
|
int opterr = 1, /* if error message should be printed */
|
||||||
optind = 1, /* index into parent argv vector */
|
optind = 1, /* index into parent argv vector */
|
||||||
|
@ -50,57 +47,83 @@ char *optarg; /* argument associated with option */
|
||||||
* getopt --
|
* getopt --
|
||||||
* Parse argc/argv argument vector.
|
* Parse argc/argv argument vector.
|
||||||
*/
|
*/
|
||||||
int getopt(int nargc, char * const nargv[], const char *ostr)
|
int
|
||||||
|
getopt(int nargc, char * const nargv[], const char *ostr)
|
||||||
{
|
{
|
||||||
static char *place = EMSG; /* option letter processing */
|
static char *place = EMSG; /* option letter processing */
|
||||||
const char *oli; /* option letter list index */
|
char *oli; /* option letter list index */
|
||||||
|
|
||||||
if (optreset || !*place) { /* update scanning pointer */
|
if (optreset || *place == 0) { /* update scanning pointer */
|
||||||
optreset = 0;
|
optreset = 0;
|
||||||
if (optind >= nargc || *(place = nargv[optind]) != '-') {
|
place = nargv[optind];
|
||||||
|
if (optind >= nargc || *place++ != '-') {
|
||||||
|
/* Argument is absent or is not an option */
|
||||||
place = EMSG;
|
place = EMSG;
|
||||||
return (-1);
|
return (-1);
|
||||||
}
|
}
|
||||||
if (place[1] && *++place == '-') { /* found "--" */
|
optopt = *place++;
|
||||||
|
if (optopt == '-' && *place == 0) {
|
||||||
|
/* "--" => end of options */
|
||||||
++optind;
|
++optind;
|
||||||
place = EMSG;
|
place = EMSG;
|
||||||
return (-1);
|
return (-1);
|
||||||
}
|
}
|
||||||
} /* option letter okay? */
|
if (optopt == 0) {
|
||||||
if ((optopt = (int)*place++) == (int)':' ||
|
/* Solitary '-', treat as a '-' option
|
||||||
!(oli = strchr(ostr, optopt))) {
|
if the program (eg su) is looking for it. */
|
||||||
/*
|
place = EMSG;
|
||||||
* if the user didn't specify '-' as an option,
|
if (strchr(ostr, '-') == NULL)
|
||||||
* assume it means -1.
|
return -1;
|
||||||
*/
|
optopt = '-';
|
||||||
if (optopt == (int)'-')
|
}
|
||||||
return (-1);
|
}
|
||||||
if (!*place)
|
else
|
||||||
|
optopt = *place++;
|
||||||
|
|
||||||
|
/* See if option letter is one the caller wanted... */
|
||||||
|
if (optopt == ':' || (oli = strchr(ostr, optopt)) == NULL) {
|
||||||
|
if (*place == 0)
|
||||||
++optind;
|
++optind;
|
||||||
if (opterr && *ostr != ':')
|
if (opterr && *ostr != ':')
|
||||||
(void)printf("illegal option -- %c\n", optopt);
|
(void)fprintf(stderr,
|
||||||
|
"unknown option -- %c\n",
|
||||||
|
optopt);
|
||||||
return (BADCH);
|
return (BADCH);
|
||||||
}
|
}
|
||||||
if (*++oli != ':') { /* don't need argument */
|
|
||||||
|
/* Does this option need an argument? */
|
||||||
|
if (oli[1] != ':') {
|
||||||
|
/* don't need argument */
|
||||||
optarg = NULL;
|
optarg = NULL;
|
||||||
if (!*place)
|
if (*place == 0)
|
||||||
++optind;
|
++optind;
|
||||||
}
|
}
|
||||||
else { /* need an argument */
|
else {
|
||||||
if (*place) /* no white space */
|
/* Option-argument is either the rest of this argument or the
|
||||||
|
entire next argument. */
|
||||||
|
if (*place)
|
||||||
optarg = place;
|
optarg = place;
|
||||||
else if (nargc <= ++optind) { /* no arg */
|
else if (oli[2] == ':')
|
||||||
|
/*
|
||||||
|
* GNU Extension, for optional arguments if the rest of
|
||||||
|
* the argument is empty, we return NULL
|
||||||
|
*/
|
||||||
|
optarg = NULL;
|
||||||
|
else if (nargc > ++optind)
|
||||||
|
optarg = nargv[optind];
|
||||||
|
else {
|
||||||
|
/* option-argument absent */
|
||||||
place = EMSG;
|
place = EMSG;
|
||||||
if (*ostr == ':')
|
if (*ostr == ':')
|
||||||
return (BADARG);
|
return (BADARG);
|
||||||
if (opterr)
|
if (opterr)
|
||||||
(void)printf("option requires an argument -- %c\n", optopt);
|
(void)fprintf(stderr,
|
||||||
|
"option requires an argument -- %c\n",
|
||||||
|
optopt);
|
||||||
return (BADCH);
|
return (BADCH);
|
||||||
}
|
}
|
||||||
else /* white space */
|
|
||||||
optarg = nargv[optind];
|
|
||||||
place = EMSG;
|
place = EMSG;
|
||||||
++optind;
|
++optind;
|
||||||
}
|
}
|
||||||
return (optopt); /* dump back option letter */
|
return (optopt); /* return option letter */
|
||||||
}
|
}
|
Loading…
Reference in a new issue