134 lines
3.1 KiB
C
134 lines
3.1 KiB
C
/* sxiv: options.c
|
|
* Copyright (c) 2011 Bert Muennich <muennich at informatik.hu-berlin.de>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License as published by the
|
|
* Free Software Foundation; either version 2 of the License, or (at your
|
|
* option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with this program; if not, write to the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#define _POSIX_C_SOURCE 2 /* for getopt(3) */
|
|
#include <unistd.h>
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <stdio.h>
|
|
|
|
#include "options.h"
|
|
#include "util.h"
|
|
|
|
#define _IMAGE_CONFIG
|
|
#include "config.h"
|
|
|
|
options_t _options;
|
|
const options_t *options = (const options_t*) &_options;
|
|
|
|
void print_usage() {
|
|
printf("usage: sxiv [-cdFfhpqrstvZ] [-g GEOMETRY] [-n NUM] [-z ZOOM] FILES...\n");
|
|
}
|
|
|
|
void print_version() {
|
|
printf("sxiv %s - simple x image viewer\n", VERSION);
|
|
}
|
|
|
|
void parse_options(int argc, char **argv) {
|
|
float z;
|
|
int n, opt;
|
|
|
|
_options.startnum = 0;
|
|
|
|
_options.scalemode = SCALE_MODE;
|
|
_options.zoom = 1.0;
|
|
_options.aa = 1;
|
|
_options.thumbnails = 0;
|
|
|
|
_options.fixed = 0;
|
|
_options.fullscreen = 0;
|
|
_options.geometry = NULL;
|
|
|
|
_options.quiet = 0;
|
|
_options.clean_cache = 0;
|
|
_options.recursive = 0;
|
|
|
|
while ((opt = getopt(argc, argv, "cdFfg:hn:pqrstvZz:")) != -1) {
|
|
switch (opt) {
|
|
case '?':
|
|
print_usage();
|
|
exit(1);
|
|
case 'c':
|
|
_options.clean_cache = 1;
|
|
break;
|
|
case 'd':
|
|
_options.scalemode = SCALE_DOWN;
|
|
break;
|
|
case 'F':
|
|
_options.fixed = 1;
|
|
break;
|
|
case 'f':
|
|
_options.fullscreen = 1;
|
|
break;
|
|
case 'g':
|
|
_options.geometry = optarg;
|
|
break;
|
|
case 'h':
|
|
print_usage();
|
|
exit(0);
|
|
case 'n':
|
|
if (!sscanf(optarg, "%d", &n) || n < 1) {
|
|
fprintf(stderr, "sxiv: invalid argument for option -n: %s\n",
|
|
optarg);
|
|
exit(1);
|
|
} else {
|
|
_options.startnum = n - 1;
|
|
}
|
|
break;
|
|
case 'p':
|
|
_options.aa = 0;
|
|
break;
|
|
case 'q':
|
|
_options.quiet = 1;
|
|
break;
|
|
case 'r':
|
|
_options.recursive = 1;
|
|
break;
|
|
case 's':
|
|
_options.scalemode = SCALE_FIT;
|
|
break;
|
|
case 't':
|
|
_options.thumbnails = 1;
|
|
break;
|
|
case 'v':
|
|
print_version();
|
|
exit(0);
|
|
case 'Z':
|
|
_options.scalemode = SCALE_ZOOM;
|
|
_options.zoom = 1.0;
|
|
break;
|
|
case 'z':
|
|
_options.scalemode = SCALE_ZOOM;
|
|
if (!sscanf(optarg, "%f", &z) || z < 0) {
|
|
fprintf(stderr, "sxiv: invalid argument for option -z: %s\n",
|
|
optarg);
|
|
exit(1);
|
|
} else {
|
|
_options.zoom = z / 100.0;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
_options.filenames = argv + optind;
|
|
_options.filecnt = argc - optind;
|
|
_options.from_stdin = _options.filecnt == 1 &&
|
|
strcmp(_options.filenames[0], "-") == 0;
|
|
}
|