mirror of
https://codeberg.org/nsxiv/nsxiv
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132 lines
3.0 KiB
C
132 lines
3.0 KiB
C
/* sxiv: options.c
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* Copyright (c) 2011 Bert Muennich <muennich at informatik.hu-berlin.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#define _XOPEN_SOURCE
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include <unistd.h>
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#include "config.h"
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#include "options.h"
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#include "util.h"
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options_t _options;
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const options_t *options = (const options_t*) &_options;
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void print_usage() {
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printf("usage: sxiv [-cdFfhpqrstvZ] [-g GEOMETRY] [-n NUM] [-z ZOOM] FILES...\n");
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}
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void print_version() {
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printf("sxiv %s - simple x image viewer\n", VERSION);
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}
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void parse_options(int argc, char **argv) {
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float z;
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int n, opt;
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_options.startnum = 0;
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_options.scalemode = SCALE_MODE;
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_options.zoom = 1.0;
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_options.aa = 1;
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_options.thumbnails = 0;
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_options.fixed = 0;
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_options.fullscreen = 0;
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_options.geometry = NULL;
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_options.quiet = 0;
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_options.clean_cache = 0;
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_options.recursive = 0;
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while ((opt = getopt(argc, argv, "cdFfg:hn:pqrstvZz:")) != -1) {
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switch (opt) {
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case '?':
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print_usage();
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exit(1);
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case 'c':
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_options.clean_cache = 1;
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break;
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case 'd':
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_options.scalemode = SCALE_DOWN;
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break;
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case 'F':
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_options.fixed = 1;
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break;
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case 'f':
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_options.fullscreen = 1;
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break;
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case 'g':
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_options.geometry = optarg;
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break;
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case 'h':
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print_usage();
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exit(0);
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case 'n':
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if (!sscanf(optarg, "%d", &n) || n < 1) {
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fprintf(stderr, "sxiv: invalid argument for option -n: %s\n",
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optarg);
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exit(1);
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} else {
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_options.startnum = n - 1;
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}
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break;
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case 'p':
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_options.aa = 0;
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break;
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case 'q':
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_options.quiet = 1;
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break;
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case 'r':
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_options.recursive = 1;
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break;
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case 's':
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_options.scalemode = SCALE_FIT;
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break;
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case 't':
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_options.thumbnails = 1;
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break;
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case 'v':
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print_version();
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exit(0);
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case 'Z':
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_options.scalemode = SCALE_ZOOM;
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_options.zoom = 1.0;
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break;
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case 'z':
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_options.scalemode = SCALE_ZOOM;
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if (!sscanf(optarg, "%f", &z) || z < 0) {
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fprintf(stderr, "sxiv: invalid argument for option -z: %s\n",
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optarg);
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exit(1);
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} else {
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_options.zoom = z / 100.0;
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}
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break;
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}
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}
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_options.filenames = argv + optind;
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_options.filecnt = argc - optind;
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_options.from_stdin = _options.filecnt == 1 &&
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strcmp(_options.filenames[0], "-") == 0;
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}
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