140 lines
3.2 KiB
C
140 lines
3.2 KiB
C
/* Copyright 2011 Bert Muennich
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*
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* This file is part of sxiv.
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*
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* sxiv 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
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* by the Free Software Foundation; either version 2 of the License,
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* or (at your option) any later version.
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*
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* sxiv 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 sxiv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#define _POSIX_C_SOURCE 200112L
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#define _IMAGE_CONFIG
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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 "options.h"
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#include "util.h"
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#include "config.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(void) {
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printf("usage: sxiv [-bcdFfhpqrstvZ] [-g GEOMETRY] [-n NUM] "
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"[-N name] [-z ZOOM] FILES...\n");
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}
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void print_version(void) {
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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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int opt, t;
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_options.recursive = false;
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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 = true;
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_options.fixed_win = false;
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_options.fullscreen = false;
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_options.hide_bar = false;
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_options.geometry = NULL;
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_options.res_name = NULL;
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_options.quiet = false;
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_options.thumb_mode = false;
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_options.clean_cache = false;
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while ((opt = getopt(argc, argv, "bcdFfg:hn:N:pqrstvZz:")) != -1) {
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switch (opt) {
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case '?':
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print_usage();
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exit(EXIT_FAILURE);
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case 'b':
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_options.hide_bar = true;
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break;
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case 'c':
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_options.clean_cache = true;
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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_win = true;
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break;
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case 'f':
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_options.fullscreen = true;
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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(EXIT_SUCCESS);
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case 'n':
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if (sscanf(optarg, "%d", &t) <= 0 || t < 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(EXIT_FAILURE);
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} else {
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_options.startnum = t - 1;
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}
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break;
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case 'N':
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_options.res_name = optarg;
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break;
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case 'p':
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_options.aa = false;
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break;
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case 'q':
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_options.quiet = true;
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break;
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case 'r':
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_options.recursive = true;
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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.thumb_mode = true;
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break;
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case 'v':
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print_version();
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exit(EXIT_SUCCESS);
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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, "%d", &t) <= 0 || t <= 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(EXIT_FAILURE);
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}
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_options.zoom = (float) t / 100.0;
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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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STREQ(_options.filenames[0], "-");
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}
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