New option: -r, open all images in directories

This commit is contained in:
Bert 2011-02-02 10:34:14 +01:00
parent 2afb989cc4
commit bbd7b7d595
5 changed files with 79 additions and 14 deletions

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@ -37,6 +37,7 @@ sxiv supports the following command-line options:
(see section GEOMETRY SPECIFICATIONS of X(7))
-p Pixelize, i.e. turn off image anti-aliasing
-q Be quiet, disable warnings
-r Search given directories recursively for images
-s Scale all images to fit into window
-v Print version information and exit
-Z Same as `-z 100'

1
TODO
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@ -1,3 +1,2 @@
- key mappings for fit image to window and vice versa
- update filelist if image is removed or renamed while running
- view all images in directories (recursive mode)

79
main.c
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@ -18,6 +18,8 @@
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <dirent.h>
#include <sys/select.h>
#include <sys/stat.h>
@ -39,7 +41,8 @@ void on_motionnotify(XEvent*);
void on_configurenotify(XEvent*);
void update_title();
void read_dir(const char*);
void check_append(const char*);
void read_dir_rec(const char*);
static void (*handler[LASTEvent])(XEvent*) = {
[KeyPress] = on_keypress,
@ -118,16 +121,11 @@ int main(int argc, char **argv) {
WARN("could not stat file: %s", filename);
} else if (S_ISDIR(fstats.st_mode)) {
if (options->recursive)
read_dir(filename);
read_dir_rec(filename);
else
WARN("ignoring directory: %s", filename);
} else if (img_check(filename)) {
if (fileidx == filecnt) {
filecnt *= 2;
filenames = (const char**) s_realloc(filenames,
filecnt * sizeof(const char*));
}
filenames[fileidx++] = filename;
} else {
check_append(filename);
}
}
@ -384,7 +382,68 @@ void update_title() {
win_set_title(&win, win_title);
}
void read_dir(const char *dir) {
void check_append(const char *filename) {
if (!filename)
return;
if (img_check(filename)) {
if (fileidx == filecnt) {
filecnt *= 2;
filenames = (const char**) s_realloc(filenames,
filecnt * sizeof(const char*));
}
filenames[fileidx++] = filename;
}
}
void read_dir_rec(const char *dirname) {
char *filename;
const char **dirnames;
int dircnt, diridx;
unsigned char first;
size_t len;
DIR *dir;
struct dirent *dentry;
struct stat fstats;
if (!dirname)
return;
dircnt = DNAME_CNT;
diridx = first = 1;
dirnames = (const char**) s_malloc(dircnt * sizeof(const char*));
dirnames[0] = dirname;
while (diridx > 0) {
dirname = dirnames[--diridx];
if (!(dir = opendir(dirname)))
DIE("could not open directory: %s", dirname);
while ((dentry = readdir(dir))) {
if (!strcmp(dentry->d_name, ".") || !strcmp(dentry->d_name, ".."))
continue;
len = strlen(dirname) + strlen(dentry->d_name) + 2;
filename = (char*) s_malloc(len * sizeof(char));
snprintf(filename, len, "%s/%s", dirname, dentry->d_name);
if (stat(filename, &fstats)) {
WARN("could not stat file: %s", filename);
free(filename);
} else if (S_ISDIR(fstats.st_mode)) {
if (diridx == dircnt) {
dircnt *= 2;
dirnames = (const char**) s_realloc(dirnames,
dircnt * sizeof(const char*));
}
dirnames[diridx++] = filename;
} else {
check_append(filename);
}
}
closedir(dir);
if (!first)
free((void*) dirname);
else
first = 0;
}
}
void* s_malloc(size_t size) {

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@ -29,7 +29,7 @@ options_t _options;
const options_t *options = (const options_t*) &_options;
void print_usage() {
printf("usage: sxiv [-dFfhpqsvZ] [-g GEOMETRY] [-z ZOOM] FILES...\n");
printf("usage: sxiv [-dFfhpqrsvZ] [-g GEOMETRY] [-z ZOOM] FILES...\n");
}
void print_version() {
@ -52,7 +52,7 @@ void parse_options(int argc, char **argv) {
_options.quiet = 0;
_options.recursive = 0;
while ((opt = getopt(argc, argv, "dFfg:hpqsvZz:")) != -1) {
while ((opt = getopt(argc, argv, "dFfg:hpqrsvZz:")) != -1) {
switch (opt) {
case '?':
print_usage();
@ -78,6 +78,9 @@ void parse_options(int argc, char **argv) {
case 'q':
_options.quiet = 1;
break;
case 'r':
_options.recursive = 1;
break;
case 's':
_options.scalemode = SCALE_FIT;
break;

5
sxiv.1
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@ -3,7 +3,7 @@
sxiv \- Simple (or small or suckless) X Image Viewer
.SH SYNOPSIS
.B sxiv
.RB [ \-dFfhpqsvZ ]
.RB [ \-dFfhpqrsvZ ]
.RB [ \-g
.IR GEOMETRY ]
.RB [ \-z
@ -41,6 +41,9 @@ Pixelize images, i.e. turn off anti-aliasing.
.B \-q
Be quiet, disable warnings to standard error stream.
.TP
.B \-r
Search the given directories recursively for images to view.
.TP
.B \-s
Scale all images to fit into window.
.TP