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-rw-r--r--src/main.c8
-rw-r--r--src/navigator.c44
-rw-r--r--src/navigator.h6
-rw-r--r--src/reload.c49
-rw-r--r--src/reload.h31
5 files changed, 42 insertions, 96 deletions
diff --git a/src/main.c b/src/main.c
index 5bdde7e..6f48fb6 100644
--- a/src/main.c
+++ b/src/main.c
@@ -28,7 +28,6 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#include "navigator.h"
#include "viewport.h"
#include "util.h"
-#include "reload.h"
struct {
int fullscreen;
@@ -285,9 +284,6 @@ int main(int argc, char** argv)
struct imv_viewport view;
imv_init_viewport(&view, window);
- struct imv_reload reload;
- imv_init_reload(&reload);
-
/* put us in fullscren mode to begin with if requested */
if(g_options.fullscreen) {
imv_viewport_toggle_fullscreen(&view);
@@ -422,7 +418,7 @@ int main(int argc, char** argv)
}
/* if the user has changed image, start loading the new one */
- if(imv_navigator_poll_changed(&nav) || imv_reload_changed(&reload)) {
+ if(imv_navigator_poll_changed(&nav)) {
const char *current_path = imv_navigator_selection(&nav);
if(!current_path) {
fprintf(stderr, "No input files left. Exiting.\n");
@@ -435,7 +431,6 @@ int main(int argc, char** argv)
imv_viewport_set_title(&view, title);
imv_loader_load_path(&ldr, current_path);
- imv_reload_watch(&reload, current_path);
view.playing = 1;
}
@@ -574,7 +569,6 @@ int main(int argc, char** argv)
imv_destroy_texture(&tex);
imv_navigator_destroy(&nav);
imv_destroy_viewport(&view);
- imv_destroy_reload(&reload);
if(font) {
TTF_CloseFont(font);
diff --git a/src/navigator.c b/src/navigator.c
index ac3eac6..143d28b 100644
--- a/src/navigator.c
+++ b/src/navigator.c
@@ -27,6 +27,16 @@ void imv_navigator_init(struct imv_navigator *nav)
{
nav->buf_size = 512;
nav->paths = malloc(sizeof(char*) * nav->buf_size);
+ if (nav->paths == NULL) {
+ perror("imv_navigator_init");
+ exit(1);
+ }
+ nav->mtimes = malloc(sizeof(time_t) * nav->buf_size);
+ if (nav->paths == NULL) {
+ perror("imv_navigator_init");
+ free(nav->paths);
+ exit(1);
+ }
nav->num_paths = 0;
nav->cur_path = 0;
nav->last_move_direction = 1;
@@ -38,22 +48,33 @@ void imv_navigator_destroy(struct imv_navigator *nav)
if(nav->buf_size > 0) {
free(nav->paths);
nav->paths = NULL;
+ free(nav->mtimes);
+ nav->mtimes = NULL;
nav->buf_size = 0;
}
nav->num_paths = 0;
}
-static void add_item(struct imv_navigator *nav, const char *path)
+static void add_item(struct imv_navigator *nav, const char *path,
+ time_t mtime)
{
if(nav->buf_size == nav->num_paths) {
- int new_buf_size = nav->buf_size * 2;
- char **new_paths = malloc(sizeof(char*) * new_buf_size);
- memcpy(new_paths, nav->paths, sizeof(char*) * nav->buf_size);
- free(nav->paths);
+ char **new_paths;
+ time_t *new_mtimes;
+ nav->buf_size *= 2;
+ new_paths = realloc(nav->paths, sizeof(char*) * nav->buf_size);
+ new_mtimes = realloc(nav->mtimes, sizeof(time_t) * nav->buf_size);
+ if (new_paths == NULL || new_mtimes == NULL) {
+ perror("add_item");
+ free(nav->paths);
+ free(nav->mtimes);
+ exit(1);
+ }
nav->paths = new_paths;
- nav->buf_size = new_buf_size;
+ nav->mtimes = new_mtimes;
}
nav->paths[nav->num_paths] = strdup(path);
+ nav->mtimes[nav->num_paths] = mtime;
nav->num_paths += 1;
if(nav->num_paths == 1) {
nav->changed = 1;
@@ -79,13 +100,13 @@ void imv_navigator_add(struct imv_navigator *nav, const char *path,
if(recursive) {
imv_navigator_add(nav, path_buf, recursive);
} else {
- add_item(nav, path_buf);
+ add_item(nav, path_buf, path_info.st_mtim.tv_sec);
}
}
closedir(d);
}
} else {
- add_item(nav, path);
+ add_item(nav, path, path_info.st_mtim.tv_sec);
}
}
@@ -195,6 +216,13 @@ int imv_navigator_poll_changed(struct imv_navigator *nav)
nav->changed = 0;
return 1;
} else {
+ struct stat file_info;
+ if (stat(nav->paths[nav->cur_path], &file_info) == -1)
+ return 0;
+ if (nav->mtimes[nav->cur_path] != file_info.st_mtim.tv_sec) {
+ nav->mtimes[nav->cur_path] = file_info.st_mtim.tv_sec;
+ return 1;
+ }
return 0;
}
}
diff --git a/src/navigator.h b/src/navigator.h
index 5b1d4a1..b23e41a 100644
--- a/src/navigator.h
+++ b/src/navigator.h
@@ -1,6 +1,8 @@
#ifndef IMV_NAVIGATOR_H
#define IMV_NAVIGATOR_H
+#include <time.h>
+
/* Copyright (c) 2015 Harry Jeffery
This program is free software; you can redistribute it and/or
@@ -23,6 +25,7 @@ struct imv_navigator {
int buf_size;
int cur_path;
char **paths;
+ time_t *mtimes;
int last_move_direction;
int changed;
};
@@ -57,7 +60,8 @@ void imv_navigator_select_str(struct imv_navigator *nav, const int path);
/* Return the index of the path given. Returns -1 if not found. */
int imv_navigator_find_path(struct imv_navigator *nav, const char *path);
-/* Returns 1 if the currently selected path has changed since last called */
+/* Returns 1 if either the currently selected path or underlying file has
+ * changed since last called */
int imv_navigator_poll_changed(struct imv_navigator *nav);
#endif
diff --git a/src/reload.c b/src/reload.c
deleted file mode 100644
index a307d45..0000000
--- a/src/reload.c
+++ /dev/null
@@ -1,49 +0,0 @@
-#include <sys/inotify.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <errno.h>
-
-#include "reload.h"
-
-void imv_init_reload(struct imv_reload *rld)
-{
- rld->fd = inotify_init1(IN_NONBLOCK);
- if(rld->fd == -1) {
- perror("imv_init_reload");
- }
-
- rld->wd = 0;
-}
-
-void imv_reload_watch(struct imv_reload *rld, const char *path)
-{
- if(rld->wd != 0) {
- inotify_rm_watch(rld->fd, rld->wd);
- }
-
- rld->wd = inotify_add_watch(rld->fd, path, IN_CLOSE_WRITE);
- if(rld->wd == -1) {
- perror("imv_reload_watch");
- }
-}
-
-int imv_reload_changed(struct imv_reload *rld)
-{
- struct inotify_event ev;
- ssize_t len = read(rld->fd, &ev, sizeof(ev));
-
- if(len < 0) {
- if(errno != EAGAIN) {
- perror("imv_reload_changed");
- }
- } else if(ev.mask & IN_CLOSE_WRITE) {
- return 1;
- }
-
- return 0;
-}
-
-void imv_destroy_reload(struct imv_reload *rld)
-{
- close(rld->fd);
-}
diff --git a/src/reload.h b/src/reload.h
deleted file mode 100644
index 411647f..0000000
--- a/src/reload.h
+++ /dev/null
@@ -1,31 +0,0 @@
-#ifndef IMV_RELOAD_H
-#define IMV_RELOAD_H
-
-/* Copyright (c) 2015 Jose Diez
-
-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.
-*/
-
-struct imv_reload {
- int fd; // inotify file descriptor
- int wd; // watch descriptor
-};
-
-void imv_init_reload(struct imv_reload *rld);
-void imv_reload_watch(struct imv_reload *rld, const char *path);
-int imv_reload_changed(struct imv_reload *rld);
-void imv_destroy_reload(struct imv_reload *rld);
-
-#endif