Read all available inotify events
Loop reading from inotify fd in arl_handle(); requires non-blocking inotify fd.
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@ -16,6 +16,7 @@
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* along with sxiv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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@ -62,11 +63,14 @@ bool arl_handle(arl_t *arl, const char *filepath)
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char *ptr;
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const struct inotify_event *event;
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for (;;) {
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ssize_t len = read(arl->fd, buf, sizeof(buf));
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if (len == -1)
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return false;
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if (len == -1) {
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if (errno == EINTR)
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continue;
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break;
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}
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for (ptr = buf; ptr < buf + len; ptr += sizeof(*event) + event->len) {
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event = (const struct inotify_event*) ptr;
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@ -95,13 +99,14 @@ bool arl_handle(arl_t *arl, const char *filepath)
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free(fntmp);
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}
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}
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}
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return reload;
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}
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void arl_init(arl_t *arl)
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{
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/* this needs to be done only once */
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arl->fd = inotify_init();
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arl->fd = inotify_init1(IN_CLOEXEC | IN_NONBLOCK);
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arl->watching_dir = false;
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if (arl->fd == -1)
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error(0, 0, "Could not initialize inotify, no automatic image reloading");
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