Only set random seed once

Fixes non-random behaviour when randomizing file lists several times per
second.

Closes #349

1 files changed, 2 insertions, 0 deletions

diff --git a/src/main.c b/src/main.c
index 840919f..534b89e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -42,6 +42,8 @@ int main(int argc, char **argv)
 {
 	atexit(feh_clean_exit);
 
+	srand(getpid() * time(NULL) % ((unsigned int) -1));
+
 	setup_signal_handlers();
 	init_parse_options(argc, argv);