use signal ipc instead of sleep loop

1 files changed, 7 insertions, 4 deletions

diff --git a/src/main.c b/src/main.c
index 4c09563..5c57bbf 100644
--- a/src/main.c
+++ b/src/main.c
@@ -8,8 +8,8 @@
 #include "consts.h"
 #include "config.h"
 
-extern int light_thread(void);
-extern int keypress_thread(void);
+extern int light_thread(pid_t _keypress_pid);
+extern int keypress_thread(pid_t _light_pid);
 
 struct timeval* last_press;
 
@@ -33,6 +33,9 @@ int setup(void) {
 int main(int argc, const char* argv[]) {
 	setup();
 
-	if (fork() == 0) return light_thread();
-	else			 return keypress_thread();
+	pid_t keypress_pid = getpid();
+	pid_t pid = fork();
+
+	if (pid == 0) return light_thread(keypress_pid);
+	else		  return keypress_thread(/*light_*/pid);
 }