use linux/input.h & ignore release events

2 files changed, 8 insertions, 6 deletions

diff --git a/src/consts.h b/src/consts.h
index a1b2af4..efcfe1b 100644
--- a/src/consts.h
+++ b/src/consts.h
@@ -4,6 +4,4 @@
 #define MS * 1000
 #define SEC * 1000 MS
 
-#define KEYPRESS_SIZE 72 /* XXX sys/???.h */
-
 #endif
diff --git a/src/keypress_thread.c b/src/keypress_thread.c
index d5ec6bf..4afbd61 100644
--- a/src/keypress_thread.c
+++ b/src/keypress_thread.c
@@ -1,3 +1,5 @@
+#include <linux/input.h>
+
 #include "consts.h"
 #include "config.h"
 
@@ -12,18 +14,20 @@ void on_press(void) {
 }
 
 void keypress_thread(pid_t _light_pid) {
+	struct input_event pressed_key;
+
 	light_pid = _light_pid;
 
 	FILE* fp = fopen(KEYBOARD_FILE, "r");
 	fseek(fp, 0, SEEK_END);
-	
-	void* discard = malloc(KEYPRESS_SIZE);
 
 	while (1) {
 		fseek(fp, 0, SEEK_END);
-		fread(discard, 1, KEYPRESS_SIZE, fp);
+		fread(&pressed_key, 1, sizeof(pressed_key), fp);
 
-		on_press();
+		if (pressed_key.value == 1) {
+			on_press();
+		}
 
 		usleep(DEBOUNCE);
 	}