Fix failed execvp notifycmd

TODO

@@ -1,6 +1,3 @@
-1. Add more support for non-libnotify such as echo(1)
-2. Pause and continue the timer
-
 Misc
 ----
     $ grep -n 'TODO' spt.c

spt.c

@@ -15,6 +15,14 @@ char *argv0;
 
 /* macros */
 #define LEN(a)  (sizeof(a) / sizeof(a[0]))
+#define SPAWN(cmd)	if (fork() == 0) {\
+				setsid();\
+				cmd;\
+				die("spt: spawn\n");\
+				perror(" failed");\
+				exit(0);\
+			}
+
 
 typedef struct {
 	unsigned int tmr;
@@ -27,7 +35,6 @@ static int i, timecount;
 
 /* function declarations */
 static void die(const char *errstr, ...);
-static void spawn(char *cmd, char *cmt);
 static void notify_send(char *cmt);
 static void remaining_time(int sigint);
 static void usage(void);
@@ -44,18 +51,6 @@ die(const char *errstr, ...)
 	exit(EXIT_FAILURE);
 }
 
-void
-spawn(char *cmd, char *cmt)
-{
-	if (fork() == 0) {
-		setsid();
-		execvp("sh", (char *const []){"/bin/sh", "-c", cmd, cmt, NULL});
-		fprintf(stderr, "spt: execvp %s", cmd);
-		perror(" failed"); /* 2 errors report? */
-		exit(0);
-	}
-}
-
 void
 notify_send(char *cmt)
 {
@@ -67,12 +62,12 @@ notify_send(char *cmt)
 	g_object_unref(G_OBJECT(n));
 	notify_uninit();
 #else
-	if (strcmp(notifycmd, ""))
+	if (strcmp(notifycmd, "")) /* TODO: call function in config.h */
-		spawn(notifycmd, cmt);
+		SPAWN(execlp(notifycmd, notifycmd, "spt", cmt, NULL))
 #endif /* NOTIFY */
 
 	if (strcmp(notifyext, "")) /* extra commands to use */
-		spawn(notifyext, NULL);
+		SPAWN(execvp("sh", (char *const []){"/bin/sh", "-c", notifyext, NULL}))
 }
 
 void