shithub: zuke

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add -d option for debugging

--- a/zuke.c

+++ b/zuke.c

@@ -41,6 +41,7 @@

 int mainstacksize = 32768;

+static int debug;

 static int audio;

 static Meta *pl;

 static int plnum;

@@ -364,7 +365,10 @@

 	if((pid = rfork(RFPROC|RFFDG|RFREND|RFNOTEG)) == 0){

 		dup(fd, 0); close(fd);

 		dup(p[1], 1); close(p[1]);

-		dup(open("/dev/null", OWRITE), 2);

+		if(!debug) {

+			dup(fd = open("/dev/null", OWRITE), 2);

+			close(fd);

+		}

 		snprint(tmp, sizeof(tmp), "%s -9t | resample -x128", prog);

 		execl("/bin/rc", "rc", "-c", tmp, nil);

 		sysfatal("execl: %r");

@@ -482,7 +486,10 @@

 			fd = open("/dev/null", OREAD);

 		dup(fd, 0); close(fd);

 		dup(p[0], 1); close(p[0]);

-		dup(fd = open("/dev/null", OWRITE), 2); close(fd);

+		if(!debug){

+			dup(fd = open("/dev/null", OWRITE), 2);

+			close(fd);

+		}

 		close(p[1]);

 		if(*fmt){

 			snprint(cmd, sizeof(cmd), "/bin/audio/%sdec", fmt);

@@ -859,6 +866,9 @@

 	shuffled = 0;

 	ARGBEGIN{

+	case 'd':

+		debug++;

+		break;

 	case 's':

 		shuffled = 1;

 		break;