shithub: wired

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fix segfault if the input box was empty

--- a/main.c

+++ b/main.c

@@ -80,6 +80,11 @@

 	buf = Brdstr(fd, '\0', 0);

 	Bterm(fd);

+	awinclear(w);

+	

+	if(!buf)

+		return nil;

+	

 	for(i = strlen(buf)-1; i > 0; i--) {

 		if(buf[i] == '' || buf[i] == '\n')

 			buf[i] = '\0';

@@ -87,8 +92,6 @@

 			break;

 	}

-	awinclear(w);

-	

 	return buf;

 }

@@ -97,7 +100,7 @@

 {

 	char *buf;

-	if(msg[0] == '\0')

+	if(!msg)

 		return;

 	buf = smprint("%s • %s\n", s->usr, msg);

@@ -112,7 +115,7 @@

 {

 	char *buf;

-	if(msg[0] == '\0')

+	if(!msg)

 		return;

 	buf = smprint("* %s %s\n", s->usr, msg);