1 files changed, 14 insertions, 6 deletions

diff --git a/dwmblocks.c b/dwmblocks.c
index 2db3489..76e7377 100644
--- a/dwmblocks.c
+++ b/dwmblocks.c
@@ -56,13 +56,20 @@ void getcmd(const Block *block, char *output)
 		return;
 	//int N = strlen(output);
 	char c;
-	int i = strlen(block->icon);
+	int sl;
+	int i = sl = strlen(block->icon);
 	while((c = fgetc(cmdf)) != EOF)
 		output[i++] = c;
-	if (delim != '\0' && --i)
-		output[i++] = delim;
-	output[i++] = '\0';
 	pclose(cmdf);
+	if (i == sl) { //return empty string if command has no output
+		output[0] = '\0';
+		return;
+	}
+	if (delim[0] != '\0' && --i)
+		for (int j = 0; delim[j]; j++)
+			output[i++] = delim[j];
+	else 
+		output[--i] = '\0';
 }
 
 void getcmds(int time)
@@ -104,7 +111,8 @@ void getstatus(char *str)
 	{	
 		strcpy(str + j, statusbar[i]);
 	}
-	str[--j] = '\0';
+	for (int i = 0; delim[i]; i++)
+		str[--j] = '\0';
 
 }
 
@@ -159,7 +167,7 @@ int main(int argc, char** argv)
 	for(int i = 0; i < argc; i++)
 	{	
 		if (!strcmp("-d",argv[i]))
-			delim = argv[++i][0];
+			delim = argv[++i];
 	}
 	signal(SIGTERM, termhandler);
 	signal(SIGINT, termhandler);