This meant that the delimiters were added when when both the icon and
output where empty.
int i = strlen(block->icon);
fgets(output+i, CMDLENGTH-i-delimLen, cmdf);
i = strlen(output);
int i = strlen(block->icon);
fgets(output+i, CMDLENGTH-i-delimLen, cmdf);
i = strlen(output);
+ if (i == 0)//return if block and command output are both empty
+ return;
if (delim[0] != '\0') {
//only chop off newline if one is present at the end
i = output[i-1] == '\n' ? i-1 : i;
if (delim[0] != '\0') {
//only chop off newline if one is present at the end
i = output[i-1] == '\n' ? i-1 : i;