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Added the call to pclose() when the output from the command is empty

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Страхиња Радић 2020-11-18 12:09:15 +01:00
parent b6b0be4f4f
commit 4c392c32ed
1 changed files with 4 additions and 1 deletions
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5
dwmblocks.c
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@ -65,8 +65,11 @@ void getcmd(const Block *block, char *output)
int i = strlen(block->icon); int i = strlen(block->icon);
fgets(output+i, CMDLENGTH-i-delimLen, cmdf); fgets(output+i, CMDLENGTH-i-delimLen, cmdf);
i = strlen(output); i = strlen(output);
if (i == 0)//return if block and command output are both empty if (i == 0) {
//return if block and command output are both empty
pclose(cmdf);
return; return;
}
if (delim[0] != '\0') { if (delim[0] != '\0') {
//only chop off newline if one is present at the end //only chop off newline if one is present at the end
i = output[i-1] == '\n' ? i-1 : i; i = output[i-1] == '\n' ? i-1 : i;