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Check printf() for output errors

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This way cases like

	$ slstatus -s > /dev/full

are properly caught and the program terminated with the proper return
code.
This commit is contained in:
Laslo Hunhold 2018-05-22 12:50:43 +02:00 committed by Aaron Marcher
parent 825f637e20
commit 9c9ce8a125
1 changed files with 3 additions and 1 deletions
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slstatus.c
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@ -102,7 +102,9 @@ main(int argc, char *argv[])
} }
if (sflag) { if (sflag) {
printf("%s\n", status); if (printf("%s\n", status) < 0) {
die("printf:");
}
} else { } else {
if (XStoreName(dpy, DefaultRootWindow(dpy), status) < 0) { if (XStoreName(dpy, DefaultRootWindow(dpy), status) < 0) {
die("XStoreName: Allocation failed"); die("XStoreName: Allocation failed");