ubase

suckless linux base utils
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commit 3669fa411773c56044b0e9027fdcc6290631a173
parent 53547b783535e2f184875f1b9ca240472b890218
Author: sin <sin@2f30.org>
Date:   Wed Jul  2 11:51:30 +0100

More error checking for fwrite()

Diffstat:
login.c | 4+++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/login.c b/login.c @@ -91,7 +91,9 @@ main(int argc, char *argv[]) fp = fopen(UTMP_PATH, "a"); if (!fp) weprintf("fopen %s:", UTMP_PATH); - fwrite(&usr, sizeof(usr), 1, fp); + if (fwrite(&usr, sizeof(usr), 1, fp) != 1) + if (ferror(fp)) + weprintf("%s: write error:", UTMP_PATH); fclose(fp); return dologin(pw, pflag);