Add warn() and die()

To fully centralize this matter these well-tested functions are added to
the util.c, and implemented as we know it from many other suckless
projects.

1 files changed, 1 insertions, 2 deletions

diff --git a/ff2pam.c b/ff2pam.c
index de96bbe..fca5c6f 100644
--- a/ff2pam.c
+++ b/ff2pam.c
@@ -14,8 +14,7 @@
 static void
 usage(void)
 {
-	fprintf(stderr, "usage: %s\n", argv0);
-	exit(1);
+	die("usage: %s", argv0);
 }
 
 int