X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=exec.c;h=bd07905b57dfad9eea220d09565a4ed0fcde053f;hb=d8565894121dd3048a27cdacf6ff8b39cbdb983c;hp=b8378cec0430ecf36cfa394f010a2609195a0410;hpb=26abbac3bbd6231f11a1f9bf0cb0813841984194;p=startuptools

diff --git a/exec.c b/exec.c
index b8378ce..bd07905 100644
--- a/exec.c
+++ b/exec.c
@@ -15,6 +15,11 @@
 static void do_exec(int skip, int ac, char *av[]) {
 	int i;
 
+	if (skip >= ac) {
+		fprintf(stderr, "nothing to exec\n");
+		exit(EXIT_FAILURE);
+	}
+
 	for (i=0;i<ac-skip;i++) {
 		av[i] = av[i+skip];
 	}