From: Ork <ork@olol.eu>
Date: Wed, 9 Oct 2013 22:44:55 +0000 (+0200)
Subject: Check for root user
X-Git-Url: https://iankelling.org/git/?p=evhz;a=commitdiff_plain;h=95940a911c7bb9bf1c678b58e0a68c2e8c101410;hp=86e80de6d1c5759421e1f9702a798f05cda42207

Check for root user
---

diff --git a/evhz.c b/evhz.c
index a34fd83..c4dd389 100644
--- a/evhz.c
+++ b/evhz.c
@@ -42,6 +42,11 @@ int main(int argc, char *argv[]) {
 		}
 	}
 
+    if(geteuid() != 0) {
+        printf("%s must be used as superuser", argv[0]);
+        return 1;
+    }
+
 	signal(SIGINT, sigint);
 
 	printf("Press CTRL-C to exit.\n\n");