From a73a28588f72fe7ec00bff53d4f0ba07be91b8aa Mon Sep 17 00:00:00 2001
From: "Nicholas J. Kain" <nicholas@kain.us>
Date: Thu, 20 Mar 2014 05:25:40 -0400
Subject: [PATCH] Factor out copy_cmdarg() to common ncmlib header.

---
 ndhc/ndhc.c | 14 +-------------
 1 file changed, 1 insertion(+), 13 deletions(-)

diff --git a/ndhc/ndhc.c b/ndhc/ndhc.c
index 09f5237..f1e7801 100644
--- a/ndhc/ndhc.c
+++ b/ndhc/ndhc.c
@@ -70,6 +70,7 @@
 #include "seccomp.h"
 #include "ifchd.h"
 #include "duiaid.h"
+#include "copy_cmdarg.h"
 
 struct client_state_t cs = {
     .ifchWorking = 0,
@@ -418,19 +419,6 @@ void background(void)
         write_pid(pidfile);
 }
 
-static void copy_cmdarg(char *dest, char *src, size_t destlen, char *argname)
-{
-    ssize_t olen = snprintf(dest, destlen, "%s", src);
-    if (olen < 0) {
-        log_error("snprintf failed on %s; your system is broken?", argname);
-        exit(EXIT_FAILURE);
-    }
-    if ((size_t)olen >= destlen) {
-        log_error("snprintf would truncate %s arg; it's too long", argname);
-        exit(EXIT_FAILURE);
-    }
-}
-
 int main(int argc, char **argv)
 {
     static const struct option arg_options[] = {