Use explicit error codes for exit calls

Probably best not to rely on bash to carry the exit value forward
correctly; clearer this way anyway

1 files changed, 3 insertions, 3 deletions

diff --git a/bin/nwatch b/bin/nwatch
index 6a35f84..6aaa076 100755
--- a/bin/nwatch
+++ b/bin/nwatch
@@ -37,7 +37,7 @@ latest=$cachedir/${self}.scan.latest
 # If the cachedir doesn't exist, attempt to create it, otherwise give up
 if [[ ! -d "$cachedir" ]] ; then
     if ! mkdir -- "$cachedir" ; then
-        exit
+        exit 1
     fi
 fi
 
@@ -48,7 +48,7 @@ diff=$cachedir/${self}.diff.${date}
 
 # Run the scan or give up
 if ! nmap -v -T4 -sV -iL "$hostlist" -oA "$cache" >/dev/null ; then
-    exit
+    exit 1
 fi
 
 # If the link to the XML file is legible, run the diff or give up
@@ -58,7 +58,7 @@ if [[ -r ${latest}.xml ]] ; then
     # Because we always want a report, only exit if an actual error condition
     # (1 means there's a meaningful diff in the scans)
     if (($? == 2)) ; then
-        exit
+        exit 1
     fi
 fi