safety check for MUTTJUMP_MODE

[muttjump] / muttjump

diff --git a/muttjump b/muttjump
index fb01b40915d2013d8e0b857646da069ebee01ad7..e7b5cdb64cf6a7cb70658e5b881524391de85d17 100755 (executable)
--- a/muttjump
+++ b/muttjump
@@ -71,11 +71,19 @@ if ! type -p $MUTT >/dev/null ; then
     die "$MUTT is not in PATH, set MUTT variable"
 fi
 
+case $MUTTJUMP_MODE in
+    limit|search)
+        ;;
+    *)
+        die "variable MUTTJUMP_MODE must be set to \"limit\" or \"search\""
+        ;;
+esac
+
 # search for Message-ID in STDIN
 if type -p $FORMAIL >/dev/null ; then
-    msgid=$(formail -c -z -x Message-ID | head -n1)
+    msgid=$($FORMAIL -c -z -x Message-ID | head -n1)
 elif type -p $REFORMAIL >/dev/null ; then
-    msgid=$(reformail -c -x Message-ID: | head -n1)
+    msgid=$($REFORMAIL -c -x Message-ID: | head -n1)
 else
     msgid=$(sed -n 's/^Message-ID: \(.*\)/\1/Ip' | head -n1)
 fi