Merge with TAH

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Hash: SHA1

Merge with TAH

manifest hash: 9ce3631dbbe2070e6e0b8a72e197790c911896e2
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hgmerge

@@ -11,6 +11,8 b' LOCAL=$1'
 BASE=$2
 OTHER=$3
 
+EDITOR="${EDITOR:-vi}"
+
 # Back up our file
 cp $LOCAL $LOCAL.orig
 
@@ -29,21 +31,23 b' elif which diff3 > /dev/null ; then'
     cp $LOCAL.orig $LOCAL
 fi
 
-# try using kdiff3, which is fairly nice
-if which kdiff3 > /dev/null ; then
-    if kdiff3 --auto $BASE $LOCAL $OTHER -o $LOCAL ; then
-	exit 0
-    else
-	exit 1
+if [ -n "$DISPLAY" ]; then
+    # try using kdiff3, which is fairly nice
+    if which kdiff3 > /dev/null ; then
+	if kdiff3 --auto $BASE $LOCAL $OTHER -o $LOCAL ; then
+	    exit 0
+	else
+	    exit 1
+	fi
     fi
-fi
 
-# try using tkdiff, which is a bit less sophisticated
-if which tkdiff > /dev/null ; then
-    if tkdiff $LOCAL $OTHER -a $BASE -o $LOCAL ; then
-	exit 0
-    else
-	exit 1
+    # try using tkdiff, which is a bit less sophisticated
+    if which tkdiff > /dev/null ; then
+	if tkdiff $LOCAL $OTHER -a $BASE -o $LOCAL ; then
+	    exit 0
+	else
+	    exit 1
+	fi
     fi
 fi