X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=git-mergetool.sh;h=7b663091935fd83e5985e5d8b9763cafecc0947d;hb=25fd2f7a310df17dca298a3acf2aba716ceb8ce3;hp=7a2b9b9f02e03af351d4c820a4d6b560c041960b;hpb=1346c9996350e96c7b38a57ede5d503821d84fe3;p=git.git

diff --git a/git-mergetool.sh b/git-mergetool.sh
index 7a2b9b9f0..7b6630919 100755
--- a/git-mergetool.sh
+++ b/git-mergetool.sh
@@ -5,7 +5,7 @@
 # Copyright (c) 2006 Theodore Y. Ts'o
 #
 # This file is licensed under the GPL v2, or a later version
-# at the discretion of Junio C Hammano.
+# at the discretion of Junio C Hamano.
 #
 
 USAGE='[--tool=tool] [file to merge] ...'
@@ -44,25 +44,24 @@ describe_file () {
     branch="$2"
     file="$3"
 
-    printf "    "
+    printf "  {%s}: " "$branch"
     if test -z "$mode"; then
-	printf "'%s' was deleted" "$path"
+	echo "deleted"
     elif is_symlink "$mode" ; then
-	printf "'%s' is a symlink containing '%s'" "$path" "$file"
+	echo "a symbolic link -> '$(cat "$file")'"
     else
 	if base_present; then
-	    printf "'%s' was created" "$path"
+	    echo "modified"
 	else
-	    printf "'%s' was modified" "$path"
+	    echo "created"
 	fi
     fi
-    echo " in the $branch branch"
 }
 
 
 resolve_symlink_merge () {
     while true; do
-	printf "Use (r)emote or (l)ocal, or (a)bort? "
+	printf "Use (l)ocal or (r)emote, or (a)bort? "
 	read ans
 	case "$ans" in
 	    [lL]*)
@@ -86,10 +85,14 @@ resolve_symlink_merge () {
 
 resolve_deleted_merge () {
     while true; do
-	printf "Use (m)odified or (d)eleted file, or (a)bort? "
+	if base_present; then
+	    printf "Use (m)odified or (d)eleted file, or (a)bort? "
+	else
+	    printf "Use (c)reated or (d)eleted file, or (a)bort? "
+	fi
 	read ans
 	case "$ans" in
-	    [mM]*)
+	    [mMcC]*)
 		git-add -- "$path"
 		cleanup_temp_files --save-backup
 		return
@@ -164,7 +167,7 @@ merge_file () {
     remote_present && git cat-file blob ":3:$path" > "$REMOTE" 2>/dev/null
 
     if test -z "$local_mode" -o -z "$remote_mode"; then
-	echo "Deleted merge conflict for $path:"
+	echo "Deleted merge conflict for '$path':"
 	describe_file "$local_mode" "local" "$LOCAL"
 	describe_file "$remote_mode" "remote" "$REMOTE"
 	resolve_deleted_merge
@@ -172,14 +175,14 @@ merge_file () {
     fi
 
     if is_symlink "$local_mode" || is_symlink "$remote_mode"; then
-	echo "Symlink merge conflict for $path:"
+	echo "Symbolic link merge conflict for '$path':"
 	describe_file "$local_mode" "local" "$LOCAL"
 	describe_file "$remote_mode" "remote" "$REMOTE"
 	resolve_symlink_merge
 	return
     fi
 
-    echo "Normal merge conflict for $path:"
+    echo "Normal merge conflict for '$path':"
     describe_file "$local_mode" "local" "$LOCAL"
     describe_file "$remote_mode" "remote" "$REMOTE"
     printf "Hit return to start merge resolution tool (%s): " "$merge_tool"
@@ -212,6 +215,12 @@ merge_file () {
 	    check_unchanged
 	    save_backup
 	    ;;
+	gvimdiff)
+		touch "$BACKUP"
+		gvimdiff -f -- "$LOCAL" "$path" "$REMOTE"
+		check_unchanged
+		save_backup
+		;;
 	xxdiff)
 	    touch "$BACKUP"
 	    if base_present ; then
@@ -290,7 +299,7 @@ done
 if test -z "$merge_tool"; then
     merge_tool=`git-config merge.tool`
     case "$merge_tool" in
-	kdiff3 | tkdiff | xxdiff | meld | opendiff | emerge | vimdiff | "")
+	kdiff3 | tkdiff | xxdiff | meld | opendiff | emerge | vimdiff | gvimdiff | "")
 	    ;; # happy
 	*)
 	    echo >&2 "git config option merge.tool set to unknown tool: $merge_tool"
@@ -301,28 +310,42 @@ if test -z "$merge_tool"; then
 fi
 
 if test -z "$merge_tool" ; then
-    if type kdiff3 >/dev/null 2>&1 && test -n "$DISPLAY"; then
-	merge_tool="kdiff3";
-    elif type tkdiff >/dev/null 2>&1 && test -n "$DISPLAY"; then
-	merge_tool=tkdiff
-    elif type xxdiff >/dev/null 2>&1 && test -n "$DISPLAY"; then
-	merge_tool=xxdiff
-    elif type meld >/dev/null 2>&1 && test -n "$DISPLAY"; then
-	merge_tool=meld
-    elif type opendiff >/dev/null 2>&1; then
-	merge_tool=opendiff
-    elif type emacs >/dev/null 2>&1; then
-	merge_tool=emerge
-    elif type vimdiff >/dev/null 2>&1; then
-	merge_tool=vimdiff
-    else
+    if test -n "$DISPLAY"; then
+        merge_tool_candidates="kdiff3 tkdiff xxdiff meld gvimdiff"
+        if test -n "$GNOME_DESKTOP_SESSION_ID" ; then
+            merge_tool_candidates="meld $merge_tool_candidates"
+        fi
+        if test "$KDE_FULL_SESSION" = "true"; then
+            merge_tool_candidates="kdiff3 $merge_tool_candidates"
+        fi
+    fi
+    if echo "${VISUAL:-$EDITOR}" | grep 'emacs' > /dev/null 2>&1; then
+        merge_tool_candidates="$merge_tool_candidates emerge"
+    fi
+    if echo "${VISUAL:-$EDITOR}" | grep 'vim' > /dev/null 2>&1; then
+        merge_tool_candidates="$merge_tool_candidates vimdiff"
+    fi
+    merge_tool_candidates="$merge_tool_candidates opendiff emerge vimdiff"
+    echo "merge tool candidates: $merge_tool_candidates"
+    for i in $merge_tool_candidates; do
+        if test $i = emerge ; then
+            cmd=emacs
+        else
+            cmd=$i
+        fi
+        if type $cmd > /dev/null 2>&1; then
+            merge_tool=$i
+            break
+        fi
+    done
+    if test -z "$merge_tool" ; then
 	echo "No available merge resolution programs available."
 	exit 1
     fi
 fi
 
 case "$merge_tool" in
-    kdiff3|tkdiff|meld|xxdiff|vimdiff|opendiff)
+    kdiff3|tkdiff|meld|xxdiff|vimdiff|gvimdiff|opendiff)
 	if ! type "$merge_tool" > /dev/null 2>&1; then
 	    echo "The merge tool $merge_tool is not available"
 	    exit 1