Add -y/--no-prompt option to mergetool

This option lets git mergetool invoke the conflict resolution program
without waiting for a user prompt each time.

Also added a mergetool.prompt (default true) configuration variable
controlling the same behaviour

Signed-off-by: Charles Bailey <charles@hashpling.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/Documentation/config.txt b/Documentation/config.txt
index 32dcd643d2e9ea82a7b65e295e9aa55f7dd999c2..bc5642d603238ad07c40315ecef228b8fed38d98 100644 (file)
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -976,6 +976,9 @@ mergetool.keepBackup::
        is set to `false` then this file is not preserved.  Defaults to
        `true` (i.e. keep the backup files).
 
+mergetool.prompt::
+       Prompt before each invocation of the merge resolution program.
+
 pack.window::
        The size of the window used by linkgit:git-pack-objects[1] when no
        window size is given on the command line. Defaults to 10.

diff --git a/Documentation/git-mergetool.txt b/Documentation/git-mergetool.txt
index e0b2703b380cb46b23870a97b861462d8e8f758a..176483a1ae19fb39550d1c24edf444943c12c12e 100644 (file)
--- a/Documentation/git-mergetool.txt
+++ b/Documentation/git-mergetool.txt
@@ -7,7 +7,7 @@ git-mergetool - Run merge conflict resolution tools to resolve merge conflicts
 
 SYNOPSIS
 --------
-'git mergetool' [--tool=<tool>] [<file>]...
+'git mergetool' [--tool=<tool>] [-y|--no-prompt|--prompt] [<file>]...
 
 DESCRIPTION
 -----------
@@ -60,6 +60,15 @@ variable `mergetool.<tool>.trustExitCode` can be set to `true`.
 Otherwise, 'git-mergetool' will prompt the user to indicate the
 success of the resolution after the custom tool has exited.
 
+-y or --no-prompt::
+       Don't prompt before each invocation of the merge resolution
+       program.
+
+--prompt::
+       Prompt before each invocation of the merge resolution program.
+       This is the default behaviour; the option is provided to
+       override any configuration settings.
+
 Author
 ------
 Written by Theodore Y Ts'o <tytso@mit.edu>

diff --git a/git-mergetool.sh b/git-mergetool.sh
index e2da5fc5462328f3f5f776e1ae61223830b87ba3..507028f8597ef7a288ab7dd5c4d5a5163585380a 100755 (executable)
--- a/git-mergetool.sh
+++ b/git-mergetool.sh
@@ -8,7 +8,7 @@
 # at the discretion of Junio C Hamano.
 #
 
-USAGE='[--tool=tool] [file to merge] ...'
+USAGE='[--tool=tool] [-y|--no-prompt|--prompt] [file to merge] ...'
 SUBDIRECTORY_OK=Yes
 OPTIONS_SPEC=
 . git-sh-setup
@@ -176,8 +176,10 @@ merge_file () {
     echo "Normal merge conflict for '$MERGED':"
     describe_file "$local_mode" "local" "$LOCAL"
     describe_file "$remote_mode" "remote" "$REMOTE"
-    printf "Hit return to start merge resolution tool (%s): " "$merge_tool"
-    read ans
+    if "$prompt" = true; then
+       printf "Hit return to start merge resolution tool (%s): " "$merge_tool"
+       read ans
+    fi
 
     case "$merge_tool" in
        kdiff3)
@@ -280,6 +282,8 @@ merge_file () {
     cleanup_temp_files
 }
 
+prompt=$(git config --bool mergetool.prompt || echo true)
+
 while test $# != 0
 do
     case "$1" in
@@ -295,6 +299,12 @@ do
                    shift ;;
            esac
            ;;
+       -y|--no-prompt)
+           prompt=false
+           ;;
+       --prompt)
+           prompt=true
+           ;;
        --)
            break
            ;;