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-rwxr-xr-xcontrib/completion/git-completion.bash26
-rwxr-xr-xcontrib/difftool/git-difftool-helper41
-rw-r--r--contrib/difftool/git-difftool.txt3
-rwxr-xr-xcontrib/git-resurrect.sh180
4 files changed, 225 insertions, 25 deletions
diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash
index 81f70ec644..307bf5d4f9 100755
--- a/contrib/completion/git-completion.bash
+++ b/contrib/completion/git-completion.bash
@@ -34,6 +34,12 @@
# are currently in a git repository. The %s token will be
# the name of the current branch.
#
+# In addition, if you set GIT_PS1_SHOWDIRTYSTATE to a nonempty
+# value, unstaged (*) and staged (+) changes will be shown next
+# to the branch name. You can configure this per-repository
+# with the bash.showDirtyState variable, which defaults to true
+# once GIT_PS1_SHOWDIRTYSTATE is enabled.
+#
# To submit patches:
#
# *) Read Documentation/SubmittingPatches
@@ -116,10 +122,26 @@ __git_ps1 ()
fi
fi
+ local w
+ local i
+
+ if test -n "$GIT_PS1_SHOWDIRTYSTATE"; then
+ if test "$(git config --bool bash.showDirtyState)" != "false"; then
+ git diff --no-ext-diff --ignore-submodules \
+ --quiet --exit-code || w="*"
+ if git rev-parse --quiet --verify HEAD >/dev/null; then
+ git diff-index --cached --quiet \
+ --ignore-submodules HEAD -- || i="+"
+ else
+ i="#"
+ fi
+ fi
+ fi
+
if [ -n "${1-}" ]; then
- printf "$1" "${b##refs/heads/}$r"
+ printf "$1" "${b##refs/heads/}$w$i$r"
else
- printf " (%s)" "${b##refs/heads/}$r"
+ printf " (%s)" "${b##refs/heads/}$w$i$r"
fi
fi
}
diff --git a/contrib/difftool/git-difftool-helper b/contrib/difftool/git-difftool-helper
index 0c48506eeb..db3af6a833 100755
--- a/contrib/difftool/git-difftool-helper
+++ b/contrib/difftool/git-difftool-helper
@@ -1,7 +1,7 @@
#!/bin/sh
# git-difftool-helper is a GIT_EXTERNAL_DIFF-compatible diff tool launcher.
-# It supports kdiff3, tkdiff, xxdiff, meld, opendiff, emerge, ecmerge,
-# vimdiff, gvimdiff, and custom user-configurable tools.
+# It supports kdiff3, kompare, tkdiff, xxdiff, meld, opendiff,
+# emerge, ecmerge, vimdiff, gvimdiff, and custom user-configurable tools.
# This script is typically launched by using the 'git difftool'
# convenience command.
#
@@ -73,6 +73,10 @@ launch_merge_tool () {
> /dev/null 2>&1
;;
+ kompare)
+ "$merge_tool_path" "$LOCAL" "$REMOTE"
+ ;;
+
tkdiff)
"$merge_tool_path" -o "$MERGED" "$LOCAL" "$REMOTE"
;;
@@ -134,7 +138,7 @@ valid_custom_tool() {
# Built-in merge tools are always valid.
valid_tool() {
case "$1" in
- kdiff3 | tkdiff | xxdiff | meld | opendiff | emerge | vimdiff | gvimdiff | ecmerge)
+ kdiff3 | kompare | tkdiff | xxdiff | meld | opendiff | emerge | vimdiff | gvimdiff | ecmerge)
;; # happy
*)
if ! valid_custom_tool "$1"
@@ -177,31 +181,24 @@ fi
# Try to guess an appropriate merge tool if no tool has been set.
if test -z "$merge_tool"; then
-
# We have a $DISPLAY so try some common UNIX merge tools
if test -n "$DISPLAY"; then
- merge_tool_candidates="kdiff3 tkdiff xxdiff meld gvimdiff"
- # If gnome then prefer meld
- if test -n "$GNOME_DESKTOP_SESSION_ID"; then
- merge_tool_candidates="meld $merge_tool_candidates"
- fi
- # If KDE then prefer kdiff3
- if test "$KDE_FULL_SESSION" = "true"; then
- merge_tool_candidates="kdiff3 $merge_tool_candidates"
+ # If gnome then prefer meld, otherwise, prefer kdiff3 or kompare
+ if test -n "$GNOME_DESKTOP_SESSION_ID" ; then
+ merge_tool_candidates="meld kdiff3 kompare tkdiff xxdiff gvimdiff"
+ else
+ merge_tool_candidates="kdiff3 kompare tkdiff xxdiff meld gvimdiff"
fi
fi
-
- # $EDITOR is emacs so add emerge as a candidate
if echo "${VISUAL:-$EDITOR}" | grep 'emacs' > /dev/null 2>&1; then
- merge_tool_candidates="$merge_tool_candidates emerge"
+ # $EDITOR is emacs so add emerge as a candidate
+ merge_tool_candidates="$merge_tool_candidates emerge opendiff vimdiff"
+ elif echo "${VISUAL:-$EDITOR}" | grep 'vim' > /dev/null 2>&1; then
+ # $EDITOR is vim so add vimdiff as a candidate
+ merge_tool_candidates="$merge_tool_candidates vimdiff opendiff emerge"
+ else
+ merge_tool_candidates="$merge_tool_candidates opendiff emerge vimdiff"
fi
-
- # $EDITOR is vim so add vimdiff as a candidate
- if echo "${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"
# Loop over each candidate and stop when a valid merge tool is found.
diff --git a/contrib/difftool/git-difftool.txt b/contrib/difftool/git-difftool.txt
index ca3dbd2465..6e2610cda6 100644
--- a/contrib/difftool/git-difftool.txt
+++ b/contrib/difftool/git-difftool.txt
@@ -28,7 +28,8 @@ OPTIONS
--tool=<tool>::
Use the merge resolution program specified by <tool>.
Valid merge tools are:
- kdiff3, tkdiff, meld, xxdiff, emerge, vimdiff, gvimdiff, ecmerge, and opendiff
+ kdiff3, kompare, tkdiff, meld, xxdiff, emerge,
+ vimdiff, gvimdiff, ecmerge, and opendiff
+
If a merge resolution program is not specified, 'git-difftool'
will use the configuration variable `merge.tool`. If the
diff --git a/contrib/git-resurrect.sh b/contrib/git-resurrect.sh
new file mode 100755
index 0000000000..c364dda696
--- /dev/null
+++ b/contrib/git-resurrect.sh
@@ -0,0 +1,180 @@
+#!/bin/sh
+
+USAGE="[-a] [-r] [-m] [-t] [-n] [-b <newname>] <name>"
+LONG_USAGE="git-resurrect attempts to find traces of a branch tip
+called <name>, and tries to resurrect it. Currently, the reflog is
+searched for checkout messages, and with -r also merge messages. With
+-m and -t, the history of all refs is scanned for Merge <name> into
+other/Merge <other> into <name> (respectively) commit subjects, which
+is rather slow but allows you to resurrect other people's topic
+branches."
+
+OPTIONS_SPEC="\
+git resurrect $USAGE
+--
+b,branch= save branch as <newname> instead of <name>
+a,all same as -l -r -m -t
+k,keep-going full rev-list scan (instead of first match)
+l,reflog scan reflog for checkouts (enabled by default)
+r,reflog-merges scan for merges recorded in reflog
+m,merges scan for merges into other branches (slow)
+t,merge-targets scan for merges of other branches into <name>
+n,dry-run don't recreate the branch"
+
+. git-sh-setup
+
+search_reflog () {
+ sed -ne 's~^\([^ ]*\) .*\tcheckout: moving from '"$1"' .*~\1~p' \
+ < "$GIT_DIR"/logs/HEAD
+}
+
+search_reflog_merges () {
+ git rev-parse $(
+ sed -ne 's~^[^ ]* \([^ ]*\) .*\tmerge '"$1"':.*~\1^2~p' \
+ < "$GIT_DIR"/logs/HEAD
+ )
+}
+
+_x40="[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]"
+_x40="$_x40$_x40$_x40$_x40$_x40$_x40$_x40$_x40"
+
+search_merges () {
+ git rev-list --all --grep="Merge branch '$1'" \
+ --pretty=tformat:"%P %s" |
+ sed -ne "/^$_x40 \($_x40\) Merge .*/ {s//\1/p;$early_exit}"
+}
+
+search_merge_targets () {
+ git rev-list --all --grep="Merge branch '[^']*' into $branch\$" \
+ --pretty=tformat:"%H %s" --all |
+ sed -ne "/^\($_x40\) Merge .*/ {s//\1/p;$early_exit} "
+}
+
+dry_run=
+early_exit=q
+scan_reflog=t
+scan_reflog_merges=
+scan_merges=
+scan_merge_targets=
+new_name=
+
+while test "$#" != 0; do
+ case "$1" in
+ -b|--branch)
+ shift
+ new_name="$1"
+ ;;
+ -n|--dry-run)
+ dry_run=t
+ ;;
+ --no-dry-run)
+ dry_run=
+ ;;
+ -k|--keep-going)
+ early_exit=
+ ;;
+ --no-keep-going)
+ early_exit=q
+ ;;
+ -m|--merges)
+ scan_merges=t
+ ;;
+ --no-merges)
+ scan_merges=
+ ;;
+ -l|--reflog)
+ scan_reflog=t
+ ;;
+ --no-reflog)
+ scan_reflog=
+ ;;
+ -r|--reflog_merges)
+ scan_reflog_merges=t
+ ;;
+ --no-reflog_merges)
+ scan_reflog_merges=
+ ;;
+ -t|--merge-targets)
+ scan_merge_targets=t
+ ;;
+ --no-merge-targets)
+ scan_merge_targets=
+ ;;
+ -a|--all)
+ scan_reflog=t
+ scan_reflog_merges=t
+ scan_merges=t
+ scan_merge_targets=t
+ ;;
+ --)
+ shift
+ break
+ ;;
+ *)
+ usage
+ ;;
+ esac
+ shift
+done
+
+test "$#" = 1 || usage
+
+all_strategies="$scan_reflog$scan_reflog_merges$scan_merges$scan_merge_targets"
+if test -z "$all_strategies"; then
+ die "must enable at least one of -lrmt"
+fi
+
+branch="$1"
+test -z "$new_name" && new_name="$branch"
+
+if test ! -z "$scan_reflog"; then
+ if test -r "$GIT_DIR"/logs/HEAD; then
+ candidates="$(search_reflog $branch)"
+ else
+ die 'reflog scanning requested, but' \
+ '$GIT_DIR/logs/HEAD not readable'
+ fi
+fi
+if test ! -z "$scan_reflog_merges"; then
+ if test -r "$GIT_DIR"/logs/HEAD; then
+ candidates="$candidates $(search_reflog_merges $branch)"
+ else
+ die 'reflog scanning requested, but' \
+ '$GIT_DIR/logs/HEAD not readable'
+ fi
+fi
+if test ! -z "$scan_merges"; then
+ candidates="$candidates $(search_merges $branch)"
+fi
+if test ! -z "$scan_merge_targets"; then
+ candidates="$candidates $(search_merge_targets $branch)"
+fi
+
+candidates="$(git rev-parse $candidates | sort -u)"
+
+if test -z "$candidates"; then
+ hint=
+ test "z$all_strategies" != "ztttt" \
+ && hint=" (maybe try again with -a)"
+ die "no candidates for $branch found$hint"
+fi
+
+echo "** Candidates for $branch **"
+for cmt in $candidates; do
+ git --no-pager log --pretty=tformat:"%ct:%h [%cr] %s" --abbrev-commit -1 $cmt
+done \
+| sort -n | cut -d: -f2-
+
+newest="$(git rev-list -1 $candidates)"
+if test ! -z "$dry_run"; then
+ printf "** Most recent: "
+ git --no-pager log -1 --pretty=tformat:"%h %s" $newest
+elif ! git rev-parse --verify --quiet $new_name >/dev/null; then
+ printf "** Restoring $new_name to "
+ git --no-pager log -1 --pretty=tformat:"%h %s" $newest
+ git branch $new_name $newest
+else
+ printf "Most recent: "
+ git --no-pager log -1 --pretty=tformat:"%h %s" $newest
+ echo "** $new_name already exists, doing nothing"
+fi