diff options
Diffstat (limited to 'git-commit.sh')
| -rwxr-xr-x | git-commit.sh | 310 |
1 files changed, 250 insertions, 60 deletions
diff --git a/git-commit.sh b/git-commit.sh index 25389240bf..e6793bd67e 100755 --- a/git-commit.sh +++ b/git-commit.sh @@ -3,13 +3,21 @@ # Copyright (c) 2005 Linus Torvalds # Copyright (c) 2006 Junio C Hamano -USAGE='[-a] [-i] [-s] [-v | --no-verify] [-m <message> | -F <logfile> | (-C|-c) <commit>] [-e] [--author <author>] [<path>...]' - +USAGE='[-a] [-i] [-s] [-v] [--no-verify] [-m <message> | -F <logfile> | (-C|-c) <commit>] [-e] [--author <author>] [<path>...]' SUBDIRECTORY_OK=Yes . git-sh-setup -git-rev-parse --verify HEAD >/dev/null 2>&1 || -initial_commit=t +git-rev-parse --verify HEAD >/dev/null 2>&1 || initial_commit=t +branch=$(GIT_DIR="$GIT_DIR" git-symbolic-ref HEAD) + +case "$0" in +*status) + status_only=t + unmerged_ok_if_status=--unmerged ;; +*commit) + status_only= + unmerged_ok_if_status= ;; +esac refuse_partial () { echo >&2 "$1" @@ -17,23 +25,155 @@ refuse_partial () { exit 1 } -SAVE_INDEX="$GIT_DIR/save-index$$" +THIS_INDEX="$GIT_DIR/index" +NEXT_INDEX="$GIT_DIR/next-index$$" +rm -f "$NEXT_INDEX" save_index () { - cp "$GIT_DIR/index" "$SAVE_INDEX" + cp "$THIS_INDEX" "$NEXT_INDEX" +} + +report () { + header="# +# $1: +# ($2) +# +" + trailer="" + while read status name newname + do + printf '%s' "$header" + header="" + trailer="# +" + case "$status" in + M ) echo "# modified: $name";; + D*) echo "# deleted: $name";; + T ) echo "# typechange: $name";; + C*) echo "# copied: $name -> $newname";; + R*) echo "# renamed: $name -> $newname";; + A*) echo "# new file: $name";; + U ) echo "# unmerged: $name";; + esac + done + printf '%s' "$trailer" + [ "$header" ] } run_status () { - ( - cd "$TOP" - if test '' != "$TMP_INDEX" + ( + # We always show status for the whole tree. + cd "$TOP" + + # If TMP_INDEX is defined, that means we are doing + # "--only" partial commit, and that index file is used + # to build the tree for the commit. Otherwise, if + # NEXT_INDEX exists, that is the index file used to + # make the commit. Otherwise we are using as-is commit + # so the regular index file is what we use to compare. + if test '' != "$TMP_INDEX" + then + GIT_INDEX_FILE="$TMP_INDEX" + export GIT_INDEX_FILE + elif test -f "$NEXT_INDEX" + then + GIT_INDEX_FILE="$NEXT_INDEX" + export GIT_INDEX_FILE + fi + + case "$branch" in + refs/heads/master) ;; + *) echo "# On branch $branch" ;; + esac + + if test -z "$initial_commit" + then + if test -z "$verbose" + then + git-diff-index -M --cached --name-status \ + --diff-filter=MDTCRA HEAD | + sed -e ' + s/\\/\\\\/g + s/ /\\ /g + ' | + report "Updated but not checked in" "will commit" + else + if git-diff-index --cached -M -p --diff-filter=MDTCRA HEAD | + grep . then - GIT_INDEX_FILE="$TMP_INDEX" git-status + false else - git-status + true fi - ) + fi + committable="$?" + else + echo '# +# Initial commit +#' + git-ls-files | + sed -e ' + s/\\/\\\\/g + s/ /\\ /g + s/^/A / + ' | + report "Updated but not checked in" "will commit" + + committable="$?" + fi + + git-diff-files --name-status | + sed -e ' + s/\\/\\\\/g + s/ /\\ /g + ' | + report "Changed but not updated" \ + "use git-update-index to mark for commit" + + if test -f "$GIT_DIR/info/exclude" + then + git-ls-files -z --others --directory \ + --exclude-from="$GIT_DIR/info/exclude" \ + --exclude-per-directory=.gitignore + else + git-ls-files -z --others --directory \ + --exclude-per-directory=.gitignore + fi | + perl -e '$/ = "\0"; + my $shown = 0; + while (<>) { + chomp; + s|\\|\\\\|g; + s|\t|\\t|g; + s|\n|\\n|g; + s/^/# /; + if (!$shown) { + print "#\n# Untracked files:\n"; + print "# (use \"git add\" to add to commit)\n"; + print "#\n"; + $shown = 1; + } + print "$_\n"; + } + ' + case "$committable" in + 0) + echo "nothing to commit" + exit 1 + esac + exit 0 + ) } +trap ' + test -z "$TMP_INDEX" || { + test -f "$TMP_INDEX" && rm -f "$TMP_INDEX" + } + rm -f "$NEXT_INDEX" +' 0 + +################################################################ +# Command line argument parsing and sanity checking + all= also= only= @@ -43,6 +183,7 @@ no_edit= log_given= log_message= verify=t +verbose= signoff= force_author= while case "$#" in 0) break;; esac @@ -172,9 +313,9 @@ do signoff=t shift ;; - -v|--v|--ve|--ver|--veri|--verif|--verify) - verify=t - shift + -v|--v|--ve|--ver|--verb|--verbo|--verbos|--verbose) + verbose=t + shift ;; --) shift @@ -189,6 +330,9 @@ do esac done +################################################################ +# Sanity check options + case "$log_given" in tt*) die "Only one of -c/-C/-F/-m can be used." ;; @@ -207,9 +351,24 @@ case "$#,$also$only" in # Later when switch the defaults, we will replace them with these: # echo >&2 "assuming --only paths..." # also= + + # If we are going to launch an editor, the message won't be + # shown without this... + test -z "$log_given$status_only" && sleep 1 ;; esac unset only +case "$all,$also,$#" in +t,t,*) + die "Cannot use -a and -i at the same time." ;; +t,,[1-9]*) + die "Paths with -a does not make sense." ;; +,t,0) + die "No paths with -i does not make sense." ;; +esac + +################################################################ +# Prepare index to have a tree to be committed TOP=`git-rev-parse --show-cdup` if test -z "$TOP" @@ -218,29 +377,25 @@ then fi case "$all,$also" in -t,t) - die "Cannot use -a and -i at the same time." ;; t,) - case "$#" in - 0) ;; - *) die "Paths with -a does not make sense." ;; - esac - save_index && ( cd "$TOP" + GIT_INDEX_FILE="$NEXT_INDEX" + export GIT_INDEX_FILE git-diff-files --name-only -z | git-update-index --remove -z --stdin ) ;; ,t) - case "$#" in - 0) die "No paths with -i does not make sense." ;; - esac - save_index && git-diff-files --name-only -z -- "$@" | - (cd "$TOP" && git-update-index --remove -z --stdin) + ( + cd "$TOP" + GIT_INDEX_FILE="$NEXT_INDEX" + export GIT_INDEX_FILE + git-update-index --remove -z --stdin + ) ;; ,) case "$#" in @@ -262,43 +417,68 @@ t,) refuse_partial "Different in index and the last commit: $dirty_in_index" fi - commit_only=`git-ls-files -- "$@"` ;; + commit_only=`git-ls-files -- "$@"` + + # Build the temporary index and update the real index + # the same way. + if test -z "$initial_commit" + then + cp "$THIS_INDEX" "$TMP_INDEX" + GIT_INDEX_FILE="$TMP_INDEX" git-read-tree -m HEAD + else + rm -f "$TMP_INDEX" + fi || exit + + echo "$commit_only" | + GIT_INDEX_FILE="$TMP_INDEX" \ + git-update-index --add --remove --stdin && + + save_index && + echo "$commit_only" | + ( + GIT_INDEX_FILE="$NEXT_INDEX" + export GIT_INDEX_FILE + git-update-index --remove --stdin + ) || exit + ;; esac ;; esac -git-update-index -q --refresh || exit 1 - -trap ' - test -z "$TMP_INDEX" || { - test -f "$TMP_INDEX" && rm -f "$TMP_INDEX" - } - test -f "$SAVE_INDEX" && mv -f "$SAVE_INDEX" "$GIT_DIR/index" -' 0 +################################################################ +# If we do as-is commit, the index file will be THIS_INDEX, +# otherwise NEXT_INDEX after we make this commit. We leave +# the index as is if we abort. -if test "$TMP_INDEX" +if test -f "$NEXT_INDEX" then - if test -z "$initial_commit" - then - GIT_INDEX_FILE="$TMP_INDEX" git-read-tree HEAD - else - rm -f "$TMP_INDEX" - fi || exit - echo "$commit_only" | - GIT_INDEX_FILE="$TMP_INDEX" git-update-index --add --remove --stdin && - save_index && - echo "$commit_only" | - git-update-index --remove --stdin || - exit + USE_INDEX="$NEXT_INDEX" +else + USE_INDEX="$THIS_INDEX" fi +GIT_INDEX_FILE="$USE_INDEX" \ + git-update-index -q $unmerged_ok_if_status --refresh || exit + +################################################################ +# If the request is status, just show it and exit. + +case "$0" in +*status) + run_status + exit $? +esac + +################################################################ +# Grab commit message, write out tree and make commit. + if test t = "$verify" && test -x "$GIT_DIR"/hooks/pre-commit then if test "$TMP_INDEX" then GIT_INDEX_FILE="$TMP_INDEX" "$GIT_DIR"/hooks/pre-commit else - "$GIT_DIR"/hooks/pre-commit + GIT_INDEX_FILE="$USE_INDEX" "$GIT_DIR"/hooks/pre-commit fi || exit fi @@ -398,8 +578,10 @@ else PARENTS="" fi - -run_status >>"$GIT_DIR"/COMMIT_EDITMSG +{ + test -z "$verbose" || echo '---' + run_status +} >>"$GIT_DIR"/COMMIT_EDITMSG if [ "$?" != "0" -a ! -f "$GIT_DIR/MERGE_HEAD" ] then rm -f "$GIT_DIR/COMMIT_EDITMSG" @@ -429,8 +611,14 @@ t) fi esac -grep -v '^#' < "$GIT_DIR"/COMMIT_EDITMSG | -git-stripspace > "$GIT_DIR"/COMMIT_MSG +sed -e ' + /^---$/{ + s/// + q + } + /^#/d +' "$GIT_DIR"/COMMIT_EDITMSG | +git-stripspace >"$GIT_DIR"/COMMIT_MSG if cnt=`grep -v -i '^Signed-off-by' "$GIT_DIR"/COMMIT_MSG | git-stripspace | @@ -439,14 +627,20 @@ if cnt=`grep -v -i '^Signed-off-by' "$GIT_DIR"/COMMIT_MSG | then if test -z "$TMP_INDEX" then - tree=$(git-write-tree) + tree=$(GIT_INDEX_FILE="$USE_INDEX" git-write-tree) else tree=$(GIT_INDEX_FILE="$TMP_INDEX" git-write-tree) && rm -f "$TMP_INDEX" fi && commit=$(cat "$GIT_DIR"/COMMIT_MSG | git-commit-tree $tree $PARENTS) && git-update-ref HEAD $commit $current && - rm -f -- "$GIT_DIR/MERGE_HEAD" + rm -f -- "$GIT_DIR/MERGE_HEAD" && + if test -f "$NEXT_INDEX" + then + mv "$NEXT_INDEX" "$THIS_INDEX" + else + : ;# happy + fi else echo >&2 "* no commit message? aborting commit." false @@ -459,8 +653,4 @@ if test -x "$GIT_DIR"/hooks/post-commit && test "$ret" = 0 then "$GIT_DIR"/hooks/post-commit fi -if test 0 -eq "$ret" -then - rm -f "$SAVE_INDEX" -fi exit "$ret" |