git.oblomov.eu Git - git/blob - git-commit.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2005 Linus Torvalds
   4 # Copyright (c) 2006 Junio C Hamano
   5
   6 USAGE='[-a] [-s] [-v] [--no-verify] [-m <message> | -F <logfile> | (-C|-c) <commit>] [-u] [--amend] [-e] [--author <author>] [[-i | -o] <path>...]'
   7 SUBDIRECTORY_OK=Yes
   8 . git-sh-setup
   9
  10 git-rev-parse --verify HEAD >/dev/null 2>&1 || initial_commit=t
  11 branch=$(GIT_DIR="$GIT_DIR" git-symbolic-ref HEAD)
  12
  13 case "$0" in
  14 *status)
  15         status_only=t
  16         unmerged_ok_if_status=--unmerged ;;
  17 *commit)
  18         status_only=
  19         unmerged_ok_if_status= ;;
  20 esac
  21
  22 refuse_partial () {
  23         echo >&2 "$1"
  24         echo >&2 "You might have meant to say 'git commit -i paths...', perhaps?"
  25         exit 1
  26 }
  27
  28 THIS_INDEX="$GIT_DIR/index"
  29 NEXT_INDEX="$GIT_DIR/next-index$$"
  30 rm -f "$NEXT_INDEX"
  31 save_index () {
  32         cp -p "$THIS_INDEX" "$NEXT_INDEX"
  33 }
  34
  35 report () {
  36   header="#
  37 # $1:
  38 #   ($2)
  39 #
  40 "
  41   trailer=""
  42   while read status name newname
  43   do
  44     printf '%s' "$header"
  45     header=""
  46     trailer="#
  47 "
  48     case "$status" in
  49     M ) echo "# modified: $name";;
  50     D*) echo "# deleted:  $name";;
  51     T ) echo "# typechange: $name";;
  52     C*) echo "# copied: $name -> $newname";;
  53     R*) echo "# renamed: $name -> $newname";;
  54     A*) echo "# new file: $name";;
  55     U ) echo "# unmerged: $name";;
  56     esac
  57   done
  58   printf '%s' "$trailer"
  59   [ "$header" ]
  60 }
  61
  62 run_status () {
  63     (
  64         # We always show status for the whole tree.
  65         cd "$TOP"
  66
  67         IS_INITIAL="$initial_commit"
  68         REFERENCE=HEAD
  69         case "$amend" in
  70         t)
  71                 # If we are amending the initial commit, there
  72                 # is no HEAD^1.
  73                 if git-rev-parse --verify "HEAD^1" >/dev/null 2>&1
  74                 then
  75                         REFERENCE="HEAD^1"
  76                         IS_INITIAL=
  77                 else
  78                         IS_INITIAL=t
  79                 fi
  80                 ;;
  81         esac
  82
  83         # If TMP_INDEX is defined, that means we are doing
  84         # "--only" partial commit, and that index file is used
  85         # to build the tree for the commit.  Otherwise, if
  86         # NEXT_INDEX exists, that is the index file used to
  87         # make the commit.  Otherwise we are using as-is commit
  88         # so the regular index file is what we use to compare.
  89         if test '' != "$TMP_INDEX"
  90         then
  91             GIT_INDEX_FILE="$TMP_INDEX"
  92             export GIT_INDEX_FILE
  93         elif test -f "$NEXT_INDEX"
  94         then
  95             GIT_INDEX_FILE="$NEXT_INDEX"
  96             export GIT_INDEX_FILE
  97         fi
  98
  99         case "$branch" in
 100         refs/heads/master) ;;
 101         *)  echo "# On branch $branch" ;;
 102         esac
 103
 104         if test -z "$IS_INITIAL"
 105         then
 106             git-diff-index -M --cached --name-status \
 107                 --diff-filter=MDTCRA $REFERENCE |
 108             sed -e '
 109                     s/\\/\\\\/g
 110                     s/ /\\ /g
 111             ' |
 112             report "Updated but not checked in" "will commit"
 113             committable="$?"
 114         else
 115             echo '#
 116 # Initial commit
 117 #'
 118             git-ls-files |
 119             sed -e '
 120                     s/\\/\\\\/g
 121                     s/ /\\ /g
 122                     s/^/A /
 123             ' |
 124             report "Updated but not checked in" "will commit"
 125
 126             committable="$?"
 127         fi
 128
 129         git-diff-files  --name-status |
 130         sed -e '
 131                 s/\\/\\\\/g
 132                 s/ /\\ /g
 133         ' |
 134         report "Changed but not updated" \
 135             "use git-update-index to mark for commit"
 136
 137         option=""
 138         if test -z "$untracked_files"; then
 139             option="--directory --no-empty-directory"
 140         fi
 141         hdr_shown=
 142         if test -f "$GIT_DIR/info/exclude"
 143         then
 144             git-ls-files --others $option \
 145                 --exclude-from="$GIT_DIR/info/exclude" \
 146                 --exclude-per-directory=.gitignore
 147         else
 148             git-ls-files --others $option \
 149                 --exclude-per-directory=.gitignore
 150         fi |
 151         while read line; do
 152             if [ -z "$hdr_shown" ]; then
 153                 echo '#'
 154                 echo '# Untracked files:'
 155                 echo '#   (use "git add" to add to commit)'
 156                 echo '#'
 157                 hdr_shown=1
 158             fi
 159             echo "#     $line"
 160         done
 161
 162         if test -n "$verbose" -a -z "$IS_INITIAL"
 163         then
 164             git-diff-index --cached -M -p --diff-filter=MDTCRA $REFERENCE
 165         fi
 166         case "$committable" in
 167         0)
 168                 case "$amend" in
 169                 t)
 170                         echo "# No changes" ;;
 171                 *)
 172                         echo "nothing to commit" ;;
 173                 esac
 174                 exit 1 ;;
 175         esac
 176         exit 0
 177     )
 178 }
 179
 180 trap '
 181         test -z "$TMP_INDEX" || {
 182                 test -f "$TMP_INDEX" && rm -f "$TMP_INDEX"
 183         }
 184         rm -f "$NEXT_INDEX"
 185 ' 0
 186
 187 ################################################################
 188 # Command line argument parsing and sanity checking
 189
 190 all=
 191 also=
 192 only=
 193 logfile=
 194 use_commit=
 195 amend=
 196 edit_flag=
 197 no_edit=
 198 log_given=
 199 log_message=
 200 verify=t
 201 verbose=
 202 signoff=
 203 force_author=
 204 only_include_assumed=
 205 untracked_files=
 206 while case "$#" in 0) break;; esac
 207 do
 208   case "$1" in
 209   -F|--F|-f|--f|--fi|--fil|--file)
 210       case "$#" in 1) usage ;; esac
 211       shift
 212       no_edit=t
 213       log_given=t$log_given
 214       logfile="$1"
 215       shift
 216       ;;
 217   -F*|-f*)
 218       no_edit=t
 219       log_given=t$log_given
 220       logfile=`expr "z$1" : 'z-[Ff]\(.*\)'`
 221       shift
 222       ;;
 223   --F=*|--f=*|--fi=*|--fil=*|--file=*)
 224       no_edit=t
 225       log_given=t$log_given
 226       logfile=`expr "z$1" : 'z-[^=]*=\(.*\)'`
 227       shift
 228       ;;
 229   -a|--a|--al|--all)
 230       all=t
 231       shift
 232       ;;
 233   --au=*|--aut=*|--auth=*|--autho=*|--author=*)
 234       force_author=`expr "z$1" : 'z-[^=]*=\(.*\)'`
 235       shift
 236       ;;
 237   --au|--aut|--auth|--autho|--author)
 238       case "$#" in 1) usage ;; esac
 239       shift
 240       force_author="$1"
 241       shift
 242       ;;
 243   -e|--e|--ed|--edi|--edit)
 244       edit_flag=t
 245       shift
 246       ;;
 247   -i|--i|--in|--inc|--incl|--inclu|--includ|--include)
 248       also=t
 249       shift
 250       ;;
 251   -o|--o|--on|--onl|--only)
 252       only=t
 253       shift
 254       ;;
 255   -m|--m|--me|--mes|--mess|--messa|--messag|--message)
 256       case "$#" in 1) usage ;; esac
 257       shift
 258       log_given=m$log_given
 259       if test "$log_message" = ''
 260       then
 261           log_message="$1"
 262       else
 263           log_message="$log_message
 264
 265 $1"
 266       fi
 267       no_edit=t
 268       shift
 269       ;;
 270   -m*)
 271       log_given=m$log_given
 272       if test "$log_message" = ''
 273       then
 274           log_message=`expr "z$1" : 'z-m\(.*\)'`
 275       else
 276           log_message="$log_message
 277
 278 `expr "z$1" : 'z-m\(.*\)'`"
 279       fi
 280       no_edit=t
 281       shift
 282       ;;
 283   --m=*|--me=*|--mes=*|--mess=*|--messa=*|--messag=*|--message=*)
 284       log_given=m$log_given
 285       if test "$log_message" = ''
 286       then
 287           log_message=`expr "z$1" : 'z-[^=]*=\(.*\)'`
 288       else
 289           log_message="$log_message
 290
 291 `expr "z$1" : 'zq-[^=]*=\(.*\)'`"
 292       fi
 293       no_edit=t
 294       shift
 295       ;;
 296   -n|--n|--no|--no-|--no-v|--no-ve|--no-ver|--no-veri|--no-verif|--no-verify)
 297       verify=
 298       shift
 299       ;;
 300   --a|--am|--ame|--amen|--amend)
 301       amend=t
 302       log_given=t$log_given
 303       use_commit=HEAD
 304       shift
 305       ;;
 306   -c)
 307       case "$#" in 1) usage ;; esac
 308       shift
 309       log_given=t$log_given
 310       use_commit="$1"
 311       no_edit=
 312       shift
 313       ;;
 314   --ree=*|--reed=*|--reedi=*|--reedit=*|--reedit-=*|--reedit-m=*|\
 315   --reedit-me=*|--reedit-mes=*|--reedit-mess=*|--reedit-messa=*|\
 316   --reedit-messag=*|--reedit-message=*)
 317       log_given=t$log_given
 318       use_commit=`expr "z$1" : 'z-[^=]*=\(.*\)'`
 319       no_edit=
 320       shift
 321       ;;
 322   --ree|--reed|--reedi|--reedit|--reedit-|--reedit-m|--reedit-me|\
 323   --reedit-mes|--reedit-mess|--reedit-messa|--reedit-messag|--reedit-message)
 324       case "$#" in 1) usage ;; esac
 325       shift
 326       log_given=t$log_given
 327       use_commit="$1"
 328       no_edit=
 329       shift
 330       ;;
 331   -C)
 332       case "$#" in 1) usage ;; esac
 333       shift
 334       log_given=t$log_given
 335       use_commit="$1"
 336       no_edit=t
 337       shift
 338       ;;
 339   --reu=*|--reus=*|--reuse=*|--reuse-=*|--reuse-m=*|--reuse-me=*|\
 340   --reuse-mes=*|--reuse-mess=*|--reuse-messa=*|--reuse-messag=*|\
 341   --reuse-message=*)
 342       log_given=t$log_given
 343       use_commit=`expr "z$1" : 'z-[^=]*=\(.*\)'`
 344       no_edit=t
 345       shift
 346       ;;
 347   --reu|--reus|--reuse|--reuse-|--reuse-m|--reuse-me|--reuse-mes|\
 348   --reuse-mess|--reuse-messa|--reuse-messag|--reuse-message)
 349       case "$#" in 1) usage ;; esac
 350       shift
 351       log_given=t$log_given
 352       use_commit="$1"
 353       no_edit=t
 354       shift
 355       ;;
 356   -s|--s|--si|--sig|--sign|--signo|--signof|--signoff)
 357       signoff=t
 358       shift
 359       ;;
 360   -v|--v|--ve|--ver|--verb|--verbo|--verbos|--verbose)
 361       verbose=t
 362       shift
 363       ;;
 364   -u|--u|--un|--unt|--untr|--untra|--untrac|--untrack|--untracke|--untracked|\
 365   --untracked-|--untracked-f|--untracked-fi|--untracked-fil|--untracked-file|\
 366   --untracked-files)
 367       untracked_files=t
 368       shift
 369       ;;
 370   --)
 371       shift
 372       break
 373       ;;
 374   -*)
 375       usage
 376       ;;
 377   *)
 378       break
 379       ;;
 380   esac
 381 done
 382 case "$edit_flag" in t) no_edit= ;; esac
 383
 384 ################################################################
 385 # Sanity check options
 386
 387 case "$amend,$initial_commit" in
 388 t,t)
 389   die "You do not have anything to amend." ;;
 390 t,)
 391   if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
 392     die "You are in the middle of a merge -- cannot amend."
 393   fi ;;
 394 esac
 395
 396 case "$log_given" in
 397 tt*)
 398   die "Only one of -c/-C/-F can be used." ;;
 399 *tm*|*mt*)
 400   die "Option -m cannot be combined with -c/-C/-F." ;;
 401 esac
 402
 403 case "$#,$also,$only,$amend" in
 404 *,t,t,*)
 405   die "Only one of --include/--only can be used." ;;
 406 0,t,,* | 0,,t,)
 407   die "No paths with --include/--only does not make sense." ;;
 408 0,,t,t)
 409   only_include_assumed="# Clever... amending the last one with dirty index." ;;
 410 0,,,*)
 411   ;;
 412 *,,,*)
 413   only_include_assumed="# Explicit paths specified without -i nor -o; assuming --only paths..."
 414   also=
 415   ;;
 416 esac
 417 unset only
 418 case "$all,$also,$#" in
 419 t,t,*)
 420         die "Cannot use -a and -i at the same time." ;;
 421 t,,[1-9]*)
 422         die "Paths with -a does not make sense." ;;
 423 ,t,0)
 424         die "No paths with -i does not make sense." ;;
 425 esac
 426
 427 ################################################################
 428 # Prepare index to have a tree to be committed
 429
 430 TOP=`git-rev-parse --show-cdup`
 431 if test -z "$TOP"
 432 then
 433         TOP=./
 434 fi
 435
 436 case "$all,$also" in
 437 t,)
 438         save_index &&
 439         (
 440                 cd "$TOP"
 441                 GIT_INDEX_FILE="$NEXT_INDEX"
 442                 export GIT_INDEX_FILE
 443                 git-diff-files --name-only -z |
 444                 git-update-index --remove -z --stdin
 445         )
 446         ;;
 447 ,t)
 448         save_index &&
 449         git-ls-files --error-unmatch -- "$@" >/dev/null || exit
 450
 451         git-diff-files --name-only -z -- "$@"  |
 452         (
 453                 cd "$TOP"
 454                 GIT_INDEX_FILE="$NEXT_INDEX"
 455                 export GIT_INDEX_FILE
 456                 git-update-index --remove -z --stdin
 457         )
 458         ;;
 459 ,)
 460         case "$#" in
 461         0)
 462             ;; # commit as-is
 463         *)
 464             if test -f "$GIT_DIR/MERGE_HEAD"
 465             then
 466                 refuse_partial "Cannot do a partial commit during a merge."
 467             fi
 468             TMP_INDEX="$GIT_DIR/tmp-index$$"
 469             if test -z "$initial_commit"
 470             then
 471                 # make sure index is clean at the specified paths, or
 472                 # they are additions.
 473                 dirty_in_index=`git-diff-index --cached --name-status \
 474                         --diff-filter=DMTU HEAD -- "$@"`
 475                 test -z "$dirty_in_index" ||
 476                 refuse_partial "Different in index and the last commit:
 477 $dirty_in_index"
 478             fi
 479             commit_only=`git-ls-files --error-unmatch -- "$@"` || exit
 480
 481             # Build the temporary index and update the real index
 482             # the same way.
 483             if test -z "$initial_commit"
 484             then
 485                 cp "$THIS_INDEX" "$TMP_INDEX"
 486                 GIT_INDEX_FILE="$TMP_INDEX" git-read-tree -m HEAD
 487             else
 488                     rm -f "$TMP_INDEX"
 489             fi || exit
 490
 491             echo "$commit_only" |
 492             GIT_INDEX_FILE="$TMP_INDEX" \
 493             git-update-index --add --remove --stdin &&
 494
 495             save_index &&
 496             echo "$commit_only" |
 497             (
 498                 GIT_INDEX_FILE="$NEXT_INDEX"
 499                 export GIT_INDEX_FILE
 500                 git-update-index --remove --stdin
 501             ) || exit
 502             ;;
 503         esac
 504         ;;
 505 esac
 506
 507 ################################################################
 508 # If we do as-is commit, the index file will be THIS_INDEX,
 509 # otherwise NEXT_INDEX after we make this commit.  We leave
 510 # the index as is if we abort.
 511
 512 if test -f "$NEXT_INDEX"
 513 then
 514         USE_INDEX="$NEXT_INDEX"
 515 else
 516         USE_INDEX="$THIS_INDEX"
 517 fi
 518
 519 GIT_INDEX_FILE="$USE_INDEX" \
 520     git-update-index -q $unmerged_ok_if_status --refresh || exit
 521
 522 ################################################################
 523 # If the request is status, just show it and exit.
 524
 525 case "$0" in
 526 *status)
 527         run_status
 528         exit $?
 529 esac
 530
 531 ################################################################
 532 # Grab commit message, write out tree and make commit.
 533
 534 if test t = "$verify" && test -x "$GIT_DIR"/hooks/pre-commit
 535 then
 536         if test "$TMP_INDEX"
 537         then
 538                 GIT_INDEX_FILE="$TMP_INDEX" "$GIT_DIR"/hooks/pre-commit
 539         else
 540                 GIT_INDEX_FILE="$USE_INDEX" "$GIT_DIR"/hooks/pre-commit
 541         fi || exit
 542 fi
 543
 544 if test "$log_message" != ''
 545 then
 546         echo "$log_message"
 547 elif test "$logfile" != ""
 548 then
 549         if test "$logfile" = -
 550         then
 551                 test -t 0 &&
 552                 echo >&2 "(reading log message from standard input)"
 553                 cat
 554         else
 555                 cat <"$logfile"
 556         fi
 557 elif test "$use_commit" != ""
 558 then
 559         git-cat-file commit "$use_commit" | sed -e '1,/^$/d'
 560 elif test -f "$GIT_DIR/MERGE_HEAD" && test -f "$GIT_DIR/MERGE_MSG"
 561 then
 562         cat "$GIT_DIR/MERGE_MSG"
 563 elif test -f "$GIT_DIR/SQUASH_MSG"
 564 then
 565         cat "$GIT_DIR/SQUASH_MSG"
 566 fi | git-stripspace >"$GIT_DIR"/COMMIT_EDITMSG
 567
 568 case "$signoff" in
 569 t)
 570         {
 571                 echo
 572                 git-var GIT_COMMITTER_IDENT | sed -e '
 573                         s/>.*/>/
 574                         s/^/Signed-off-by: /
 575                 '
 576         } >>"$GIT_DIR"/COMMIT_EDITMSG
 577         ;;
 578 esac
 579
 580 if test -f "$GIT_DIR/MERGE_HEAD" && test -z "$no_edit"; then
 581         echo "#"
 582         echo "# It looks like you may be committing a MERGE."
 583         echo "# If this is not correct, please remove the file"
 584         echo "# $GIT_DIR/MERGE_HEAD"
 585         echo "# and try again"
 586         echo "#"
 587 fi >>"$GIT_DIR"/COMMIT_EDITMSG
 588
 589 # Author
 590 if test '' != "$force_author"
 591 then
 592         GIT_AUTHOR_NAME=`expr "z$force_author" : 'z\(.*[^ ]\) *<.*'` &&
 593         GIT_AUTHOR_EMAIL=`expr "z$force_author" : '.*\(<.*\)'` &&
 594         test '' != "$GIT_AUTHOR_NAME" &&
 595         test '' != "$GIT_AUTHOR_EMAIL" ||
 596         die "malformed --author parameter"
 597         export GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL
 598 elif test '' != "$use_commit"
 599 then
 600         pick_author_script='
 601         /^author /{
 602                 s/'\''/'\''\\'\'\''/g
 603                 h
 604                 s/^author \([^<]*\) <[^>]*> .*$/\1/
 605                 s/'\''/'\''\'\'\''/g
 606                 s/.*/GIT_AUTHOR_NAME='\''&'\''/p
 607
 608                 g
 609                 s/^author [^<]* <\([^>]*\)> .*$/\1/
 610                 s/'\''/'\''\'\'\''/g
 611                 s/.*/GIT_AUTHOR_EMAIL='\''&'\''/p
 612
 613                 g
 614                 s/^author [^<]* <[^>]*> \(.*\)$/\1/
 615                 s/'\''/'\''\'\'\''/g
 616                 s/.*/GIT_AUTHOR_DATE='\''&'\''/p
 617
 618                 q
 619         }
 620         '
 621         set_author_env=`git-cat-file commit "$use_commit" |
 622         LANG=C LC_ALL=C sed -ne "$pick_author_script"`
 623         eval "$set_author_env"
 624         export GIT_AUTHOR_NAME
 625         export GIT_AUTHOR_EMAIL
 626         export GIT_AUTHOR_DATE
 627 fi
 628
 629 PARENTS="-p HEAD"
 630 if test -z "$initial_commit"
 631 then
 632         rloga='commit'
 633         if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
 634                 rloga='commit (merge)'
 635                 PARENTS="-p HEAD "`sed -e 's/^/-p /' "$GIT_DIR/MERGE_HEAD"`
 636         elif test -n "$amend"; then
 637                 rloga='commit (amend)'
 638                 PARENTS=$(git-cat-file commit HEAD |
 639                         sed -n -e '/^$/q' -e 's/^parent /-p /p')
 640         fi
 641         current=$(git-rev-parse --verify HEAD)
 642 else
 643         if [ -z "$(git-ls-files)" ]; then
 644                 echo >&2 Nothing to commit
 645                 exit 1
 646         fi
 647         PARENTS=""
 648         current=
 649         rloga='commit (initial)'
 650 fi
 651
 652 if test -z "$no_edit"
 653 then
 654         {
 655                 echo ""
 656                 echo "# Please enter the commit message for your changes."
 657                 echo "# (Comment lines starting with '#' will not be included)"
 658                 test -z "$only_include_assumed" || echo "$only_include_assumed"
 659                 run_status
 660         } >>"$GIT_DIR"/COMMIT_EDITMSG
 661 else
 662         # we need to check if there is anything to commit
 663         run_status >/dev/null
 664 fi
 665 if [ "$?" != "0" -a ! -f "$GIT_DIR/MERGE_HEAD" -a -z "$amend" ]
 666 then
 667         rm -f "$GIT_DIR/COMMIT_EDITMSG" "$GIT_DIR/SQUASH_MSG"
 668         run_status
 669         exit 1
 670 fi
 671
 672 case "$no_edit" in
 673 '')
 674         case "${VISUAL:-$EDITOR},$TERM" in
 675         ,dumb)
 676                 echo >&2 "Terminal is dumb but no VISUAL nor EDITOR defined."
 677                 echo >&2 "Please supply the commit log message using either"
 678                 echo >&2 "-m or -F option.  A boilerplate log message has"
 679                 echo >&2 "been prepared in $GIT_DIR/COMMIT_EDITMSG"
 680                 exit 1
 681                 ;;
 682         esac
 683         git-var GIT_AUTHOR_IDENT > /dev/null  || die
 684         git-var GIT_COMMITTER_IDENT > /dev/null  || die
 685         ${VISUAL:-${EDITOR:-vi}} "$GIT_DIR/COMMIT_EDITMSG"
 686         ;;
 687 esac
 688
 689 case "$verify" in
 690 t)
 691         if test -x "$GIT_DIR"/hooks/commit-msg
 692         then
 693                 "$GIT_DIR"/hooks/commit-msg "$GIT_DIR"/COMMIT_EDITMSG || exit
 694         fi
 695 esac
 696
 697 if test -z "$no_edit"
 698 then
 699     sed -e '
 700         /^diff --git a\/.*/{
 701             s///
 702             q
 703         }
 704         /^#/d
 705     ' "$GIT_DIR"/COMMIT_EDITMSG
 706 else
 707     cat "$GIT_DIR"/COMMIT_EDITMSG
 708 fi |
 709 git-stripspace >"$GIT_DIR"/COMMIT_MSG
 710
 711 if cnt=`grep -v -i '^Signed-off-by' "$GIT_DIR"/COMMIT_MSG |
 712         git-stripspace |
 713         wc -l` &&
 714    test 0 -lt $cnt
 715 then
 716         if test -z "$TMP_INDEX"
 717         then
 718                 tree=$(GIT_INDEX_FILE="$USE_INDEX" git-write-tree)
 719         else
 720                 tree=$(GIT_INDEX_FILE="$TMP_INDEX" git-write-tree) &&
 721                 rm -f "$TMP_INDEX"
 722         fi &&
 723         commit=$(cat "$GIT_DIR"/COMMIT_MSG | git-commit-tree $tree $PARENTS) &&
 724         rlogm=$(sed -e 1q "$GIT_DIR"/COMMIT_MSG) &&
 725         git-update-ref -m "$rloga: $rlogm" HEAD $commit $current &&
 726         rm -f -- "$GIT_DIR/MERGE_HEAD" &&
 727         if test -f "$NEXT_INDEX"
 728         then
 729                 mv "$NEXT_INDEX" "$THIS_INDEX"
 730         else
 731                 : ;# happy
 732         fi
 733 else
 734         echo >&2 "* no commit message?  aborting commit."
 735         false
 736 fi
 737 ret="$?"
 738 rm -f "$GIT_DIR/COMMIT_MSG" "$GIT_DIR/COMMIT_EDITMSG" "$GIT_DIR/SQUASH_MSG"
 739 if test -d "$GIT_DIR/rr-cache"
 740 then
 741         git-rerere
 742 fi
 743
 744 if test -x "$GIT_DIR"/hooks/post-commit && test "$ret" = 0
 745 then
 746         "$GIT_DIR"/hooks/post-commit
 747 fi
 748 exit "$ret"