Andrew's git / gitweb.git / git-commit-script
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git-commit-scripton commit [PATCH] git-applymbox: verify that index is clean (d571c2b)
   1#!/bin/sh
   2#
   3# Copyright (c) 2005 Linus Torvalds
   4#
   5
   6. git-sh-setup-script || die "Not a git archive"
   7
   8usage () {
   9        die 'git commit [-a]  [-m <message>] [-F <logfile>] [(-C|-c) <commit>] [<path>...]'
  10}
  11
  12all= logfile= use_commit= no_edit= log_given= log_message= verify= signoff=
  13while case "$#" in 0) break;; esac
  14do
  15  case "$1" in
  16  -a|--a|--al|--all)
  17    all=t
  18    shift ;;
  19  -F=*|--f=*|--fi=*|--fil=*|--file=*)
  20    log_given=t$log_given
  21    logfile=`expr "$1" : '-[^=]*=\(.*\)'`
  22    no_edit=t
  23    shift ;;
  24  -F|--f|--fi|--fil|--file)
  25    case "$#" in 1) usage ;; esac; shift
  26    log_given=t$log_given
  27    logfile="$1"
  28    no_edit=t
  29    shift ;;
  30  -m=*|--m=*|--me=*|--mes=*|--mess=*|--messa=*|--messag=*|--message=*)
  31    log_given=t$log_given
  32    log_message=`expr "$1" : '-[^=]*=\(.*\)'`
  33    no_edit=t
  34    shift ;;
  35  -m|--m|--me|--mes|--mess|--messa|--messag|--message)
  36    case "$#" in 1) usage ;; esac; shift
  37    log_given=t$log_given
  38    log_message="$1"
  39    no_edit=t
  40    shift ;;
  41  -c=*|--ree=*|--reed=*|--reedi=*|--reedit=*|--reedit-=*|--reedit-m=*|\
  42  --reedit-me=*|--reedit-mes=*|--reedit-mess=*|--reedit-messa=*|\
  43  --reedit-messag=*|--reedit-message=*)
  44    log_given=t$log_given
  45    use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
  46    shift ;;
  47  -c|--ree|--reed|--reedi|--reedit|--reedit-|--reedit-m|--reedit-me|\
  48  --reedit-mes|--reedit-mess|--reedit-messa|--reedit-messag|--reedit-message)
  49    case "$#" in 1) usage ;; esac; shift
  50    log_given=t$log_given
  51    use_commit="$1"
  52    shift ;;
  53  -C=*|--reu=*|--reus=*|--reuse=*|--reuse-=*|--reuse-m=*|--reuse-me=*|\
  54  --reuse-mes=*|--reuse-mess=*|--reuse-messa=*|--reuse-messag=*|\
  55  --reuse-message=*)
  56    log_given=t$log_given
  57    use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
  58    no_edit=t
  59    shift ;;
  60  -C|--reu|--reus|--reuse|--reuse-|--reuse-m|--reuse-me|--reuse-mes|\
  61  --reuse-mess|--reuse-messa|--reuse-messag|--reuse-message)
  62    case "$#" in 1) usage ;; esac; shift
  63    log_given=t$log_given
  64    use_commit="$1"
  65    no_edit=t
  66    shift ;;
  67  -s|--s|--si|--sig|--sign|--signo|--signof|--signoff)
  68    signoff=t
  69    shift ;;
  70  -v|--v|--ve|--ver|--veri|--verif|--verify)
  71    verify=t
  72    shift ;;
  73  --)
  74    shift
  75    break ;;
  76  -*)
  77     usage ;;
  78  *)
  79    break ;;
  80  esac
  81done
  82
  83case "$log_given" in
  84tt*)
  85  die "Only one of -c/-C/-F/-m can be used." ;;
  86esac
  87
  88case "$all,$#" in
  89t,*)
  90        git-diff-files --name-only -z |
  91        xargs -0 git-update-cache -q --
  92        ;;
  93,0)
  94        ;;
  95*)
  96        git-diff-files --name-only -z "$@" |
  97        xargs -0 git-update-cache -q --
  98        ;;
  99esac || exit 1
 100git-update-cache -q --refresh || exit 1
 101
 102case "$verify" in
 103t)
 104        # This is slightly modified from Andrew Morton's Perfect Patch.
 105        # Lines you introduce should not have trailing whitespace.
 106        # Also check for an indentation that has SP before a TAB.
 107        perl -e '
 108            my $fh;
 109            my $found_bad = 0;
 110            my $filename;
 111            my $reported_filename = "";
 112            my $lineno;
 113            sub bad_line {
 114                my ($why, $line) = @_;
 115                if (!$found_bad) {
 116                    print "*\n";
 117                    print "* You have some suspicious patch lines:\n";
 118                    print "*\n";
 119                    $found_bad = 1;
 120                }
 121                if ($reported_filename ne $filename) {
 122                    print "* In $filename\n";
 123                    $reported_filename = $filename;
 124                }
 125                print "* $why (line $lineno)\n$line\n";
 126            }
 127            open $fh, "-|", qw(git-diff-cache -p -M --cached HEAD);
 128            while (<$fh>) {
 129                if (m|^diff --git a/(.*) b/\1$|) {
 130                    $filename = $1;
 131                    next;
 132                }
 133                if (/^@@ -\S+ \+(\d+)/) {
 134                    $lineno = $1 - 1;
 135                    next;
 136                }
 137                if (/^ /) {
 138                    $lineno++;
 139                    next;
 140                }
 141                if (s/^\+//) {
 142                    $lineno++;
 143                    chomp;
 144                    if (/\s$/) {
 145                        bad_line("trailing whitespace", $_);
 146                    }
 147                    if (/^\s*   /) {
 148                        bad_line("indent SP followed by a TAB", $_);
 149                    }
 150                }
 151            }
 152            exit($found_bad);
 153        ' || exit ;;
 154esac
 155
 156PARENTS="-p HEAD"
 157if [ ! -r "$GIT_DIR/HEAD" ]; then
 158        if [ -z "$(git-ls-files)" ]; then
 159                echo Nothing to commit 1>&2
 160                exit 1
 161        fi
 162        {
 163                echo "#"
 164                echo "# Initial commit"
 165                case "$no_edit" in
 166                t) echo "# (ignoring your commit message for initial commit)"
 167                   no_edit= 
 168                esac
 169                echo "#"
 170                git-ls-files | sed 's/^/# New file: /'
 171                echo "#"
 172        } >.editmsg
 173        PARENTS=""
 174        no_edit=
 175else
 176        if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
 177                {
 178                echo "#"
 179                echo "# It looks like your may be committing a MERGE."
 180                echo "# If this is not correct, please remove the file"
 181                echo "# $GIT_DIR/MERGE_HEAD"
 182                echo "# and try again"
 183                case "$no_edit" in
 184                t) echo "# (ignoring your commit message for merge commit)"
 185                   no_edit= 
 186                esac
 187                echo "#"
 188                } |
 189                git-stripspace >.editmsg
 190                PARENTS="-p HEAD -p MERGE_HEAD"
 191        elif test "$log_message" != ''
 192        then
 193                echo "$log_message" |
 194                git-stripspace >.editmsg
 195        elif test "$logfile" != ""
 196        then
 197                if test "$logfile" = -
 198                then
 199                        test -t 0 &&
 200                        echo >&2 "(reading log message from standard input)"
 201                        cat
 202                else
 203                        cat <"$logfile"
 204                fi |
 205                git-stripspace >.editmsg
 206        elif test "$use_commit" != ""
 207        then
 208                pick_author_script='
 209                /^author /{
 210                        h
 211                        s/^author \([^<]*\) <[^>]*> .*$/\1/
 212                        s/'\''/'\''\'\'\''/g
 213                        s/.*/GIT_AUTHOR_NAME='\''&'\''/p
 214
 215                        g
 216                        s/^author [^<]* <\([^>]*\)> .*$/\1/
 217                        s/'\''/'\''\'\'\''/g
 218                        s/.*/GIT_AUTHOR_EMAIL='\''&'\''/p
 219
 220                        g
 221                        s/^author [^<]* <[^>]*> \(.*\)$/\1/
 222                        s/'\''/'\''\'\'\''/g
 223                        s/.*/GIT_AUTHOR_DATE='\''&'\''/p
 224
 225                        q
 226                }
 227                '
 228                set_author_env=`git-cat-file commit "$use_commit" |
 229                sed -ne "$pick_author_script"`
 230                eval "$set_author_env"
 231                export GIT_AUTHOR_NAME
 232                export GIT_AUTHOR_EMAIL
 233                export GIT_AUTHOR_DATE
 234                git-cat-file commit "$use_commit" |
 235                sed -e '1,/^$/d' |
 236                git-stripspace >.editmsg
 237        fi
 238
 239        case "$signoff" in
 240        t)
 241                git-var GIT_COMMITTER_IDENT | sed -e '
 242                        s/>.*/>/
 243                        s/^/Signed-off-by: /' >>.editmsg ;;
 244        esac
 245        git-status-script >>.editmsg
 246fi
 247if [ "$?" != "0" -a ! -f $GIT_DIR/MERGE_HEAD ]
 248then
 249        cat .editmsg
 250        rm .editmsg
 251        exit 1
 252fi
 253case "$no_edit" in
 254'')
 255        ${VISUAL:-${EDITOR:-vi}} .editmsg
 256        ;;
 257esac
 258grep -v '^#' < .editmsg | git-stripspace > .cmitmsg
 259grep -v -i '^Signed-off-by' .cmitmsg >.cmitchk
 260if test -s .cmitchk
 261then
 262        tree=$(git-write-tree) &&
 263        commit=$(cat .cmitmsg | git-commit-tree $tree $PARENTS) &&
 264        echo $commit > "$GIT_DIR/HEAD" &&
 265        rm -f -- "$GIT_DIR/MERGE_HEAD"
 266else
 267        echo >&2 "* no commit message?  aborting commit."
 268        false
 269fi
 270ret="$?"
 271rm -f .cmitmsg .editmsg .cmitchk
 272exit "$ret"