git-commit.shon commit git-fetch/push/pull: documentation. (d6a7359)
   1#!/bin/sh
   2#
   3# Copyright (c) 2005 Linus Torvalds
   4#
   5
   6. git-sh-setup || die "Not a git archive"
   7
   8usage () {
   9        die 'git commit [-a] [-v | --no-verify]  [-m <message>] [-F <logfile>] [(-C|-c) <commit>] [<path>...]'
  10}
  11
  12all= logfile= use_commit= no_edit= log_given= log_message= verify=t 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="$1"
  65    no_edit=t
  66    shift ;;
  67  -e|--e|--ed|--edi|--edit)
  68    no_edit=
  69    shift ;;
  70  -s|--s|--si|--sig|--sign|--signo|--signof|--signoff)
  71    signoff=t
  72    shift ;;
  73  -n|--n|--no|--no-|--no-v|--no-ve|--no-ver|--no-veri|--no-verif|--no-verify)
  74    verify=
  75    shift ;;
  76  -v|--v|--ve|--ver|--veri|--verif|--verify)
  77    verify=t
  78    shift ;;
  79  --)
  80    shift
  81    break ;;
  82  -*)
  83     usage ;;
  84  *)
  85    break ;;
  86  esac
  87done
  88
  89case "$log_given" in
  90tt*)
  91  die "Only one of -c/-C/-F/-m can be used." ;;
  92esac
  93
  94case "$all,$#" in
  95t,*)
  96        git-diff-files --name-only -z |
  97        git-update-index --remove -z --stdin
  98        ;;
  99,0)
 100        ;;
 101*)
 102        git-diff-files --name-only -z -- "$@" |
 103        git-update-index --remove -z --stdin
 104        ;;
 105esac || exit 1
 106git-update-index -q --refresh || exit 1
 107
 108case "$verify" in
 109t)
 110        if test -x "$GIT_DIR"/hooks/pre-commit
 111        then
 112                "$GIT_DIR"/hooks/pre-commit || exit
 113        fi
 114esac
 115
 116if test "$log_message" != ''
 117then
 118        echo "$log_message"
 119elif test "$logfile" != ""
 120then
 121        if test "$logfile" = -
 122        then
 123                test -t 0 &&
 124                echo >&2 "(reading log message from standard input)"
 125                cat
 126        else
 127                cat <"$logfile"
 128        fi
 129elif test "$use_commit" != ""
 130then
 131        git-cat-file commit "$use_commit" | sed -e '1,/^$/d'
 132fi | git-stripspace >"$GIT_DIR"/COMMIT_EDITMSG
 133
 134case "$signoff" in
 135t)
 136        {
 137                echo
 138                git-var GIT_COMMITTER_IDENT | sed -e '
 139                        s/>.*/>/
 140                        s/^/Signed-off-by: /
 141                '
 142        } >>"$GIT_DIR"/COMMIT_EDITMSG
 143        ;;
 144esac
 145
 146if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
 147
 148        test -f "$GIT_DIR/MERGE_MSG" && cat "$GIT_DIR/MERGE_MSG"
 149
 150        echo "#"
 151        echo "# It looks like your may be committing a MERGE."
 152        echo "# If this is not correct, please remove the file"
 153        echo "# $GIT_DIR/MERGE_HEAD"
 154        echo "# and try again"
 155        echo "#"
 156fi >>"$GIT_DIR"/COMMIT_EDITMSG
 157
 158PARENTS="-p HEAD"
 159if GIT_DIR="$GIT_DIR" git-rev-parse --verify HEAD >/dev/null 2>&1
 160then
 161        if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
 162                PARENTS="-p HEAD "`sed -e 's/^/-p /' "$GIT_DIR/MERGE_HEAD"`
 163        fi
 164        if test "$use_commit" != ""
 165        then
 166                pick_author_script='
 167                /^author /{
 168                        h
 169                        s/^author \([^<]*\) <[^>]*> .*$/\1/
 170                        s/'\''/'\''\'\'\''/g
 171                        s/.*/GIT_AUTHOR_NAME='\''&'\''/p
 172
 173                        g
 174                        s/^author [^<]* <\([^>]*\)> .*$/\1/
 175                        s/'\''/'\''\'\'\''/g
 176                        s/.*/GIT_AUTHOR_EMAIL='\''&'\''/p
 177
 178                        g
 179                        s/^author [^<]* <[^>]*> \(.*\)$/\1/
 180                        s/'\''/'\''\'\'\''/g
 181                        s/.*/GIT_AUTHOR_DATE='\''&'\''/p
 182
 183                        q
 184                }
 185                '
 186                set_author_env=`git-cat-file commit "$use_commit" |
 187                sed -ne "$pick_author_script"`
 188                eval "$set_author_env"
 189                export GIT_AUTHOR_NAME
 190                export GIT_AUTHOR_EMAIL
 191                export GIT_AUTHOR_DATE
 192        fi
 193else
 194        if [ -z "$(git-ls-files)" ]; then
 195                echo Nothing to commit 1>&2
 196                exit 1
 197        fi
 198        PARENTS=""
 199fi
 200git-status >>"$GIT_DIR"/COMMIT_EDITMSG
 201if [ "$?" != "0" -a ! -f "$GIT_DIR/MERGE_HEAD" ]
 202then
 203        rm -f "$GIT_DIR/COMMIT_EDITMSG"
 204        git-status
 205        exit 1
 206fi
 207case "$no_edit" in
 208'')
 209        ${VISUAL:-${EDITOR:-vi}} "$GIT_DIR/COMMIT_EDITMSG"
 210        ;;
 211esac
 212
 213case "$verify" in
 214t)
 215        if test -x "$GIT_DIR"/hooks/commit-msg
 216        then
 217                "$GIT_DIR"/hooks/commit-msg "$GIT_DIR"/COMMIT_EDITMSG || exit
 218        fi
 219esac
 220
 221grep -v '^#' < "$GIT_DIR"/COMMIT_EDITMSG |
 222git-stripspace > "$GIT_DIR"/COMMIT_MSG
 223
 224if cnt=`grep -v -i '^Signed-off-by' "$GIT_DIR"/COMMIT_MSG |
 225        git-stripspace |
 226        wc -l` &&
 227   test 0 -lt $cnt
 228then
 229        tree=$(git-write-tree) &&
 230        commit=$(cat "$GIT_DIR"/COMMIT_MSG | git-commit-tree $tree $PARENTS) &&
 231        git-update-ref HEAD $commit $current &&
 232        rm -f -- "$GIT_DIR/MERGE_HEAD"
 233else
 234        echo >&2 "* no commit message?  aborting commit."
 235        false
 236fi
 237ret="$?"
 238rm -f "$GIT_DIR/COMMIT_MSG" "$GIT_DIR/COMMIT_EDITMSG"
 239
 240if test -x "$GIT_DIR"/hooks/post-commit && test "$ret" = 0
 241then
 242        "$GIT_DIR"/hooks/post-commit
 243fi
 244exit "$ret"