git/git-commit.sh
Junio C Hamano 7334f06ce6 Do not fall back on vi on dumb terminals.
When TERM is set to 'dumb', do not start vi to edit the commit log
message.

Suggested by Amos Waterland.

Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-02-04 22:16:22 -08:00

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#!/bin/sh
#
# Copyright (c) 2005 Linus Torvalds
#
USAGE='[-a] [-s] [-v | --no-verify] [-m <message> | -F <logfile> | (-C|-c) <commit>] [-e] [<path>...]'
. git-sh-setup
all= logfile= use_commit= no_edit= log_given= log_message= verify=t signoff=
while case "$#" in 0) break;; esac
do
case "$1" in
-a|--a|--al|--all)
all=t
shift ;;
-F=*|--f=*|--fi=*|--fil=*|--file=*)
log_given=t$log_given
logfile=`expr "$1" : '-[^=]*=\(.*\)'`
no_edit=t
shift ;;
-F|--f|--fi|--fil|--file)
case "$#" in 1) usage ;; esac; shift
log_given=t$log_given
logfile="$1"
no_edit=t
shift ;;
-m=*|--m=*|--me=*|--mes=*|--mess=*|--messa=*|--messag=*|--message=*)
log_given=t$log_given
log_message=`expr "$1" : '-[^=]*=\(.*\)'`
no_edit=t
shift ;;
-m|--m|--me|--mes|--mess|--messa|--messag|--message)
case "$#" in 1) usage ;; esac; shift
log_given=t$log_given
log_message="$1"
no_edit=t
shift ;;
-c=*|--ree=*|--reed=*|--reedi=*|--reedit=*|--reedit-=*|--reedit-m=*|\
--reedit-me=*|--reedit-mes=*|--reedit-mess=*|--reedit-messa=*|\
--reedit-messag=*|--reedit-message=*)
log_given=t$log_given
use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
shift ;;
-c|--ree|--reed|--reedi|--reedit|--reedit-|--reedit-m|--reedit-me|\
--reedit-mes|--reedit-mess|--reedit-messa|--reedit-messag|--reedit-message)
case "$#" in 1) usage ;; esac; shift
log_given=t$log_given
use_commit="$1"
shift ;;
-C=*|--reu=*|--reus=*|--reuse=*|--reuse-=*|--reuse-m=*|--reuse-me=*|\
--reuse-mes=*|--reuse-mess=*|--reuse-messa=*|--reuse-messag=*|\
--reuse-message=*)
log_given=t$log_given
use_commit=`expr "$1" : '-[^=]*=\(.*\)'`
no_edit=t
shift ;;
-C|--reu|--reus|--reuse|--reuse-|--reuse-m|--reuse-me|--reuse-mes|\
--reuse-mess|--reuse-messa|--reuse-messag|--reuse-message)
case "$#" in 1) usage ;; esac; shift
log_given=t$log_given
use_commit="$1"
no_edit=t
shift ;;
-e|--e|--ed|--edi|--edit)
no_edit=
shift ;;
-s|--s|--si|--sig|--sign|--signo|--signof|--signoff)
signoff=t
shift ;;
-n|--n|--no|--no-|--no-v|--no-ve|--no-ver|--no-veri|--no-verif|--no-verify)
verify=
shift ;;
-v|--v|--ve|--ver|--veri|--verif|--verify)
verify=t
shift ;;
--)
shift
break ;;
-*)
usage ;;
*)
break ;;
esac
done
case "$log_given" in
tt*)
die "Only one of -c/-C/-F/-m can be used." ;;
esac
case "$all,$#" in
t,0)
git-diff-files --name-only -z |
git-update-index --remove -z --stdin
;;
t,*)
die "Cannot use -a and explicit files at the same time."
;;
,0)
;;
*)
git-diff-files --name-only -z -- "$@" |
git-update-index --remove -z --stdin
;;
esac || exit 1
git-update-index -q --refresh || exit 1
case "$verify" in
t)
if test -x "$GIT_DIR"/hooks/pre-commit
then
"$GIT_DIR"/hooks/pre-commit || exit
fi
esac
if test "$log_message" != ''
then
echo "$log_message"
elif test "$logfile" != ""
then
if test "$logfile" = -
then
test -t 0 &&
echo >&2 "(reading log message from standard input)"
cat
else
cat <"$logfile"
fi
elif test "$use_commit" != ""
then
git-cat-file commit "$use_commit" | sed -e '1,/^$/d'
elif test -f "$GIT_DIR/MERGE_HEAD" && test -f "$GIT_DIR/MERGE_MSG"
then
cat "$GIT_DIR/MERGE_MSG"
fi | git-stripspace >"$GIT_DIR"/COMMIT_EDITMSG
case "$signoff" in
t)
{
echo
git-var GIT_COMMITTER_IDENT | sed -e '
s/>.*/>/
s/^/Signed-off-by: /
'
} >>"$GIT_DIR"/COMMIT_EDITMSG
;;
esac
if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
echo "#"
echo "# It looks like you may be committing a MERGE."
echo "# If this is not correct, please remove the file"
echo "# $GIT_DIR/MERGE_HEAD"
echo "# and try again"
echo "#"
fi >>"$GIT_DIR"/COMMIT_EDITMSG
PARENTS="-p HEAD"
if GIT_DIR="$GIT_DIR" git-rev-parse --verify HEAD >/dev/null 2>&1
then
if [ -f "$GIT_DIR/MERGE_HEAD" ]; then
PARENTS="-p HEAD "`sed -e 's/^/-p /' "$GIT_DIR/MERGE_HEAD"`
fi
if test "$use_commit" != ""
then
pick_author_script='
/^author /{
s/'\''/'\''\\'\'\''/g
h
s/^author \([^<]*\) <[^>]*> .*$/\1/
s/'\''/'\''\'\'\''/g
s/.*/GIT_AUTHOR_NAME='\''&'\''/p
g
s/^author [^<]* <\([^>]*\)> .*$/\1/
s/'\''/'\''\'\'\''/g
s/.*/GIT_AUTHOR_EMAIL='\''&'\''/p
g
s/^author [^<]* <[^>]*> \(.*\)$/\1/
s/'\''/'\''\'\'\''/g
s/.*/GIT_AUTHOR_DATE='\''&'\''/p
q
}
'
set_author_env=`git-cat-file commit "$use_commit" |
LANG=C LC_ALL=C sed -ne "$pick_author_script"`
eval "$set_author_env"
export GIT_AUTHOR_NAME
export GIT_AUTHOR_EMAIL
export GIT_AUTHOR_DATE
fi
else
if [ -z "$(git-ls-files)" ]; then
echo Nothing to commit 1>&2
exit 1
fi
PARENTS=""
fi
git-status >>"$GIT_DIR"/COMMIT_EDITMSG
if [ "$?" != "0" -a ! -f "$GIT_DIR/MERGE_HEAD" ]
then
rm -f "$GIT_DIR/COMMIT_EDITMSG"
git-status
exit 1
fi
case "$no_edit" in
'')
case "${VISUAL:-$EDITOR},$TERM" in
,dumb)
echo >&2 "Terminal is dumb but no VISUAL nor EDITOR defined."
echo >&2 "Please supply the commit log message using either"
echo >&2 "-m or -F option. A boilerplate log message has"
echo >&2 "been prepared in $GIT_DIR/COMMIT_EDITMSG"
exit 1 ;;
esac
${VISUAL:-${EDITOR:-vi}} "$GIT_DIR/COMMIT_EDITMSG"
;;
esac
case "$verify" in
t)
if test -x "$GIT_DIR"/hooks/commit-msg
then
"$GIT_DIR"/hooks/commit-msg "$GIT_DIR"/COMMIT_EDITMSG || exit
fi
esac
grep -v '^#' < "$GIT_DIR"/COMMIT_EDITMSG |
git-stripspace > "$GIT_DIR"/COMMIT_MSG
if cnt=`grep -v -i '^Signed-off-by' "$GIT_DIR"/COMMIT_MSG |
git-stripspace |
wc -l` &&
test 0 -lt $cnt
then
tree=$(git-write-tree) &&
commit=$(cat "$GIT_DIR"/COMMIT_MSG | git-commit-tree $tree $PARENTS) &&
git-update-ref HEAD $commit $current &&
rm -f -- "$GIT_DIR/MERGE_HEAD"
else
echo >&2 "* no commit message? aborting commit."
false
fi
ret="$?"
rm -f "$GIT_DIR/COMMIT_MSG" "$GIT_DIR/COMMIT_EDITMSG"
if test -x "$GIT_DIR"/hooks/post-commit && test "$ret" = 0
then
"$GIT_DIR"/hooks/post-commit
fi
exit "$ret"