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#!/bin/sh
# Script to add some local git customizations suitable for working
# with the GCC git repository
ask () {
question=$1
default=$2
var=$3
printf "%s [%s]? " "$question" "$default"
read answer
if [ "x$answer" = "x" ]
then
eval $var=\$default
else
eval $var=\$answer
fi
}
# Add a git command to find the git commit equivalent to legacy SVN revision NNN
git config alias.svn-rev '!f() { rev=$1; shift; git log --all --grep="^From-SVN: r\\?$rev\\b" "${@}"; } ; f'
# Add git commands to convert git commit to monotonically increasing revision number
# and vice versa
git config alias.gcc-descr '!f() { "`git rev-parse --show-toplevel`/contrib/git-descr.sh" $@; } ; f'
git config alias.gcc-undescr '!f() { "`git rev-parse --show-toplevel`/contrib/git-undescr.sh" $@; } ; f'
git config alias.gcc-verify '!f() { "`git rev-parse --show-toplevel`/contrib/gcc-changelog/git_check_commit.py" $@; } ; f'
git config alias.gcc-backport '!f() { "`git rev-parse --show-toplevel`/contrib/git-backport.py" $@; } ; f'
git config alias.gcc-fix-changelog '!f() { "`git rev-parse --show-toplevel`/contrib/git-fix-changelog.py" $@; } ; f'
git config alias.gcc-mklog '!f() { "`git rev-parse --show-toplevel`/contrib/mklog.py" $@; } ; f'
git config alias.gcc-commit-mklog '!f() { "`git rev-parse --show-toplevel`/contrib/git-commit-mklog.py" "$@"; }; f'
git config alias.gcc-style '!f() {
check=`git rev-parse --show-toplevel`/contrib/check_GNU_style.py;
arg=; if [ $# -ge 1 ] && [ "$1" != "-f" ]; then arg="$1"; shift;
elif [ $# -eq 3 ]; then arg="$3"; set -- "$1" "$2"; fi
git show $arg | $check "$@" -; }; f'
# Make diff on MD files use "(define" as a function marker.
# Use this in conjunction with a .gitattributes file containing
# *.md diff=md
git config diff.md.xfuncname '^\(define.*$'
# Tell git send-email where patches go.
# ??? Maybe also set sendemail.tocmd to guess from MAINTAINERS?
git config sendemail.to 'gcc-patches@gcc.gnu.org'
set_user=$(git config --get "user.name")
set_email=$(git config --get "user.email")
if [ "x$set_user" = "x" ]
then
# Try to guess the user's name by looking it up in the password file
if type getent >/dev/null 2>&1; then
new_user=$(getent passwd $(whoami) | awk -F: '{ print $5 }')
elif [ $(uname -s) = Darwin ]; then
new_user=$(id -F 2>/dev/null)
fi
if [ "x$new_user" = "x" ]
then
new_user="(no default)"
fi
else
new_user=$set_user
fi
ask "Your name" "${new_user}" new_user
if [ "x$new_user" = "x(no default)" ]
then
echo "Cannot continue, git needs to record your name against commits"
exit 1
fi
if [ "x$set_email" = "x" ]
then
new_email="(no_default)"
else
new_email=$set_email
fi
ask "Your email address (for git commits)" "${new_email}" new_email
if [ "x$new_email" = "x(no default)" ]
then
echo "Cannot continue, git needs to record your email address against commits"
exit 1
fi
if [ "x$set_user" != "x$new_user" ]
then
git config "user.name" "$new_user"
fi
if [ "x$set_email" != "x$new_email" ]
then
git config "user.email" "$new_email"
fi
upstream=$(git config --get "gcc-config.upstream")
if [ "x$upstream" = "x" ]
then
upstream="origin"
fi
ask "Local name for upstream repository" "origin" upstream
v=$(git config --get-all "remote.${upstream}.fetch")
if [ "x$v" = "x" ]
then
echo "Remote $upstream does not seem to exist as a remote"
exit 1
fi
git config "gcc-config.upstream" "$upstream"
remote_id=$(git config --get "gcc-config.user")
if [ "x$remote_id" = "x" ]
then
# See if the url specifies the remote user name.
url=$(git config --get "remote.$upstream.url")
if [ "x$url" = "x" ]
then
# This is a pure guess, but for many people it might be OK.
remote_id=$(whoami)
else
remote_id=$(echo $url | sed 's|^.*ssh://\(..*\)@gcc.gnu.org.*$|\1|')
if [ x$remote_id = x$url ]
then
remote_id=$(whoami)
fi
fi
fi
ask "Account name on gcc.gnu.org (for your personal branches area)" "$remote_id" remote_id
git config "gcc-config.user" "$remote_id"
old_pfx=$(git config --get "gcc-config.userpfx")
if [ "x$old_pfx" = "x" ]
then
old_pfx="me"
fi
echo
echo "Local branch prefix for personal branches you want to share"
echo "(local branches starting <prefix>/ can be pushed directly to your"
ask "personal area on the gcc server)" $old_pfx new_pfx
git config "gcc-config.userpfx" "$new_pfx"
echo
ask "Install prepare-commit-msg git hook for 'git commit-mklog' alias" yes dohook
if [ "x$dohook" = xyes ]; then
hookdir=`git rev-parse --git-path hooks 2>/dev/null`
if [ $? -eq 0 ]; then
if [ -f "$hookdir/prepare-commit-msg" ]; then
echo " Moving existing prepare-commit-msg hook to prepare-commit-msg.bak"
mv "$hookdir/prepare-commit-msg" "$hookdir/prepare-commit-msg.bak"
fi
install -c "`git rev-parse --show-toplevel`/contrib/prepare-commit-msg" "$hookdir"
else
echo " `git --version` is too old, cannot find hooks dir"
fi
fi
url=$(git config --get "remote.${upstream}.url")
echo "Setting up tracking for personal namespace $remote_id in remotes/users/${new_pfx}"
git config "remote.users/${new_pfx}.url" "${url}"
if [ "x$pushurl" != "x" ]
then
git config "remote.users/${new_pfx}.pushurl" "${pushurl}"
fi
git config --replace-all "remote.users/${new_pfx}.fetch" "+refs/users/${remote_id}/heads/*:refs/remotes/users/${new_pfx}/*" "refs/users/${remote_id}/heads/"
git config --replace-all "remote.users/${new_pfx}.fetch" "+refs/users/${remote_id}/tags/*:refs/tags/users/${new_pfx}/*" "refs/users/${remote_id}/tags/"
git config --replace-all "remote.users/${new_pfx}.push" "refs/heads/${new_pfx}/*:refs/users/${remote_id}/heads/*" "refs/users/${remote_id}"
git fetch "users/${new_pfx}"
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