libretro-super/script-modules/fetch-rules.sh

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# vim: set ts=3 sw=3 noet ft=sh : bash
# fetch_git: Clones or pulls updates from a git repository into a local directory
#
# $1 The URI to fetch
# $2 The local directory to fetch to (relative)
# $3 The pretty name for the === Fetching line ("" to print nothing)
# $4 Set to clone --recursive
# $5 Set to pull --recursive
#
# NOTE: git _now_ has a -C argument that would replace the cd commands in
# this rule, but this is a fairly recent addition to git, so we can't
# use it here. --iKarith
fetch_git() {
fetch_dir="$WORKDIR/$2"
[ -n "$3" ] && echo "=== Fetching $3 ==="
if [ -d "$fetch_dir/.git" ]; then
echo "cd \"$fetch_dir\""
cd "$fetch_dir"
echo "git pull"
git pull
if [ -n "$5" ]; then
echo "git submodule foreach git pull origin master"
git submodule foreach git pull origin master
fi
else
echo "git clone \"$1\" \"$WORKDIR/$2\""
git clone "$1" "$WORKDIR/$2"
if [ -n "$4" ]; then
echo "cd \"$fetch_dir\""
cd "$fetch_dir"
echo "git submodule update --init"
git submodule update --init
fi
fi
}
# revision_git: # Output the hash of the last commit in a git repository
#
# $1 Local directory to run git in
revision_git() {
cd "$WORKDIR/$1"
git log -n 1 --pretty=format:%H
}