#!/bin/sh
#
-destination=FETCH_HEAD
+. git-sh-setup-script || die "Not a git archive"
+. git-parse-remote "$@"
+merge_repo="$_remote_repo"
+merge_head="$_remote_head"
+merge_store="$_remote_store"
-merge_repo=$1
-merge_name=${2:-HEAD}
-if [ "$2" = "tag" ]; then
- merge_name="refs/tags/$3"
- destination="$merge_name"
-fi
-
-: ${GIT_DIR=.git}
-: ${GIT_OBJECT_DIRECTORY="${SHA1_FILE_DIRECTORY-"$GIT_DIR/objects"}"}
TMP_HEAD="$GIT_DIR/TMP_HEAD"
case "$merge_repo" in
-http://*)
- head=$(wget -q -O - "$merge_repo/$merge_name") || exit 1
- echo Fetching $head using http
- git-http-pull -v -a "$head" "$merge_repo/"
+http://* | https://*)
+ if [ -n "$GIT_SSL_NO_VERIFY" ]; then
+ curl_extra_args="-k"
+ fi
+ _x40='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]' &&
+ _x40="$_x40$_x40$_x40$_x40$_x40$_x40$_x40$_x40" &&
+ head=$(curl -nsf $curl_extra_args "$merge_repo/$merge_head") &&
+ expr "$head" : "$_x40\$" >/dev/null || {
+ echo >&2 "Failed to fetch $merge_head from $merge_repo"
+ exit 1
+ }
+ echo Fetching "$merge_head" using http
+ git-http-pull -v -a "$head" "$merge_repo/" || exit
;;
rsync://*)
- rsync -L "$merge_repo/$merge_name" "$TMP_HEAD" || exit 1
+ rsync -L "$merge_repo/$merge_head" "$TMP_HEAD" || exit 1
head=$(git-rev-parse TMP_HEAD)
rm -f "$TMP_HEAD"
rsync -avz --ignore-existing "$merge_repo/objects/" "$GIT_OBJECT_DIRECTORY/"
;;
*)
- head=$(git-fetch-pack "$merge_repo" "$merge_name")
+ head=$(git-fetch-pack "$merge_repo" "$merge_head")
+ if h=`expr "$head" : '\([^ ][^ ]*\) '`
+ then
+ head=$h
+ fi
;;
esac || exit 1
+
git-rev-parse --verify "$head" > /dev/null || exit 1
-echo "$head" > "$GIT_DIR/$destination"
+
+case "$merge_store" in
+'')
+ ;;
+*)
+ echo "$head" > "$GIT_DIR/$merge_store"
+esac &&
+
+# FETCH_HEAD is fed to git-resolve-script which will eventually be
+# passed to git-commit-tree as one of the parents. Make sure we do
+# not give a tag object ID.
+
+git-rev-parse "$head^0" >"$GIT_DIR/FETCH_HEAD"