}
usage() {
- die "Usage: $0 [--template=<template_directory>] [--no-separate-remote] [--reference <reference-repo>] [--bare] [-l [-s]] [-q] [-u <upload-pack>] [--origin <name>] [-n] <repo> [<dir>]"
+ die "Usage: $0 [--template=<template_directory>] [--reference <reference-repo>] [--bare] [-l [-s]] [-q] [-u <upload-pack>] [--origin <name>] [--depth <n>] [-n] <repo> [<dir>]"
}
get_repo_base() {
clone_tmp="$GIT_DIR/clone-tmp" &&
mkdir -p "$clone_tmp" || exit 1
if [ -n "$GIT_CURL_FTP_NO_EPSV" -o \
- "`git-repo-config --bool http.noEPSV`" = true ]; then
+ "`git-config --bool http.noEPSV`" = true ]; then
curl_extra_args="${curl_extra_args} --disable-epsv"
fi
http_fetch "$1/info/refs" "$clone_tmp/refs" ||
rm -f "$GIT_DIR/REMOTE_HEAD"
}
-# Read git-fetch-pack -k output and store the remote branches.
-copy_refs='
-use File::Path qw(mkpath);
-use File::Basename qw(dirname);
-my $git_dir = $ARGV[0];
-my $use_separate_remote = $ARGV[1];
-my $origin = $ARGV[2];
-
-my $branch_top = ($use_separate_remote ? "remotes/$origin" : "heads");
-my $tag_top = "tags";
-
-sub store {
- my ($sha1, $name, $top) = @_;
- $name = "$git_dir/refs/$top/$name";
- mkpath(dirname($name));
- open O, ">", "$name";
- print O "$sha1\n";
- close O;
-}
-
-open FH, "<", "$git_dir/CLONE_HEAD";
-while (<FH>) {
- my ($sha1, $name) = /^([0-9a-f]{40})\s(.*)$/;
- next if ($name =~ /\^\173/);
- if ($name eq "HEAD") {
- open O, ">", "$git_dir/REMOTE_HEAD";
- print O "$sha1\n";
- close O;
- next;
- }
- if ($name =~ s/^refs\/heads\///) {
- store($sha1, $name, $branch_top);
- next;
- }
- if ($name =~ s/^refs\/tags\///) {
- store($sha1, $name, $tag_top);
- next;
- }
-}
-close FH;
-'
-
quiet=
local=no
use_local=no
origin=
origin_override=
use_separate_remote=t
+depth=
while
case "$#,$1" in
0,*) break ;;
*,--template=*)
template="$1" ;;
*,-q|*,--quiet) quiet=-q ;;
- *,--use-separate-remote)
- # default
- use_separate_remote=t ;;
+ *,--use-separate-remote) ;;
*,--no-separate-remote)
- use_separate_remote= ;;
+ die "clones are always made with separate-remote layout" ;;
1,--reference) usage ;;
*,--reference)
shift; reference="$1" ;;
1,-u|1,--upload-pack) usage ;;
*,-u|*,--upload-pack)
shift
- upload_pack="--exec=$1" ;;
+ upload_pack="--upload-pack=$1" ;;
+ *,--upload-pack=*)
+ upload_pack=--upload-pack=$(expr "z$1" : 'z-[^=]*=\(.*\)') ;;
+ 1,--depth) usage;;
+ *,--depth)
+ shift
+ depth="--depth=$1";;
*,-*) usage ;;
*) break ;;
esac
GIT_DIR="$D" ;;
*)
GIT_DIR="$D/.git" ;;
-esac && export GIT_DIR && git-init-db ${template+"$template"} || usage
+esac && export GIT_DIR && git-init ${template+"$template"} || usage
if test -n "$reference"
then
+ ref_git=
if test -d "$reference"
then
if test -d "$reference/.git/objects"
then
- reference="$reference/.git"
+ ref_git="$reference/.git"
+ elif test -d "$reference/objects"
+ then
+ ref_git="$reference"
fi
- reference=$(cd "$reference" && pwd)
- echo "$reference/objects" >"$GIT_DIR/objects/info/alternates"
- (cd "$reference" && tar cf - refs) |
- (cd "$GIT_DIR/refs" &&
- mkdir reference-tmp &&
- cd reference-tmp &&
- tar xf -)
+ fi
+ if test -n "$ref_git"
+ then
+ ref_git=$(cd "$ref_git" && pwd)
+ echo "$ref_git/objects" >"$GIT_DIR/objects/info/alternates"
+ (
+ GIT_DIR="$ref_git" git for-each-ref \
+ --format='%(objectname) %(*objectname)'
+ ) |
+ while read a b
+ do
+ test -z "$a" ||
+ git update-ref "refs/reference-tmp/$a" "$a"
+ test -z "$b" ||
+ git update-ref "refs/reference-tmp/$b" "$b"
+ done
else
die "reference repository '$reference' is not a local directory."
fi
*)
case "$repo" in
rsync://*)
+ case "$depth" in
+ "") ;;
+ *) die "shallow over rsync not supported" ;;
+ esac
rsync $quiet -av --ignore-existing \
--exclude info "$repo/objects/" "$GIT_DIR/objects/" ||
exit
git-ls-remote "$repo" >"$GIT_DIR/CLONE_HEAD" || exit 1
;;
https://*|http://*|ftp://*)
+ case "$depth" in
+ "") ;;
+ *) die "shallow over http or ftp not supported" ;;
+ esac
if test -z "@@NO_CURL@@"
then
clone_dumb_http "$repo" "$D"
;;
*)
case "$upload_pack" in
- '') git-fetch-pack --all -k $quiet "$repo" ;;
- *) git-fetch-pack --all -k $quiet "$upload_pack" "$repo" ;;
+ '') git-fetch-pack --all -k $quiet $depth "$repo" ;;
+ *) git-fetch-pack --all -k $quiet "$upload_pack" $depth "$repo" ;;
esac >"$GIT_DIR/CLONE_HEAD" ||
die "fetch-pack from '$repo' failed."
;;
if test -f "$GIT_DIR/CLONE_HEAD"
then
# Read git-fetch-pack -k output and store the remote branches.
- @@PERL@@ -e "$copy_refs" "$GIT_DIR" "$use_separate_remote" "$origin" ||
- exit
+ if [ -n "$use_separate_remote" ]
+ then
+ branch_top="remotes/$origin"
+ else
+ branch_top="heads"
+ fi
+ tag_top="tags"
+ while read sha1 name
+ do
+ case "$name" in
+ *'^{}')
+ continue ;;
+ HEAD)
+ destname="REMOTE_HEAD" ;;
+ refs/heads/*)
+ destname="refs/$branch_top/${name#refs/heads/}" ;;
+ refs/tags/*)
+ destname="refs/$tag_top/${name#refs/tags/}" ;;
+ *)
+ continue ;;
+ esac
+ git-update-ref -m "clone: from $repo" "$destname" "$sha1" ""
+ done < "$GIT_DIR/CLONE_HEAD"
fi
cd "$D" || exit
if test -z "$bare" && test -f "$GIT_DIR/REMOTE_HEAD"
then
- # Figure out which remote branch HEAD points at.
- case "$use_separate_remote" in
- '') remote_top=refs/heads ;;
- *) remote_top="refs/remotes/$origin" ;;
- esac
-
+ # a non-bare repository is always in separate-remote layout
+ remote_top="refs/remotes/$origin"
head_sha1=`cat "$GIT_DIR/REMOTE_HEAD"`
case "$head_sha1" in
'ref: refs/'*)
# The name under $remote_top the remote HEAD seems to point at.
head_points_at=$(
(
- echo "master"
+ test -f "$GIT_DIR/$remote_top/master" && echo "master"
cd "$GIT_DIR/$remote_top" &&
find . -type f -print | sed -e 's/^\.\///'
) | (
git-symbolic-ref HEAD "refs/heads/$head_points_at" &&
# Tracking branch for the primary branch at the remote.
- case "$use_separate_remote" in
- t) origin_track="$remote_top/$head_points_at"
- git-update-ref HEAD "$head_sha1" ;;
- *) origin_track="$remote_top/$origin"
- git-update-ref "refs/heads/$origin" "$head_sha1" ;;
- esac &&
-
- # Upstream URL and the primary branch tracking
- git-repo-config remote."$origin".url "$repo" &&
- git-repo-config remote."$origin".fetch \
- "refs/heads/$head_points_at:$origin_track" &&
+ origin_track="$remote_top/$head_points_at" &&
+ git-update-ref HEAD "$head_sha1" &&
- # Set up the mappings to track the remaining branches.
- case "$use_separate_remote" in
- t)
- git-repo-config remote."$origin".fetch \
- "refs/heads/*:$remote_top/*" '^$'
- ;;
- *)
- (cd "$GIT_DIR/$remote_top" && find . -type f -print) |
- while read dotslref
- do
- name=`expr "$dotslref" : './\(.*\)'`
- if test "z$head_points_at" = "z$name" ||
- test "z$origin" = "z$name"
- then
- continue
- fi
- git-repo-config remote."$origin".fetch \
- "refs/heads/${name}:$remote_top/${name}" '^$'
- done
- ;;
- esac &&
+ # Upstream URL
+ git-config remote."$origin".url "$repo" &&
- case "$use_separate_remote" in
- t)
- rm -f "refs/remotes/$origin/HEAD"
- git-symbolic-ref "refs/remotes/$origin/HEAD" \
- "refs/remotes/$origin/$head_points_at"
- esac &&
+ # Set up the mappings to track the remote branches.
+ git-config remote."$origin".fetch \
+ "+refs/heads/*:$remote_top/*" '^$' &&
+ rm -f "refs/remotes/$origin/HEAD"
+ git-symbolic-ref "refs/remotes/$origin/HEAD" \
+ "refs/remotes/$origin/$head_points_at" &&
- git-repo-config branch."$head_points_at".remote "$origin" &&
- git-repo-config branch."$head_points_at".merge "refs/heads/$head_points_at"
+ git-config branch."$head_points_at".remote "$origin" &&
+ git-config branch."$head_points_at".merge "refs/heads/$head_points_at"
esac
case "$no_checkout" in