Disable hooks during tests.
[git/jrn.git] / git-parse-remote.sh
blobaea7b0e5497fb0727533ea750503193fe308374a
1 #!/bin/sh
3 . git-sh-setup
5 get_data_source () {
6 case "$1" in
7 */*)
8 # Not so fast. This could be the partial URL shorthand...
9 token=$(expr "$1" : '\([^/]*\)/')
10 remainder=$(expr "$1" : '[^/]*/\(.*\)')
11 if test -f "$GIT_DIR/branches/$token"
12 then
13 echo branches-partial
14 else
15 echo ''
19 if test -f "$GIT_DIR/remotes/$1"
20 then
21 echo remotes
22 elif test -f "$GIT_DIR/branches/$1"
23 then
24 echo branches
25 else
26 echo ''
27 fi ;;
28 esac
31 get_remote_url () {
32 data_source=$(get_data_source "$1")
33 case "$data_source" in
34 '')
35 echo "$1" ;;
36 remotes)
37 sed -ne '/^URL: */{
38 s///p
40 }' "$GIT_DIR/remotes/$1" ;;
41 branches)
42 sed -e 's/#.*//' "$GIT_DIR/branches/$1" ;;
43 branches-partial)
44 token=$(expr "$1" : '\([^/]*\)/')
45 remainder=$(expr "$1" : '[^/]*/\(.*\)')
46 url=$(sed -e 's/#.*//' "$GIT_DIR/branches/$token")
47 echo "$url/$remainder"
50 die "internal error: get-remote-url $1" ;;
51 esac
54 get_remote_default_refs_for_push () {
55 data_source=$(get_data_source "$1")
56 case "$data_source" in
57 '' | branches | branches-partial)
58 ;; # no default push mapping, just send matching refs.
59 remotes)
60 sed -ne '/^Push: */{
61 s///p
62 }' "$GIT_DIR/remotes/$1" ;;
64 die "internal error: get-remote-default-ref-for-push $1" ;;
65 esac
68 # Subroutine to canonicalize remote:local notation.
69 canon_refs_list_for_fetch () {
70 # Leave only the first one alone; add prefix . to the rest
71 # to prevent the secondary branches to be merged by default.
72 dot_prefix=
73 for ref
75 force=
76 case "$ref" in
77 +*)
78 ref=$(expr "$ref" : '\+\(.*\)')
79 force=+
81 esac
82 expr "$ref" : '.*:' >/dev/null || ref="${ref}:"
83 remote=$(expr "$ref" : '\([^:]*\):')
84 local=$(expr "$ref" : '[^:]*:\(.*\)')
85 case "$remote" in
86 '') remote=HEAD ;;
87 refs/heads/* | refs/tags/*) ;;
88 heads/* | tags/* ) remote="refs/$remote" ;;
89 *) remote="refs/heads/$remote" ;;
90 esac
91 case "$local" in
92 '') local= ;;
93 refs/heads/* | refs/tags/*) ;;
94 heads/* | tags/* ) local="refs/$local" ;;
95 *) local="refs/heads/$local" ;;
96 esac
98 if local_ref_name=$(expr "$local" : 'refs/\(.*\)')
99 then
100 git-check-ref-format "$local_ref_name" ||
101 die "* refusing to create funny ref '$local_ref_name' locally"
103 echo "${dot_prefix}${force}${remote}:${local}"
104 dot_prefix=.
105 done
108 # Returns list of src: (no store), or src:dst (store)
109 get_remote_default_refs_for_fetch () {
110 data_source=$(get_data_source "$1")
111 case "$data_source" in
112 '' | branches-partial)
113 echo "HEAD:" ;;
114 branches)
115 remote_branch=$(sed -ne '/#/s/.*#//p' "$GIT_DIR/branches/$1")
116 case "$remote_branch" in '') remote_branch=master ;; esac
117 echo "refs/heads/${remote_branch}:refs/heads/$1"
119 remotes)
120 # This prefixes the second and later default refspecs
121 # with a '.', to signal git-fetch to mark them
122 # not-for-merge.
123 canon_refs_list_for_fetch $(sed -ne '/^Pull: */{
124 s///p
125 }' "$GIT_DIR/remotes/$1")
128 die "internal error: get-remote-default-ref-for-push $1" ;;
129 esac
132 get_remote_refs_for_push () {
133 case "$#" in
134 0) die "internal error: get-remote-refs-for-push." ;;
135 1) get_remote_default_refs_for_push "$@" ;;
136 *) shift; echo "$@" ;;
137 esac
140 get_remote_refs_for_fetch () {
141 case "$#" in
143 die "internal error: get-remote-refs-for-fetch." ;;
145 get_remote_default_refs_for_fetch "$@" ;;
147 shift
148 tag_just_seen=
149 for ref
151 if test "$tag_just_seen"
152 then
153 echo "refs/tags/${ref}:refs/tags/${ref}"
154 tag_just_seen=
155 continue
156 else
157 case "$ref" in
158 tag)
159 tag_just_seen=yes
160 continue
162 esac
164 canon_refs_list_for_fetch "$ref"
165 done
167 esac
170 resolve_alternates () {
171 # original URL (xxx.git)
172 top_=`expr "$1" : '\([^:]*:/*[^/]*\)/'`
173 while read path
175 case "$path" in
176 \#* | '')
177 continue ;;
179 echo "$top_$path/" ;;
180 ../*)
181 # relative -- ugly but seems to work.
182 echo "$1/objects/$path/" ;;
184 # exit code may not be caught by the reader.
185 echo "bad alternate: $path"
186 exit 1 ;;
187 esac
188 done