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Commit | Line | Data |
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ac4b0cff JH |
1 | #!/bin/sh |
2 | ||
e8cc80d0 JH |
3 | # git-ls-remote could be called from outside a git managed repository; |
4 | # this would fail in that case and would issue an error message. | |
5 | GIT_DIR=$(git-rev-parse --git-dir 2>/dev/null) || :; | |
ac4b0cff JH |
6 | |
7 | get_data_source () { | |
8 | case "$1" in | |
9 | */*) | |
efe9bf0f | 10 | # Not so fast. This could be the partial URL shorthand... |
f327dbce MW |
11 | token=$(expr "z$1" : 'z\([^/]*\)/') |
12 | remainder=$(expr "z$1" : 'z[^/]*/\(.*\)') | |
73136b2e JS |
13 | if test "$(git-repo-config --get "remote.$token.url")" |
14 | then | |
15 | echo config-partial | |
16 | elif test -f "$GIT_DIR/branches/$token" | |
ac4b0cff JH |
17 | then |
18 | echo branches-partial | |
19 | else | |
20 | echo '' | |
21 | fi | |
22 | ;; | |
23 | *) | |
73136b2e JS |
24 | if test "$(git-repo-config --get "remote.$1.url")" |
25 | then | |
26 | echo config | |
27 | elif test -f "$GIT_DIR/remotes/$1" | |
ac4b0cff JH |
28 | then |
29 | echo remotes | |
30 | elif test -f "$GIT_DIR/branches/$1" | |
31 | then | |
32 | echo branches | |
33 | else | |
34 | echo '' | |
35 | fi ;; | |
36 | esac | |
37 | } | |
38 | ||
39 | get_remote_url () { | |
40 | data_source=$(get_data_source "$1") | |
41 | case "$data_source" in | |
42 | '') | |
43 | echo "$1" ;; | |
73136b2e JS |
44 | config-partial) |
45 | token=$(expr "z$1" : 'z\([^/]*\)/') | |
46 | remainder=$(expr "z$1" : 'z[^/]*/\(.*\)') | |
47 | url=$(git-repo-config --get "remote.$token.url") | |
48 | echo "$url/$remainder" | |
49 | ;; | |
50 | config) | |
51 | git-repo-config --get "remote.$1.url" | |
52 | ;; | |
ac4b0cff JH |
53 | remotes) |
54 | sed -ne '/^URL: */{ | |
55 | s///p | |
56 | q | |
57 | }' "$GIT_DIR/remotes/$1" ;; | |
58 | branches) | |
59 | sed -e 's/#.*//' "$GIT_DIR/branches/$1" ;; | |
60 | branches-partial) | |
f327dbce MW |
61 | token=$(expr "z$1" : 'z\([^/]*\)/') |
62 | remainder=$(expr "z$1" : 'z[^/]*/\(.*\)') | |
ac4b0cff JH |
63 | url=$(sed -e 's/#.*//' "$GIT_DIR/branches/$token") |
64 | echo "$url/$remainder" | |
65 | ;; | |
66 | *) | |
67 | die "internal error: get-remote-url $1" ;; | |
68 | esac | |
69 | } | |
70 | ||
71 | get_remote_default_refs_for_push () { | |
72 | data_source=$(get_data_source "$1") | |
73 | case "$data_source" in | |
73136b2e | 74 | '' | config-partial | branches | branches-partial) |
ac4b0cff | 75 | ;; # no default push mapping, just send matching refs. |
73136b2e JS |
76 | config) |
77 | git-repo-config --get-all "remote.$1.push" ;; | |
ac4b0cff JH |
78 | remotes) |
79 | sed -ne '/^Push: */{ | |
80 | s///p | |
81 | }' "$GIT_DIR/remotes/$1" ;; | |
82 | *) | |
83 | die "internal error: get-remote-default-ref-for-push $1" ;; | |
84 | esac | |
85 | } | |
86 | ||
05dd8e2e | 87 | # Subroutine to canonicalize remote:local notation. |
ac4b0cff | 88 | canon_refs_list_for_fetch () { |
05dd8e2e JH |
89 | # Leave only the first one alone; add prefix . to the rest |
90 | # to prevent the secondary branches to be merged by default. | |
91 | dot_prefix= | |
ac4b0cff JH |
92 | for ref |
93 | do | |
efe9bf0f JH |
94 | force= |
95 | case "$ref" in | |
96 | +*) | |
dfdcb558 | 97 | ref=$(expr "z$ref" : 'z+\(.*\)') |
efe9bf0f JH |
98 | force=+ |
99 | ;; | |
100 | esac | |
f327dbce MW |
101 | expr "z$ref" : 'z.*:' >/dev/null || ref="${ref}:" |
102 | remote=$(expr "z$ref" : 'z\([^:]*\):') | |
103 | local=$(expr "z$ref" : 'z[^:]*:\(.*\)') | |
ac4b0cff JH |
104 | case "$remote" in |
105 | '') remote=HEAD ;; | |
687b8be8 EW |
106 | refs/heads/* | refs/tags/* | refs/remotes/*) ;; |
107 | heads/* | tags/* | remotes/* ) remote="refs/$remote" ;; | |
ac4b0cff JH |
108 | *) remote="refs/heads/$remote" ;; |
109 | esac | |
110 | case "$local" in | |
111 | '') local= ;; | |
687b8be8 EW |
112 | refs/heads/* | refs/tags/* | refs/remotes/*) ;; |
113 | heads/* | tags/* | remotes/* ) local="refs/$local" ;; | |
ac4b0cff JH |
114 | *) local="refs/heads/$local" ;; |
115 | esac | |
d8a1deec | 116 | |
f327dbce | 117 | if local_ref_name=$(expr "z$local" : 'zrefs/\(.*\)') |
d8a1deec JH |
118 | then |
119 | git-check-ref-format "$local_ref_name" || | |
120 | die "* refusing to create funny ref '$local_ref_name' locally" | |
121 | fi | |
05dd8e2e JH |
122 | echo "${dot_prefix}${force}${remote}:${local}" |
123 | dot_prefix=. | |
ac4b0cff JH |
124 | done |
125 | } | |
126 | ||
127 | # Returns list of src: (no store), or src:dst (store) | |
128 | get_remote_default_refs_for_fetch () { | |
129 | data_source=$(get_data_source "$1") | |
130 | case "$data_source" in | |
73136b2e | 131 | '' | config-partial | branches-partial) |
ac4b0cff | 132 | echo "HEAD:" ;; |
73136b2e JS |
133 | config) |
134 | canon_refs_list_for_fetch \ | |
135 | $(git-repo-config --get-all "remote.$1.fetch") ;; | |
ac4b0cff JH |
136 | branches) |
137 | remote_branch=$(sed -ne '/#/s/.*#//p' "$GIT_DIR/branches/$1") | |
138 | case "$remote_branch" in '') remote_branch=master ;; esac | |
139 | echo "refs/heads/${remote_branch}:refs/heads/$1" | |
140 | ;; | |
141 | remotes) | |
05dd8e2e JH |
142 | # This prefixes the second and later default refspecs |
143 | # with a '.', to signal git-fetch to mark them | |
144 | # not-for-merge. | |
ac4b0cff JH |
145 | canon_refs_list_for_fetch $(sed -ne '/^Pull: */{ |
146 | s///p | |
147 | }' "$GIT_DIR/remotes/$1") | |
148 | ;; | |
149 | *) | |
150 | die "internal error: get-remote-default-ref-for-push $1" ;; | |
151 | esac | |
152 | } | |
153 | ||
154 | get_remote_refs_for_push () { | |
155 | case "$#" in | |
156 | 0) die "internal error: get-remote-refs-for-push." ;; | |
157 | 1) get_remote_default_refs_for_push "$@" ;; | |
158 | *) shift; echo "$@" ;; | |
159 | esac | |
160 | } | |
161 | ||
162 | get_remote_refs_for_fetch () { | |
163 | case "$#" in | |
164 | 0) | |
165 | die "internal error: get-remote-refs-for-fetch." ;; | |
166 | 1) | |
167 | get_remote_default_refs_for_fetch "$@" ;; | |
168 | *) | |
169 | shift | |
170 | tag_just_seen= | |
171 | for ref | |
172 | do | |
173 | if test "$tag_just_seen" | |
174 | then | |
175 | echo "refs/tags/${ref}:refs/tags/${ref}" | |
176 | tag_just_seen= | |
177 | continue | |
178 | else | |
179 | case "$ref" in | |
180 | tag) | |
efe9bf0f | 181 | tag_just_seen=yes |
ac4b0cff JH |
182 | continue |
183 | ;; | |
184 | esac | |
185 | fi | |
efe9bf0f | 186 | canon_refs_list_for_fetch "$ref" |
ac4b0cff JH |
187 | done |
188 | ;; | |
189 | esac | |
190 | } | |
4447badc JH |
191 | |
192 | resolve_alternates () { | |
193 | # original URL (xxx.git) | |
f327dbce | 194 | top_=`expr "z$1" : 'z\([^:]*:/*[^/]*\)/'` |
4447badc JH |
195 | while read path |
196 | do | |
197 | case "$path" in | |
198 | \#* | '') | |
199 | continue ;; | |
200 | /*) | |
201 | echo "$top_$path/" ;; | |
202 | ../*) | |
203 | # relative -- ugly but seems to work. | |
204 | echo "$1/objects/$path/" ;; | |
205 | *) | |
206 | # exit code may not be caught by the reader. | |
207 | echo "bad alternate: $path" | |
208 | exit 1 ;; | |
209 | esac | |
210 | done | |
211 | } |