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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 $1" ;; | |
68 | esac | |
69 | } | |
70 | ||
648ad18f SB |
71 | get_default_remote () { |
72 | curr_branch=$(git-symbolic-ref HEAD | sed -e 's|^refs/heads/||') | |
73 | origin=$(git-repo-config --get "branch.$curr_branch.remote") | |
74 | echo ${origin:-origin} | |
75 | } | |
76 | ||
ac4b0cff JH |
77 | get_remote_default_refs_for_push () { |
78 | data_source=$(get_data_source "$1") | |
79 | case "$data_source" in | |
73136b2e | 80 | '' | config-partial | branches | branches-partial) |
ac4b0cff | 81 | ;; # no default push mapping, just send matching refs. |
73136b2e JS |
82 | config) |
83 | git-repo-config --get-all "remote.$1.push" ;; | |
ac4b0cff JH |
84 | remotes) |
85 | sed -ne '/^Push: */{ | |
86 | s///p | |
87 | }' "$GIT_DIR/remotes/$1" ;; | |
88 | *) | |
89 | die "internal error: get-remote-default-ref-for-push $1" ;; | |
90 | esac | |
91 | } | |
92 | ||
5677882b JH |
93 | # Called from canon_refs_list_for_fetch -d "$remote", which |
94 | # is called from get_remote_default_refs_for_fetch to grok | |
95 | # refspecs that are retrieved from the configuration, but not | |
96 | # from get_remote_refs_for_fetch when it deals with refspecs | |
97 | # supplied on the command line. $ls_remote_result has the list | |
98 | # of refs available at remote. | |
99 | expand_refs_wildcard () { | |
100 | for ref | |
101 | do | |
d945d4be | 102 | lref=${ref#'+'} |
5677882b | 103 | # a non glob pattern is given back as-is. |
d945d4be | 104 | expr "z$lref" : 'zrefs/.*/\*:refs/.*/\*$' >/dev/null || { |
5677882b JH |
105 | echo "$ref" |
106 | continue | |
107 | } | |
d945d4be JH |
108 | |
109 | from=`expr "z$lref" : 'z\(refs/.*/\)\*:refs/.*/\*$'` | |
110 | to=`expr "z$lref" : 'zrefs/.*/\*:\(refs/.*/\)\*$'` | |
111 | local_force= | |
112 | test "z$lref" = "z$ref" || local_force='+' | |
5677882b JH |
113 | echo "$ls_remote_result" | |
114 | ( | |
115 | IFS=' ' | |
116 | while read sha1 name | |
117 | do | |
118 | mapped=${name#"$from"} | |
4cd75359 | 119 | if test "z$name" != "z${name%'^{}'}" || |
5677882b JH |
120 | test "z$name" = "z$mapped" |
121 | then | |
122 | continue | |
123 | fi | |
d945d4be | 124 | echo "${local_force}${name}:${to}${mapped}" |
5677882b JH |
125 | done |
126 | ) | |
127 | done | |
128 | } | |
129 | ||
05dd8e2e | 130 | # Subroutine to canonicalize remote:local notation. |
ac4b0cff | 131 | canon_refs_list_for_fetch () { |
5372806a SB |
132 | # If called from get_remote_default_refs_for_fetch |
133 | # leave the branches in branch.${curr_branch}.merge alone, | |
134 | # or the first one otherwise; add prefix . to the rest | |
05dd8e2e | 135 | # to prevent the secondary branches to be merged by default. |
5372806a | 136 | merge_branches= |
62b339a5 JW |
137 | found_mergeref= |
138 | curr_branch= | |
5372806a SB |
139 | if test "$1" = "-d" |
140 | then | |
141 | shift ; remote="$1" ; shift | |
142 | if test "$remote" = "$(get_default_remote)" | |
143 | then | |
144 | curr_branch=$(git-symbolic-ref HEAD | \ | |
145 | sed -e 's|^refs/heads/||') | |
146 | merge_branches=$(git-repo-config \ | |
147 | --get-all "branch.${curr_branch}.merge") | |
148 | fi | |
5677882b JH |
149 | set x $(expand_refs_wildcard "$@") |
150 | shift | |
5372806a | 151 | fi |
ac4b0cff JH |
152 | for ref |
153 | do | |
efe9bf0f JH |
154 | force= |
155 | case "$ref" in | |
156 | +*) | |
dfdcb558 | 157 | ref=$(expr "z$ref" : 'z+\(.*\)') |
efe9bf0f JH |
158 | force=+ |
159 | ;; | |
160 | esac | |
f327dbce MW |
161 | expr "z$ref" : 'z.*:' >/dev/null || ref="${ref}:" |
162 | remote=$(expr "z$ref" : 'z\([^:]*\):') | |
163 | local=$(expr "z$ref" : 'z[^:]*:\(.*\)') | |
5372806a SB |
164 | dot_prefix=. |
165 | if test -z "$merge_branches" | |
166 | then | |
167 | merge_branches=$remote | |
168 | dot_prefix= | |
169 | else | |
170 | for merge_branch in $merge_branches | |
171 | do | |
172 | [ "$remote" = "$merge_branch" ] && | |
173 | dot_prefix= && break | |
174 | done | |
175 | fi | |
62b339a5 JW |
176 | if test -z $dot_prefix |
177 | then | |
178 | found_mergeref=true | |
179 | fi | |
ac4b0cff JH |
180 | case "$remote" in |
181 | '') remote=HEAD ;; | |
687b8be8 EW |
182 | refs/heads/* | refs/tags/* | refs/remotes/*) ;; |
183 | heads/* | tags/* | remotes/* ) remote="refs/$remote" ;; | |
ac4b0cff JH |
184 | *) remote="refs/heads/$remote" ;; |
185 | esac | |
186 | case "$local" in | |
187 | '') local= ;; | |
687b8be8 EW |
188 | refs/heads/* | refs/tags/* | refs/remotes/*) ;; |
189 | heads/* | tags/* | remotes/* ) local="refs/$local" ;; | |
ac4b0cff JH |
190 | *) local="refs/heads/$local" ;; |
191 | esac | |
d8a1deec | 192 | |
f327dbce | 193 | if local_ref_name=$(expr "z$local" : 'zrefs/\(.*\)') |
d8a1deec JH |
194 | then |
195 | git-check-ref-format "$local_ref_name" || | |
196 | die "* refusing to create funny ref '$local_ref_name' locally" | |
197 | fi | |
05dd8e2e | 198 | echo "${dot_prefix}${force}${remote}:${local}" |
ac4b0cff | 199 | done |
62b339a5 JW |
200 | if test -z "$found_mergeref" -a "$curr_branch" |
201 | then | |
202 | echo >&2 "Warning: No merge candidate found because value of config option | |
203 | \"branch.${curr_branch}.merge\" does not match any remote branch fetched." | |
204 | fi | |
ac4b0cff JH |
205 | } |
206 | ||
207 | # Returns list of src: (no store), or src:dst (store) | |
208 | get_remote_default_refs_for_fetch () { | |
209 | data_source=$(get_data_source "$1") | |
210 | case "$data_source" in | |
73136b2e | 211 | '' | config-partial | branches-partial) |
ac4b0cff | 212 | echo "HEAD:" ;; |
73136b2e | 213 | config) |
5372806a | 214 | canon_refs_list_for_fetch -d "$1" \ |
73136b2e | 215 | $(git-repo-config --get-all "remote.$1.fetch") ;; |
ac4b0cff JH |
216 | branches) |
217 | remote_branch=$(sed -ne '/#/s/.*#//p' "$GIT_DIR/branches/$1") | |
218 | case "$remote_branch" in '') remote_branch=master ;; esac | |
219 | echo "refs/heads/${remote_branch}:refs/heads/$1" | |
220 | ;; | |
221 | remotes) | |
5372806a | 222 | canon_refs_list_for_fetch -d "$1" $(sed -ne '/^Pull: */{ |
ac4b0cff JH |
223 | s///p |
224 | }' "$GIT_DIR/remotes/$1") | |
225 | ;; | |
226 | *) | |
227 | die "internal error: get-remote-default-ref-for-push $1" ;; | |
228 | esac | |
229 | } | |
230 | ||
231 | get_remote_refs_for_push () { | |
232 | case "$#" in | |
233 | 0) die "internal error: get-remote-refs-for-push." ;; | |
234 | 1) get_remote_default_refs_for_push "$@" ;; | |
235 | *) shift; echo "$@" ;; | |
236 | esac | |
237 | } | |
238 | ||
239 | get_remote_refs_for_fetch () { | |
240 | case "$#" in | |
241 | 0) | |
242 | die "internal error: get-remote-refs-for-fetch." ;; | |
243 | 1) | |
244 | get_remote_default_refs_for_fetch "$@" ;; | |
245 | *) | |
246 | shift | |
247 | tag_just_seen= | |
248 | for ref | |
249 | do | |
250 | if test "$tag_just_seen" | |
251 | then | |
252 | echo "refs/tags/${ref}:refs/tags/${ref}" | |
253 | tag_just_seen= | |
254 | continue | |
255 | else | |
256 | case "$ref" in | |
257 | tag) | |
efe9bf0f | 258 | tag_just_seen=yes |
ac4b0cff JH |
259 | continue |
260 | ;; | |
261 | esac | |
262 | fi | |
efe9bf0f | 263 | canon_refs_list_for_fetch "$ref" |
ac4b0cff JH |
264 | done |
265 | ;; | |
266 | esac | |
267 | } | |
4447badc JH |
268 | |
269 | resolve_alternates () { | |
270 | # original URL (xxx.git) | |
f327dbce | 271 | top_=`expr "z$1" : 'z\([^:]*:/*[^/]*\)/'` |
4447badc JH |
272 | while read path |
273 | do | |
274 | case "$path" in | |
275 | \#* | '') | |
276 | continue ;; | |
277 | /*) | |
278 | echo "$top_$path/" ;; | |
279 | ../*) | |
280 | # relative -- ugly but seems to work. | |
281 | echo "$1/objects/$path/" ;; | |
282 | *) | |
283 | # exit code may not be caught by the reader. | |
284 | echo "bad alternate: $path" | |
285 | exit 1 ;; | |
286 | esac | |
287 | done | |
288 | } |