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1 | #!/bin/sh | |
2 | # | |
3 | # git-submodules.sh: add, init, update or list git submodules | |
4 | # | |
5 | # Copyright (c) 2007 Lars Hjemli | |
6 | ||
7 | dashless=$(basename "$0" | sed -e 's/-/ /') | |
8 | USAGE="[--quiet] add [-b branch] [--reference <repository>] [--] <repository> <path> | |
9 | or: $dashless [--quiet] status [--cached] [--recursive] [--] [<path>...] | |
10 | or: $dashless [--quiet] init [--] [<path>...] | |
11 | or: $dashless [--quiet] update [--init] [-N|--no-fetch] [--rebase] [--reference <repository>] [--merge] [--recursive] [--] [<path>...] | |
12 | or: $dashless [--quiet] summary [--cached|--files] [--summary-limit <n>] [commit] [--] [<path>...] | |
13 | or: $dashless [--quiet] foreach [--recursive] <command> | |
14 | or: $dashless [--quiet] sync [--] [<path>...]" | |
15 | OPTIONS_SPEC= | |
16 | . git-sh-setup | |
17 | . git-parse-remote | |
18 | require_work_tree | |
19 | ||
20 | command= | |
21 | branch= | |
22 | reference= | |
23 | cached= | |
24 | files= | |
25 | nofetch= | |
26 | update= | |
27 | prefix= | |
28 | ||
29 | # Resolve relative url by appending to parent's url | |
30 | resolve_relative_url () | |
31 | { | |
32 | remote=$(get_default_remote) | |
33 | remoteurl=$(git config "remote.$remote.url") || | |
34 | die "remote ($remote) does not have a url defined in .git/config" | |
35 | url="$1" | |
36 | remoteurl=${remoteurl%/} | |
37 | while test -n "$url" | |
38 | do | |
39 | case "$url" in | |
40 | ../*) | |
41 | url="${url#../}" | |
42 | remoteurl="${remoteurl%/*}" | |
43 | ;; | |
44 | ./*) | |
45 | url="${url#./}" | |
46 | ;; | |
47 | *) | |
48 | break;; | |
49 | esac | |
50 | done | |
51 | echo "$remoteurl/${url%/}" | |
52 | } | |
53 | ||
54 | # | |
55 | # Get submodule info for registered submodules | |
56 | # $@ = path to limit submodule list | |
57 | # | |
58 | module_list() | |
59 | { | |
60 | git ls-files --error-unmatch --stage -- "$@" | grep '^160000 ' | |
61 | } | |
62 | ||
63 | # | |
64 | # Map submodule path to submodule name | |
65 | # | |
66 | # $1 = path | |
67 | # | |
68 | module_name() | |
69 | { | |
70 | # Do we have "submodule.<something>.path = $1" defined in .gitmodules file? | |
71 | re=$(printf '%s\n' "$1" | sed -e 's/[].[^$\\*]/\\&/g') | |
72 | name=$( git config -f .gitmodules --get-regexp '^submodule\..*\.path$' | | |
73 | sed -n -e 's|^submodule\.\(.*\)\.path '"$re"'$|\1|p' ) | |
74 | test -z "$name" && | |
75 | die "No submodule mapping found in .gitmodules for path '$path'" | |
76 | echo "$name" | |
77 | } | |
78 | ||
79 | # | |
80 | # Clone a submodule | |
81 | # | |
82 | # Prior to calling, cmd_update checks that a possibly existing | |
83 | # path is not a git repository. | |
84 | # Likewise, cmd_add checks that path does not exist at all, | |
85 | # since it is the location of a new submodule. | |
86 | # | |
87 | module_clone() | |
88 | { | |
89 | path=$1 | |
90 | url=$2 | |
91 | reference="$3" | |
92 | ||
93 | # If there already is a directory at the submodule path, | |
94 | # expect it to be empty (since that is the default checkout | |
95 | # action) and try to remove it. | |
96 | # Note: if $path is a symlink to a directory the test will | |
97 | # succeed but the rmdir will fail. We might want to fix this. | |
98 | if test -d "$path" | |
99 | then | |
100 | rmdir "$path" 2>/dev/null || | |
101 | die "Directory '$path' exists, but is neither empty nor a git repository" | |
102 | fi | |
103 | ||
104 | test -e "$path" && | |
105 | die "A file already exist at path '$path'" | |
106 | ||
107 | if test -n "$reference" | |
108 | then | |
109 | git-clone "$reference" -n "$url" "$path" | |
110 | else | |
111 | git-clone -n "$url" "$path" | |
112 | fi || | |
113 | die "Clone of '$url' into submodule path '$path' failed" | |
114 | } | |
115 | ||
116 | # | |
117 | # Add a new submodule to the working tree, .gitmodules and the index | |
118 | # | |
119 | # $@ = repo path | |
120 | # | |
121 | # optional branch is stored in global branch variable | |
122 | # | |
123 | cmd_add() | |
124 | { | |
125 | # parse $args after "submodule ... add". | |
126 | while test $# -ne 0 | |
127 | do | |
128 | case "$1" in | |
129 | -b | --branch) | |
130 | case "$2" in '') usage ;; esac | |
131 | branch=$2 | |
132 | shift | |
133 | ;; | |
134 | -q|--quiet) | |
135 | GIT_QUIET=1 | |
136 | ;; | |
137 | --reference) | |
138 | case "$2" in '') usage ;; esac | |
139 | reference="--reference=$2" | |
140 | shift | |
141 | ;; | |
142 | --reference=*) | |
143 | reference="$1" | |
144 | shift | |
145 | ;; | |
146 | --) | |
147 | shift | |
148 | break | |
149 | ;; | |
150 | -*) | |
151 | usage | |
152 | ;; | |
153 | *) | |
154 | break | |
155 | ;; | |
156 | esac | |
157 | shift | |
158 | done | |
159 | ||
160 | repo=$1 | |
161 | path=$2 | |
162 | ||
163 | if test -z "$repo" -o -z "$path"; then | |
164 | usage | |
165 | fi | |
166 | ||
167 | # assure repo is absolute or relative to parent | |
168 | case "$repo" in | |
169 | ./*|../*) | |
170 | # dereference source url relative to parent's url | |
171 | realrepo=$(resolve_relative_url "$repo") || exit | |
172 | ;; | |
173 | *:*|/*) | |
174 | # absolute url | |
175 | realrepo=$repo | |
176 | ;; | |
177 | *) | |
178 | die "repo URL: '$repo' must be absolute or begin with ./|../" | |
179 | ;; | |
180 | esac | |
181 | ||
182 | # normalize path: | |
183 | # multiple //; leading ./; /./; /../; trailing / | |
184 | path=$(printf '%s/\n' "$path" | | |
185 | sed -e ' | |
186 | s|//*|/|g | |
187 | s|^\(\./\)*|| | |
188 | s|/\./|/|g | |
189 | :start | |
190 | s|\([^/]*\)/\.\./|| | |
191 | tstart | |
192 | s|/*$|| | |
193 | ') | |
194 | git ls-files --error-unmatch "$path" > /dev/null 2>&1 && | |
195 | die "'$path' already exists in the index" | |
196 | ||
197 | # perhaps the path exists and is already a git repo, else clone it | |
198 | if test -e "$path" | |
199 | then | |
200 | if test -d "$path"/.git -o -f "$path"/.git | |
201 | then | |
202 | echo "Adding existing repo at '$path' to the index" | |
203 | else | |
204 | die "'$path' already exists and is not a valid git repo" | |
205 | fi | |
206 | ||
207 | case "$repo" in | |
208 | ./*|../*) | |
209 | url=$(resolve_relative_url "$repo") || exit | |
210 | ;; | |
211 | *) | |
212 | url="$repo" | |
213 | ;; | |
214 | esac | |
215 | git config submodule."$path".url "$url" | |
216 | else | |
217 | ||
218 | module_clone "$path" "$realrepo" "$reference" || exit | |
219 | ( | |
220 | unset GIT_DIR | |
221 | cd "$path" && | |
222 | # ash fails to wordsplit ${branch:+-b "$branch"...} | |
223 | case "$branch" in | |
224 | '') git checkout -f -q ;; | |
225 | ?*) git checkout -f -q -b "$branch" "origin/$branch" ;; | |
226 | esac | |
227 | ) || die "Unable to checkout submodule '$path'" | |
228 | fi | |
229 | ||
230 | git add "$path" || | |
231 | die "Failed to add submodule '$path'" | |
232 | ||
233 | git config -f .gitmodules submodule."$path".path "$path" && | |
234 | git config -f .gitmodules submodule."$path".url "$repo" && | |
235 | git add .gitmodules || | |
236 | die "Failed to register submodule '$path'" | |
237 | } | |
238 | ||
239 | # | |
240 | # Execute an arbitrary command sequence in each checked out | |
241 | # submodule | |
242 | # | |
243 | # $@ = command to execute | |
244 | # | |
245 | cmd_foreach() | |
246 | { | |
247 | # parse $args after "submodule ... foreach". | |
248 | while test $# -ne 0 | |
249 | do | |
250 | case "$1" in | |
251 | -q|--quiet) | |
252 | GIT_QUIET=1 | |
253 | ;; | |
254 | --recursive) | |
255 | recursive=1 | |
256 | ;; | |
257 | -*) | |
258 | usage | |
259 | ;; | |
260 | *) | |
261 | break | |
262 | ;; | |
263 | esac | |
264 | shift | |
265 | done | |
266 | ||
267 | module_list | | |
268 | while read mode sha1 stage path | |
269 | do | |
270 | if test -e "$path"/.git | |
271 | then | |
272 | say "Entering '$prefix$path'" | |
273 | name=$(module_name "$path") | |
274 | ( | |
275 | prefix="$prefix$path/" | |
276 | unset GIT_DIR | |
277 | cd "$path" && | |
278 | eval "$@" && | |
279 | if test -n "$recursive" | |
280 | then | |
281 | cmd_foreach "--recursive" "$@" | |
282 | fi | |
283 | ) || | |
284 | die "Stopping at '$path'; script returned non-zero status." | |
285 | fi | |
286 | done | |
287 | } | |
288 | ||
289 | # | |
290 | # Register submodules in .git/config | |
291 | # | |
292 | # $@ = requested paths (default to all) | |
293 | # | |
294 | cmd_init() | |
295 | { | |
296 | # parse $args after "submodule ... init". | |
297 | while test $# -ne 0 | |
298 | do | |
299 | case "$1" in | |
300 | -q|--quiet) | |
301 | GIT_QUIET=1 | |
302 | ;; | |
303 | --) | |
304 | shift | |
305 | break | |
306 | ;; | |
307 | -*) | |
308 | usage | |
309 | ;; | |
310 | *) | |
311 | break | |
312 | ;; | |
313 | esac | |
314 | shift | |
315 | done | |
316 | ||
317 | module_list "$@" | | |
318 | while read mode sha1 stage path | |
319 | do | |
320 | # Skip already registered paths | |
321 | name=$(module_name "$path") || exit | |
322 | url=$(git config submodule."$name".url) | |
323 | test -z "$url" || continue | |
324 | ||
325 | url=$(git config -f .gitmodules submodule."$name".url) | |
326 | test -z "$url" && | |
327 | die "No url found for submodule path '$path' in .gitmodules" | |
328 | ||
329 | # Possibly a url relative to parent | |
330 | case "$url" in | |
331 | ./*|../*) | |
332 | url=$(resolve_relative_url "$url") || exit | |
333 | ;; | |
334 | esac | |
335 | ||
336 | git config submodule."$name".url "$url" || | |
337 | die "Failed to register url for submodule path '$path'" | |
338 | ||
339 | upd="$(git config -f .gitmodules submodule."$name".update)" | |
340 | test -z "$upd" || | |
341 | git config submodule."$name".update "$upd" || | |
342 | die "Failed to register update mode for submodule path '$path'" | |
343 | ||
344 | say "Submodule '$name' ($url) registered for path '$path'" | |
345 | done | |
346 | } | |
347 | ||
348 | # | |
349 | # Update each submodule path to correct revision, using clone and checkout as needed | |
350 | # | |
351 | # $@ = requested paths (default to all) | |
352 | # | |
353 | cmd_update() | |
354 | { | |
355 | # parse $args after "submodule ... update". | |
356 | orig_args="$@" | |
357 | while test $# -ne 0 | |
358 | do | |
359 | case "$1" in | |
360 | -q|--quiet) | |
361 | shift | |
362 | GIT_QUIET=1 | |
363 | ;; | |
364 | -i|--init) | |
365 | init=1 | |
366 | shift | |
367 | ;; | |
368 | -N|--no-fetch) | |
369 | shift | |
370 | nofetch=1 | |
371 | ;; | |
372 | -r|--rebase) | |
373 | shift | |
374 | update="rebase" | |
375 | ;; | |
376 | --reference) | |
377 | case "$2" in '') usage ;; esac | |
378 | reference="--reference=$2" | |
379 | shift 2 | |
380 | ;; | |
381 | --reference=*) | |
382 | reference="$1" | |
383 | shift | |
384 | ;; | |
385 | -m|--merge) | |
386 | shift | |
387 | update="merge" | |
388 | ;; | |
389 | --recursive) | |
390 | shift | |
391 | recursive=1 | |
392 | ;; | |
393 | --) | |
394 | shift | |
395 | break | |
396 | ;; | |
397 | -*) | |
398 | usage | |
399 | ;; | |
400 | *) | |
401 | break | |
402 | ;; | |
403 | esac | |
404 | done | |
405 | ||
406 | if test -n "$init" | |
407 | then | |
408 | cmd_init "--" "$@" || return | |
409 | fi | |
410 | ||
411 | module_list "$@" | | |
412 | while read mode sha1 stage path | |
413 | do | |
414 | name=$(module_name "$path") || exit | |
415 | url=$(git config submodule."$name".url) | |
416 | update_module=$(git config submodule."$name".update) | |
417 | if test -z "$url" | |
418 | then | |
419 | # Only mention uninitialized submodules when its | |
420 | # path have been specified | |
421 | test "$#" != "0" && | |
422 | say "Submodule path '$path' not initialized" && | |
423 | say "Maybe you want to use 'update --init'?" | |
424 | continue | |
425 | fi | |
426 | ||
427 | if ! test -d "$path"/.git -o -f "$path"/.git | |
428 | then | |
429 | module_clone "$path" "$url" "$reference"|| exit | |
430 | subsha1= | |
431 | else | |
432 | subsha1=$(unset GIT_DIR; cd "$path" && | |
433 | git rev-parse --verify HEAD) || | |
434 | die "Unable to find current revision in submodule path '$path'" | |
435 | fi | |
436 | ||
437 | if ! test -z "$update" | |
438 | then | |
439 | update_module=$update | |
440 | fi | |
441 | ||
442 | if test "$subsha1" != "$sha1" | |
443 | then | |
444 | force= | |
445 | if test -z "$subsha1" | |
446 | then | |
447 | force="-f" | |
448 | fi | |
449 | ||
450 | if test -z "$nofetch" | |
451 | then | |
452 | (unset GIT_DIR; cd "$path" && | |
453 | git-fetch) || | |
454 | die "Unable to fetch in submodule path '$path'" | |
455 | fi | |
456 | ||
457 | case "$update_module" in | |
458 | rebase) | |
459 | command="git rebase" | |
460 | action="rebase" | |
461 | msg="rebased onto" | |
462 | ;; | |
463 | merge) | |
464 | command="git merge" | |
465 | action="merge" | |
466 | msg="merged in" | |
467 | ;; | |
468 | *) | |
469 | command="git checkout $force -q" | |
470 | action="checkout" | |
471 | msg="checked out" | |
472 | ;; | |
473 | esac | |
474 | ||
475 | (unset GIT_DIR; cd "$path" && $command "$sha1") || | |
476 | die "Unable to $action '$sha1' in submodule path '$path'" | |
477 | say "Submodule path '$path': $msg '$sha1'" | |
478 | fi | |
479 | ||
480 | if test -n "$recursive" | |
481 | then | |
482 | (unset GIT_DIR; cd "$path" && cmd_update $orig_args) || | |
483 | die "Failed to recurse into submodule path '$path'" | |
484 | fi | |
485 | done | |
486 | } | |
487 | ||
488 | set_name_rev () { | |
489 | revname=$( ( | |
490 | unset GIT_DIR | |
491 | cd "$1" && { | |
492 | git describe "$2" 2>/dev/null || | |
493 | git describe --tags "$2" 2>/dev/null || | |
494 | git describe --contains "$2" 2>/dev/null || | |
495 | git describe --all --always "$2" | |
496 | } | |
497 | ) ) | |
498 | test -z "$revname" || revname=" ($revname)" | |
499 | } | |
500 | # | |
501 | # Show commit summary for submodules in index or working tree | |
502 | # | |
503 | # If '--cached' is given, show summary between index and given commit, | |
504 | # or between working tree and given commit | |
505 | # | |
506 | # $@ = [commit (default 'HEAD'),] requested paths (default all) | |
507 | # | |
508 | cmd_summary() { | |
509 | summary_limit=-1 | |
510 | for_status= | |
511 | diff_cmd=diff-index | |
512 | ||
513 | # parse $args after "submodule ... summary". | |
514 | while test $# -ne 0 | |
515 | do | |
516 | case "$1" in | |
517 | --cached) | |
518 | cached="$1" | |
519 | ;; | |
520 | --files) | |
521 | files="$1" | |
522 | ;; | |
523 | --for-status) | |
524 | for_status="$1" | |
525 | ;; | |
526 | -n|--summary-limit) | |
527 | if summary_limit=$(($2 + 0)) 2>/dev/null && test "$summary_limit" = "$2" | |
528 | then | |
529 | : | |
530 | else | |
531 | usage | |
532 | fi | |
533 | shift | |
534 | ;; | |
535 | --) | |
536 | shift | |
537 | break | |
538 | ;; | |
539 | -*) | |
540 | usage | |
541 | ;; | |
542 | *) | |
543 | break | |
544 | ;; | |
545 | esac | |
546 | shift | |
547 | done | |
548 | ||
549 | test $summary_limit = 0 && return | |
550 | ||
551 | if rev=$(git rev-parse -q --verify "$1^0") | |
552 | then | |
553 | head=$rev | |
554 | shift | |
555 | else | |
556 | head=HEAD | |
557 | fi | |
558 | ||
559 | if [ -n "$files" ] | |
560 | then | |
561 | test -n "$cached" && | |
562 | die "--cached cannot be used with --files" | |
563 | diff_cmd=diff-files | |
564 | head= | |
565 | fi | |
566 | ||
567 | cd_to_toplevel | |
568 | # Get modified modules cared by user | |
569 | modules=$(git $diff_cmd $cached --raw $head -- "$@" | | |
570 | egrep '^:([0-7]* )?160000' | | |
571 | while read mod_src mod_dst sha1_src sha1_dst status name | |
572 | do | |
573 | # Always show modules deleted or type-changed (blob<->module) | |
574 | test $status = D -o $status = T && echo "$name" && continue | |
575 | # Also show added or modified modules which are checked out | |
576 | GIT_DIR="$name/.git" git-rev-parse --git-dir >/dev/null 2>&1 && | |
577 | echo "$name" | |
578 | done | |
579 | ) | |
580 | ||
581 | test -z "$modules" && return | |
582 | ||
583 | git $diff_cmd $cached --raw $head -- $modules | | |
584 | egrep '^:([0-7]* )?160000' | | |
585 | cut -c2- | | |
586 | while read mod_src mod_dst sha1_src sha1_dst status name | |
587 | do | |
588 | if test -z "$cached" && | |
589 | test $sha1_dst = 0000000000000000000000000000000000000000 | |
590 | then | |
591 | case "$mod_dst" in | |
592 | 160000) | |
593 | sha1_dst=$(GIT_DIR="$name/.git" git rev-parse HEAD) | |
594 | ;; | |
595 | 100644 | 100755 | 120000) | |
596 | sha1_dst=$(git hash-object $name) | |
597 | ;; | |
598 | 000000) | |
599 | ;; # removed | |
600 | *) | |
601 | # unexpected type | |
602 | echo >&2 "unexpected mode $mod_dst" | |
603 | continue ;; | |
604 | esac | |
605 | fi | |
606 | missing_src= | |
607 | missing_dst= | |
608 | ||
609 | test $mod_src = 160000 && | |
610 | ! GIT_DIR="$name/.git" git-rev-parse -q --verify $sha1_src^0 >/dev/null && | |
611 | missing_src=t | |
612 | ||
613 | test $mod_dst = 160000 && | |
614 | ! GIT_DIR="$name/.git" git-rev-parse -q --verify $sha1_dst^0 >/dev/null && | |
615 | missing_dst=t | |
616 | ||
617 | total_commits= | |
618 | case "$missing_src,$missing_dst" in | |
619 | t,) | |
620 | errmsg=" Warn: $name doesn't contain commit $sha1_src" | |
621 | ;; | |
622 | ,t) | |
623 | errmsg=" Warn: $name doesn't contain commit $sha1_dst" | |
624 | ;; | |
625 | t,t) | |
626 | errmsg=" Warn: $name doesn't contain commits $sha1_src and $sha1_dst" | |
627 | ;; | |
628 | *) | |
629 | errmsg= | |
630 | total_commits=$( | |
631 | if test $mod_src = 160000 -a $mod_dst = 160000 | |
632 | then | |
633 | range="$sha1_src...$sha1_dst" | |
634 | elif test $mod_src = 160000 | |
635 | then | |
636 | range=$sha1_src | |
637 | else | |
638 | range=$sha1_dst | |
639 | fi | |
640 | GIT_DIR="$name/.git" \ | |
641 | git log --pretty=oneline --first-parent $range | wc -l | |
642 | ) | |
643 | total_commits=" ($(($total_commits + 0)))" | |
644 | ;; | |
645 | esac | |
646 | ||
647 | sha1_abbr_src=$(echo $sha1_src | cut -c1-7) | |
648 | sha1_abbr_dst=$(echo $sha1_dst | cut -c1-7) | |
649 | if test $status = T | |
650 | then | |
651 | if test $mod_dst = 160000 | |
652 | then | |
653 | echo "* $name $sha1_abbr_src(blob)->$sha1_abbr_dst(submodule)$total_commits:" | |
654 | else | |
655 | echo "* $name $sha1_abbr_src(submodule)->$sha1_abbr_dst(blob)$total_commits:" | |
656 | fi | |
657 | else | |
658 | echo "* $name $sha1_abbr_src...$sha1_abbr_dst$total_commits:" | |
659 | fi | |
660 | if test -n "$errmsg" | |
661 | then | |
662 | # Don't give error msg for modification whose dst is not submodule | |
663 | # i.e. deleted or changed to blob | |
664 | test $mod_dst = 160000 && echo "$errmsg" | |
665 | else | |
666 | if test $mod_src = 160000 -a $mod_dst = 160000 | |
667 | then | |
668 | limit= | |
669 | test $summary_limit -gt 0 && limit="-$summary_limit" | |
670 | GIT_DIR="$name/.git" \ | |
671 | git log $limit --pretty='format: %m %s' \ | |
672 | --first-parent $sha1_src...$sha1_dst | |
673 | elif test $mod_dst = 160000 | |
674 | then | |
675 | GIT_DIR="$name/.git" \ | |
676 | git log --pretty='format: > %s' -1 $sha1_dst | |
677 | else | |
678 | GIT_DIR="$name/.git" \ | |
679 | git log --pretty='format: < %s' -1 $sha1_src | |
680 | fi | |
681 | echo | |
682 | fi | |
683 | echo | |
684 | done | | |
685 | if test -n "$for_status"; then | |
686 | echo "# Modified submodules:" | |
687 | echo "#" | |
688 | sed -e 's|^|# |' -e 's|^# $|#|' | |
689 | else | |
690 | cat | |
691 | fi | |
692 | } | |
693 | # | |
694 | # List all submodules, prefixed with: | |
695 | # - submodule not initialized | |
696 | # + different revision checked out | |
697 | # | |
698 | # If --cached was specified the revision in the index will be printed | |
699 | # instead of the currently checked out revision. | |
700 | # | |
701 | # $@ = requested paths (default to all) | |
702 | # | |
703 | cmd_status() | |
704 | { | |
705 | # parse $args after "submodule ... status". | |
706 | orig_args="$@" | |
707 | while test $# -ne 0 | |
708 | do | |
709 | case "$1" in | |
710 | -q|--quiet) | |
711 | GIT_QUIET=1 | |
712 | ;; | |
713 | --cached) | |
714 | cached=1 | |
715 | ;; | |
716 | --recursive) | |
717 | recursive=1 | |
718 | ;; | |
719 | --) | |
720 | shift | |
721 | break | |
722 | ;; | |
723 | -*) | |
724 | usage | |
725 | ;; | |
726 | *) | |
727 | break | |
728 | ;; | |
729 | esac | |
730 | shift | |
731 | done | |
732 | ||
733 | module_list "$@" | | |
734 | while read mode sha1 stage path | |
735 | do | |
736 | name=$(module_name "$path") || exit | |
737 | url=$(git config submodule."$name".url) | |
738 | displaypath="$prefix$path" | |
739 | if test -z "$url" || ! test -d "$path"/.git -o -f "$path"/.git | |
740 | then | |
741 | say "-$sha1 $displaypath" | |
742 | continue; | |
743 | fi | |
744 | set_name_rev "$path" "$sha1" | |
745 | if git diff-files --quiet -- "$path" | |
746 | then | |
747 | say " $sha1 $displaypath$revname" | |
748 | else | |
749 | if test -z "$cached" | |
750 | then | |
751 | sha1=$(unset GIT_DIR; cd "$path" && git rev-parse --verify HEAD) | |
752 | set_name_rev "$path" "$sha1" | |
753 | fi | |
754 | say "+$sha1 $displaypath$revname" | |
755 | fi | |
756 | ||
757 | if test -n "$recursive" | |
758 | then | |
759 | ( | |
760 | prefix="$displaypath/" | |
761 | unset GIT_DIR | |
762 | cd "$path" && | |
763 | cmd_status $orig_args | |
764 | ) || | |
765 | die "Failed to recurse into submodule path '$path'" | |
766 | fi | |
767 | done | |
768 | } | |
769 | # | |
770 | # Sync remote urls for submodules | |
771 | # This makes the value for remote.$remote.url match the value | |
772 | # specified in .gitmodules. | |
773 | # | |
774 | cmd_sync() | |
775 | { | |
776 | while test $# -ne 0 | |
777 | do | |
778 | case "$1" in | |
779 | -q|--quiet) | |
780 | GIT_QUIET=1 | |
781 | shift | |
782 | ;; | |
783 | --) | |
784 | shift | |
785 | break | |
786 | ;; | |
787 | -*) | |
788 | usage | |
789 | ;; | |
790 | *) | |
791 | break | |
792 | ;; | |
793 | esac | |
794 | done | |
795 | cd_to_toplevel | |
796 | module_list "$@" | | |
797 | while read mode sha1 stage path | |
798 | do | |
799 | name=$(module_name "$path") | |
800 | url=$(git config -f .gitmodules --get submodule."$name".url) | |
801 | ||
802 | # Possibly a url relative to parent | |
803 | case "$url" in | |
804 | ./*|../*) | |
805 | url=$(resolve_relative_url "$url") || exit | |
806 | ;; | |
807 | esac | |
808 | ||
809 | if test -e "$path"/.git | |
810 | then | |
811 | ( | |
812 | unset GIT_DIR | |
813 | cd "$path" | |
814 | remote=$(get_default_remote) | |
815 | say "Synchronizing submodule url for '$name'" | |
816 | git config remote."$remote".url "$url" | |
817 | ) | |
818 | fi | |
819 | done | |
820 | } | |
821 | ||
822 | # This loop parses the command line arguments to find the | |
823 | # subcommand name to dispatch. Parsing of the subcommand specific | |
824 | # options are primarily done by the subcommand implementations. | |
825 | # Subcommand specific options such as --branch and --cached are | |
826 | # parsed here as well, for backward compatibility. | |
827 | ||
828 | while test $# != 0 && test -z "$command" | |
829 | do | |
830 | case "$1" in | |
831 | add | foreach | init | update | status | summary | sync) | |
832 | command=$1 | |
833 | ;; | |
834 | -q|--quiet) | |
835 | GIT_QUIET=1 | |
836 | ;; | |
837 | -b|--branch) | |
838 | case "$2" in | |
839 | '') | |
840 | usage | |
841 | ;; | |
842 | esac | |
843 | branch="$2"; shift | |
844 | ;; | |
845 | --cached) | |
846 | cached="$1" | |
847 | ;; | |
848 | --) | |
849 | break | |
850 | ;; | |
851 | -*) | |
852 | usage | |
853 | ;; | |
854 | *) | |
855 | break | |
856 | ;; | |
857 | esac | |
858 | shift | |
859 | done | |
860 | ||
861 | # No command word defaults to "status" | |
862 | test -n "$command" || command=status | |
863 | ||
864 | # "-b branch" is accepted only by "add" | |
865 | if test -n "$branch" && test "$command" != add | |
866 | then | |
867 | usage | |
868 | fi | |
869 | ||
870 | # "--cached" is accepted only by "status" and "summary" | |
871 | if test -n "$cached" && test "$command" != status -a "$command" != summary | |
872 | then | |
873 | usage | |
874 | fi | |
875 | ||
876 | "cmd_$command" "$@" |