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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] [-f|--force] [--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: $dashless [--quiet] sync [--] [<path>...]" | |
15 | OPTIONS_SPEC= | |
16 | . git-sh-setup | |
17 | . git-parse-remote | |
18 | require_work_tree | |
19 | ||
20 | command= | |
21 | branch= | |
22 | force= | |
23 | reference= | |
24 | cached= | |
25 | recursive= | |
26 | init= | |
27 | files= | |
28 | nofetch= | |
29 | update= | |
30 | prefix= | |
31 | ||
32 | # Resolve relative url by appending to parent's url | |
33 | resolve_relative_url () | |
34 | { | |
35 | remote=$(get_default_remote) | |
36 | remoteurl=$(git config "remote.$remote.url") || | |
37 | die "remote ($remote) does not have a url defined in .git/config" | |
38 | url="$1" | |
39 | remoteurl=${remoteurl%/} | |
40 | sep=/ | |
41 | while test -n "$url" | |
42 | do | |
43 | case "$url" in | |
44 | ../*) | |
45 | url="${url#../}" | |
46 | case "$remoteurl" in | |
47 | */*) | |
48 | remoteurl="${remoteurl%/*}" | |
49 | ;; | |
50 | *:*) | |
51 | remoteurl="${remoteurl%:*}" | |
52 | sep=: | |
53 | ;; | |
54 | *) | |
55 | die "cannot strip one component off url '$remoteurl'" | |
56 | ;; | |
57 | esac | |
58 | ;; | |
59 | ./*) | |
60 | url="${url#./}" | |
61 | ;; | |
62 | *) | |
63 | break;; | |
64 | esac | |
65 | done | |
66 | echo "$remoteurl$sep${url%/}" | |
67 | } | |
68 | ||
69 | # | |
70 | # Get submodule info for registered submodules | |
71 | # $@ = path to limit submodule list | |
72 | # | |
73 | module_list() | |
74 | { | |
75 | git ls-files --error-unmatch --stage -- "$@" | sane_grep '^160000 ' | |
76 | } | |
77 | ||
78 | # | |
79 | # Map submodule path to submodule name | |
80 | # | |
81 | # $1 = path | |
82 | # | |
83 | module_name() | |
84 | { | |
85 | # Do we have "submodule.<something>.path = $1" defined in .gitmodules file? | |
86 | re=$(printf '%s\n' "$1" | sed -e 's/[].[^$\\*]/\\&/g') | |
87 | name=$( git config -f .gitmodules --get-regexp '^submodule\..*\.path$' | | |
88 | sed -n -e 's|^submodule\.\(.*\)\.path '"$re"'$|\1|p' ) | |
89 | test -z "$name" && | |
90 | die "No submodule mapping found in .gitmodules for path '$path'" | |
91 | echo "$name" | |
92 | } | |
93 | ||
94 | # | |
95 | # Clone a submodule | |
96 | # | |
97 | # Prior to calling, cmd_update checks that a possibly existing | |
98 | # path is not a git repository. | |
99 | # Likewise, cmd_add checks that path does not exist at all, | |
100 | # since it is the location of a new submodule. | |
101 | # | |
102 | module_clone() | |
103 | { | |
104 | path=$1 | |
105 | url=$2 | |
106 | reference="$3" | |
107 | ||
108 | if test -n "$reference" | |
109 | then | |
110 | git-clone "$reference" -n "$url" "$path" | |
111 | else | |
112 | git-clone -n "$url" "$path" | |
113 | fi || | |
114 | die "Clone of '$url' into submodule path '$path' failed" | |
115 | } | |
116 | ||
117 | # | |
118 | # Add a new submodule to the working tree, .gitmodules and the index | |
119 | # | |
120 | # $@ = repo path | |
121 | # | |
122 | # optional branch is stored in global branch variable | |
123 | # | |
124 | cmd_add() | |
125 | { | |
126 | # parse $args after "submodule ... add". | |
127 | while test $# -ne 0 | |
128 | do | |
129 | case "$1" in | |
130 | -b | --branch) | |
131 | case "$2" in '') usage ;; esac | |
132 | branch=$2 | |
133 | shift | |
134 | ;; | |
135 | -f | --force) | |
136 | force=$1 | |
137 | ;; | |
138 | -q|--quiet) | |
139 | GIT_QUIET=1 | |
140 | ;; | |
141 | --reference) | |
142 | case "$2" in '') usage ;; esac | |
143 | reference="--reference=$2" | |
144 | shift | |
145 | ;; | |
146 | --reference=*) | |
147 | reference="$1" | |
148 | shift | |
149 | ;; | |
150 | --) | |
151 | shift | |
152 | break | |
153 | ;; | |
154 | -*) | |
155 | usage | |
156 | ;; | |
157 | *) | |
158 | break | |
159 | ;; | |
160 | esac | |
161 | shift | |
162 | done | |
163 | ||
164 | repo=$1 | |
165 | path=$2 | |
166 | ||
167 | if test -z "$path"; then | |
168 | path=$(echo "$repo" | | |
169 | sed -e 's|/$||' -e 's|:*/*\.git$||' -e 's|.*[/:]||g') | |
170 | fi | |
171 | ||
172 | if test -z "$repo" -o -z "$path"; then | |
173 | usage | |
174 | fi | |
175 | ||
176 | # assure repo is absolute or relative to parent | |
177 | case "$repo" in | |
178 | ./*|../*) | |
179 | # dereference source url relative to parent's url | |
180 | realrepo=$(resolve_relative_url "$repo") || exit | |
181 | ;; | |
182 | *:*|/*) | |
183 | # absolute url | |
184 | realrepo=$repo | |
185 | ;; | |
186 | *) | |
187 | die "repo URL: '$repo' must be absolute or begin with ./|../" | |
188 | ;; | |
189 | esac | |
190 | ||
191 | # normalize path: | |
192 | # multiple //; leading ./; /./; /../; trailing / | |
193 | path=$(printf '%s/\n' "$path" | | |
194 | sed -e ' | |
195 | s|//*|/|g | |
196 | s|^\(\./\)*|| | |
197 | s|/\./|/|g | |
198 | :start | |
199 | s|\([^/]*\)/\.\./|| | |
200 | tstart | |
201 | s|/*$|| | |
202 | ') | |
203 | git ls-files --error-unmatch "$path" > /dev/null 2>&1 && | |
204 | die "'$path' already exists in the index" | |
205 | ||
206 | if test -z "$force" && ! git add --dry-run --ignore-missing "$path" > /dev/null 2>&1 | |
207 | then | |
208 | echo >&2 "The following path is ignored by one of your .gitignore files:" && | |
209 | echo >&2 $path && | |
210 | echo >&2 "Use -f if you really want to add it." | |
211 | exit 1 | |
212 | fi | |
213 | ||
214 | # perhaps the path exists and is already a git repo, else clone it | |
215 | if test -e "$path" | |
216 | then | |
217 | if test -d "$path"/.git -o -f "$path"/.git | |
218 | then | |
219 | echo "Adding existing repo at '$path' to the index" | |
220 | else | |
221 | die "'$path' already exists and is not a valid git repo" | |
222 | fi | |
223 | ||
224 | case "$repo" in | |
225 | ./*|../*) | |
226 | url=$(resolve_relative_url "$repo") || exit | |
227 | ;; | |
228 | *) | |
229 | url="$repo" | |
230 | ;; | |
231 | esac | |
232 | git config submodule."$path".url "$url" | |
233 | else | |
234 | ||
235 | module_clone "$path" "$realrepo" "$reference" || exit | |
236 | ( | |
237 | clear_local_git_env | |
238 | cd "$path" && | |
239 | # ash fails to wordsplit ${branch:+-b "$branch"...} | |
240 | case "$branch" in | |
241 | '') git checkout -f -q ;; | |
242 | ?*) git checkout -f -q -B "$branch" "origin/$branch" ;; | |
243 | esac | |
244 | ) || die "Unable to checkout submodule '$path'" | |
245 | fi | |
246 | ||
247 | git add $force "$path" || | |
248 | die "Failed to add submodule '$path'" | |
249 | ||
250 | git config -f .gitmodules submodule."$path".path "$path" && | |
251 | git config -f .gitmodules submodule."$path".url "$repo" && | |
252 | git add --force .gitmodules || | |
253 | die "Failed to register submodule '$path'" | |
254 | } | |
255 | ||
256 | # | |
257 | # Execute an arbitrary command sequence in each checked out | |
258 | # submodule | |
259 | # | |
260 | # $@ = command to execute | |
261 | # | |
262 | cmd_foreach() | |
263 | { | |
264 | # parse $args after "submodule ... foreach". | |
265 | while test $# -ne 0 | |
266 | do | |
267 | case "$1" in | |
268 | -q|--quiet) | |
269 | GIT_QUIET=1 | |
270 | ;; | |
271 | --recursive) | |
272 | recursive=1 | |
273 | ;; | |
274 | -*) | |
275 | usage | |
276 | ;; | |
277 | *) | |
278 | break | |
279 | ;; | |
280 | esac | |
281 | shift | |
282 | done | |
283 | ||
284 | toplevel=$(pwd) | |
285 | ||
286 | module_list | | |
287 | while read mode sha1 stage path | |
288 | do | |
289 | if test -e "$path"/.git | |
290 | then | |
291 | say "Entering '$prefix$path'" | |
292 | name=$(module_name "$path") | |
293 | ( | |
294 | prefix="$prefix$path/" | |
295 | clear_local_git_env | |
296 | cd "$path" && | |
297 | eval "$@" && | |
298 | if test -n "$recursive" | |
299 | then | |
300 | cmd_foreach "--recursive" "$@" | |
301 | fi | |
302 | ) || | |
303 | die "Stopping at '$path'; script returned non-zero status." | |
304 | fi | |
305 | done | |
306 | } | |
307 | ||
308 | # | |
309 | # Register submodules in .git/config | |
310 | # | |
311 | # $@ = requested paths (default to all) | |
312 | # | |
313 | cmd_init() | |
314 | { | |
315 | # parse $args after "submodule ... init". | |
316 | while test $# -ne 0 | |
317 | do | |
318 | case "$1" in | |
319 | -q|--quiet) | |
320 | GIT_QUIET=1 | |
321 | ;; | |
322 | --) | |
323 | shift | |
324 | break | |
325 | ;; | |
326 | -*) | |
327 | usage | |
328 | ;; | |
329 | *) | |
330 | break | |
331 | ;; | |
332 | esac | |
333 | shift | |
334 | done | |
335 | ||
336 | module_list "$@" | | |
337 | while read mode sha1 stage path | |
338 | do | |
339 | # Skip already registered paths | |
340 | name=$(module_name "$path") || exit | |
341 | url=$(git config submodule."$name".url) | |
342 | test -z "$url" || continue | |
343 | ||
344 | url=$(git config -f .gitmodules submodule."$name".url) | |
345 | test -z "$url" && | |
346 | die "No url found for submodule path '$path' in .gitmodules" | |
347 | ||
348 | # Possibly a url relative to parent | |
349 | case "$url" in | |
350 | ./*|../*) | |
351 | url=$(resolve_relative_url "$url") || exit | |
352 | ;; | |
353 | esac | |
354 | ||
355 | git config submodule."$name".url "$url" || | |
356 | die "Failed to register url for submodule path '$path'" | |
357 | ||
358 | upd="$(git config -f .gitmodules submodule."$name".update)" | |
359 | test -z "$upd" || | |
360 | git config submodule."$name".update "$upd" || | |
361 | die "Failed to register update mode for submodule path '$path'" | |
362 | ||
363 | say "Submodule '$name' ($url) registered for path '$path'" | |
364 | done | |
365 | } | |
366 | ||
367 | # | |
368 | # Update each submodule path to correct revision, using clone and checkout as needed | |
369 | # | |
370 | # $@ = requested paths (default to all) | |
371 | # | |
372 | cmd_update() | |
373 | { | |
374 | # parse $args after "submodule ... update". | |
375 | orig_flags= | |
376 | while test $# -ne 0 | |
377 | do | |
378 | case "$1" in | |
379 | -q|--quiet) | |
380 | GIT_QUIET=1 | |
381 | ;; | |
382 | -i|--init) | |
383 | init=1 | |
384 | ;; | |
385 | -N|--no-fetch) | |
386 | nofetch=1 | |
387 | ;; | |
388 | -r|--rebase) | |
389 | update="rebase" | |
390 | ;; | |
391 | --reference) | |
392 | case "$2" in '') usage ;; esac | |
393 | reference="--reference=$2" | |
394 | orig_flags="$orig_flags $(git rev-parse --sq-quote "$1")" | |
395 | shift | |
396 | ;; | |
397 | --reference=*) | |
398 | reference="$1" | |
399 | ;; | |
400 | -m|--merge) | |
401 | update="merge" | |
402 | ;; | |
403 | --recursive) | |
404 | recursive=1 | |
405 | ;; | |
406 | --) | |
407 | shift | |
408 | break | |
409 | ;; | |
410 | -*) | |
411 | usage | |
412 | ;; | |
413 | *) | |
414 | break | |
415 | ;; | |
416 | esac | |
417 | orig_flags="$orig_flags $(git rev-parse --sq-quote "$1")" | |
418 | shift | |
419 | done | |
420 | ||
421 | if test -n "$init" | |
422 | then | |
423 | cmd_init "--" "$@" || return | |
424 | fi | |
425 | ||
426 | module_list "$@" | | |
427 | while read mode sha1 stage path | |
428 | do | |
429 | name=$(module_name "$path") || exit | |
430 | url=$(git config submodule."$name".url) | |
431 | update_module=$(git config submodule."$name".update) | |
432 | if test -z "$url" | |
433 | then | |
434 | # Only mention uninitialized submodules when its | |
435 | # path have been specified | |
436 | test "$#" != "0" && | |
437 | say "Submodule path '$path' not initialized" && | |
438 | say "Maybe you want to use 'update --init'?" | |
439 | continue | |
440 | fi | |
441 | ||
442 | if ! test -d "$path"/.git -o -f "$path"/.git | |
443 | then | |
444 | module_clone "$path" "$url" "$reference"|| exit | |
445 | subsha1= | |
446 | else | |
447 | subsha1=$(clear_local_git_env; cd "$path" && | |
448 | git rev-parse --verify HEAD) || | |
449 | die "Unable to find current revision in submodule path '$path'" | |
450 | fi | |
451 | ||
452 | if ! test -z "$update" | |
453 | then | |
454 | update_module=$update | |
455 | fi | |
456 | ||
457 | if test "$subsha1" != "$sha1" | |
458 | then | |
459 | force= | |
460 | if test -z "$subsha1" | |
461 | then | |
462 | force="-f" | |
463 | fi | |
464 | ||
465 | if test -z "$nofetch" | |
466 | then | |
467 | (clear_local_git_env; cd "$path" && | |
468 | git-fetch) || | |
469 | die "Unable to fetch in submodule path '$path'" | |
470 | fi | |
471 | ||
472 | case "$update_module" in | |
473 | rebase) | |
474 | command="git rebase" | |
475 | action="rebase" | |
476 | msg="rebased onto" | |
477 | ;; | |
478 | merge) | |
479 | command="git merge" | |
480 | action="merge" | |
481 | msg="merged in" | |
482 | ;; | |
483 | *) | |
484 | command="git checkout $force -q" | |
485 | action="checkout" | |
486 | msg="checked out" | |
487 | ;; | |
488 | esac | |
489 | ||
490 | (clear_local_git_env; cd "$path" && $command "$sha1") || | |
491 | die "Unable to $action '$sha1' in submodule path '$path'" | |
492 | say "Submodule path '$path': $msg '$sha1'" | |
493 | fi | |
494 | ||
495 | if test -n "$recursive" | |
496 | then | |
497 | (clear_local_git_env; cd "$path" && eval cmd_update "$orig_flags") || | |
498 | die "Failed to recurse into submodule path '$path'" | |
499 | fi | |
500 | done | |
501 | } | |
502 | ||
503 | set_name_rev () { | |
504 | revname=$( ( | |
505 | clear_local_git_env | |
506 | cd "$1" && { | |
507 | git describe "$2" 2>/dev/null || | |
508 | git describe --tags "$2" 2>/dev/null || | |
509 | git describe --contains "$2" 2>/dev/null || | |
510 | git describe --all --always "$2" | |
511 | } | |
512 | ) ) | |
513 | test -z "$revname" || revname=" ($revname)" | |
514 | } | |
515 | # | |
516 | # Show commit summary for submodules in index or working tree | |
517 | # | |
518 | # If '--cached' is given, show summary between index and given commit, | |
519 | # or between working tree and given commit | |
520 | # | |
521 | # $@ = [commit (default 'HEAD'),] requested paths (default all) | |
522 | # | |
523 | cmd_summary() { | |
524 | summary_limit=-1 | |
525 | for_status= | |
526 | diff_cmd=diff-index | |
527 | ||
528 | # parse $args after "submodule ... summary". | |
529 | while test $# -ne 0 | |
530 | do | |
531 | case "$1" in | |
532 | --cached) | |
533 | cached="$1" | |
534 | ;; | |
535 | --files) | |
536 | files="$1" | |
537 | ;; | |
538 | --for-status) | |
539 | for_status="$1" | |
540 | ;; | |
541 | -n|--summary-limit) | |
542 | if summary_limit=$(($2 + 0)) 2>/dev/null && test "$summary_limit" = "$2" | |
543 | then | |
544 | : | |
545 | else | |
546 | usage | |
547 | fi | |
548 | shift | |
549 | ;; | |
550 | --) | |
551 | shift | |
552 | break | |
553 | ;; | |
554 | -*) | |
555 | usage | |
556 | ;; | |
557 | *) | |
558 | break | |
559 | ;; | |
560 | esac | |
561 | shift | |
562 | done | |
563 | ||
564 | test $summary_limit = 0 && return | |
565 | ||
566 | if rev=$(git rev-parse -q --verify --default HEAD ${1+"$1"}) | |
567 | then | |
568 | head=$rev | |
569 | test $# = 0 || shift | |
570 | elif test -z "$1" -o "$1" = "HEAD" | |
571 | then | |
572 | # before the first commit: compare with an empty tree | |
573 | head=$(git hash-object -w -t tree --stdin </dev/null) | |
574 | test -z "$1" || shift | |
575 | else | |
576 | head="HEAD" | |
577 | fi | |
578 | ||
579 | if [ -n "$files" ] | |
580 | then | |
581 | test -n "$cached" && | |
582 | die "--cached cannot be used with --files" | |
583 | diff_cmd=diff-files | |
584 | head= | |
585 | fi | |
586 | ||
587 | cd_to_toplevel | |
588 | # Get modified modules cared by user | |
589 | modules=$(git $diff_cmd $cached --ignore-submodules=dirty --raw $head -- "$@" | | |
590 | sane_egrep '^:([0-7]* )?160000' | | |
591 | while read mod_src mod_dst sha1_src sha1_dst status name | |
592 | do | |
593 | # Always show modules deleted or type-changed (blob<->module) | |
594 | test $status = D -o $status = T && echo "$name" && continue | |
595 | # Also show added or modified modules which are checked out | |
596 | GIT_DIR="$name/.git" git-rev-parse --git-dir >/dev/null 2>&1 && | |
597 | echo "$name" | |
598 | done | |
599 | ) | |
600 | ||
601 | test -z "$modules" && return | |
602 | ||
603 | git $diff_cmd $cached --ignore-submodules=dirty --raw $head -- $modules | | |
604 | sane_egrep '^:([0-7]* )?160000' | | |
605 | cut -c2- | | |
606 | while read mod_src mod_dst sha1_src sha1_dst status name | |
607 | do | |
608 | if test -z "$cached" && | |
609 | test $sha1_dst = 0000000000000000000000000000000000000000 | |
610 | then | |
611 | case "$mod_dst" in | |
612 | 160000) | |
613 | sha1_dst=$(GIT_DIR="$name/.git" git rev-parse HEAD) | |
614 | ;; | |
615 | 100644 | 100755 | 120000) | |
616 | sha1_dst=$(git hash-object $name) | |
617 | ;; | |
618 | 000000) | |
619 | ;; # removed | |
620 | *) | |
621 | # unexpected type | |
622 | echo >&2 "unexpected mode $mod_dst" | |
623 | continue ;; | |
624 | esac | |
625 | fi | |
626 | missing_src= | |
627 | missing_dst= | |
628 | ||
629 | test $mod_src = 160000 && | |
630 | ! GIT_DIR="$name/.git" git-rev-parse -q --verify $sha1_src^0 >/dev/null && | |
631 | missing_src=t | |
632 | ||
633 | test $mod_dst = 160000 && | |
634 | ! GIT_DIR="$name/.git" git-rev-parse -q --verify $sha1_dst^0 >/dev/null && | |
635 | missing_dst=t | |
636 | ||
637 | total_commits= | |
638 | case "$missing_src,$missing_dst" in | |
639 | t,) | |
640 | errmsg=" Warn: $name doesn't contain commit $sha1_src" | |
641 | ;; | |
642 | ,t) | |
643 | errmsg=" Warn: $name doesn't contain commit $sha1_dst" | |
644 | ;; | |
645 | t,t) | |
646 | errmsg=" Warn: $name doesn't contain commits $sha1_src and $sha1_dst" | |
647 | ;; | |
648 | *) | |
649 | errmsg= | |
650 | total_commits=$( | |
651 | if test $mod_src = 160000 -a $mod_dst = 160000 | |
652 | then | |
653 | range="$sha1_src...$sha1_dst" | |
654 | elif test $mod_src = 160000 | |
655 | then | |
656 | range=$sha1_src | |
657 | else | |
658 | range=$sha1_dst | |
659 | fi | |
660 | GIT_DIR="$name/.git" \ | |
661 | git rev-list --first-parent $range -- | wc -l | |
662 | ) | |
663 | total_commits=" ($(($total_commits + 0)))" | |
664 | ;; | |
665 | esac | |
666 | ||
667 | sha1_abbr_src=$(echo $sha1_src | cut -c1-7) | |
668 | sha1_abbr_dst=$(echo $sha1_dst | cut -c1-7) | |
669 | if test $status = T | |
670 | then | |
671 | if test $mod_dst = 160000 | |
672 | then | |
673 | echo "* $name $sha1_abbr_src(blob)->$sha1_abbr_dst(submodule)$total_commits:" | |
674 | else | |
675 | echo "* $name $sha1_abbr_src(submodule)->$sha1_abbr_dst(blob)$total_commits:" | |
676 | fi | |
677 | else | |
678 | echo "* $name $sha1_abbr_src...$sha1_abbr_dst$total_commits:" | |
679 | fi | |
680 | if test -n "$errmsg" | |
681 | then | |
682 | # Don't give error msg for modification whose dst is not submodule | |
683 | # i.e. deleted or changed to blob | |
684 | test $mod_dst = 160000 && echo "$errmsg" | |
685 | else | |
686 | if test $mod_src = 160000 -a $mod_dst = 160000 | |
687 | then | |
688 | limit= | |
689 | test $summary_limit -gt 0 && limit="-$summary_limit" | |
690 | GIT_DIR="$name/.git" \ | |
691 | git log $limit --pretty='format: %m %s' \ | |
692 | --first-parent $sha1_src...$sha1_dst | |
693 | elif test $mod_dst = 160000 | |
694 | then | |
695 | GIT_DIR="$name/.git" \ | |
696 | git log --pretty='format: > %s' -1 $sha1_dst | |
697 | else | |
698 | GIT_DIR="$name/.git" \ | |
699 | git log --pretty='format: < %s' -1 $sha1_src | |
700 | fi | |
701 | echo | |
702 | fi | |
703 | echo | |
704 | done | | |
705 | if test -n "$for_status"; then | |
706 | if [ -n "$files" ]; then | |
707 | echo "# Submodules changed but not updated:" | |
708 | else | |
709 | echo "# Submodule changes to be committed:" | |
710 | fi | |
711 | echo "#" | |
712 | sed -e 's|^|# |' -e 's|^# $|#|' | |
713 | else | |
714 | cat | |
715 | fi | |
716 | } | |
717 | # | |
718 | # List all submodules, prefixed with: | |
719 | # - submodule not initialized | |
720 | # + different revision checked out | |
721 | # | |
722 | # If --cached was specified the revision in the index will be printed | |
723 | # instead of the currently checked out revision. | |
724 | # | |
725 | # $@ = requested paths (default to all) | |
726 | # | |
727 | cmd_status() | |
728 | { | |
729 | # parse $args after "submodule ... status". | |
730 | orig_flags= | |
731 | while test $# -ne 0 | |
732 | do | |
733 | case "$1" in | |
734 | -q|--quiet) | |
735 | GIT_QUIET=1 | |
736 | ;; | |
737 | --cached) | |
738 | cached=1 | |
739 | ;; | |
740 | --recursive) | |
741 | recursive=1 | |
742 | ;; | |
743 | --) | |
744 | shift | |
745 | break | |
746 | ;; | |
747 | -*) | |
748 | usage | |
749 | ;; | |
750 | *) | |
751 | break | |
752 | ;; | |
753 | esac | |
754 | orig_flags="$orig_flags $(git rev-parse --sq-quote "$1")" | |
755 | shift | |
756 | done | |
757 | ||
758 | module_list "$@" | | |
759 | while read mode sha1 stage path | |
760 | do | |
761 | name=$(module_name "$path") || exit | |
762 | url=$(git config submodule."$name".url) | |
763 | displaypath="$prefix$path" | |
764 | if test -z "$url" || ! test -d "$path"/.git -o -f "$path"/.git | |
765 | then | |
766 | say "-$sha1 $displaypath" | |
767 | continue; | |
768 | fi | |
769 | set_name_rev "$path" "$sha1" | |
770 | if git diff-files --ignore-submodules=dirty --quiet -- "$path" | |
771 | then | |
772 | say " $sha1 $displaypath$revname" | |
773 | else | |
774 | if test -z "$cached" | |
775 | then | |
776 | sha1=$(clear_local_git_env; cd "$path" && git rev-parse --verify HEAD) | |
777 | set_name_rev "$path" "$sha1" | |
778 | fi | |
779 | say "+$sha1 $displaypath$revname" | |
780 | fi | |
781 | ||
782 | if test -n "$recursive" | |
783 | then | |
784 | ( | |
785 | prefix="$displaypath/" | |
786 | clear_local_git_env | |
787 | cd "$path" && | |
788 | eval cmd_status "$orig_args" | |
789 | ) || | |
790 | die "Failed to recurse into submodule path '$path'" | |
791 | fi | |
792 | done | |
793 | } | |
794 | # | |
795 | # Sync remote urls for submodules | |
796 | # This makes the value for remote.$remote.url match the value | |
797 | # specified in .gitmodules. | |
798 | # | |
799 | cmd_sync() | |
800 | { | |
801 | while test $# -ne 0 | |
802 | do | |
803 | case "$1" in | |
804 | -q|--quiet) | |
805 | GIT_QUIET=1 | |
806 | shift | |
807 | ;; | |
808 | --) | |
809 | shift | |
810 | break | |
811 | ;; | |
812 | -*) | |
813 | usage | |
814 | ;; | |
815 | *) | |
816 | break | |
817 | ;; | |
818 | esac | |
819 | done | |
820 | cd_to_toplevel | |
821 | module_list "$@" | | |
822 | while read mode sha1 stage path | |
823 | do | |
824 | name=$(module_name "$path") | |
825 | url=$(git config -f .gitmodules --get submodule."$name".url) | |
826 | ||
827 | # Possibly a url relative to parent | |
828 | case "$url" in | |
829 | ./*|../*) | |
830 | url=$(resolve_relative_url "$url") || exit | |
831 | ;; | |
832 | esac | |
833 | ||
834 | say "Synchronizing submodule url for '$name'" | |
835 | git config submodule."$name".url "$url" | |
836 | ||
837 | if test -e "$path"/.git | |
838 | then | |
839 | ( | |
840 | clear_local_git_env | |
841 | cd "$path" | |
842 | remote=$(get_default_remote) | |
843 | git config remote."$remote".url "$url" | |
844 | ) | |
845 | fi | |
846 | done | |
847 | } | |
848 | ||
849 | # This loop parses the command line arguments to find the | |
850 | # subcommand name to dispatch. Parsing of the subcommand specific | |
851 | # options are primarily done by the subcommand implementations. | |
852 | # Subcommand specific options such as --branch and --cached are | |
853 | # parsed here as well, for backward compatibility. | |
854 | ||
855 | while test $# != 0 && test -z "$command" | |
856 | do | |
857 | case "$1" in | |
858 | add | foreach | init | update | status | summary | sync) | |
859 | command=$1 | |
860 | ;; | |
861 | -q|--quiet) | |
862 | GIT_QUIET=1 | |
863 | ;; | |
864 | -b|--branch) | |
865 | case "$2" in | |
866 | '') | |
867 | usage | |
868 | ;; | |
869 | esac | |
870 | branch="$2"; shift | |
871 | ;; | |
872 | --cached) | |
873 | cached="$1" | |
874 | ;; | |
875 | --) | |
876 | break | |
877 | ;; | |
878 | -*) | |
879 | usage | |
880 | ;; | |
881 | *) | |
882 | break | |
883 | ;; | |
884 | esac | |
885 | shift | |
886 | done | |
887 | ||
888 | # No command word defaults to "status" | |
889 | test -n "$command" || command=status | |
890 | ||
891 | # "-b branch" is accepted only by "add" | |
892 | if test -n "$branch" && test "$command" != add | |
893 | then | |
894 | usage | |
895 | fi | |
896 | ||
897 | # "--cached" is accepted only by "status" and "summary" | |
898 | if test -n "$cached" && test "$command" != status -a "$command" != summary | |
899 | then | |
900 | usage | |
901 | fi | |
902 | ||
903 | "cmd_$command" "$@" |