t/t7407: demonstrate that the command called by 'submodule foreach' loses stdin
[git/git.git] / git-submodule.sh
CommitLineData
70c7ac22
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1#!/bin/sh
2#
ecda0723 3# git-submodules.sh: add, init, update or list git submodules
70c7ac22
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4#
5# Copyright (c) 2007 Lars Hjemli
6
1d5bec8b 7dashless=$(basename "$0" | sed -e 's/-/ /')
d27b876b 8USAGE="[--quiet] add [-b branch] [-f|--force] [--reference <repository>] [--] <repository> [<path>]
64b19ffe 9 or: $dashless [--quiet] status [--cached] [--recursive] [--] [<path>...]
1d5bec8b 10 or: $dashless [--quiet] init [--] [<path>...]
b13fd5c1 11 or: $dashless [--quiet] update [--init] [-N|--no-fetch] [--rebase] [--reference <repository>] [--merge] [--recursive] [--] [<path>...]
adc54235 12 or: $dashless [--quiet] summary [--cached|--files] [--summary-limit <n>] [commit] [--] [<path>...]
15fc56a8 13 or: $dashless [--quiet] foreach [--recursive] <command>
1d5bec8b 14 or: $dashless [--quiet] sync [--] [<path>...]"
8f321a39 15OPTIONS_SPEC=
70c7ac22 16. git-sh-setup
98fcf840 17. git-parse-remote
70c7ac22
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18require_work_tree
19
5c08dbbd 20command=
ecda0723 21branch=
d27b876b 22force=
d92a3959 23reference=
70c7ac22 24cached=
48bb3033
GP
25recursive=
26init=
1c244f6e 27files=
31ca3ac3 28nofetch=
32948425 29update=
15fc56a8 30prefix=
70c7ac22 31
f31a522a
ML
32# Resolve relative url by appending to parent's url
33resolve_relative_url ()
34{
98fcf840 35 remote=$(get_default_remote)
8e7e6f39
ML
36 remoteurl=$(git config "remote.$remote.url") ||
37 die "remote ($remote) does not have a url defined in .git/config"
f31a522a 38 url="$1"
99b120af 39 remoteurl=${remoteurl%/}
f31a522a
ML
40 while test -n "$url"
41 do
42 case "$url" in
43 ../*)
44 url="${url#../}"
45 remoteurl="${remoteurl%/*}"
46 ;;
47 ./*)
48 url="${url#./}"
49 ;;
50 *)
51 break;;
52 esac
53 done
99b120af 54 echo "$remoteurl/${url%/}"
f31a522a
ML
55}
56
a7b3269c
DA
57#
58# Get submodule info for registered submodules
59# $@ = path to limit submodule list
60#
61module_list()
62{
e1622bfc 63 git ls-files --error-unmatch --stage -- "$@" | sane_grep '^160000 '
a7b3269c
DA
64}
65
941987a5
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66#
67# Map submodule path to submodule name
68#
69# $1 = path
70#
71module_name()
72{
537601ac 73 # Do we have "submodule.<something>.path = $1" defined in .gitmodules file?
fe22e542 74 re=$(printf '%s\n' "$1" | sed -e 's/[].[^$\\*]/\\&/g')
a5099bb4 75 name=$( git config -f .gitmodules --get-regexp '^submodule\..*\.path$' |
537601ac 76 sed -n -e 's|^submodule\.\(.*\)\.path '"$re"'$|\1|p' )
941987a5
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77 test -z "$name" &&
78 die "No submodule mapping found in .gitmodules for path '$path'"
79 echo "$name"
80}
33aa6fff
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81
82#
83# Clone a submodule
84#
23a485e3 85# Prior to calling, cmd_update checks that a possibly existing
ecda0723 86# path is not a git repository.
23a485e3 87# Likewise, cmd_add checks that path does not exist at all,
ecda0723
SV
88# since it is the location of a new submodule.
89#
33aa6fff
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90module_clone()
91{
92 path=$1
93 url=$2
d92a3959 94 reference="$3"
33aa6fff
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95
96 # If there already is a directory at the submodule path,
97 # expect it to be empty (since that is the default checkout
98 # action) and try to remove it.
99 # Note: if $path is a symlink to a directory the test will
100 # succeed but the rmdir will fail. We might want to fix this.
101 if test -d "$path"
102 then
103 rmdir "$path" 2>/dev/null ||
0484682e 104 die "Directory '$path' exists, but is neither empty nor a git repository"
33aa6fff
LH
105 fi
106
107 test -e "$path" &&
108 die "A file already exist at path '$path'"
109
d92a3959
MT
110 if test -n "$reference"
111 then
112 git-clone "$reference" -n "$url" "$path"
113 else
114 git-clone -n "$url" "$path"
115 fi ||
941987a5 116 die "Clone of '$url' into submodule path '$path' failed"
33aa6fff
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117}
118
ecda0723
SV
119#
120# Add a new submodule to the working tree, .gitmodules and the index
121#
ec05df35 122# $@ = repo path
ecda0723
SV
123#
124# optional branch is stored in global branch variable
125#
23a485e3 126cmd_add()
ecda0723 127{
5c08dbbd
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128 # parse $args after "submodule ... add".
129 while test $# -ne 0
130 do
131 case "$1" in
132 -b | --branch)
133 case "$2" in '') usage ;; esac
134 branch=$2
135 shift
136 ;;
d27b876b
JL
137 -f | --force)
138 force=$1
139 ;;
5c08dbbd 140 -q|--quiet)
2e6a30ef 141 GIT_QUIET=1
5c08dbbd 142 ;;
d92a3959
MT
143 --reference)
144 case "$2" in '') usage ;; esac
145 reference="--reference=$2"
146 shift
147 ;;
148 --reference=*)
149 reference="$1"
150 shift
151 ;;
5c08dbbd
JH
152 --)
153 shift
154 break
155 ;;
156 -*)
157 usage
158 ;;
159 *)
160 break
161 ;;
162 esac
163 shift
164 done
165
ecda0723
SV
166 repo=$1
167 path=$2
168
1414e578
JL
169 if test -z "$path"; then
170 path=$(echo "$repo" |
171 sed -e 's|/$||' -e 's|:*/*\.git$||' -e 's|.*[/:]||g')
172 fi
173
ec05df35 174 if test -z "$repo" -o -z "$path"; then
ecda0723
SV
175 usage
176 fi
177
ec05df35
ML
178 # assure repo is absolute or relative to parent
179 case "$repo" in
180 ./*|../*)
181 # dereference source url relative to parent's url
182 realrepo=$(resolve_relative_url "$repo") || exit
183 ;;
184 *:*|/*)
185 # absolute url
186 realrepo=$repo
187 ;;
188 *)
189 die "repo URL: '$repo' must be absolute or begin with ./|../"
190 ;;
191 esac
192
db75ada5
MG
193 # normalize path:
194 # multiple //; leading ./; /./; /../; trailing /
195 path=$(printf '%s/\n' "$path" |
196 sed -e '
197 s|//*|/|g
198 s|^\(\./\)*||
199 s|/\./|/|g
200 :start
201 s|\([^/]*\)/\.\./||
202 tstart
203 s|/*$||
204 ')
5be60078 205 git ls-files --error-unmatch "$path" > /dev/null 2>&1 &&
ecda0723
SV
206 die "'$path' already exists in the index"
207
d27b876b
JL
208 if test -z "$force" && ! git add --dry-run --ignore-missing "$path" > /dev/null 2>&1
209 then
210 echo >&2 "The following path is ignored by one of your .gitignore files:" &&
211 echo >&2 $path &&
212 echo >&2 "Use -f if you really want to add it."
213 exit 1
214 fi
215
d4264ca3
ML
216 # perhaps the path exists and is already a git repo, else clone it
217 if test -e "$path"
218 then
e9656473 219 if test -d "$path"/.git -o -f "$path"/.git
d4264ca3
ML
220 then
221 echo "Adding existing repo at '$path' to the index"
222 else
223 die "'$path' already exists and is not a valid git repo"
224 fi
c2f93917
ML
225
226 case "$repo" in
227 ./*|../*)
228 url=$(resolve_relative_url "$repo") || exit
229 ;;
230 *)
231 url="$repo"
232 ;;
233 esac
234 git config submodule."$path".url "$url"
d4264ca3 235 else
d4264ca3 236
d92a3959 237 module_clone "$path" "$realrepo" "$reference" || exit
ea10b60c 238 (
74ae1419 239 clear_local_git_env
ea10b60c
BJ
240 cd "$path" &&
241 # ash fails to wordsplit ${branch:+-b "$branch"...}
242 case "$branch" in
243 '') git checkout -f -q ;;
244 ?*) git checkout -f -q -b "$branch" "origin/$branch" ;;
245 esac
246 ) || die "Unable to checkout submodule '$path'"
d4264ca3
ML
247 fi
248
d27b876b 249 git add $force "$path" ||
ecda0723
SV
250 die "Failed to add submodule '$path'"
251
a5099bb4
IY
252 git config -f .gitmodules submodule."$path".path "$path" &&
253 git config -f .gitmodules submodule."$path".url "$repo" &&
31991b02 254 git add --force .gitmodules ||
ecda0723
SV
255 die "Failed to register submodule '$path'"
256}
257
19a31f9c
ML
258#
259# Execute an arbitrary command sequence in each checked out
260# submodule
261#
262# $@ = command to execute
263#
264cmd_foreach()
265{
1d5bec8b
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266 # parse $args after "submodule ... foreach".
267 while test $# -ne 0
268 do
269 case "$1" in
270 -q|--quiet)
271 GIT_QUIET=1
272 ;;
15fc56a8
JH
273 --recursive)
274 recursive=1
275 ;;
1d5bec8b
JH
276 -*)
277 usage
278 ;;
279 *)
280 break
281 ;;
282 esac
283 shift
284 done
285
f030c96d
ÆAB
286 toplevel=$(pwd)
287
a7b3269c 288 module_list |
19a31f9c
ML
289 while read mode sha1 stage path
290 do
291 if test -e "$path"/.git
292 then
15fc56a8 293 say "Entering '$prefix$path'"
1e7f2aad 294 name=$(module_name "$path")
15fc56a8
JH
295 (
296 prefix="$prefix$path/"
74ae1419 297 clear_local_git_env
15fc56a8
JH
298 cd "$path" &&
299 eval "$@" &&
300 if test -n "$recursive"
301 then
302 cmd_foreach "--recursive" "$@"
303 fi
304 ) ||
19a31f9c
ML
305 die "Stopping at '$path'; script returned non-zero status."
306 fi
307 done
308}
309
70c7ac22 310#
211b7f19 311# Register submodules in .git/config
70c7ac22
LH
312#
313# $@ = requested paths (default to all)
314#
23a485e3 315cmd_init()
70c7ac22 316{
5c08dbbd
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317 # parse $args after "submodule ... init".
318 while test $# -ne 0
319 do
320 case "$1" in
321 -q|--quiet)
2e6a30ef 322 GIT_QUIET=1
5c08dbbd
JH
323 ;;
324 --)
325 shift
326 break
327 ;;
328 -*)
329 usage
330 ;;
331 *)
332 break
333 ;;
334 esac
335 shift
336 done
337
a7b3269c 338 module_list "$@" |
70c7ac22
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339 while read mode sha1 stage path
340 do
211b7f19 341 # Skip already registered paths
941987a5 342 name=$(module_name "$path") || exit
5be60078 343 url=$(git config submodule."$name".url)
211b7f19 344 test -z "$url" || continue
70c7ac22 345
a5099bb4 346 url=$(git config -f .gitmodules submodule."$name".url)
70c7ac22 347 test -z "$url" &&
941987a5 348 die "No url found for submodule path '$path' in .gitmodules"
70c7ac22 349
f31a522a
ML
350 # Possibly a url relative to parent
351 case "$url" in
352 ./*|../*)
8e7e6f39 353 url=$(resolve_relative_url "$url") || exit
f31a522a
ML
354 ;;
355 esac
356
5be60078 357 git config submodule."$name".url "$url" ||
941987a5 358 die "Failed to register url for submodule path '$path'"
70c7ac22 359
32948425
JH
360 upd="$(git config -f .gitmodules submodule."$name".update)"
361 test -z "$upd" ||
362 git config submodule."$name".update "$upd" ||
363 die "Failed to register update mode for submodule path '$path'"
ca2cedba 364
941987a5 365 say "Submodule '$name' ($url) registered for path '$path'"
70c7ac22
LH
366 done
367}
368
369#
211b7f19 370# Update each submodule path to correct revision, using clone and checkout as needed
70c7ac22
LH
371#
372# $@ = requested paths (default to all)
373#
23a485e3 374cmd_update()
70c7ac22 375{
5c08dbbd 376 # parse $args after "submodule ... update".
98dbe63d 377 orig_flags=
5c08dbbd
JH
378 while test $# -ne 0
379 do
380 case "$1" in
381 -q|--quiet)
2e6a30ef 382 GIT_QUIET=1
5c08dbbd 383 ;;
be4d2c83 384 -i|--init)
d92a3959 385 init=1
be4d2c83 386 ;;
31ca3ac3 387 -N|--no-fetch)
31ca3ac3
FF
388 nofetch=1
389 ;;
ca2cedba 390 -r|--rebase)
32948425 391 update="rebase"
ca2cedba 392 ;;
d92a3959
MT
393 --reference)
394 case "$2" in '') usage ;; esac
395 reference="--reference=$2"
98dbe63d
KB
396 orig_flags="$orig_flags $(git rev-parse --sq-quote "$1")"
397 shift
d92a3959
MT
398 ;;
399 --reference=*)
400 reference="$1"
d92a3959 401 ;;
42b49178 402 -m|--merge)
42b49178
JH
403 update="merge"
404 ;;
b13fd5c1 405 --recursive)
b13fd5c1
JH
406 recursive=1
407 ;;
5c08dbbd
JH
408 --)
409 shift
410 break
411 ;;
412 -*)
413 usage
414 ;;
415 *)
416 break
417 ;;
418 esac
98dbe63d
KB
419 orig_flags="$orig_flags $(git rev-parse --sq-quote "$1")"
420 shift
5c08dbbd
JH
421 done
422
d92a3959
MT
423 if test -n "$init"
424 then
425 cmd_init "--" "$@" || return
426 fi
427
a7b3269c 428 module_list "$@" |
70c7ac22
LH
429 while read mode sha1 stage path
430 do
941987a5 431 name=$(module_name "$path") || exit
5be60078 432 url=$(git config submodule."$name".url)
32948425 433 update_module=$(git config submodule."$name".update)
211b7f19 434 if test -z "$url"
70c7ac22
LH
435 then
436 # Only mention uninitialized submodules when its
437 # path have been specified
438 test "$#" != "0" &&
989206f5 439 say "Submodule path '$path' not initialized" &&
be4d2c83 440 say "Maybe you want to use 'update --init'?"
211b7f19
LH
441 continue
442 fi
443
ba88a1fe 444 if ! test -d "$path"/.git -o -f "$path"/.git
211b7f19 445 then
d92a3959 446 module_clone "$path" "$url" "$reference"|| exit
bf2d8246
LH
447 subsha1=
448 else
74ae1419 449 subsha1=$(clear_local_git_env; cd "$path" &&
5be60078 450 git rev-parse --verify HEAD) ||
941987a5 451 die "Unable to find current revision in submodule path '$path'"
70c7ac22 452 fi
211b7f19 453
32948425 454 if ! test -z "$update"
ca2cedba 455 then
32948425 456 update_module=$update
ca2cedba
PH
457 fi
458
70c7ac22
LH
459 if test "$subsha1" != "$sha1"
460 then
b9b378a0
PY
461 force=
462 if test -z "$subsha1"
463 then
464 force="-f"
465 fi
31ca3ac3
FF
466
467 if test -z "$nofetch"
468 then
74ae1419 469 (clear_local_git_env; cd "$path" &&
31ca3ac3
FF
470 git-fetch) ||
471 die "Unable to fetch in submodule path '$path'"
472 fi
473
32948425
JH
474 case "$update_module" in
475 rebase)
476 command="git rebase"
ca2cedba
PH
477 action="rebase"
478 msg="rebased onto"
32948425 479 ;;
42b49178
JH
480 merge)
481 command="git merge"
482 action="merge"
483 msg="merged in"
484 ;;
32948425
JH
485 *)
486 command="git checkout $force -q"
ca2cedba
PH
487 action="checkout"
488 msg="checked out"
32948425
JH
489 ;;
490 esac
70c7ac22 491
74ae1419 492 (clear_local_git_env; cd "$path" && $command "$sha1") ||
ca2cedba
PH
493 die "Unable to $action '$sha1' in submodule path '$path'"
494 say "Submodule path '$path': $msg '$sha1'"
70c7ac22 495 fi
b13fd5c1
JH
496
497 if test -n "$recursive"
498 then
98dbe63d 499 (clear_local_git_env; cd "$path" && eval cmd_update "$orig_flags") ||
b13fd5c1
JH
500 die "Failed to recurse into submodule path '$path'"
501 fi
70c7ac22
LH
502 done
503}
504
bffe71f4
EM
505set_name_rev () {
506 revname=$( (
74ae1419 507 clear_local_git_env
bffe71f4 508 cd "$1" && {
5be60078
JH
509 git describe "$2" 2>/dev/null ||
510 git describe --tags "$2" 2>/dev/null ||
f669ac0b
ML
511 git describe --contains "$2" 2>/dev/null ||
512 git describe --all --always "$2"
bffe71f4
EM
513 }
514 ) )
515 test -z "$revname" || revname=" ($revname)"
516}
28f9af5d
PY
517#
518# Show commit summary for submodules in index or working tree
519#
520# If '--cached' is given, show summary between index and given commit,
521# or between working tree and given commit
522#
523# $@ = [commit (default 'HEAD'),] requested paths (default all)
524#
525cmd_summary() {
f2dc06a3 526 summary_limit=-1
d0f64dd4 527 for_status=
1c244f6e 528 diff_cmd=diff-index
f2dc06a3 529
28f9af5d
PY
530 # parse $args after "submodule ... summary".
531 while test $# -ne 0
532 do
533 case "$1" in
534 --cached)
535 cached="$1"
536 ;;
1c244f6e
JL
537 --files)
538 files="$1"
539 ;;
d0f64dd4
PY
540 --for-status)
541 for_status="$1"
542 ;;
f2dc06a3
PY
543 -n|--summary-limit)
544 if summary_limit=$(($2 + 0)) 2>/dev/null && test "$summary_limit" = "$2"
545 then
546 :
547 else
548 usage
549 fi
550 shift
551 ;;
28f9af5d
PY
552 --)
553 shift
554 break
555 ;;
556 -*)
557 usage
558 ;;
559 *)
560 break
561 ;;
562 esac
563 shift
564 done
bffe71f4 565
f2dc06a3
PY
566 test $summary_limit = 0 && return
567
3deea89c 568 if rev=$(git rev-parse -q --verify --default HEAD ${1+"$1"})
28f9af5d
PY
569 then
570 head=$rev
caa9c3ca 571 test $# = 0 || shift
3deea89c
JH
572 elif test -z "$1" -o "$1" = "HEAD"
573 then
14e940d7
JH
574 # before the first commit: compare with an empty tree
575 head=$(git hash-object -w -t tree --stdin </dev/null)
2ea6c2c9 576 test -z "$1" || shift
28f9af5d 577 else
3deea89c 578 head="HEAD"
28f9af5d
PY
579 fi
580
1c244f6e
JL
581 if [ -n "$files" ]
582 then
583 test -n "$cached" &&
584 die "--cached cannot be used with --files"
585 diff_cmd=diff-files
586 head=
587 fi
588
28f9af5d
PY
589 cd_to_toplevel
590 # Get modified modules cared by user
18076502 591 modules=$(git $diff_cmd $cached --ignore-submodules=dirty --raw $head -- "$@" |
e1622bfc 592 sane_egrep '^:([0-7]* )?160000' |
28f9af5d
PY
593 while read mod_src mod_dst sha1_src sha1_dst status name
594 do
595 # Always show modules deleted or type-changed (blob<->module)
596 test $status = D -o $status = T && echo "$name" && continue
597 # Also show added or modified modules which are checked out
598 GIT_DIR="$name/.git" git-rev-parse --git-dir >/dev/null 2>&1 &&
599 echo "$name"
600 done
601 )
1cb639e6 602
d0f64dd4
PY
603 test -z "$modules" && return
604
18076502 605 git $diff_cmd $cached --ignore-submodules=dirty --raw $head -- $modules |
e1622bfc 606 sane_egrep '^:([0-7]* )?160000' |
1cb639e6
PY
607 cut -c2- |
608 while read mod_src mod_dst sha1_src sha1_dst status name
609 do
610 if test -z "$cached" &&
611 test $sha1_dst = 0000000000000000000000000000000000000000
612 then
613 case "$mod_dst" in
614 160000)
615 sha1_dst=$(GIT_DIR="$name/.git" git rev-parse HEAD)
616 ;;
617 100644 | 100755 | 120000)
618 sha1_dst=$(git hash-object $name)
619 ;;
620 000000)
621 ;; # removed
622 *)
623 # unexpected type
624 echo >&2 "unexpected mode $mod_dst"
625 continue ;;
626 esac
627 fi
628 missing_src=
629 missing_dst=
630
631 test $mod_src = 160000 &&
30353a40 632 ! GIT_DIR="$name/.git" git-rev-parse -q --verify $sha1_src^0 >/dev/null &&
1cb639e6
PY
633 missing_src=t
634
635 test $mod_dst = 160000 &&
30353a40 636 ! GIT_DIR="$name/.git" git-rev-parse -q --verify $sha1_dst^0 >/dev/null &&
1cb639e6 637 missing_dst=t
bffe71f4 638
1cb639e6
PY
639 total_commits=
640 case "$missing_src,$missing_dst" in
641 t,)
642 errmsg=" Warn: $name doesn't contain commit $sha1_src"
643 ;;
644 ,t)
645 errmsg=" Warn: $name doesn't contain commit $sha1_dst"
646 ;;
647 t,t)
648 errmsg=" Warn: $name doesn't contain commits $sha1_src and $sha1_dst"
649 ;;
650 *)
651 errmsg=
652 total_commits=$(
653 if test $mod_src = 160000 -a $mod_dst = 160000
654 then
655 range="$sha1_src...$sha1_dst"
656 elif test $mod_src = 160000
657 then
658 range=$sha1_src
659 else
660 range=$sha1_dst
661 fi
662 GIT_DIR="$name/.git" \
b0e621ad 663 git rev-list --first-parent $range -- | wc -l
1cb639e6 664 )
eed35595 665 total_commits=" ($(($total_commits + 0)))"
1cb639e6
PY
666 ;;
667 esac
668
669 sha1_abbr_src=$(echo $sha1_src | cut -c1-7)
670 sha1_abbr_dst=$(echo $sha1_dst | cut -c1-7)
671 if test $status = T
672 then
673 if test $mod_dst = 160000
674 then
675 echo "* $name $sha1_abbr_src(blob)->$sha1_abbr_dst(submodule)$total_commits:"
676 else
677 echo "* $name $sha1_abbr_src(submodule)->$sha1_abbr_dst(blob)$total_commits:"
678 fi
679 else
680 echo "* $name $sha1_abbr_src...$sha1_abbr_dst$total_commits:"
681 fi
682 if test -n "$errmsg"
683 then
684 # Don't give error msg for modification whose dst is not submodule
685 # i.e. deleted or changed to blob
686 test $mod_dst = 160000 && echo "$errmsg"
687 else
688 if test $mod_src = 160000 -a $mod_dst = 160000
689 then
f2dc06a3
PY
690 limit=
691 test $summary_limit -gt 0 && limit="-$summary_limit"
1cb639e6 692 GIT_DIR="$name/.git" \
f2dc06a3 693 git log $limit --pretty='format: %m %s' \
1cb639e6
PY
694 --first-parent $sha1_src...$sha1_dst
695 elif test $mod_dst = 160000
696 then
697 GIT_DIR="$name/.git" \
698 git log --pretty='format: > %s' -1 $sha1_dst
699 else
700 GIT_DIR="$name/.git" \
701 git log --pretty='format: < %s' -1 $sha1_src
702 fi
703 echo
704 fi
705 echo
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706 done |
707 if test -n "$for_status"; then
f17a5d34
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708 if [ -n "$files" ]; then
709 echo "# Submodules changed but not updated:"
710 else
711 echo "# Submodule changes to be committed:"
712 fi
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713 echo "#"
714 sed -e 's|^|# |' -e 's|^# $|#|'
715 else
716 cat
717 fi
28f9af5d 718}
70c7ac22 719#
941987a5 720# List all submodules, prefixed with:
70c7ac22
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721# - submodule not initialized
722# + different revision checked out
723#
724# If --cached was specified the revision in the index will be printed
725# instead of the currently checked out revision.
726#
727# $@ = requested paths (default to all)
728#
23a485e3 729cmd_status()
70c7ac22 730{
5c08dbbd 731 # parse $args after "submodule ... status".
98dbe63d 732 orig_flags=
5c08dbbd
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733 while test $# -ne 0
734 do
735 case "$1" in
736 -q|--quiet)
2e6a30ef 737 GIT_QUIET=1
5c08dbbd
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738 ;;
739 --cached)
740 cached=1
741 ;;
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742 --recursive)
743 recursive=1
744 ;;
5c08dbbd
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745 --)
746 shift
747 break
748 ;;
749 -*)
750 usage
751 ;;
752 *)
753 break
754 ;;
755 esac
98dbe63d 756 orig_flags="$orig_flags $(git rev-parse --sq-quote "$1")"
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757 shift
758 done
759
a7b3269c 760 module_list "$@" |
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761 while read mode sha1 stage path
762 do
941987a5 763 name=$(module_name "$path") || exit
5be60078 764 url=$(git config submodule."$name".url)
64b19ffe 765 displaypath="$prefix$path"
ba88a1fe 766 if test -z "$url" || ! test -d "$path"/.git -o -f "$path"/.git
70c7ac22 767 then
64b19ffe 768 say "-$sha1 $displaypath"
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769 continue;
770 fi
41c7c1bd 771 set_name_rev "$path" "$sha1"
18076502 772 if git diff-files --ignore-submodules=dirty --quiet -- "$path"
70c7ac22 773 then
64b19ffe 774 say " $sha1 $displaypath$revname"
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775 else
776 if test -z "$cached"
777 then
74ae1419 778 sha1=$(clear_local_git_env; cd "$path" && git rev-parse --verify HEAD)
41c7c1bd 779 set_name_rev "$path" "$sha1"
70c7ac22 780 fi
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781 say "+$sha1 $displaypath$revname"
782 fi
783
784 if test -n "$recursive"
785 then
786 (
787 prefix="$displaypath/"
74ae1419 788 clear_local_git_env
64b19ffe 789 cd "$path" &&
a7eff1a8 790 eval cmd_status "$orig_args"
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791 ) ||
792 die "Failed to recurse into submodule path '$path'"
70c7ac22
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793 fi
794 done
795}
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796#
797# Sync remote urls for submodules
798# This makes the value for remote.$remote.url match the value
799# specified in .gitmodules.
800#
801cmd_sync()
802{
803 while test $# -ne 0
804 do
805 case "$1" in
806 -q|--quiet)
2e6a30ef 807 GIT_QUIET=1
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808 shift
809 ;;
810 --)
811 shift
812 break
813 ;;
814 -*)
815 usage
816 ;;
817 *)
818 break
819 ;;
820 esac
821 done
822 cd_to_toplevel
823 module_list "$@" |
824 while read mode sha1 stage path
825 do
826 name=$(module_name "$path")
827 url=$(git config -f .gitmodules --get submodule."$name".url)
baede9f8
JH
828
829 # Possibly a url relative to parent
830 case "$url" in
831 ./*|../*)
832 url=$(resolve_relative_url "$url") || exit
833 ;;
834 esac
835
2327f61e
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836 if test -e "$path"/.git
837 then
838 (
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DA
839 say "Synchronizing submodule url for '$name'"
840 git config submodule."$name".url "$url"
74ae1419 841 clear_local_git_env
2327f61e
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842 cd "$path"
843 remote=$(get_default_remote)
2327f61e
DA
844 git config remote."$remote".url "$url"
845 )
846 fi
847 done
848}
70c7ac22 849
5c08dbbd
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850# This loop parses the command line arguments to find the
851# subcommand name to dispatch. Parsing of the subcommand specific
852# options are primarily done by the subcommand implementations.
853# Subcommand specific options such as --branch and --cached are
854# parsed here as well, for backward compatibility.
855
856while test $# != 0 && test -z "$command"
70c7ac22
LH
857do
858 case "$1" in
2327f61e 859 add | foreach | init | update | status | summary | sync)
5c08dbbd 860 command=$1
70c7ac22
LH
861 ;;
862 -q|--quiet)
2e6a30ef 863 GIT_QUIET=1
70c7ac22 864 ;;
ecda0723
SV
865 -b|--branch)
866 case "$2" in
867 '')
868 usage
869 ;;
870 esac
871 branch="$2"; shift
872 ;;
70c7ac22 873 --cached)
28f9af5d 874 cached="$1"
70c7ac22
LH
875 ;;
876 --)
877 break
878 ;;
879 -*)
880 usage
881 ;;
882 *)
883 break
884 ;;
885 esac
886 shift
887done
888
5c08dbbd
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889# No command word defaults to "status"
890test -n "$command" || command=status
891
892# "-b branch" is accepted only by "add"
893if test -n "$branch" && test "$command" != add
894then
ecda0723 895 usage
5c08dbbd
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896fi
897
28f9af5d
PY
898# "--cached" is accepted only by "status" and "summary"
899if test -n "$cached" && test "$command" != status -a "$command" != summary
5c08dbbd 900then
70c7ac22 901 usage
5c08dbbd
JH
902fi
903
904"cmd_$command" "$@"