diff options
| -rwxr-xr-x | git-mergetool.sh | 90 | ||||
| -rwxr-xr-x | t/t7610-mergetool.sh | 290 |
2 files changed, 371 insertions, 9 deletions
diff --git a/git-mergetool.sh b/git-mergetool.sh index bacbda2bb7..3aab5aae84 100755 --- a/git-mergetool.sh +++ b/git-mergetool.sh @@ -21,6 +21,10 @@ is_symlink () { test "$1" = 120000 } +is_submodule () { + test "$1" = 160000 +} + local_present () { test -n "$local_mode" } @@ -35,7 +39,8 @@ base_present () { cleanup_temp_files () { if test "$1" = --save-backup ; then - mv -- "$BACKUP" "$MERGED.orig" + rm -rf -- "$MERGED.orig" + test -e "$BACKUP" && mv -- "$BACKUP" "$MERGED.orig" rm -f -- "$LOCAL" "$REMOTE" "$BASE" else rm -f -- "$LOCAL" "$REMOTE" "$BASE" "$BACKUP" @@ -52,11 +57,13 @@ describe_file () { echo "deleted" elif is_symlink "$mode" ; then echo "a symbolic link -> '$(cat "$file")'" + elif is_submodule "$mode" ; then + echo "submodule commit $file" else if base_present; then - echo "modified" + echo "modified file" else - echo "created" + echo "created file" fi fi } @@ -112,6 +119,67 @@ resolve_deleted_merge () { done } +resolve_submodule_merge () { + while true; do + printf "Use (l)ocal or (r)emote, or (a)bort? " + read ans + case "$ans" in + [lL]*) + if ! local_present; then + if test -n "$(git ls-tree HEAD -- "$MERGED")"; then + # Local isn't present, but it's a subdirectory + git ls-tree --full-name -r HEAD -- "$MERGED" | git update-index --index-info || exit $? + else + test -e "$MERGED" && mv -- "$MERGED" "$BACKUP" + git update-index --force-remove "$MERGED" + cleanup_temp_files --save-backup + fi + elif is_submodule "$local_mode"; then + stage_submodule "$MERGED" "$local_sha1" + else + git checkout-index -f --stage=2 -- "$MERGED" + git add -- "$MERGED" + fi + return 0 + ;; + [rR]*) + if ! remote_present; then + if test -n "$(git ls-tree MERGE_HEAD -- "$MERGED")"; then + # Remote isn't present, but it's a subdirectory + git ls-tree --full-name -r MERGE_HEAD -- "$MERGED" | git update-index --index-info || exit $? + else + test -e "$MERGED" && mv -- "$MERGED" "$BACKUP" + git update-index --force-remove "$MERGED" + fi + elif is_submodule "$remote_mode"; then + ! is_submodule "$local_mode" && test -e "$MERGED" && mv -- "$MERGED" "$BACKUP" + stage_submodule "$MERGED" "$remote_sha1" + else + test -e "$MERGED" && mv -- "$MERGED" "$BACKUP" + git checkout-index -f --stage=3 -- "$MERGED" + git add -- "$MERGED" + fi + cleanup_temp_files --save-backup + return 0 + ;; + [aA]*) + return 1 + ;; + esac + done +} + +stage_submodule () { + path="$1" + submodule_sha1="$2" + mkdir -p "$path" || die "fatal: unable to create directory for module at $path" + # Find $path relative to work tree + work_tree_root=$(cd_to_toplevel && pwd) + work_rel_path=$(cd "$path" && GIT_WORK_TREE="${work_tree_root}" git rev-parse --show-prefix) + test -n "$work_rel_path" || die "fatal: unable to get path of module $path relative to work tree" + git update-index --add --replace --cacheinfo 160000 "$submodule_sha1" "${work_rel_path%/}" || die +} + checkout_staged_file () { tmpfile=$(expr "$(git checkout-index --temp --stage="$1" "$2")" : '\([^ ]*\) ') @@ -139,13 +207,23 @@ merge_file () { REMOTE="./$MERGED.REMOTE.$ext" BASE="./$MERGED.BASE.$ext" - mv -- "$MERGED" "$BACKUP" - cp -- "$BACKUP" "$MERGED" - base_mode=$(git ls-files -u -- "$MERGED" | awk '{if ($3==1) print $1;}') local_mode=$(git ls-files -u -- "$MERGED" | awk '{if ($3==2) print $1;}') remote_mode=$(git ls-files -u -- "$MERGED" | awk '{if ($3==3) print $1;}') + if is_submodule "$local_mode" || is_submodule "$remote_mode"; then + echo "Submodule merge conflict for '$MERGED':" + local_sha1=$(git ls-files -u -- "$MERGED" | awk '{if ($3==2) print $2;}') + remote_sha1=$(git ls-files -u -- "$MERGED" | awk '{if ($3==3) print $2;}') + describe_file "$local_mode" "local" "$local_sha1" + describe_file "$remote_mode" "remote" "$remote_sha1" + resolve_submodule_merge + return + fi + + mv -- "$MERGED" "$BACKUP" + cp -- "$BACKUP" "$MERGED" + base_present && checkout_staged_file 1 "$MERGED" "$BASE" local_present && checkout_staged_file 2 "$MERGED" "$LOCAL" remote_present && checkout_staged_file 3 "$MERGED" "$REMOTE" diff --git a/t/t7610-mergetool.sh b/t/t7610-mergetool.sh index dc838c93bc..cbc08e3276 100755 --- a/t/t7610-mergetool.sh +++ b/t/t7610-mergetool.sh @@ -22,26 +22,50 @@ test_expect_success 'setup' ' echo master file14 >file14 && mkdir subdir && echo master sub >subdir/file3 && - git add file1 file1[1-4] subdir/file3 && + test_create_repo submod && + ( + cd submod && + : >foo && + git add foo && + git commit -m "Add foo" + ) && + git submodule add git://example.com/submod submod && + git add file1 file1[1-4] subdir/file3 .gitmodules submod && git commit -m "add initial versions" && git checkout -b branch1 master && + git submodule update -N && echo branch1 change >file1 && echo branch1 newfile >file2 && echo branch1 change file11 >file11 && echo branch1 change file13 >file13 && echo branch1 sub >subdir/file3 && - git add file1 file11 file13 file2 subdir/file3 && + ( + cd submod && + echo branch1 submodule >bar && + git add bar && + git commit -m "Add bar on branch1" && + git checkout -b submod-branch1 + ) && + git add file1 file11 file13 file2 subdir/file3 submod && git rm file12 && git commit -m "branch1 changes" && git checkout master && + git submodule update -N && echo master updated >file1 && echo master new >file2 && echo master updated file12 >file12 && echo master updated file14 >file14 && echo master new sub >subdir/file3 && - git add file1 file12 file14 file2 subdir/file3 && + ( + cd submod && + echo master submodule >bar && + git add bar && + git commit -m "Add bar on master" && + git checkout -b submod-master + ) && + git add file1 file12 file14 file2 subdir/file3 submod && git rm file11 && git commit -m "master updates" && @@ -52,15 +76,18 @@ test_expect_success 'setup' ' test_expect_success 'custom mergetool' ' git checkout -b test1 branch1 && + git submodule update -N && test_must_fail git merge master >/dev/null 2>&1 && ( yes "" | git mergetool file1 >/dev/null 2>&1 ) && ( yes "" | git mergetool file2 >/dev/null 2>&1 ) && ( yes "" | git mergetool subdir/file3 >/dev/null 2>&1 ) && ( yes "d" | git mergetool file11 >/dev/null 2>&1 ) && ( yes "d" | git mergetool file12 >/dev/null 2>&1 ) && + ( yes "l" | git mergetool submod >/dev/null 2>&1 ) && test "$(cat file1)" = "master updated" && test "$(cat file2)" = "master new" && test "$(cat subdir/file3)" = "master new sub" && + test "$(cat submod/bar)" = "branch1 submodule" && git commit -m "branch1 resolved with mergetool" ' @@ -73,9 +100,12 @@ test_expect_success 'mergetool crlf' ' ( yes "" | git mergetool subdir/file3 >/dev/null 2>&1 ) && ( yes "d" | git mergetool file11 >/dev/null 2>&1 ) && ( yes "d" | git mergetool file12 >/dev/null 2>&1 ) && + ( yes "r" | git mergetool submod >/dev/null 2>&1 ) && test "$(printf x | cat file1 -)" = "$(printf "master updated\r\nx")" && test "$(printf x | cat file2 -)" = "$(printf "master new\r\nx")" && test "$(printf x | cat subdir/file3 -)" = "$(printf "master new sub\r\nx")" && + git submodule update -N && + test "$(cat submod/bar)" = "master submodule" && git commit -m "branch1 resolved with mergetool - autocrlf" && git config core.autocrlf false && git reset --hard @@ -83,6 +113,7 @@ test_expect_success 'mergetool crlf' ' test_expect_success 'mergetool in subdir' ' git checkout -b test3 branch1 && + git submodule update -N && ( cd subdir && test_must_fail git merge master >/dev/null 2>&1 && @@ -98,18 +129,22 @@ test_expect_success 'mergetool on file in parent dir' ' ( yes "" | git mergetool ../file2 >/dev/null 2>&1 ) && ( yes "d" | git mergetool ../file11 >/dev/null 2>&1 ) && ( yes "d" | git mergetool ../file12 >/dev/null 2>&1 ) && + ( yes "l" | git mergetool ../submod >/dev/null 2>&1 ) && test "$(cat ../file1)" = "master updated" && test "$(cat ../file2)" = "master new" && + test "$(cat ../submod/bar)" = "branch1 submodule" && git commit -m "branch1 resolved with mergetool - subdir" ) ' test_expect_success 'mergetool skips autoresolved' ' git checkout -b test4 branch1 && + git submodule update -N && test_must_fail git merge master && test -n "$(git ls-files -u)" && ( yes "d" | git mergetool file11 >/dev/null 2>&1 ) && ( yes "d" | git mergetool file12 >/dev/null 2>&1 ) && + ( yes "l" | git mergetool submod >/dev/null 2>&1 ) && output="$(git mergetool --no-prompt)" && test "$output" = "No files need merging" && git reset --hard @@ -120,10 +155,13 @@ test_expect_success 'mergetool merges all from subdir' ' cd subdir && git config rerere.enabled false && test_must_fail git merge master && + ( yes "r" | git mergetool ../submod ) && ( yes "d" "d" | git mergetool --no-prompt ) && test "$(cat ../file1)" = "master updated" && test "$(cat ../file2)" = "master new" && test "$(cat file3)" = "master new sub" && + ( cd .. && git submodule update -N ) && + test "$(cat ../submod/bar)" = "master submodule" && git commit -m "branch2 resolved by mergetool from subdir" ) ' @@ -132,11 +170,257 @@ test_expect_success 'mergetool skips resolved paths when rerere is active' ' git config rerere.enabled true && rm -rf .git/rr-cache && git checkout -b test5 branch1 + git submodule update -N && test_must_fail git merge master >/dev/null 2>&1 && + ( yes "l" | git mergetool --no-prompt submod >/dev/null 2>&1 ) && ( yes "d" "d" | git mergetool --no-prompt >/dev/null 2>&1 ) && + git submodule update -N && output="$(yes "n" | git mergetool --no-prompt)" && test "$output" = "No files need merging" && git reset --hard ' +test_expect_success 'deleted vs modified submodule' ' + git checkout -b test6 branch1 && + git submodule update -N && + mv submod submod-movedaside && + git rm submod && + git commit -m "Submodule deleted from branch" && + git checkout -b test6.a test6 && + test_must_fail git merge master && + test -n "$(git ls-files -u)" && + ( yes "" | git mergetool file1 file2 subdir/file3 >/dev/null 2>&1 ) && + ( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) && + ( yes "r" | git mergetool submod ) && + rmdir submod && mv submod-movedaside submod && + test "$(cat submod/bar)" = "branch1 submodule" && + git submodule update -N && + test "$(cat submod/bar)" = "master submodule" && + output="$(git mergetool --no-prompt)" && + test "$output" = "No files need merging" && + git commit -m "Merge resolved by keeping module" && + + mv submod submod-movedaside && + git checkout -b test6.b test6 && + git submodule update -N && + test_must_fail git merge master && + test -n "$(git ls-files -u)" && + ( yes "" | git mergetool file1 file2 subdir/file3 >/dev/null 2>&1 ) && + ( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) && + ( yes "l" | git mergetool submod ) && + test ! -e submod && + output="$(git mergetool --no-prompt)" && + test "$output" = "No files need merging" && + git commit -m "Merge resolved by deleting module" && + + mv submod-movedaside submod && + git checkout -b test6.c master && + git submodule update -N && + test_must_fail git merge test6 && + test -n "$(git ls-files -u)" && + ( yes "" | git mergetool file1 file2 subdir/file3 >/dev/null 2>&1 ) && + ( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) && + ( yes "r" | git mergetool submod ) && + test ! -e submod && + test -d submod.orig && + git submodule update -N && + output="$(git mergetool --no-prompt)" && + test "$output" = "No files need merging" && + git commit -m "Merge resolved by deleting module" && + mv submod.orig submod && + + git checkout -b test6.d master && + git submodule update -N && + test_must_fail git merge test6 && + test -n "$(git ls-files -u)" && + ( yes "" | git mergetool file1 file2 subdir/file3 >/dev/null 2>&1 ) && + ( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) && + ( yes "l" | git mergetool submod ) && + test "$(cat submod/bar)" = "master submodule" && + git submodule update -N && + test "$(cat submod/bar)" = "master submodule" && + output="$(git mergetool --no-prompt)" && + test "$output" = "No files need merging" && + git commit -m "Merge resolved by keeping module" && + git reset --hard HEAD +' + +test_expect_success 'file vs modified submodule' ' + git checkout -b test7 branch1 && + git submodule update -N && + mv submod submod-movedaside && + git rm submod && + echo not a submodule >submod && + git add submod && + git commit -m "Submodule path becomes file" && + git checkout -b test7.a branch1 && + test_must_fail git merge master && + test -n "$(git ls-files -u)" && + ( yes "" | git mergetool file1 file2 subdir/file3 >/dev/null 2>&1 ) && + ( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) && + ( yes "r" | git mergetool submod ) && + rmdir submod && mv submod-movedaside submod && + test "$(cat submod/bar)" = "branch1 submodule" && + git submodule update -N && + test "$(cat submod/bar)" = "master submodule" && + output="$(git mergetool --no-prompt)" && + test "$output" = "No files need merging" && + git commit -m "Merge resolved by keeping module" && + + mv submod submod-movedaside && + git checkout -b test7.b test7 && + test_must_fail git merge master && + test -n "$(git ls-files -u)" && + ( yes "" | git mergetool file1 file2 subdir/file3 >/dev/null 2>&1 ) && + ( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) && + ( yes "l" | git mergetool submod ) && + git submodule update -N && + test "$(cat submod)" = "not a submodule" && + output="$(git mergetool --no-prompt)" && + test "$output" = "No files need merging" && + git commit -m "Merge resolved by keeping file" && + + git checkout -b test7.c master && + rmdir submod && mv submod-movedaside submod && + test ! -e submod.orig && + git submodule update -N && + test_must_fail git merge test7 && + test -n "$(git ls-files -u)" && + ( yes "" | git mergetool file1 file2 subdir/file3 >/dev/null 2>&1 ) && + ( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) && + ( yes "r" | git mergetool submod ) && + test -d submod.orig && + git submodule update -N && + test "$(cat submod)" = "not a submodule" && + output="$(git mergetool --no-prompt)" && + test "$output" = "No files need merging" && + git commit -m "Merge resolved by keeping file" && + + git checkout -b test7.d master && + rmdir submod && mv submod.orig submod && + git submodule update -N && + test_must_fail git merge test7 && + test -n "$(git ls-files -u)" && + ( yes "" | git mergetool file1 file2 subdir/file3 >/dev/null 2>&1 ) && + ( yes "d" | git mergetool file11 file12 >/dev/null 2>&1 ) && + ( yes "l" | git mergetool submod ) && + test "$(cat submod/bar)" = "master submodule" && + git submodule update -N && + test "$(cat submod/bar)" = "master submodule" && + output="$(git mergetool --no-prompt)" && + test "$output" = "No files need merging" && + git commit -m "Merge resolved by keeping module" +' + +test_expect_success 'submodule in subdirectory' ' + git checkout -b test10 branch1 && + git submodule update -N && + ( + cd subdir && + test_create_repo subdir_module && + ( + cd subdir_module && + : >file15 && + git add file15 && + git commit -m "add initial versions" + ) + ) && + git submodule add git://example.com/subsubmodule subdir/subdir_module && + git add subdir/subdir_module && + git commit -m "add submodule in subdirectory" && + + git checkout -b test10.a test10 && + git submodule update -N && + ( + cd subdir/subdir_module && + git checkout -b super10.a && + echo test10.a >file15 && + git add file15 && + git commit -m "on branch 10.a" + ) && + git add subdir/subdir_module && + git commit -m "change submodule in subdirectory on test10.a" && + + git checkout -b test10.b test10 && + git submodule update -N && + ( + cd subdir/subdir_module && + git checkout -b super10.b && + echo test10.b >file15 && + git add file15 && + git commit -m "on branch 10.b" + ) && + git add subdir/subdir_module && + git commit -m "change submodule in subdirectory on test10.b" && + + test_must_fail git merge test10.a >/dev/null 2>&1 && + ( + cd subdir && + ( yes "l" | git mergetool subdir_module ) + ) && + test "$(cat subdir/subdir_module/file15)" = "test10.b" && + git submodule update -N && + test "$(cat subdir/subdir_module/file15)" = "test10.b" && + git reset --hard && + git submodule update -N && + + test_must_fail git merge test10.a >/dev/null 2>&1 && + ( yes "r" | git mergetool subdir/subdir_module ) && + test "$(cat subdir/subdir_module/file15)" = "test10.b" && + git submodule update -N && + test "$(cat subdir/subdir_module/file15)" = "test10.a" && + git commit -m "branch1 resolved with mergetool" && + rm -rf subdir/subdir_module +' + +test_expect_success 'directory vs modified submodule' ' + git checkout -b test11 branch1 && + mv submod submod-movedaside && + git rm submod && + mkdir submod && + echo not a submodule >submod/file16 && + git add submod/file16 && + git commit -m "Submodule path becomes directory" && + + test_must_fail git merge master && + test -n "$(git ls-files -u)" && + ( yes "l" | git mergetool submod ) && + test "$(cat submod/file16)" = "not a submodule" && + rm -rf submod.orig && + + git reset --hard && + test_must_fail git merge master && + test -n "$(git ls-files -u)" && + test ! -e submod.orig && + ( yes "r" | git mergetool submod ) && + test -d submod.orig && + test "$(cat submod.orig/file16)" = "not a submodule" && + rm -r submod.orig && + mv submod-movedaside/.git submod && + ( cd submod && git clean -f && git reset --hard ) && + git submodule update -N && + test "$(cat submod/bar)" = "master submodule" && + git reset --hard && rm -rf submod-movedaside && + + git checkout -b test11.c master && + git submodule update -N && + test_must_fail git merge test11 && + test -n "$(git ls-files -u)" && + ( yes "l" | git mergetool submod ) && + git submodule update -N && + test "$(cat submod/bar)" = "master submodule" && + + git reset --hard && + git submodule update -N && + test_must_fail git merge test11 && + test -n "$(git ls-files -u)" && + test ! -e submod.orig && + ( yes "r" | git mergetool submod ) && + test "$(cat submod/file16)" = "not a submodule" && + + git reset --hard master && + ( cd submod && git clean -f && git reset --hard ) && + git submodule update -N +' + test_done |