diff options
| -rw-r--r-- | Documentation/config.txt | 31 | ||||
| -rw-r--r-- | Documentation/technical/api-run-command.txt | 7 | ||||
| -rw-r--r-- | Makefile | 4 | ||||
| -rwxr-xr-x | contrib/completion/git-completion.bash | 28 | ||||
| -rw-r--r-- | git-compat-util.h | 6 | ||||
| -rwxr-xr-x | git-mergetool.sh | 161 | ||||
| -rw-r--r-- | path.c | 2 | ||||
| -rw-r--r-- | run-command.c | 14 | ||||
| -rw-r--r-- | t/t7610-mergetool.sh | 46 |
9 files changed, 211 insertions, 88 deletions
diff --git a/Documentation/config.txt b/Documentation/config.txt index 8a0dff9f49..683a53a0be 100644 --- a/Documentation/config.txt +++ b/Documentation/config.txt @@ -754,8 +754,10 @@ merge.summary:: merge.tool:: Controls which merge resolution program is used by - linkgit:git-mergetool[1]. Valid values are: "kdiff3", "tkdiff", - "meld", "xxdiff", "emerge", "vimdiff", "gvimdiff", and "opendiff". + linkgit:git-mergetool[1]. Valid built-in values are: "kdiff3", + "tkdiff", "meld", "xxdiff", "emerge", "vimdiff", "gvimdiff", and + "opendiff". Any other value is treated is custom merge tool + and there must be a corresponing mergetool.<tool>.cmd option. merge.verbosity:: Controls the amount of output shown by the recursive merge @@ -782,6 +784,31 @@ mergetool.<tool>.path:: Override the path for the given tool. This is useful in case your tool is not in the PATH. +mergetool.<tool>.cmd:: + Specify the command to invoke the specified merge tool. The + specified command is evaluated in shell with the following + variables available: 'BASE' is the name of a temporary file + containing the common base of the files to be merged, if available; + 'LOCAL' is the name of a temporary file containing the contents of + the file on the current branch; 'REMOTE' is the name of a temporary + file containing the contents of the file from the branch being + merged; 'MERGED' contains the name of the file to which the merge + tool should write the results of a successful merge. + +mergetool.<tool>.trustExitCode:: + For a custom merge command, specify whether the exit code of + the merge command can be used to determine whether the merge was + successful. If this is not set to true then the merge target file + timestamp is checked and the merge assumed to have been successful + if the file has been updated, otherwise the user is prompted to + indicate the success of the merge. + +mergetool.keepBackup:: + After performing a merge, the original file with conflict markers + can be saved as a file with a `.orig` extension. If this variable + is set to `false` then this file is not preserved. Defaults to + `true` (i.e. keep the backup files). + pack.window:: The size of the window used by linkgit:git-pack-objects[1] when no window size is given on the command line. Defaults to 10. diff --git a/Documentation/technical/api-run-command.txt b/Documentation/technical/api-run-command.txt index fde3b45321..c364a22c8f 100644 --- a/Documentation/technical/api-run-command.txt +++ b/Documentation/technical/api-run-command.txt @@ -111,9 +111,10 @@ stderr as follows: .no_stdin, .no_stdout, .no_stderr: The respective channel is redirected to /dev/null. - .stdout_to_stderr: stdout of the child is redirected to the - parent's stderr (i.e. *not* to what .err or - .no_stderr specify). + .stdout_to_stderr: stdout of the child is redirected to its + stderr. This happens after stderr is itself redirected. + So stdout will follow stderr to wherever it is + redirected. To modify the environment of the sub-process, specify an array of string pointers (NULL terminated) in .env: @@ -478,6 +478,7 @@ ifeq ($(uname_S),FreeBSD) NO_MEMMEM = YesPlease BASIC_CFLAGS += -I/usr/local/include BASIC_LDFLAGS += -L/usr/local/lib + DIR_HAS_BSD_GROUP_SEMANTICS = YesPlease endif ifeq ($(uname_S),OpenBSD) NO_STRCASESTR = YesPlease @@ -747,6 +748,9 @@ ifdef THREADED_DELTA_SEARCH EXTLIBS += -lpthread LIB_OBJS += thread-utils.o endif +ifdef DIR_HAS_BSD_GROUP_SEMANTICS + COMPAT_CFLAGS += -DDIR_HAS_BSD_GROUP_SEMANTICS +endif ifeq ($(TCLTK_PATH),) NO_TCLTK=NoThanks diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash index 8f70e1efc1..49e6df0965 100755 --- a/contrib/completion/git-completion.bash +++ b/contrib/completion/git-completion.bash @@ -506,7 +506,33 @@ _git_bisect () _git_branch () { - __gitcomp "$(__git_refs)" + local i c=1 only_local_ref="n" has_r="n" + + while [ $c -lt $COMP_CWORD ]; do + i="${COMP_WORDS[c]}" + case "$i" in + -d|-m) only_local_ref="y" ;; + -r) has_r="y" ;; + esac + c=$((++c)) + done + + case "${COMP_WORDS[COMP_CWORD]}" in + --*=*) COMPREPLY=() ;; + --*) + __gitcomp " + --color --no-color --verbose --abbrev= --no-abbrev + --track --no-track + " + ;; + *) + if [ $only_local_ref = "y" -a $has_r = "n" ]; then + __gitcomp "$(__git_heads)" + else + __gitcomp "$(__git_refs)" + fi + ;; + esac } _git_bundle () diff --git a/git-compat-util.h b/git-compat-util.h index 2a40703c85..591244351e 100644 --- a/git-compat-util.h +++ b/git-compat-util.h @@ -437,4 +437,10 @@ void git_qsort(void *base, size_t nmemb, size_t size, #define qsort git_qsort #endif +#ifndef DIR_HAS_BSD_GROUP_SEMANTICS +# define FORCE_DIR_SET_GID S_ISGID +#else +# define FORCE_DIR_SET_GID 0 +#endif + #endif diff --git a/git-mergetool.sh b/git-mergetool.sh index cbbb707959..5c86f69229 100755 --- a/git-mergetool.sh +++ b/git-mergetool.sh @@ -34,7 +34,7 @@ base_present () { cleanup_temp_files () { if test "$1" = --save-backup ; then - mv -- "$BACKUP" "$path.orig" + mv -- "$BACKUP" "$MERGED.orig" rm -f -- "$LOCAL" "$REMOTE" "$BASE" else rm -f -- "$LOCAL" "$REMOTE" "$BASE" "$BACKUP" @@ -67,14 +67,14 @@ resolve_symlink_merge () { read ans case "$ans" in [lL]*) - git checkout-index -f --stage=2 -- "$path" - git add -- "$path" + git checkout-index -f --stage=2 -- "$MERGED" + git add -- "$MERGED" cleanup_temp_files --save-backup return ;; [rR]*) - git checkout-index -f --stage=3 -- "$path" - git add -- "$path" + git checkout-index -f --stage=3 -- "$MERGED" + git add -- "$MERGED" cleanup_temp_files --save-backup return ;; @@ -95,12 +95,12 @@ resolve_deleted_merge () { read ans case "$ans" in [mMcC]*) - git add -- "$path" + git add -- "$MERGED" cleanup_temp_files --save-backup return ;; [dD]*) - git rm -- "$path" > /dev/null + git rm -- "$MERGED" > /dev/null cleanup_temp_files return ;; @@ -112,11 +112,11 @@ resolve_deleted_merge () { } check_unchanged () { - if test "$path" -nt "$BACKUP" ; then + if test "$MERGED" -nt "$BACKUP" ; then status=0; else while true; do - echo "$path seems unchanged." + echo "$MERGED seems unchanged." printf "Was the merge successful? [y/n] " read answer < /dev/tty case "$answer" in @@ -127,50 +127,38 @@ check_unchanged () { fi } -save_backup () { - if test "$status" -eq 0; then - mv -- "$BACKUP" "$path.orig" - fi -} - -remove_backup () { - if test "$status" -eq 0; then - rm "$BACKUP" - fi -} - merge_file () { - path="$1" + MERGED="$1" - f=`git ls-files -u -- "$path"` + f=`git ls-files -u -- "$MERGED"` if test -z "$f" ; then - if test ! -f "$path" ; then - echo "$path: file not found" + if test ! -f "$MERGED" ; then + echo "$MERGED: file not found" else - echo "$path: file does not need merging" + echo "$MERGED: file does not need merging" fi exit 1 fi - ext="$$$(expr "$path" : '.*\(\.[^/]*\)$')" - BACKUP="$path.BACKUP.$ext" - LOCAL="$path.LOCAL.$ext" - REMOTE="$path.REMOTE.$ext" - BASE="$path.BASE.$ext" + ext="$$$(expr "$MERGED" : '.*\(\.[^/]*\)$')" + BACKUP="$MERGED.BACKUP.$ext" + LOCAL="$MERGED.LOCAL.$ext" + REMOTE="$MERGED.REMOTE.$ext" + BASE="$MERGED.BASE.$ext" - mv -- "$path" "$BACKUP" - cp -- "$BACKUP" "$path" + mv -- "$MERGED" "$BACKUP" + cp -- "$BACKUP" "$MERGED" - base_mode=`git ls-files -u -- "$path" | awk '{if ($3==1) print $1;}'` - local_mode=`git ls-files -u -- "$path" | awk '{if ($3==2) print $1;}'` - remote_mode=`git ls-files -u -- "$path" | awk '{if ($3==3) print $1;}'` + base_mode=`git ls-files -u -- "$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 $1;}'` - base_present && git cat-file blob ":1:$prefix$path" >"$BASE" 2>/dev/null - local_present && git cat-file blob ":2:$prefix$path" >"$LOCAL" 2>/dev/null - remote_present && git cat-file blob ":3:$prefix$path" >"$REMOTE" 2>/dev/null + base_present && git cat-file blob ":1:$prefix$MERGED" >"$BASE" 2>/dev/null + local_present && git cat-file blob ":2:$prefix$MERGED" >"$LOCAL" 2>/dev/null + remote_present && git cat-file blob ":3:$prefix$MERGED" >"$REMOTE" 2>/dev/null if test -z "$local_mode" -o -z "$remote_mode"; then - echo "Deleted merge conflict for '$path':" + echo "Deleted merge conflict for '$MERGED':" describe_file "$local_mode" "local" "$LOCAL" describe_file "$remote_mode" "remote" "$REMOTE" resolve_deleted_merge @@ -178,14 +166,14 @@ merge_file () { fi if is_symlink "$local_mode" || is_symlink "$remote_mode"; then - echo "Symbolic link merge conflict for '$path':" + echo "Symbolic link merge conflict for '$MERGED':" describe_file "$local_mode" "local" "$LOCAL" describe_file "$remote_mode" "remote" "$REMOTE" resolve_symlink_merge return fi - echo "Normal merge conflict for '$path':" + echo "Normal merge conflict for '$MERGED':" describe_file "$local_mode" "local" "$LOCAL" describe_file "$remote_mode" "remote" "$REMOTE" printf "Hit return to start merge resolution tool (%s): " "$merge_tool" @@ -194,36 +182,32 @@ merge_file () { case "$merge_tool" in kdiff3) if base_present ; then - ("$merge_tool_path" --auto --L1 "$path (Base)" --L2 "$path (Local)" --L3 "$path (Remote)" \ - -o "$path" -- "$BASE" "$LOCAL" "$REMOTE" > /dev/null 2>&1) + ("$merge_tool_path" --auto --L1 "$MERGED (Base)" --L2 "$MERGED (Local)" --L3 "$MERGED (Remote)" \ + -o "$MERGED" -- "$BASE" "$LOCAL" "$REMOTE" > /dev/null 2>&1) else - ("$merge_tool_path" --auto --L1 "$path (Local)" --L2 "$path (Remote)" \ - -o "$path" -- "$LOCAL" "$REMOTE" > /dev/null 2>&1) + ("$merge_tool_path" --auto --L1 "$MERGED (Local)" --L2 "$MERGED (Remote)" \ + -o "$MERGED" -- "$LOCAL" "$REMOTE" > /dev/null 2>&1) fi status=$? - remove_backup ;; tkdiff) if base_present ; then - "$merge_tool_path" -a "$BASE" -o "$path" -- "$LOCAL" "$REMOTE" + "$merge_tool_path" -a "$BASE" -o "$MERGED" -- "$LOCAL" "$REMOTE" else - "$merge_tool_path" -o "$path" -- "$LOCAL" "$REMOTE" + "$merge_tool_path" -o "$MERGED" -- "$LOCAL" "$REMOTE" fi status=$? - save_backup ;; meld|vimdiff) touch "$BACKUP" - "$merge_tool_path" -- "$LOCAL" "$path" "$REMOTE" + "$merge_tool_path" -- "$LOCAL" "$MERGED" "$REMOTE" check_unchanged - save_backup ;; gvimdiff) - touch "$BACKUP" - "$merge_tool_path" -f -- "$LOCAL" "$path" "$REMOTE" - check_unchanged - save_backup - ;; + touch "$BACKUP" + "$merge_tool_path" -f -- "$LOCAL" "$MERGED" "$REMOTE" + check_unchanged + ;; xxdiff) touch "$BACKUP" if base_present ; then @@ -231,53 +215,68 @@ merge_file () { -R 'Accel.SaveAsMerged: "Ctrl-S"' \ -R 'Accel.Search: "Ctrl+F"' \ -R 'Accel.SearchForward: "Ctrl-G"' \ - --merged-file "$path" -- "$LOCAL" "$BASE" "$REMOTE" + --merged-file "$MERGED" -- "$LOCAL" "$BASE" "$REMOTE" else "$merge_tool_path" -X --show-merged-pane \ -R 'Accel.SaveAsMerged: "Ctrl-S"' \ -R 'Accel.Search: "Ctrl+F"' \ -R 'Accel.SearchForward: "Ctrl-G"' \ - --merged-file "$path" -- "$LOCAL" "$REMOTE" + --merged-file "$MERGED" -- "$LOCAL" "$REMOTE" fi check_unchanged - save_backup ;; opendiff) touch "$BACKUP" if base_present; then - "$merge_tool_path" "$LOCAL" "$REMOTE" -ancestor "$BASE" -merge "$path" | cat + "$merge_tool_path" "$LOCAL" "$REMOTE" -ancestor "$BASE" -merge "$MERGED" | cat else - "$merge_tool_path" "$LOCAL" "$REMOTE" -merge "$path" | cat + "$merge_tool_path" "$LOCAL" "$REMOTE" -merge "$MERGED" | cat fi check_unchanged - save_backup ;; ecmerge) touch "$BACKUP" if base_present; then - "$merge_tool_path" "$BASE" "$LOCAL" "$REMOTE" --mode=merge3 --to="$path" + "$merge_tool_path" "$BASE" "$LOCAL" "$REMOTE" --mode=merge3 --to="$MERGED" else - "$merge_tool_path" "$LOCAL" "$REMOTE" --mode=merge2 --to="$path" + "$merge_tool_path" "$LOCAL" "$REMOTE" --mode=merge2 --to="$MERGED" fi check_unchanged - save_backup ;; emerge) if base_present ; then - "$merge_tool_path" -f emerge-files-with-ancestor-command "$LOCAL" "$REMOTE" "$BASE" "$(basename "$path")" + "$merge_tool_path" -f emerge-files-with-ancestor-command "$LOCAL" "$REMOTE" "$BASE" "$(basename "$MERGED")" else - "$merge_tool_path" -f emerge-files-command "$LOCAL" "$REMOTE" "$(basename "$path")" + "$merge_tool_path" -f emerge-files-command "$LOCAL" "$REMOTE" "$(basename "$MERGED")" fi status=$? - save_backup + ;; + *) + if test -n "$merge_tool_cmd"; then + if test "$merge_tool_trust_exit_code" = "false"; then + touch "$BACKUP" + ( eval $merge_tool_cmd ) + check_unchanged + else + ( eval $merge_tool_cmd ) + status=$? + fi + fi ;; esac if test "$status" -ne 0; then - echo "merge of $path failed" 1>&2 - mv -- "$BACKUP" "$path" + echo "merge of $MERGED failed" 1>&2 + mv -- "$BACKUP" "$MERGED" exit 1 fi - git add -- "$path" + + if test "$merge_keep_backup" = "true"; then + mv -- "$BACKUP" "$MERGED.orig" + else + rm -- "$BACKUP" + fi + + git add -- "$MERGED" cleanup_temp_files } @@ -309,12 +308,20 @@ do shift done +valid_custom_tool() +{ + merge_tool_cmd="$(git config mergetool.$1.cmd)" + test -n "$merge_tool_cmd" +} + valid_tool() { case "$1" in kdiff3 | tkdiff | xxdiff | meld | opendiff | emerge | vimdiff | gvimdiff | ecmerge) ;; # happy *) - return 1 + if ! valid_custom_tool "$1"; then + return 1 + fi ;; esac } @@ -380,10 +387,16 @@ else init_merge_tool_path "$merge_tool" - if ! type "$merge_tool_path" > /dev/null 2>&1; then + merge_keep_backup="$(git config --bool merge.keepBackup || echo true)" + + if test -z "$merge_tool_cmd" && ! type "$merge_tool_path" > /dev/null 2>&1; then echo "The merge tool $merge_tool is not available as '$merge_tool_path'" exit 1 fi + + if ! test -z "$merge_tool_cmd"; then + merge_tool_trust_exit_code="$(git config --bool mergetool.$merge_tool.trustExitCode || echo false)" + fi fi @@ -283,7 +283,7 @@ int adjust_shared_perm(const char *path) ? (S_IXGRP|S_IXOTH) : 0)); if (S_ISDIR(mode)) - mode |= S_ISGID; + mode |= FORCE_DIR_SET_GID; if ((mode & st.st_mode) != mode && chmod(path, mode) < 0) return -2; return 0; diff --git a/run-command.c b/run-command.c index 743757c36e..44100a749b 100644 --- a/run-command.c +++ b/run-command.c @@ -91,6 +91,13 @@ int start_command(struct child_process *cmd) close(cmd->in); } + if (cmd->no_stderr) + dup_devnull(2); + else if (need_err) { + dup2(fderr[1], 2); + close_pair(fderr); + } + if (cmd->no_stdout) dup_devnull(1); else if (cmd->stdout_to_stderr) @@ -103,13 +110,6 @@ int start_command(struct child_process *cmd) close(cmd->out); } - if (cmd->no_stderr) - dup_devnull(2); - else if (need_err) { - dup2(fderr[1], 2); - close_pair(fderr); - } - if (cmd->dir && chdir(cmd->dir)) die("exec %s: cd to %s failed (%s)", cmd->argv[0], cmd->dir, strerror(errno)); diff --git a/t/t7610-mergetool.sh b/t/t7610-mergetool.sh new file mode 100644 index 0000000000..6b0483f3e9 --- /dev/null +++ b/t/t7610-mergetool.sh @@ -0,0 +1,46 @@ +#!/bin/sh +# +# Copyright (c) 2008 Charles Bailey +# + +test_description='git-mergetool + +Testing basic merge tool invocation' + +. ./test-lib.sh + +test_expect_success 'setup' ' + echo master >file1 && + git add file1 && + git commit -m "added file1" && + git checkout -b branch1 master && + echo branch1 change >file1 && + echo branch1 newfile >file2 && + git add file1 file2 && + git commit -m "branch1 changes" && + git checkout -b branch2 master && + echo branch2 change >file1 && + echo branch2 newfile >file2 && + git add file1 file2 && + git commit -m "branch2 changes" && + git checkout master && + echo master updated >file1 && + echo master new >file2 && + git add file1 file2 && + git commit -m "master updates" +' + +test_expect_success 'custom mergetool' ' + git config merge.tool mytool && + git config mergetool.mytool.cmd "cat \"\$REMOTE\" >\"\$MERGED\"" && + git config mergetool.mytool.trustExitCode true && + git checkout branch1 && + ! git merge master >/dev/null 2>&1 && + ( yes "" | git mergetool file1>/dev/null 2>&1 ) && + ( yes "" | git mergetool file2>/dev/null 2>&1 ) && + test "$(cat file1)" = "master updated" && + test "$(cat file2)" = "master new" && + git commit -m "branch1 resolved with mergetool" +' + +test_done |