diff options
| -rw-r--r-- | Documentation/git-ls-files.txt | 8 | ||||
| -rw-r--r-- | builtin/ls-files.c | 81 | ||||
| -rwxr-xr-x | t/t3012-ls-files-dedup.sh | 66 |
3 files changed, 124 insertions, 31 deletions
diff --git a/Documentation/git-ls-files.txt b/Documentation/git-ls-files.txt index 0a3b5265b3..6d11ab506b 100644 --- a/Documentation/git-ls-files.txt +++ b/Documentation/git-ls-files.txt @@ -13,6 +13,7 @@ SYNOPSIS (--[cached|deleted|others|ignored|stage|unmerged|killed|modified])* (-[c|d|o|i|s|u|k|m])* [--eol] + [--deduplicate] [-x <pattern>|--exclude=<pattern>] [-X <file>|--exclude-from=<file>] [--exclude-per-directory=<file>] @@ -80,6 +81,13 @@ OPTIONS \0 line termination on output and do not quote filenames. See OUTPUT below for more information. +--deduplicate:: + When only filenames are shown, suppress duplicates that may + come from having multiple stages during a merge, or giving + `--deleted` and `--modified` option at the same time. + When any of the `-t`, `--unmerged`, or `--stage` option is + in use, this option has no effect. + -x <pattern>:: --exclude=<pattern>:: Skip untracked files matching pattern. diff --git a/builtin/ls-files.c b/builtin/ls-files.c index c8eae899b8..f6f9e483b2 100644 --- a/builtin/ls-files.c +++ b/builtin/ls-files.c @@ -35,6 +35,7 @@ static int line_terminator = '\n'; static int debug_mode; static int show_eol; static int recurse_submodules; +static int skipping_duplicates; static const char *prefix; static int max_prefix_len; @@ -312,45 +313,59 @@ static void show_files(struct repository *repo, struct dir_struct *dir) if (show_killed) show_killed_files(repo->index, dir); } - if (show_cached || show_stage) { - for (i = 0; i < repo->index->cache_nr; i++) { - const struct cache_entry *ce = repo->index->cache[i]; - construct_fullname(&fullname, repo, ce); + if (!(show_cached || show_stage || show_deleted || show_modified)) + return; + for (i = 0; i < repo->index->cache_nr; i++) { + const struct cache_entry *ce = repo->index->cache[i]; + struct stat st; + int stat_err; - if ((dir->flags & DIR_SHOW_IGNORED) && - !ce_excluded(dir, repo->index, fullname.buf, ce)) - continue; - if (show_unmerged && !ce_stage(ce)) - continue; - if (ce->ce_flags & CE_UPDATE) - continue; + construct_fullname(&fullname, repo, ce); + + if ((dir->flags & DIR_SHOW_IGNORED) && + !ce_excluded(dir, repo->index, fullname.buf, ce)) + continue; + if (ce->ce_flags & CE_UPDATE) + continue; + if ((show_cached || show_stage) && + (!show_unmerged || ce_stage(ce))) { show_ce(repo, dir, ce, fullname.buf, ce_stage(ce) ? tag_unmerged : (ce_skip_worktree(ce) ? tag_skip_worktree : tag_cached)); + if (skipping_duplicates) + goto skip_to_next_name; } - } - if (show_deleted || show_modified) { - for (i = 0; i < repo->index->cache_nr; i++) { - const struct cache_entry *ce = repo->index->cache[i]; - struct stat st; - int err; - construct_fullname(&fullname, repo, ce); - - if ((dir->flags & DIR_SHOW_IGNORED) && - !ce_excluded(dir, repo->index, fullname.buf, ce)) - continue; - if (ce->ce_flags & CE_UPDATE) - continue; - if (ce_skip_worktree(ce)) - continue; - err = lstat(fullname.buf, &st); - if (show_deleted && err) - show_ce(repo, dir, ce, fullname.buf, tag_removed); - if (show_modified && ie_modified(repo->index, ce, &st, 0)) - show_ce(repo, dir, ce, fullname.buf, tag_modified); + if (!(show_deleted || show_modified)) + continue; + if (ce_skip_worktree(ce)) + continue; + stat_err = lstat(fullname.buf, &st); + if (stat_err && (errno != ENOENT && errno != ENOTDIR)) + error_errno("cannot lstat '%s'", fullname.buf); + if (stat_err && show_deleted) { + show_ce(repo, dir, ce, fullname.buf, tag_removed); + if (skipping_duplicates) + goto skip_to_next_name; + } + if (show_modified && + (stat_err || ie_modified(repo->index, ce, &st, 0))) { + show_ce(repo, dir, ce, fullname.buf, tag_modified); + if (skipping_duplicates) + goto skip_to_next_name; + } + continue; + +skip_to_next_name: + { + int j; + struct cache_entry **cache = repo->index->cache; + for (j = i + 1; j < repo->index->cache_nr; j++) + if (strcmp(ce->name, cache[j]->name)) + break; + i = j - 1; /* compensate for the for loop */ } } @@ -578,6 +593,8 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix) N_("pretend that paths removed since <tree-ish> are still present")), OPT__ABBREV(&abbrev), OPT_BOOL(0, "debug", &debug_mode, N_("show debugging data")), + OPT_BOOL(0, "deduplicate", &skipping_duplicates, + N_("suppress duplicate entries")), OPT_END() }; @@ -617,6 +634,8 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix) * you also show the stage information. */ show_stage = 1; + if (show_tag || show_stage) + skipping_duplicates = 0; if (dir.exclude_per_dir) exc_given = 1; diff --git a/t/t3012-ls-files-dedup.sh b/t/t3012-ls-files-dedup.sh new file mode 100755 index 0000000000..2682b1f43a --- /dev/null +++ b/t/t3012-ls-files-dedup.sh @@ -0,0 +1,66 @@ +#!/bin/sh + +test_description='git ls-files --deduplicate test' + +. ./test-lib.sh + +test_expect_success 'setup' ' + >a.txt && + >b.txt && + >delete.txt && + git add a.txt b.txt delete.txt && + git commit -m base && + echo a >a.txt && + echo b >b.txt && + echo delete >delete.txt && + git add a.txt b.txt delete.txt && + git commit -m tip && + git tag tip && + git reset --hard HEAD^ && + echo change >a.txt && + git commit -a -m side && + git tag side +' + +test_expect_success 'git ls-files --deduplicate to show unique unmerged path' ' + test_must_fail git merge tip && + git ls-files --deduplicate >actual && + cat >expect <<-\EOF && + a.txt + b.txt + delete.txt + EOF + test_cmp expect actual && + git merge --abort +' + +test_expect_success 'git ls-files -d -m --deduplicate with different display options' ' + git reset --hard side && + test_must_fail git merge tip && + rm delete.txt && + git ls-files -d -m --deduplicate >actual && + cat >expect <<-\EOF && + a.txt + delete.txt + EOF + test_cmp expect actual && + git ls-files -d -m -t --deduplicate >actual && + cat >expect <<-\EOF && + C a.txt + C a.txt + C a.txt + R delete.txt + C delete.txt + EOF + test_cmp expect actual && + git ls-files -d -m -c --deduplicate >actual && + cat >expect <<-\EOF && + a.txt + b.txt + delete.txt + EOF + test_cmp expect actual && + git merge --abort +' + +test_done |