git ls-files used to error out if given paths which point outside the current working directory, such as '../'. We now allow such paths and the output is analogous to git grep -l. Signed-off-by: Clemens Buchacher <drizzd@xxxxxx> --- builtin/ls-files.c | 61 +++++++++++++++++++++++++++++----------------------- t/t7010-setup.sh | 12 +++------ 2 files changed, 38 insertions(+), 35 deletions(-) diff --git a/builtin/ls-files.c b/builtin/ls-files.c index c0fbcdc..441da81 100644 --- a/builtin/ls-files.c +++ b/builtin/ls-files.c @@ -26,7 +26,8 @@ static int show_killed; static int show_valid_bit; static int line_terminator = '\n'; -static int prefix_len; +static const char *prefix; +static int max_prefix_len; static int prefix_offset; static const char **pathspec; static int error_unmatch; @@ -43,10 +44,19 @@ static const char *tag_modified = ""; static const char *tag_skip_worktree = ""; static const char *tag_resolve_undo = ""; +static void write_name(const char* name, size_t len) +{ + struct strbuf path = STRBUF_INIT; + if (prefix_offset > 0) + quote_path_relative(name, len, &path, prefix); + else + strbuf_add(&path, name, len); + write_name_quoted(strbuf_detach(&path, NULL), stdout, line_terminator); +} + static void show_dir_entry(const char *tag, struct dir_entry *ent) { - int len = prefix_len; - int offset = prefix_offset; + int len = max_prefix_len; if (len >= ent->len) die("git ls-files: internal error - directory entry not superset of prefix"); @@ -55,7 +65,7 @@ static void show_dir_entry(const char *tag, struct dir_entry *ent) return; fputs(tag, stdout); - write_name_quoted(ent->name + offset, stdout, line_terminator); + write_name(ent->name, ent->len); } static void show_other_files(struct dir_struct *dir) @@ -121,8 +131,7 @@ static void show_killed_files(struct dir_struct *dir) static void show_ce_entry(const char *tag, struct cache_entry *ce) { - int len = prefix_len; - int offset = prefix_offset; + int len = max_prefix_len; if (len >= ce_namelen(ce)) die("git ls-files: internal error - cache entry not superset of prefix"); @@ -156,20 +165,19 @@ static void show_ce_entry(const char *tag, struct cache_entry *ce) find_unique_abbrev(ce->sha1,abbrev), ce_stage(ce)); } - write_name_quoted(ce->name + offset, stdout, line_terminator); + write_name(ce->name, ce_namelen(ce)); } static int show_one_ru(struct string_list_item *item, void *cbdata) { - int offset = prefix_offset; const char *path = item->string; struct resolve_undo_info *ui = item->util; int i, len; len = strlen(path); - if (len < prefix_len) + if (len < max_prefix_len) return 0; /* outside of the prefix */ - if (!match_pathspec(pathspec, path, len, prefix_len, ps_matched)) + if (!match_pathspec(pathspec, path, len, max_prefix_len, ps_matched)) return 0; /* uninterested */ for (i = 0; i < 3; i++) { if (!ui->mode[i]) @@ -177,19 +185,19 @@ static int show_one_ru(struct string_list_item *item, void *cbdata) printf("%s%06o %s %d\t", tag_resolve_undo, ui->mode[i], find_unique_abbrev(ui->sha1[i], abbrev), i + 1); - write_name_quoted(path + offset, stdout, line_terminator); + write_name(path, len); } return 0; } -static void show_ru_info(const char *prefix) +static void show_ru_info() { if (!the_index.resolve_undo) return; for_each_string_list(show_one_ru, the_index.resolve_undo, NULL); } -static void show_files(struct dir_struct *dir, const char *prefix) +static void show_files(struct dir_struct *dir) { int i; @@ -243,7 +251,7 @@ static void show_files(struct dir_struct *dir, const char *prefix) */ static void prune_cache(const char *prefix) { - int pos = cache_name_pos(prefix, prefix_len); + int pos = cache_name_pos(prefix, max_prefix_len); unsigned int first, last; if (pos < 0) @@ -256,7 +264,7 @@ static void prune_cache(const char *prefix) while (last > first) { int next = (last + first) >> 1; struct cache_entry *ce = active_cache[next]; - if (!strncmp(ce->name, prefix, prefix_len)) { + if (!strncmp(ce->name, prefix, max_prefix_len)) { first = next+1; continue; } @@ -265,7 +273,7 @@ static void prune_cache(const char *prefix) active_nr = last; } -static const char *verify_pathspec(const char *prefix) +static const char *verify_pathspec(const char* prefix) { const char **p, *n, *prev; unsigned long max; @@ -291,10 +299,7 @@ static const char *verify_pathspec(const char *prefix) } } - if (prefix_offset > max || memcmp(prev, prefix, prefix_offset)) - die("git ls-files: cannot generate relative filenames containing '..'"); - - prefix_len = max; + max_prefix_len = max; return max ? xmemdupz(prev, max) : NULL; } @@ -456,9 +461,10 @@ static int option_parse_exclude_standard(const struct option *opt, return 0; } -int cmd_ls_files(int argc, const char **argv, const char *prefix) +int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix) { int require_work_tree = 0, show_tag = 0; + const char *max_prefix; struct dir_struct dir; struct option builtin_ls_files_options[] = { { OPTION_CALLBACK, 'z', NULL, NULL, NULL, @@ -516,6 +522,7 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix) }; memset(&dir, 0, sizeof(dir)); + prefix = cmd_prefix; if (prefix) prefix_offset = strlen(prefix); git_config(git_default_config, NULL); @@ -557,7 +564,7 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix) /* Verify that the pathspec matches the prefix */ if (pathspec) - prefix = verify_pathspec(prefix); + max_prefix = verify_pathspec(prefix); /* Treat unmatching pathspec elements as errors */ if (pathspec && error_unmatch) { @@ -575,8 +582,8 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix) show_killed | show_modified | show_resolve_undo)) show_cached = 1; - if (prefix) - prune_cache(prefix); + if (max_prefix) + prune_cache(max_prefix); if (with_tree) { /* * Basic sanity check; show-stages and show-unmerged @@ -584,11 +591,11 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix) */ if (show_stage || show_unmerged) die("ls-files --with-tree is incompatible with -s or -u"); - overlay_tree_on_cache(with_tree, prefix); + overlay_tree_on_cache(with_tree, max_prefix); } - show_files(&dir, prefix); + show_files(&dir); if (show_resolve_undo) - show_ru_info(prefix); + show_ru_info(); if (ps_matched) { int bad; diff --git a/t/t7010-setup.sh b/t/t7010-setup.sh index d8a7c79..0335a9a 100755 --- a/t/t7010-setup.sh +++ b/t/t7010-setup.sh @@ -103,14 +103,10 @@ test_expect_success 'git ls-files (relative #3)' ' git add a && ( cd a/b && - if git ls-files "../e/f" - then - echo Gaah, should have failed - exit 1 - else - : happy - fi - ) + git ls-files "../e/f" + ) >current && + echo ../e/f >expect && + test_cmp expect current ' -- 1.7.0.5.3.ga76e -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html