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authorKarsten Blees <karsten.blees@gmail.com>2013-04-15 21:15:03 +0200
committerJunio C Hamano <gitster@pobox.com>2013-04-15 12:36:42 -0700
commit0aaf62b6e018484bad9cea47dc00644d57b7ad49 (patch)
treed33d969b9f07b4ff89065d1204f1abbd6ee15fdb /dir.c
parentdefd7c7b3717394ee05b454172bf7b1e747af6ae (diff)
downloadgit-0aaf62b6e018484bad9cea47dc00644d57b7ad49.tar.gz
git-0aaf62b6e018484bad9cea47dc00644d57b7ad49.tar.xz
dir.c: git-status --ignored: don't scan the work tree twice
'git-status --ignored' still scans the work tree twice to collect untracked and ignored files, respectively. fill_directory / read_directory already supports collecting untracked and ignored files in a single directory scan. However, the DIR_COLLECT_IGNORED flag to enable this has some git-add specific side-effects (e.g. it doesn't recurse into ignored directories, so listing ignored files with --untracked=all doesn't work). The DIR_SHOW_IGNORED flag doesn't list untracked files and returns ignored files in dir_struct.entries[] (instead of dir_struct.ignored[] as DIR_COLLECT_IGNORED). DIR_SHOW_IGNORED is used all throughout git. We don't want to break the existing API, so lets introduce a new flag DIR_SHOW_IGNORED_TOO that lists untracked as well as ignored files similar to DIR_COLLECT_FILES, but will recurse into sub-directories based on the other flags as DIR_SHOW_IGNORED does. In dir.c::read_directory_recursive, add ignored files to either dir_struct.entries[] or dir_struct.ignored[] based on the flags. Also move the DIR_COLLECT_IGNORED case here so that filling result lists is in a common place. In wt-status.c::wt_status_collect_untracked, use the new flag and read results from dir_struct.ignored[]. Remove the extra fill_directory call. builtin/check-ignore.c doesn't call fill_directory, setting the git-add specific DIR_COLLECT_IGNORED flag has no effect here. Remove for clarity. Update API documentation to reflect the changes. Performance: with this patch, 'git-status --ignored' is typically as fast as 'git-status'. Signed-off-by: Karsten Blees <blees@dcon.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'dir.c')
-rw-r--r--dir.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/dir.c b/dir.c
index efd8c1234..a5926fbd1 100644
--- a/dir.c
+++ b/dir.c
@@ -1183,15 +1183,12 @@ static enum path_treatment treat_one_path(struct dir_struct *dir,
return path_none;
exclude = is_excluded(dir, path->buf, &dtype);
- if (exclude && (dir->flags & DIR_COLLECT_IGNORED)
- && exclude_matches_pathspec(path->buf, path->len, simplify))
- dir_add_ignored(dir, path->buf, path->len);
/*
* Excluded? If we don't explicitly want to show
* ignored files, ignore it
*/
- if (exclude && !(dir->flags & DIR_SHOW_IGNORED))
+ if (exclude && !(dir->flags & (DIR_SHOW_IGNORED|DIR_SHOW_IGNORED_TOO)))
return path_excluded;
switch (dtype) {
@@ -1280,6 +1277,11 @@ static enum path_treatment read_directory_recursive(struct dir_struct *dir,
case path_excluded:
if (dir->flags & DIR_SHOW_IGNORED)
dir_add_name(dir, path.buf, path.len);
+ else if ((dir->flags & DIR_SHOW_IGNORED_TOO) ||
+ ((dir->flags & DIR_COLLECT_IGNORED) &&
+ exclude_matches_pathspec(path.buf, path.len,
+ simplify)))
+ dir_add_ignored(dir, path.buf, path.len);
break;
case path_untracked: