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-rw-r--r--Documentation/technical/api-directory-listing.txt37
1 files changed, 22 insertions, 15 deletions
diff --git a/Documentation/technical/api-directory-listing.txt b/Documentation/technical/api-directory-listing.txt
index add6f435b5..1f349b28ae 100644
--- a/Documentation/technical/api-directory-listing.txt
+++ b/Documentation/technical/api-directory-listing.txt
@@ -9,37 +9,40 @@ Data structure
--------------
`struct dir_struct` structure is used to pass directory traversal
-options to the library and to record the paths discovered. The notable
-options are:
+options to the library and to record the paths discovered. A single
+`struct dir_struct` is used regardless of whether or not the traversal
+recursively descends into subdirectories.
+
+The notable options are:
`exclude_per_dir`::
The name of the file to be read in each directory for excluded
files (typically `.gitignore`).
-`collect_ignored`::
+`flags`::
- Include paths that are to be excluded in the result.
+ A bit-field of options:
-`show_ignored`::
+`DIR_SHOW_IGNORED`:::
The traversal is for finding just ignored files, not unignored
files.
-`show_other_directories`::
+`DIR_SHOW_OTHER_DIRECTORIES`:::
Include a directory that is not tracked.
-`hide_empty_directories`::
+`DIR_HIDE_EMPTY_DIRECTORIES`:::
Do not include a directory that is not tracked and is empty.
-`no_gitlinks`::
+`DIR_NO_GITLINKS`:::
- If set, recurse into a directory that looks like a git
+ If set, recurse into a directory that looks like a Git
directory. Otherwise it is shown as a directory.
-The result of the enumeration is left in these fields::
+The result of the enumeration is left in these fields:
`entries[]`::
@@ -64,11 +67,13 @@ marked. If you to exclude files, make sure you have loaded index first.
* Prepare `struct dir_struct dir` and clear it with `memset(&dir, 0,
sizeof(dir))`.
-* Call `add_exclude()` to add single exclude pattern,
- `add_excludes_from_file()` to add patterns from a file
- (e.g. `.git/info/exclude`), and/or set `dir.exclude_per_dir`. A
- short-hand function `setup_standard_excludes()` can be used to set up
- the standard set of exclude settings.
+* To add single exclude pattern, call `add_exclude_list()` and then
+ `add_exclude()`.
+
+* To add patterns from a file (e.g. `.git/info/exclude`), call
+ `add_excludes_from_file()` , and/or set `dir.exclude_per_dir`. A
+ short-hand function `setup_standard_excludes()` can be used to set
+ up the standard set of exclude settings.
* Set options described in the Data Structure section above.
@@ -76,4 +81,6 @@ marked. If you to exclude files, make sure you have loaded index first.
* Use `dir.entries[]`.
+* Call `clear_directory()` when none of the contained elements are no longer in use.
+
(JC)