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lib/commit: add comments to explain dir commit path 

Add a few comments for each of the central functions used for committing
data from a directory. Took me a bit to understand the relationship
between those functions.

Closes: #1216
Approved by: cgwalters
This commit is contained in:
Jonathan Lebon 2017-09-13 16:05:47 +00:00 committed by Atomic Bot
parent 8a7a359709
commit e5c86fad5c
1 changed files with 8 additions and 0 deletions
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8
src/libostree/ostree-repo-commit.c
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@ -2480,6 +2480,10 @@ write_dfd_iter_to_mtree_internal (OstreeRepo *self,
GCancellable *cancellable, GCancellable *cancellable,
GError **error); GError **error);
/* Given either a dir_enum or a dfd_iter, writes the directory entry to the mtree. For
* subdirs, we go back through either write_dfd_iter_to_mtree_internal (dfd_iter case) or
* write_directory_to_mtree_internal (dir_enum case) which will do the actual dirmeta +
* dirent iteration. */
static gboolean static gboolean
write_directory_content_to_mtree_internal (OstreeRepo *self, write_directory_content_to_mtree_internal (OstreeRepo *self,
OstreeRepoFile *repo_dir, OstreeRepoFile *repo_dir,
@ -2632,6 +2636,8 @@ write_directory_content_to_mtree_internal (OstreeRepo *self,
return TRUE; return TRUE;
} }
/* Handles the dirmeta for the given GFile dir and then calls
* write_directory_content_to_mtree_internal() for each directory entry. */
static gboolean static gboolean
write_directory_to_mtree_internal (OstreeRepo *self, write_directory_to_mtree_internal (OstreeRepo *self,
GFile *dir, GFile *dir,
@ -2729,6 +2735,8 @@ write_directory_to_mtree_internal (OstreeRepo *self,
return TRUE; return TRUE;
} }
/* Handles the dirmeta for the dir described by src_dfd_iter and then calls
* write_directory_content_to_mtree_internal() for each directory entry. */
static gboolean static gboolean
write_dfd_iter_to_mtree_internal (OstreeRepo *self, write_dfd_iter_to_mtree_internal (OstreeRepo *self,
GLnxDirFdIterator *src_dfd_iter, GLnxDirFdIterator *src_dfd_iter,