We already have xdg_config_home to format paths relative to
XDG_CONFIG_HOME. Let's provide a similar function xdg_cache_home to do
the same for paths relative to XDG_CACHE_HOME.
Signed-off-by: Devin Lehmacher <lehmacdj@xxxxxxxxx>
---
cache.h | 7 +++++++
path.c | 15 +++++++++++++++
2 files changed, 22 insertions(+)
diff --git a/cache.h b/cache.h
index c95826971..66761bc56 100644
--- a/cache.h
+++ b/cache.h
@@ -1169,6 +1169,13 @@ extern int is_ntfs_dotgit(const char *name);
*/
extern char *xdg_config_home(const char *filename);
+/**
+ * Return a newly allocated string with the evaluation of
+ * "$XDG_CACHE_HOME/git/$filename" if $XDG_CACHE_HOME is non-empty, otherwise
+ * "$HOME/.cache/git/$filename". Return NULL upon error.
+ */
+extern char *xdg_cache_home(const char *filename);
+
/* object replacement */
#define LOOKUP_REPLACE_OBJECT 1
#define LOOKUP_UNKNOWN_OBJECT 2
diff --git a/path.c b/path.c
index efcedafba..22248436b 100644
--- a/path.c
+++ b/path.c
@@ -1272,6 +1272,21 @@ char *xdg_config_home(const char *filename)
return NULL;
}
+char *xdg_cache_home(const char *filename)
+{
+ const char *home, *cache_home;
+
+ assert(filename);
+ cache_home = getenv("XDG_CACHE_HOME");
+ if (cache_home && *cache_home)
+ return mkpathdup("%s/git/%s", cache_home, filename);
+
+ home = getenv("HOME");
+ if (home)
+ return mkpathdup("%s/.cache/git/%s", home, filename);
+ return NULL;
+}
+
GIT_PATH_FUNC(git_path_cherry_pick_head, "CHERRY_PICK_HEAD")
GIT_PATH_FUNC(git_path_revert_head, "REVERT_HEAD")
GIT_PATH_FUNC(git_path_squash_msg, "SQUASH_MSG")
--
2.11.0