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-rw-r--r--cache.h7
-rw-r--r--path.c15
2 files changed, 22 insertions, 0 deletions
diff --git a/cache.h b/cache.h
index f704af5df..2cb5371ac 100644
--- a/cache.h
+++ b/cache.h
@@ -828,6 +828,13 @@ char *strip_path_suffix(const char *path, const char *suffix);
int daemon_avoid_alias(const char *path);
extern int is_ntfs_dotgit(const char *name);
+/**
+ * Return a newly allocated string with the evaluation of
+ * "$XDG_CONFIG_HOME/git/$filename" if $XDG_CONFIG_HOME is non-empty, otherwise
+ * "$HOME/.config/git/$filename". Return NULL upon error.
+ */
+extern char *xdg_config_home(const char *filename);
+
/* object replacement */
#define LOOKUP_REPLACE_OBJECT 1
extern void *read_sha1_file_extended(const unsigned char *sha1, enum object_type *type, unsigned long *size, unsigned flag);
diff --git a/path.c b/path.c
index e60899380..4edc1eb86 100644
--- a/path.c
+++ b/path.c
@@ -856,3 +856,18 @@ int is_ntfs_dotgit(const char *name)
len = -1;
}
}
+
+char *xdg_config_home(const char *filename)
+{
+ const char *home, *config_home;
+
+ assert(filename);
+ config_home = getenv("XDG_CONFIG_HOME");
+ if (config_home && *config_home)
+ return mkpathdup("%s/git/%s", config_home, filename);
+
+ home = getenv("HOME");
+ if (home)
+ return mkpathdup("%s/.config/git/%s", home, filename);
+ return NULL;
+}