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Ignore empty XDG_CONFIG_DIRS 

As the specification says we should.  GLib does this as well.

It is still possible to achieve an empty set by using ":",
which are two non-absolute paths that should be ignored.
GLib doesn't implement this.  Thus, we're now better than GLib.
This commit is contained in:
Přemysl Eric Janouch 2021-09-26 08:59:57 +02:00
parent 4ef7c9edf7
commit 8a6bb54eb5
Signed by: p
GPG Key ID: A0420B94F92B9493
1 changed files with 1 additions and 1 deletions
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sdn.cpp
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@ -268,7 +268,7 @@ fun xdg_config_home () -> string {
fun xdg_config_find (const string &suffix) -> unique_ptr<ifstream> { fun xdg_config_find (const string &suffix) -> unique_ptr<ifstream> {
vector<string> dirs {xdg_config_home ()}; vector<string> dirs {xdg_config_home ()};
const char *system_dirs = getenv ("XDG_CONFIG_DIRS"); const char *system_dirs = getenv ("XDG_CONFIG_DIRS");
split (system_dirs ? system_dirs : "/etc/xdg", ":", dirs); split ((system_dirs && *system_dirs) ? system_dirs : "/etc/xdg", ":", dirs);
for (const auto &dir : dirs) { for (const auto &dir : dirs) {
if (dir[0] != '/') if (dir[0] != '/')
continue; continue;