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Ignore empty XDG_*_DIRS env. variables

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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 08:13:58 +02:00
parent 960420df3e
commit a3ad5e7751
Signed by: p
GPG Key ID: A0420B94F92B9493
1 changed files with 2 additions and 2 deletions
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liberty.c
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@ -3247,7 +3247,7 @@ get_xdg_config_dirs (struct strv *out)
str_free (&config_home);
const char *xdg_config_dirs;
if (!(xdg_config_dirs = getenv ("XDG_CONFIG_DIRS")))
if (!(xdg_config_dirs = getenv ("XDG_CONFIG_DIRS")) || !*xdg_config_dirs)
xdg_config_dirs = "/etc/xdg";
cstr_split (xdg_config_dirs, ":", true, out);
}
@ -3272,7 +3272,7 @@ get_xdg_data_dirs (struct strv *out)
str_free (&data_home);
const char *xdg_data_dirs;
if (!(xdg_data_dirs = getenv ("XDG_DATA_DIRS")))
if (!(xdg_data_dirs = getenv ("XDG_DATA_DIRS")) || !*xdg_data_dirs)
xdg_data_dirs = "/usr/local/share/:/usr/share/";
cstr_split (xdg_data_dirs, ":", true, out);
}