Also a xdg_data_path

louloulibs/utils/xdg.cpp

@@ -3,11 +3,11 @@
 
 #include "louloulibs.h"
 
-std::string xdg_config_path(const std::string& filename)
+std::string xdg_path(const std::string& filename, const char* env_var)
 {
-  const char* xdg_config_home = ::getenv("XDG_CONFIG_HOME");
-  if (xdg_config_home && xdg_config_home[0] == '/')
-    return std::string{xdg_config_home} + "/" PROJECT_NAME "/" + filename;
+  const char* xdg_home = ::getenv(env_var);
+  if (xdg_home && xdg_home[0] == '/')
+    return std::string{xdg_home} + "/" PROJECT_NAME "/" + filename;
   else
     {
       const char* home = ::getenv("HOME");
@@ -18,3 +18,12 @@ std::string xdg_config_path(const std::string& filename)
     }
 }
 
+std::string xdg_config_path(const std::string& filename)
+{
+  return xdg_path(filename, "XDG_CONFIG_HOME");
+}
+
+std::string xdg_data_path(const std::string& filename)
+{
+  return xdg_path(filename, "XDG_DATA_HOME");
+}

louloulibs/utils/xdg.hpp

@@ -9,5 +9,6 @@
  * http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html
  */
 std::string xdg_config_path(const std::string& filename);
+std::string xdg_data_path(const std::string& filename);
 
 #endif /* XDG_HPP_INCLUDED */

src/main.cpp

@@ -69,7 +69,7 @@ int main(int ac, char** av)
   if (ac > 1)
     Config::filename = av[1];
   else
-    Config::filename = xdg_path("biboumi.cfg");
+    Config::filename = xdg_config_path("biboumi.cfg");
 
   Config::file_must_exist = true;
   std::cerr << "Using configuration file: " << Config::filename << std::endl;

src/test.cpp

@@ -13,6 +13,7 @@
 #include <utils/revstr.hpp>
 #include <irc/irc_user.hpp>
 #include <utils/split.hpp>
+#include <utils/xdg.hpp>
 #include <xmpp/jid.hpp>
 #include <irc/iid.hpp>
 #include <string.h>
@@ -423,6 +424,12 @@ int main()
     res = xdg_config_path("coucou.txt");
     std::cout << res << std::endl;
     assert(res == "/some_weird_dir/biboumi/coucou.txt");
+
+    ::setenv("XDG_DATA_HOME", "/datadir", 1);
+    res = xdg_data_path("bonjour.txt");
+    std::cout << res << std::endl;
+    assert(res == "/datadir/biboumi/bonjour.txt");
+
   }
 
   return 0;