remove unnecessary Carbon include

[lyx.git] / src / support / Messages.cpp

diff --git a/src/support/Messages.cpp b/src/support/Messages.cpp
index 0aa29d84e0290caecd3b0e36e865c0a637c29d51..5eee6b7f6d5aa20d29b6d255c6b3adb208ce8cd3 100644 (file)
--- a/src/support/Messages.cpp
+++ b/src/support/Messages.cpp
@@ -22,15 +22,12 @@
 
 #include <cerrno>
 
+#  define N_(str) (str)              // for marking strings to be translated
+
 using namespace std;
 
 namespace lyx {
 
-// Instanciate static member.
-string Messages::main_lang_;
-
-namespace {
-
 void cleanTranslation(docstring & trans) 
 {
        /*
@@ -51,7 +48,6 @@ void cleanTranslation(docstring & trans)
        }
 }
 
-} // anonymous
 } // lyx
 
 
@@ -64,29 +60,13 @@ void cleanTranslation(docstring & trans)
 #  if HAVE_GETTEXT
 #    include <libintl.h>      // use the header already in the system *EK*
 #  else
-#    include "../../intl/libintl.h"
+#    include "intl/libintl.h"
 #  endif
 
 using namespace lyx::support;
 
 namespace lyx {
 
-void Messages::setDefaultLanguage()
-{
-       char const * env_lang[5] = {"LANGUAGE", "LC_ALL", "LC_MESSAGES",
-               "LC_MESSAGE", "LANG"};
-       for (size_t i = 0; i != 5; ++i) {
-               string const lang = getEnv(env_lang[i]);
-               if (lang.empty())
-                       continue;
-               Messages::main_lang_ = lang;
-               return;
-       }
-       // Not found!
-       LYXERR(Debug::LOCALE, "Default language not found!");
-}
-
-
 // This version use the traditional gettext.
 Messages::Messages(string const & l)
        : lang_(l), warned_(false)
@@ -116,17 +96,38 @@ void Messages::init()
        }
 
        textdomain(PACKAGE);
-
-       // Reset default language;
-       setDefaultLanguage();
 }
 
 
-bool Messages::available() const
+string Messages::language() const
 {
-       string const test = languageTestString();
+       // get the language from the gmo file
+       string const test = N_("[[Replace with the code of your language]]");
        string const trans = to_utf8(get(test));
-       return !trans.empty() && trans != test;
+       if (trans == test) {
+               LYXERR0("Something is weird.");
+               return string();
+       } else
+               return trans;
+}
+
+
+bool Messages::available(string const & c)
+{
+       static string locale_dir = package().locale_dir().toFilesystemEncoding();
+       string code = c;
+       // this loops at most twice
+       while (true) {
+               string const filen = locale_dir + "/" + code 
+                       + "/LC_MESSAGES/"PACKAGE".mo";
+               if (FileName(filen).isReadableFile())
+                       return true;
+               if (contains(code, '_'))
+                       code = token(code, '_', 0);
+               else return false;
+       }
+       return false;
+
 }
 
 
@@ -165,6 +166,11 @@ docstring const Messages::get(string const & m) const
 #endif
        }
 
+       // FIXME: gettext sometimes "forgets" the ucs4_codeset we set
+       // in init(), which leads to severe message corruption (#7371)
+       // We set it again here unconditionally. A real fix must be found!
+       LASSERT(bind_textdomain_codeset(PACKAGE, ucs4_codeset), /**/);
+
        char const * m_c = m.c_str();
        char const * trans_c = gettext(m_c);
        docstring trans;
@@ -228,10 +234,15 @@ docstring const Messages::get(string const & m) const
        return trans;
 }
 
+std::string Messages::language() const
+    {
+        return string();
+    }
 
-bool Messages::available() const
+bool Messages::available(string const & c)
 {
-       return true;
+       (void)c;
+       return false;
 }
 
 } // namespace lyx