X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fmessages.C;h=3baa83c3e451be4f77df6adc984b33d213e6f47a;hb=9ee46b846e5e84ad40ceda4f4af94aeb86cd90a2;hp=50b5d9ca750ec26077051aa3eb67e14dae3b50f0;hpb=7e08de938a1323a2cd1809b1389b72f1fad35b7d;p=lyx.git

diff --git a/src/messages.C b/src/messages.C
index 50b5d9ca75..3baa83c3e4 100644
--- a/src/messages.C
+++ b/src/messages.C
@@ -12,11 +12,17 @@
 #include "debug.h"
 #include "messages.h"
 #include "support/filetools.h"
+#include "support/environment.h"
 #include "support/package.h"
 
+#include <boost/current_function.hpp>
 #include <boost/regex.hpp>
 
+#include <cerrno>
+
 using lyx::support::package;
+using lyx::support::getEnv;
+using lyx::support::setEnv;
 
 using std::string;
 
@@ -83,12 +89,15 @@ public:
 	Pimpl(string const & l)
 		: lang_(l)
 	{
-		if ( lang_.empty() )
-			lang_ = setlocale(LC_MESSAGES, NULL);
-		lyxerr << "Messages: language(" << lang_
-		//       << ") in dir(" << dir 
-		       << ")" << std::endl;
-		
+		if ( lang_.empty() ) {
+			char const * lc_msgs = setlocale(LC_MESSAGES, NULL);
+			lang_ = lc_msgs ? lc_msgs : "";
+		}
+		// strip off any encoding suffix, i.e., assume 8-bit po files
+		string::size_type i = lang_.find(".");
+		lang_ = lang_.substr(0, i);
+		lyxerr[Debug::DEBUG] << BOOST_CURRENT_FUNCTION
+                                     << ": language(" << lang_ << ")" << std::endl;
 	}
 
 	~Pimpl() {}
@@ -98,15 +107,42 @@ public:
 		if (m.empty())
 			return m;
 
-		string oldMSG = setlocale(LC_MESSAGES, NULL);
-		bool works = setlocale(LC_MESSAGES, lang_.c_str());
+		//string oldMSG = setlocale(LC_MESSAGES, NULL);
+		// In this order, see support/filetools.C:
+		string lang = getEnv("LC_ALL");
+		if (lang.empty()) {
+			lang = getEnv("LC_MESSAGES");
+			if (lang.empty()) {
+				lang = getEnv("LANG");
+				if (lang.empty())
+					lang = "C";
+			}
+		}
+		
+		char const * lc_msgs = setlocale(LC_MESSAGES, lang_.c_str());
+#ifndef _WIN32
+		if (!lc_msgs)
+			lyxerr << "Locale " << lang_ << " could not be set" << std::endl;
+#endif
 		// CTYPE controls what getmessage thinks what encoding the po file uses
-		string oldCTYPE = setlocale(LC_CTYPE, NULL);
+		char const * lc_ctype = setlocale(LC_CTYPE, NULL);
+		string oldCTYPE = lc_ctype ? lc_ctype : "";
+
 		setlocale(LC_CTYPE, lang_.c_str());
-		bindtextdomain(PACKAGE, package().locale_dir().c_str());
+		errno = 0;
+		char const * c = bindtextdomain(PACKAGE, package().locale_dir().c_str());
+		int e = errno;
+		if (e) {
+			lyxerr[Debug::DEBUG]
+                                << BOOST_CURRENT_FUNCTION << '\n'
+                                << "Error code: " << errno << '\n'
+                                << "Lang, mess: " << lang_ << " " << m << '\n'
+                                << "Directory : " << package().locale_dir() << '\n'
+                                << "Rtn value : " << c << std::endl;
+		}
 		textdomain(PACKAGE);
 		const char* msg = gettext(m.c_str());
-		string translated(works ? msg : m);
+		string translated(msg ? msg : m);
 		// Some english words have different translations, depending
 		// on context. In these cases the original string is
 		// augmented by context information (e.g.
@@ -121,7 +157,7 @@ public:
 		boost::smatch sub;
 		if (regex_match(translated, sub, reg))
 			translated = sub.str(1);
-		setlocale(LC_MESSAGES, oldMSG.c_str());
+		setlocale(LC_MESSAGES, lang.c_str());
 		setlocale(LC_CTYPE, oldCTYPE.c_str());
 		return translated;
 	}