From 61795e0463d9e6e782332915c5ceeb1b541b666f Mon Sep 17 00:00:00 2001
From: XProger <xproger@list.ru>
Date: Sun, 24 Feb 2019 00:29:13 +0300
Subject: [PATCH] Linux automatic language selector

---
 src/platform/nix/build.sh |  2 +-
 src/platform/nix/main.cpp | 23 +++++++++++++++++++++++
 src/utils.h               |  3 ++-
 3 files changed, 26 insertions(+), 2 deletions(-)

diff --git a/src/platform/nix/build.sh b/src/platform/nix/build.sh
index f84633e..6801d59 100755
--- a/src/platform/nix/build.sh
+++ b/src/platform/nix/build.sh
@@ -1,3 +1,3 @@
 set -e
-clang++ -std=c++11 -Os -s -fno-exceptions -fno-rtti -ffunction-sections -fdata-sections -Wl,--gc-sections -DNDEBUG -D_POSIX_THREADS -D_POSIX_READER_WRITER_LOCKS main.cpp ../../libs/stb_vorbis/stb_vorbis.c ../../libs/minimp3/minimp3.cpp ../../libs/tinf/tinflate.c -I../../ -o../../../bin/OpenLara -lX11 -lGL -lm -lpthread -lpulse-simple -lpulse
+clang++ -std=c++11 -Os -s -fno-exceptions -fno-rtti -ffunction-sections -fdata-sections -Wl,--gc-sections -Wno-invalid-source-encoding -DNDEBUG -D_POSIX_THREADS -D_POSIX_READER_WRITER_LOCKS main.cpp ../../libs/stb_vorbis/stb_vorbis.c ../../libs/minimp3/minimp3.cpp ../../libs/tinf/tinflate.c -I../../ -o../../../bin/OpenLara -lX11 -lGL -lm -lpthread -lpulse-simple -lpulse
 strip ../../../bin/OpenLara --strip-all --remove-section=.comment --remove-section=.note
diff --git a/src/platform/nix/main.cpp b/src/platform/nix/main.cpp
index 0f52ce5..0f35a0d 100644
--- a/src/platform/nix/main.cpp
+++ b/src/platform/nix/main.cpp
@@ -353,6 +353,27 @@ void WndProc(const XEvent &e,Display*dpy,Window wnd) {
     }
 }
 
+int checkLanguage() {
+    char *lang = getenv("LANG");
+    if (!lang || strlen(lang) < 2) return 0;
+    
+    uint16 id;
+    memcpy(&id, lang, 2);
+    
+    if (id == TWOCC("en")) return STR_LANG_EN - STR_LANG_EN;
+    if (id == TWOCC("fr")) return STR_LANG_FR - STR_LANG_EN;
+    if (id == TWOCC("de")) return STR_LANG_DE - STR_LANG_EN;
+    if (id == TWOCC("es")) return STR_LANG_ES - STR_LANG_EN;
+    if (id == TWOCC("it")) return STR_LANG_IT - STR_LANG_EN;
+    if (id == TWOCC("pl")) return STR_LANG_PL - STR_LANG_EN;
+    if (id == TWOCC("uk")) return STR_LANG_RU - STR_LANG_EN;
+    if (id == TWOCC("be")) return STR_LANG_RU - STR_LANG_EN;
+    if (id == TWOCC("ru")) return STR_LANG_RU - STR_LANG_EN;
+    if (id == TWOCC("ja")) return STR_LANG_JA - STR_LANG_EN;
+    
+    return 0;
+}
+
 int main(int argc, char **argv) {
     cacheDir[0] = saveDir[0] = contentDir[0] = 0;
 
@@ -405,6 +426,8 @@ int main(int argc, char **argv) {
     gettimeofday(&t, NULL);
     startTime = t.tv_sec;
 
+    Core::defLang = checkLanguage();
+
     joyInit();
     sndInit();
     Game::init(argc > 1 ? argv[1] : NULL);
diff --git a/src/utils.h b/src/utils.h
index 27d0f7c..528a9b4 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -95,7 +95,8 @@ typedef unsigned short     uint16;
 typedef unsigned int       uint32;
 typedef unsigned long long uint64;
 
-#define FOURCC(str)        uint32(((uint8*)(str))[0] | (((uint8*)(str))[1] << 8) | (((uint8*)(str))[2] << 16) | (((uint8*)(str))[3] << 24) )
+#define FOURCC(str)        uint32( ((uint8*)(str))[0] | (((uint8*)(str))[1] << 8) | (((uint8*)(str))[2] << 16) | (((uint8*)(str))[3] << 24) )
+#define TWOCC(str)         uint32( ((uint8*)(str))[0] | (((uint8*)(str))[1] << 8) )
 
 #define ALIGN(x, a)        (((x) + ((a) - 1)) & ~((a) - 1))
 #define COUNT(arr)         int(sizeof(arr) / sizeof(arr[0]))