Produce release builds without exceptions and RTTI

CMakeLists.txt

@@ -350,6 +350,9 @@ if("${build_type_lc}" STREQUAL "debug")
   add_definitions(-D_DEBUG -DDEBUG)
 else()
   add_definitions(-DNO_DEBUG -DEIGEN_NO_DEBUG)
+  if(NOT MSVC)
+    add_compile_options(-fno-rtti -fno-exceptions)
+  endif()
 endif()
 
 # Turning all debug on dramatically decreases performance

src/celcompat/fs.cpp

@@ -6,7 +6,14 @@
 #else
 #include <sys/stat.h>
 #endif
+#if defined(_MSC_VER) && !defined(__clang__)
+// M$VC++ build without C++ exceptions are not supported yet
+#define __cpp_exceptions 1
+#endif
 
+#if ! __cpp_exceptions
+#include <cstdlib>
+#endif
 
 namespace celestia
 {
@@ -339,7 +346,11 @@ uintmax_t file_size(const path& p)
     std::error_code ec;
     uintmax_t s = file_size(p, ec);
     if (ec)
+#if __cpp_exceptions
         throw filesystem_error(ec, "celfs::file_size error");
+#else
+        std::abort();
+#endif
     return s;
 }
 
@@ -383,7 +394,11 @@ bool exists(const path& p)
     std::error_code ec;
     bool r = exists(p, ec);
     if (ec)
+#if __cpp_exceptions
         throw filesystem_error(ec, "celfs::exists error");
+#else
+        std::abort();
+#endif
     return r;
 }
 
@@ -415,7 +430,11 @@ bool is_directory(const path& p)
     std::error_code ec;
     bool r = is_directory(p, ec);
     if (ec)
+#if __cpp_exceptions
         throw filesystem_error(ec, "celfs::is_directory error");
+#else
+        std::abort();
+#endif
     return r;
 }
 

src/celcompat/sv.h

@@ -18,6 +18,8 @@
 #if defined(_MSC_VER) && !defined(__clang__)
 // M$VC++ 2015 doesn't have required features
 #define CEL_CPP_VER (_MSC_VER == 1900 ? 201103L : _MSVC_LANG)
+// M$VC++ build without C++ exceptions are not supported yet
+#define __cpp_exceptions 1
 #else
 #define CEL_CPP_VER __cplusplus
 #endif
@@ -28,6 +30,10 @@
 #define CEL_constexpr /* constexpr */
 #endif
 
+#if ! __cpp_exceptions
+#include <cstdlib>
+#endif
+
 namespace std
 {
 template<
@@ -101,8 +107,11 @@ template<
     {
         if (pos < size())
             return m_data[pos];
-
+#if __cpp_exceptions
         throw std::out_of_range("pos >= size()");
+#else
+        std::abort();
+#endif
     }
     constexpr const_reference front() const
     {
@@ -166,7 +175,11 @@ template<
     size_type copy(CharT* dest, size_type count, size_type pos = 0) const
     {
         if (pos > m_size)
+#if __cpp_exceptions
             throw std::out_of_range("pos >= size()");
+#else
+            std::abort();
+#endif
 
         auto rcount = std::min(count, m_size - pos);
         return Traits::copy(dest, m_data + pos, rcount);
@@ -174,7 +187,11 @@ template<
     CEL_constexpr basic_string_view substr(size_type pos = 0, size_type count = npos ) const
     {
         if (pos > m_size)
+#if __cpp_exceptions
             throw std::out_of_range("pos >= size()");
+#else
+            std::abort();
+#endif
 
         auto rcount = std::min(count, m_size - pos);
         return { m_data + pos, rcount };

src/tools/cmod/cmodview/CMakeLists.txt

@@ -20,3 +20,7 @@ set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
 build_cmod_tool(cmodview WIN32 cmodview.cpp glframebuffer.cpp  glshader.cpp  mainwindow.cpp  materialwidget.cpp  modelviewwidget.cpp glsupport.cpp)
 qt5_use_modules(cmodview ${QT_LIBS})
+
+if(NOT MSVC)
+  target_compile_options(cmodview PRIVATE "-frtti")
+endif()