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-rw-r--r--ConfigureChecks.cmake55
1 files changed, 55 insertions, 0 deletions
diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake
index 2f8204f..b603ac1 100644
--- a/ConfigureChecks.cmake
+++ b/ConfigureChecks.cmake
@@ -9,6 +9,16 @@
#
#################################################
+##### setup architecture flags ##################
+
+tde_setup_architecture_flags( )
+
+include(TestBigEndian)
+test_big_endian(WORDS_BIGENDIAN)
+
+tde_setup_largefiles( )
+
+
macro( qt_message )
message( STATUS "${ARGN}" )
endmacro( )
@@ -75,8 +85,12 @@ qt_message( " QT_INCLUDE_DIR: ${QT_INCLUDE_DIR}" )
# detect native tqt
if( EXISTS "${QT_INCLUDE_DIR}/ntqglobal.h" )
set( HAVE_REAL_TQT ON CACHE BOOL "Native TQt3 detected" )
+ set( TQGLWIDGET_NAME "TQGLWidget" )
+ set( TQGL_INCLUDE "ntqgl.h" )
qt_message( "Native TQt3 detected" )
else( )
+ set( TQGLWIDGET_NAME "QGLWidget" )
+ set( TQGL_INCLUDE "qgl.h" )
qt_message( "Qt3 detected" )
endif( )
@@ -233,3 +247,44 @@ if( QT_VERSION STREQUAL "3" )
endif( )
tde_restore( CMAKE_REQUIRED_INCLUDES CMAKE_REQUIRED_LIBRARIES )
+
+
+##### check for OpenGL
+
+execute_process(
+ COMMAND ${PKG_CONFIG_EXECUTABLE} ${QT_LIBRARIES} --variable=qt_config
+ OUTPUT_VARIABLE TQT_CONF_VARS
+ OUTPUT_STRIP_TRAILING_WHITESPACE
+)
+
+MESSAGE(STATUS "List of qt_config variables: ${TQT_CONF_VARS}")
+
+string( REGEX MATCH " opengl " OPENGL_ENABLED " ${TQT_CONF_VARS} " )
+
+if( OPENGL_ENABLED )
+
+check_include_file( "OpenGL/glu.h" HAVE_GLU_OPENGL )
+check_include_file( "GL/glu.h" HAVE_GLU_GL )
+
+tde_save( CMAKE_REQUIRED_INCLUDES CMAKE_REQUIRED_LIBRARIES )
+set( CMAKE_REQUIRED_INCLUDES ${QT_INCLUDE_DIR} )
+set( CMAKE_REQUIRED_LIBRARIES -L${QT_LIBRARY_DIR} ${QT_LIBRARIES} )
+
+check_cxx_source_compiles("
+#include <cstdlib>
+#include <${TQGL_INCLUDE}>
+int main( int, char** )
+{
+ (void) new ${TQGLWIDGET_NAME}( NULL, \"qgl\" ) ;
+ return EXIT_SUCCESS ;
+}"
+TQGLWIDGET )
+
+tde_restore( CMAKE_REQUIRED_INCLUDES CMAKE_REQUIRED_LIBRARIES )
+
+if( ( HAVE_GLU_OPENGL OR HAVE_GLU_GL ) AND TQGLWIDGET )
+ set( HAVE_OPENGL 1 )
+ else()
+ tde_message_fatal( "OpenGL has been requested, but neither the OpenGL headers or tqt3 with OpenGL support have been found on your system" )
+endif()
+endif( OPENGL_ENABLED )