X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Ffreeglut_init.c;h=7893f058ac6cce409d0caf036e84f1afdaca9679;hb=bb97ecab3add22cf774d3bb8bdb9d1be537cc524;hp=d602a71b7d73fedca2fdd69b71f5857ccf87cce8;hpb=027fcf9e66356b06563140740f8d1c7bc05c9987;p=freeglut

diff --git a/src/freeglut_init.c b/src/freeglut_init.c
index d602a71..7893f05 100644
--- a/src/freeglut_init.c
+++ b/src/freeglut_init.c
@@ -25,6 +25,7 @@
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
+#define FREEGLUT_BUILDING_LIB
 #include <GL/freeglut.h>
 #include "freeglut_internal.h"
 
@@ -84,8 +85,12 @@ SFG_State fgState = { { -1, -1, GL_FALSE },  /* Position */
                       NULL,                   /* ProgramName */
                       GL_FALSE,               /* JoysticksInitialised */
                       GL_FALSE,               /* InputDevsInitialised */
-                      0,                      /* AuxiliaryBufferNumber */
-                      0                       /* SampleNumber */
+                      1,                      /* AuxiliaryBufferNumber */
+                      4,                      /* SampleNumber */
+                      1,                      /* MajorVersion */
+                      0,                      /* MajorVersion */
+                      0,                      /* ContextFlags */
+                      0                       /* ContextProfile */
 };
 
 
@@ -418,6 +423,11 @@ void fgDeinitialize( void )
     fgState.JoysticksInitialised = GL_FALSE;
     fgState.InputDevsInitialised = GL_FALSE;
 
+    fgState.MajorVersion = 1;
+    fgState.MinorVersion = 0;
+    fgState.ContextFlags = 0;
+    fgState.ContextProfile = 0;
+
     fgState.Initialised = GL_FALSE;
 
     fgState.Position.X = -1;
@@ -670,6 +680,14 @@ void FGAPIENTRY glutInit( int* pargc, char** argv )
     char* geometry = NULL;
     int i, j, argc = *pargc;
 
+    /* will return true for VC8 (VC2005) and higher */
+#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 )
+    size_t sLen;
+#if HAVE_ERRNO
+    errno_t err;
+#endif
+#endif
+
     if( fgState.Initialised )
         fgError( "illegal glutInit() reinitialization attempt" );
 
@@ -689,7 +707,15 @@ void FGAPIENTRY glutInit( int* pargc, char** argv )
     /* check if GLUT_FPS env var is set */
 #ifndef _WIN32_WCE
     {
+    /* will return true for VC8 (VC2005) and higher */
+#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 ) && HAVE_ERRNO
+        char* fps = NULL;
+        err = _dupenv_s( &fps, &sLen, "GLUT_FPS" );
+        if (err)
+            fgError("Error getting GLUT_FPS environment variable"); 
+#else
         const char *fps = getenv( "GLUT_FPS" );
+#endif
         if( fps )
         {
             int interval;
@@ -700,9 +726,20 @@ void FGAPIENTRY glutInit( int* pargc, char** argv )
             else
                 fgState.FPSInterval = interval;
         }
+    /* will return true for VC8 (VC2005) and higher */
+#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 ) && HAVE_ERRNO
+        free ( fps );  fps = NULL;  /* dupenv_s allocates a string that we must free */
+#endif
     }
 
-    displayName = getenv( "DISPLAY");
+    /* will return true for VC8 (VC2005) and higher */
+#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 ) && HAVE_ERRNO
+    err = _dupenv_s( &displayName, &sLen, "DISPLAY" );
+    if (err)
+        fgError("Error getting DISPLAY environment variable");
+#else
+    displayName = getenv( "DISPLAY" );
+#endif
 
     for( i = 1; i < argc; i++ )
     {
@@ -787,6 +824,10 @@ void FGAPIENTRY glutInit( int* pargc, char** argv )
      * variable for opening the X display (see code above):
      */
     fghInitialize( displayName );
+    /* will return true for VC8 (VC2005) and higher */
+#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 ) && HAVE_ERRNO
+    free ( displayName );  displayName = NULL;  /* dupenv_s allocates a string that we must free */
+#endif
 
     /*
      * Geometry parsing deffered until here because we may need the screen
@@ -817,6 +858,16 @@ void FGAPIENTRY glutInit( int* pargc, char** argv )
     }
 }
 
+#if TARGET_HOST_MS_WINDOWS
+void (__cdecl *__glutExitFunc)( int return_value ) = NULL;
+
+void FGAPIENTRY __glutInitWithExit( int *pargc, char **argv, void (__cdecl *exit_function)(int) )
+{
+  __glutExitFunc = exit_function;
+  glutInit(pargc, argv);
+}
+#endif
+
 /*
  * Undoes all the "glutInit" stuff
  */
@@ -885,12 +936,21 @@ void FGAPIENTRY glutInitDisplayString( const char* displayMode )
      * delimited by blanks or tabs.
      */
     char *token ;
+    /* will return true for VC8 (VC2005) and higher */
+#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 )
+    char *next_token = NULL;
+#endif
     size_t len = strlen ( displayMode );
     char *buffer = (char *)malloc ( (len+1) * sizeof(char) );
     memcpy ( buffer, displayMode, len );
     buffer[len] = '\0';
 
+    /* will return true for VC8 (VC2005) and higher */
+#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 )
+    token = strtok_s ( buffer, " \t", &next_token );
+#else
     token = strtok ( buffer, " \t" );
+#endif
     while ( token )
     {
         /* Process this token */
@@ -1067,7 +1127,12 @@ void FGAPIENTRY glutInitDisplayString( const char* displayMode )
             break ;
         }
 
+    /* will return true for VC8 (VC2005) and higher */
+#if TARGET_HOST_MS_WINDOWS && ( _MSC_VER >= 1400 )
+        token = strtok_s ( NULL, " \t", &next_token );
+#else
         token = strtok ( NULL, " \t" );
+#endif
     }
 
     free ( buffer );
@@ -1076,4 +1141,26 @@ void FGAPIENTRY glutInitDisplayString( const char* displayMode )
     fgState.DisplayMode = glut_state_flag;
 }
 
+/* -- SETTING OPENGL 3.0 CONTEXT CREATION PARAMETERS ---------------------- */
+
+void FGAPIENTRY glutInitContextVersion( int majorVersion, int minorVersion )
+{
+    /* We will make use of these valuse when creating a new OpenGL context... */
+    fgState.MajorVersion = majorVersion;
+    fgState.MinorVersion = minorVersion;
+}
+
+
+void FGAPIENTRY glutInitContextFlags( int flags )
+{
+    /* We will make use of this value when creating a new OpenGL context... */
+    fgState.ContextFlags = flags;
+}
+
+void FGAPIENTRY glutInitContextProfile( int profile )
+{
+    /* We will make use of this value when creating a new OpenGL context... */
+    fgState.ContextProfile = profile;
+}
+
 /*** END OF FILE ***/