Remove config_lib.h and runtime configuration info

... as discussed in fltk.coredev.

FL/Fl.H

@@ -1,7 +1,7 @@
 //
 // Main header file for the Fast Light Tool Kit (FLTK).
 //
-// Copyright 1998-2020 by Bill Spitzak and others.
+// Copyright 1998-2021 by Bill Spitzak and others.
 //
 // This library is free software. Distribution and use rights are outlined in
 // the file "COPYING" which should have been included with this file.  If this
@@ -171,34 +171,6 @@ public:
   */
   static void box_border_radius_max(int R) { box_border_radius_max_ = R < 5 ? 5 : R; }
 
-public: // run time information about compile time configuration
-  /** \defgroup cfg_gfx runtime graphics driver configuration */
-  /** @{ */
-  static bool cfg_gfx_xlib;   ///< X11 Xlib rendering available, usually on Linux systems
-  static bool cfg_gfx_quartz; ///< Quartz rendering available, usually on OS X systems
-  static bool cfg_gfx_gdi;    ///< GDI rendering available, usually on Windows systems
-  static bool cfg_gfx_opengl; ///< OpenGL rendering available, available on many platforms
-  static bool cfg_gfx_cairo;  ///< Cairo rendering available, available on many platforms
-  static bool cfg_gfx_directx;///< DirectX rendering available, usually on Windows systems
-  /** @} */
-  /** \defgroup cfg_prn runtime printer driver configuration */
-  /** @{ */
-  static bool cfg_prn_ps;     ///< PostScript rendering available, usually on Linux systems
-  static bool cfg_prn_quartz; ///< Quartz rendering available, usually on OS X systems
-  static bool cfg_prn_gdi;    ///< GDI rendering available, usually on Windows systems
-  /** @} */
-  /** \defgroup cfg_win runtime window and event manager configuration */
-  /** @{ */
-  static bool cfg_win_x11;    ///< X11 window management available, usually on Linux systems
-  static bool cfg_win_cocoa;  ///< Cocoa window management available, usually on OS X systems
-  static bool cfg_win_win32;  ///< Windows window management available, on low level Windows
-  /** @} */
-  /** \defgroup cfg_sys runtime system configuration */
-  /** @{ */
-  static bool cfg_sys_posix;  ///< Posix system available, usually on Linux and OS X systems, but also Cygwin
-  static bool cfg_sys_win32;  ///< Windows system available, on Windows
-  /** @} */
-
 public: // should be private!
 
 #ifndef FL_DOXYGEN

src/Fl.cxx

@@ -1,7 +1,7 @@
 //
 // Main event handling code for the Fast Light Tool Kit (FLTK).
 //
-// Copyright 1998-2020 by Bill Spitzak and others.
+// Copyright 1998-2021 by Bill Spitzak and others.
 //
 // This library is free software. Distribution and use rights are outlined in
 // the file "COPYING" which should have been included with this file.  If this
@@ -18,8 +18,6 @@
  Implementation of the member functions of class Fl.
  */
 
-#include "config_lib.h"
-
 #include <FL/Fl.H>
 #include <FL/platform.H>
 #include "Fl_Screen_Driver.H"
@@ -37,83 +35,6 @@
 #  include <stdio.h>
 #endif // DEBUG || DEBUG_WATCH
 
-//
-// Runtime configuration flags
-//
-#ifdef FL_CFG_GFX_XLIB
-bool Fl::cfg_gfx_xlib = 1;
-#else
-bool Fl::cfg_gfx_xlib = 0;
-#endif
-#ifdef FL_CFG_GFX_QUARTZ
-bool Fl::cfg_gfx_quartz = 1;
-#else
-bool Fl::cfg_gfx_quartz = 0;
-#endif
-#ifdef FL_CFG_GFX_GDI
-bool Fl::cfg_gfx_gdi = 1;
-#else
-bool Fl::cfg_gfx_gdi = 0;
-#endif
-#ifdef FL_CFG_GFX_OPENGL
-bool Fl::cfg_gfx_opengl = 1;
-#else
-bool Fl::cfg_gfx_opengl = 0;
-#endif
-#ifdef FL_CFG_GFX_CAIRO
-bool Fl::cfg_gfx_cairo = 1;
-#else
-bool Fl::cfg_gfx_cairo = 0;
-#endif
-#ifdef FL_CFG_GFX_DIRECTX
-bool Fl::cfg_gfx_directx = 1;
-#else
-bool Fl::cfg_gfx_directx = 0;
-#endif
-
-#ifdef FL_CFG_PRN_PS
-bool Fl::cfg_prn_ps = 1;
-#else
-bool Fl::cfg_prn_ps = 0;
-#endif
-#ifdef FL_CFG_PRN_QUARTZ
-bool Fl::cfg_prn_quartz = 1;
-#else
-bool Fl::cfg_prn_quartz = 0;
-#endif
-#ifdef FL_CFG_PRN_GDI
-bool Fl::cfg_prn_gdi = 1;
-#else
-bool Fl::cfg_prn_gdi = 0;
-#endif
-
-#ifdef FL_CFG_WIN_X11
-bool Fl::cfg_win_x11 = 1;
-#else
-bool Fl::cfg_win_x11 = 0;
-#endif
-#ifdef FL_CFG_WIN_COCOA
-bool Fl::cfg_win_cocoa = 1;
-#else
-bool Fl::cfg_win_cocoa = 0;
-#endif
-#ifdef FL_CFG_WIN_WIN32
-bool Fl::cfg_win_win32 = 1;
-#else
-bool Fl::cfg_win_win32 = 0;
-#endif
-
-#ifdef FL_CFG_SYS_POSIX
-bool Fl::cfg_sys_posix = 1;
-#else
-bool Fl::cfg_sys_posix = 0;
-#endif
-#ifdef FL_CFG_SYS_WIN32
-bool Fl::cfg_sys_win32 = 1;
-#else
-bool Fl::cfg_sys_win32 = 0;
-#endif
-
 //
 // Globals...
 //

src/config_lib.h

@@ -1,88 +0,0 @@
-/*
- * Configuration file for the Fast Light Tool Kit (FLTK).
- *
- * Copyright 1998-2020 by Bill Spitzak and others.
- *
- * This library is free software. Distribution and use rights are outlined in
- * the file "COPYING" which should have been included with this file.  If this
- * file is missing or damaged, see the license at:
- *
- *     https://www.fltk.org/COPYING.php
- *
- * Please see the following page on how to report bugs and issues:
- *
- *     https://www.fltk.org/bugs.php
- */
-
-#ifndef FL_CONFIG_LIB_H
-#define FL_CONFIG_LIB_H
-
-#include <config.h>
-
-
-/* find the right graphics configuration */
-#if !defined(FL_CFG_GFX_XLIB) && !defined(FL_CFG_GFX_QUARTZ) && !defined(FL_CFG_GFX_GDI)
-
-#ifdef __APPLE__ /* default configurations */
-# define FL_CFG_GFX_QUARTZ
-# ifdef HAVE_GL
-#  define FL_CFG_GFX_OPENGL
-# endif
-#elif defined(_WIN32)
-# define FL_CFG_GFX_GDI
-# ifdef HAVE_GL
-#  define FL_CFG_GFX_OPENGL
-# endif
-#elif defined(USE_X11) /* X11 */
-# define FL_CFG_GFX_XLIB
-# ifdef HAVE_GL
-#  define FL_CFG_GFX_OPENGL
-# endif
-#endif
-
-#endif
-
-
-/* find the right printer driver configuration */
-#if !defined(FL_CFG_PRN_PS) && !defined(FL_CFG_PRN_QUARTZ) && !defined(FL_CFG_PRN_WIN32)
-
-#ifdef __APPLE__ /* default configurations */
-# define FL_CFG_PRN_QUARTZ
-#elif defined(_WIN32)
-# define FL_CFG_PRN_WIN32
-#elif defined(USE_X11) /* X11 */
-# define FL_CFG_PRN_PS
-#endif
-
-#endif
-
-
-/* find the right window manager configuration */
-#if !defined(FL_CFG_WIN_X11) && !defined(FL_CFG_WIN_COCOA) && !defined(FL_CFG_WIN_WIN32)
-
-#ifdef __APPLE__ /* default configurations */
-# define FL_CFG_WIN_COCOA
-#elif defined(_WIN32)
-# define FL_CFG_WIN_WIN32
-#elif defined(USE_X11) /* X11 */
-# define FL_CFG_WIN_X11
-#endif
-
-#endif
-
-
-/* find the right system configuration */
-#if !defined(FL_CFG_SYS_POSIX) && !defined(FL_CFG_SYS_WIN32)
-
-#ifdef __APPLE__ /* default configurations */
-# define FL_CFG_SYS_POSIX
-#elif defined(_WIN32)
-# define FL_CFG_SYS_WIN32
-#elif defined(USE_X11) /* X11 */
-# define FL_CFG_SYS_POSIX
-#endif
-
-#endif
-
-
-#endif

test/cube.cxx

@@ -119,7 +119,9 @@ void cube_box::draw() {
 
   // if an OpenGL graphics driver is installed, give it a chance
   // to draw additional graphics
-  if (Fl::cfg_gfx_opengl) Fl_Gl_Window::draw();
+#if HAVE_GL
+  Fl_Gl_Window::draw();
+#endif
 }
 
 int cube_box::handle(int e) {
@@ -234,12 +236,10 @@ void makeform(const char *name) {
 
 #if HAVE_GL
   // try to overlay a button onto an OpenGL window
-  if (Fl::cfg_gfx_opengl) {
+  lt_cube->begin();
-    lt_cube->begin();
+  Fl_Button *test = new Fl_Button(35, 105, 100, 30, "Test");
-    Fl_Button *test = new Fl_Button(35, 105, 100, 30, "Test");
+  test->box(FL_ROUND_UP_BOX);
-    test->box(FL_ROUND_UP_BOX);
+  lt_cube->end();
-    lt_cube->end();
-  }
 #endif // HAVE_GL
 }