commit 51e9b28f394d1c1d4b74f24a5e9c9163f6162bd7
Author:     ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
AuthorDate: Wed Aug 24 15:09:30 2022 +0200
Commit:     ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
CommitDate: Wed Aug 24 15:09:30 2022 +0200

    Add FL_EXPORT directives to support building shared libs with -no-undefined

 configure.ac                                       | 26 +++++++++-------------
 .../Wayland/Fl_Wayland_Gl_Window_Driver.cxx        |  2 +-
 src/drivers/Wayland/Fl_Wayland_Screen_Driver.H     |  2 +-
 src/drivers/Wayland/Fl_Wayland_Window_Driver.H     |  2 +-
 4 files changed, 14 insertions(+), 18 deletions(-)

diff --git configure.ac configure.ac
index 8b2b95e..7b4b0d6 100644
--- configure.ac
+++ configure.ac
@@ -1406,21 +1406,17 @@ AS_IF([test -n "$GCC"], [
         [AC_MSG_RESULT(no)])
     CFLAGS="$OLDCFLAGS"
 
-    AS_IF([test x$enable_wayland = xyes],[
-        DSOFLAGS="$DSOFLAGS -Wl,--allow-shlib-undefined"
-    ] , [
-        dnl Make sure that shared libraries don't have undefined references
-        # See if ld supports -no-undefined...
-        AC_MSG_CHECKING([if ld supports -no-undefined])
-        OLDLDFLAGS="$LDFLAGS"
-        LDFLAGS="$LDFLAGS -Wl,-no-undefined"
-        AC_LINK_IFELSE(
-          [AC_LANG_PROGRAM([[]], [[]])],
-          [DSOFLAGS="$DSOFLAGS -Wl,-no-undefined"
-          AC_MSG_RESULT(yes)],
-          [AC_MSG_RESULT(no)])
-        LDFLAGS="$OLDLDFLAGS"
-    ])
+    dnl Make sure that shared libraries don't have undefined references
+    # See if ld supports -no-undefined...
+    AC_MSG_CHECKING([if ld supports -no-undefined])
+    OLDLDFLAGS="$LDFLAGS"
+    LDFLAGS="$LDFLAGS -Wl,-no-undefined"
+    AC_LINK_IFELSE(
+      [AC_LANG_PROGRAM([[]], [[]])],
+      [DSOFLAGS="$DSOFLAGS -Wl,-no-undefined"
+      AC_MSG_RESULT(yes)],
+      [AC_MSG_RESULT(no)])
+    LDFLAGS="$OLDLDFLAGS"
 
     # See if ld supports -Bsymbolic-functions...
     AC_MSG_CHECKING([if ld supports -Bsymbolic-functions])
diff --git src/drivers/Wayland/Fl_Wayland_Gl_Window_Driver.cxx src/drivers/Wayland/Fl_Wayland_Gl_Window_Driver.cxx
index db42a71..598a412 100644
--- src/drivers/Wayland/Fl_Wayland_Gl_Window_Driver.cxx
+++ src/drivers/Wayland/Fl_Wayland_Gl_Window_Driver.cxx
@@ -71,7 +71,7 @@ Fl_Wayland_Gl_Window_Driver::Fl_Wayland_Gl_Window_Driver(Fl_Gl_Window *win) : Fl
 void Fl_Wayland_Gl_Window_Driver::init() {
   EGLint major, minor;
 
-  if (!Fl_Wayland_Screen_Driver::wl_display) Fl::screen_driver()->open_display();
+  if (!Fl_Wayland_Screen_Driver::wl_display) fl_open_display();
   egl_display = eglGetDisplay((EGLNativeDisplayType) Fl_Wayland_Screen_Driver::wl_display);
   if (egl_display == EGL_NO_DISPLAY) {
     Fl::fatal("Can't create egl display\n");
diff --git src/drivers/Wayland/Fl_Wayland_Screen_Driver.H src/drivers/Wayland/Fl_Wayland_Screen_Driver.H
index 196f07d..0dbdb08 100644
--- src/drivers/Wayland/Fl_Wayland_Screen_Driver.H
+++ src/drivers/Wayland/Fl_Wayland_Screen_Driver.H
@@ -63,7 +63,7 @@ class Fl_Wayland_Screen_Driver : public Fl_Screen_Driver
   static int insertion_point_height;
   static bool insertion_point_location_is_valid;
 public:
-  static struct wl_display *wl_display;
+  static FL_EXPORT struct wl_display *wl_display;
   static void insertion_point_location(int x, int y, int height);
   static bool insertion_point_location(int *px, int *py, int *pwidth, int *pheight);
   int get_mouse_unscaled(int &xx, int &yy);
diff --git src/drivers/Wayland/Fl_Wayland_Window_Driver.H src/drivers/Wayland/Fl_Wayland_Window_Driver.H
index a419fa5..fc84bf1 100644
--- src/drivers/Wayland/Fl_Wayland_Window_Driver.H
+++ src/drivers/Wayland/Fl_Wayland_Window_Driver.H
@@ -84,7 +84,7 @@ public:
   struct xdg_toplevel *xdg_toplevel();
   Fl_Wayland_Window_Driver(Fl_Window*);
   virtual ~Fl_Wayland_Window_Driver();
-  static struct wld_window *wld_window;
+  static FL_EXPORT struct wld_window *wld_window;
   static void redraw(struct wld_window *window);
 
   static inline Fl_Wayland_Window_Driver* driver(const Fl_Window *w) {return (Fl_Wayland_Window_Driver*)Fl_Window_Driver::driver(w);}