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Overlay/x11-libs/gtkglext/files/gtkglext-1.2.0-gl-configure...

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Fix broken multilib gl and glu detection
https://bugs.gentoo.org/543050
https://bugs.gentoo.org/578482
--- gtkglext-1.2.0/configure.in
+++ gtkglext-1.2.0/configure.in
@@ -139,6 +139,7 @@
AC_ISC_POSIX
#AM_DISABLE_STATIC
AC_LIBTOOL_WIN32_DLL
+AC_PROG_CXX
AC_PROG_LIBTOOL
platform_win32=no
@@ -502,275 +503,59 @@
# Checks for OpenGL
##################################################
-GL_CFLAGS=""
-GL_LDFLAGS=""
-GL_LIBS=""
-
-AC_ARG_WITH([gl-prefix],
- [AC_HELP_STRING([--with-gl-prefix=DIR],
- [OpenGL (Mesa) is installed in DIR [default=auto]])], ,
- [with_gl_prefix=auto])
-
-AC_ARG_WITH([gl-includedir],
- [AC_HELP_STRING([--with-gl-includedir=DIR],
- [OpenGL (Mesa) headers are in DIR [default=auto]])], ,
- [with_gl_includedir=auto])
-
-AC_ARG_WITH([gl-libdir],
- [AC_HELP_STRING([--with-gl-libdir=DIR],
- [OpenGL (Mesa) libraries are in DIR [default=auto]])], ,
- [with_gl_libdir=auto])
-
-if test "x$with_gl_includedir" != "xauto"; then
- GL_CFLAGS="-I$with_gl_includedir"
-elif test "x$with_gl_prefix" != "xauto"; then
- GL_CFLAGS="-I$with_gl_prefix/include"
-fi
-
-if test "x$with_gl_libdir" != "xauto"; then
- GL_LDFLAGS="-L$with_gl_libdir"
-elif test "x$with_gl_prefix" != "xauto"; then
- GL_LDFLAGS="-L$with_gl_prefix/lib"
-fi
-
-save_CPPFLAGS="$CPPFLAGS"
-CPPFLAGS="$CPPFLAGS $GL_CFLAGS $WINDOWING_CFLAGS"
-save_LIBS="$LIBS"
-LIBS="$LIBS $GL_LDFLAGS $WINDOWING_LIBS $MATH_LIB"
-
if test "x$gdktarget" = "xx11"; then
- AC_CHECK_HEADERS([GL/glx.h], ,
- [AC_MSG_ERROR([Cannot find GLX header])])
+ with_gl=x
fi
-AC_CHECK_HEADERS([GL/gl.h GL/glu.h], ,
- [AC_MSG_ERROR([Cannot find OpenGL headers])])
-
-if test "x$gdktarget" = "xx11"; then
-
- # for X11
-
- THREAD_LIB="-lpthread"
- STDCXX_LIB="-lstdc++"
-
- have_GL=no
- GL_LIB_NAME=GL
-
- # GLcore and GL (SGI)
- AC_CHECK_LIB([GLcore], [glVertex3d],
- [GL_LIBS="-lGLcore"])
- if test "x$ac_cv_lib_GLcore_glVertex3d" = "xyes" ; then
- # if GLcore found, then also check for GL
- AC_CHECK_LIB([GL], [glXCreateContext],
- [GL_LIBS="-lGL $GL_LIBS"
- have_GL=yes])
- fi
-
- # GL
- if test "x$have_GL" = "xno" ; then
- # if no GLcore and GL, check for GL
- AC_CHECK_LIB([GL], [glVertex3d],
- [GL_LIBS="-lGL"
- have_GL=yes])
- if test "x$ac_cv_lib_GL_glVertex3d" = "xno" ; then
- # GL may need to be linked with the thread library explicitly
- AC_CHECK_LIB([GL], [glVertex3f],
- [GL_LIBS="-lGL $THREAD_LIB"
- have_GL=yes], ,
- [$THREAD_LIB])
- if test "x$ac_cv_lib_GL_glVertex3f" = "xno" ; then
- # GL may need to be linked with std C++ library explicitly
- AC_CHECK_LIB([GL], [glVertex3i],
- [GL_LIBS="-lGL $STDCXX_LIB"
- have_GL=yes], ,
- [$STDCXX_LIB])
- if test "x$ac_cv_lib_GL_glVertex3i" = "xno" ; then
- # GL may need to be linked with std C++ and thread libraries explicitly
- AC_CHECK_LIB([GL], [glVertex3s],
- [GL_LIBS="-lGL $STDCXX_LIB $THREAD_LIB"
- have_GL=yes], ,
- [$STDCXX_LIB $THREAD_LIB])
- fi
- fi
- fi
- fi
-
- # MesaGL
- if test "x$have_GL" = "xno" ; then
- # if no GL, check for MesaGL
- AC_CHECK_LIB([MesaGL], [glVertex3d],
- [GL_LIBS="-lMesaGL"
- have_GL=yes
- GL_LIB_NAME=MesaGL])
- fi
-
- if test "x$have_GL" = "xno" ; then
- # no GL found
- AC_MSG_ERROR([Cannot find GL library])
- fi
-
- # GLU
-
- have_GLU=no
- have_SGI_GLU=no
-
- AC_CHECK_LIB([GLU], [gluSphere],
- [GL_LIBS="-lGLU $GL_LIBS"
- have_GLU=yes], ,
- [$GL_LIBS])
- if test "x$ac_cv_lib_GLU_gluSphere" = "xno" ; then
- # GLU may need to be linked with the thread library explicitly
- AC_CHECK_LIB([GLU], [gluCylinder],
- [GL_LIBS="-lGLU $GL_LIBS $THREAD_LIB"
- have_GLU=yes], ,
- [$GL_LIBS $THREAD_LIB])
- if test "x$ac_cv_lib_GLU_gluCylinder" = "xno" ; then
- # GLU may need to be linked with std C++ library explicitly
- AC_CHECK_LIB([GLU], [gluDisk],
- [GL_LIBS="-lGLU $GL_LIBS $STDCXX_LIB"
- have_GLU=yes
- have_SGI_GLU=yes], ,
- [$GL_LIBS $STDCXX_LIB])
- if test "x$ac_cv_lib_GLU_gluDisk" = "xno" ; then
- # GLU may need to be linked with std C++ and thread libraries explicitly
- AC_CHECK_LIB([GLU], [gluPartialDisk],
- [GL_LIBS="-lGLU $GL_LIBS $STDCXX_LIB $THREAD_LIB"
- have_GLU=yes
- have_SGI_GLU=yes], ,
- [$GL_LIBS $STDCXX_LIB $THREAD_LIB])
- fi
- fi
- fi
-
- if test "x$have_GLU" = "xno" ; then
- # if no GLU, check for MesaGLU
- AC_CHECK_LIB([MesaGLU], [gluSphere],
- [GL_LIBS="-lMesaGLU $GL_LIBS"
- have_GLU=yes], ,
- [$GL_LIBS])
- fi
-
- if test "x$have_GLU" = "xno" ; then
- # no GLU found
- AC_MSG_ERROR([Cannot find GLU library])
- fi
-
- # Checks for SGI's GLU library
- if test "x$have_SGI_GLU" = "xno" ; then
- # Try static linking
- save_LDFLAGS="$LDFLAGS"
- LDFLAGS="$LDFLAGS $lt_cv_prog_cc_static"
-
- AC_CHECK_LIB([GLU], [gluBeginCurve],
- [have_SGI_GLU=no], ,
- [$GL_LIBS])
- if test "x$ac_cv_lib_GLU_gluBeginCurve" = "xno" ; then
- AC_CHECK_LIB([GLU], [gluBeginPolygon],
- [GL_LIBS="$GL_LIBS $STDCXX_LIB"
- have_SGI_GLU=yes], ,
- [$GL_LIBS $STDCXX_LIB])
- fi
-
- LDFLAGS="$save_LDFLAGS"
- fi
-
- AC_MSG_CHECKING([whether libGLU needs to be linked with the std C++ library])
- AC_MSG_RESULT([$have_SGI_GLU])
-
- # Checks for some types in gdk/GL/glxext.h
-
- # GLXFBConfigSGIX
- GDKGLEXT_NEED_GLXFBCONFIGSGIX_TYPEDEF=no
- AC_CHECK_TYPES([GLXFBConfigSGIX], , ,
- [#include <GL/glx.h>])
- if test "x$ac_cv_type_GLXFBConfigSGIX" = "xno" ; then
- GDKGLEXT_NEED_GLXFBCONFIGSGIX_TYPEDEF=yes
- fi
-
- # GLXFBConfigIDSGIX
- GDKGLEXT_NEED_GLXFBCONFIGIDSGIX_TYPEDEF=no
- AC_CHECK_TYPES([GLXFBConfigIDSGIX], , ,
- [#include <GL/glx.h>])
- if test "x$ac_cv_type_GLXFBConfigIDSGIX" = "xno" ; then
- GDKGLEXT_NEED_GLXFBCONFIGIDSGIX_TYPEDEF=yes
- fi
-
- # GLXPbufferSGIX
- GDKGLEXT_NEED_GLXPBUFFERSGIX_TYPEDEF=no
- AC_CHECK_TYPES([GLXPbufferSGIX], , ,
- [#include <GL/glx.h>])
- if test "x$ac_cv_type_GLXPbufferSGIX" = "xno" ; then
- GDKGLEXT_NEED_GLXPBUFFERSGIX_TYPEDEF=yes
- fi
-
- # GLXVideoSourceSGIX
- GDKGLEXT_NEED_GLXVIDEOSOURCESGIX_TYPEDEF=no
- AC_CHECK_TYPES([GLXVideoSourceSGIX], , ,
- [#include <GL/glx.h>])
- if test "x$ac_cv_type_GLXVideoSourceSGIX" = "xno" ; then
- GDKGLEXT_NEED_GLXVIDEOSOURCESGIX_TYPEDEF=yes
- fi
-
- # __GLXextFuncPtr
- GDKGLEXT_NEED_GLXEXTFUNCPTR_TYPEDEF=no
- AC_CHECK_TYPES([__GLXextFuncPtr], , ,
- [#include <GL/glx.h>])
- if test "x$ac_cv_type___GLXextFuncPtr" = "xno" ; then
- GDKGLEXT_NEED_GLXEXTFUNCPTR_TYPEDEF=yes
- fi
-
-else
-
- # for Win32
-
- AC_MSG_CHECKING([for glNewList in -lopengl32])
- have_opengl32=no
- LIBS="-lopengl32 $LIBS"
- AC_TRY_LINK([#include <windows.h>
- #include <GL/gl.h>],
- [glVertex3d(0.0, 0.0, 0.0);],
- [GL_LIBS="-lopengl32"
- have_opengl32=yes])
- AC_MSG_RESULT([$have_opengl32])
- if test "x$have_opengl32" = "xno" ; then
- AC_MSG_ERROR([Cannot find GL library])
- fi
-
- AC_MSG_CHECKING([for gluNewQuadric in -lglu32])
- have_glu32=no
- LIBS="-lglu32 $LIBS"
- AC_TRY_LINK([#include <windows.h>
- #include <GL/gl.h>
- #include <GL/glu.h>],
- [gluNewQuadric();],
- [GL_LIBS="-lglu32 $GL_LIBS"
- have_glu32=yes])
- AC_MSG_RESULT([$have_glu32])
- if test "x$have_glu32" = "xno" ; then
- AC_MSG_ERROR([Cannot find GLU library])
- fi
-
-dnl AC_CHECK_LIB(opengl32, glNewList,
-dnl GL_LIBS="-lopengl32",
-dnl AC_MSG_ERROR(Cannot find GL library))
-
-dnl AC_CHECK_LIB(glu32, gluNewQuadric,
-dnl GL_LIBS="-lglu32 $GL_LIBS",
-dnl AC_MSG_ERROR(Cannot find GLU library),
-dnl $GL_LIBS)
-
+AX_CHECK_GL
+AS_IF([test X$no_gl = Xyes],
+ [AC_MSG_FAILURE([OpenGL is required.])])
+AX_CHECK_GLU
+# FIXME: AX_CHECK_GLU's behavior diverges from common autoconf conventions
+AM_CONDITIONAL([GLU],[test "$no_glu" != yes])
+
+# Checks for some types in gdk/GL/glxext.h
+
+# GLXFBConfigSGIX
+GDKGLEXT_NEED_GLXFBCONFIGSGIX_TYPEDEF=no
+AC_CHECK_TYPES([GLXFBConfigSGIX], , ,
+ [#include <GL/glx.h>])
+if test "x$ac_cv_type_GLXFBConfigSGIX" = "xno" ; then
+ GDKGLEXT_NEED_GLXFBCONFIGSGIX_TYPEDEF=yes
+fi
+
+# GLXFBConfigIDSGIX
+GDKGLEXT_NEED_GLXFBCONFIGIDSGIX_TYPEDEF=no
+AC_CHECK_TYPES([GLXFBConfigIDSGIX], , ,
+ [#include <GL/glx.h>])
+if test "x$ac_cv_type_GLXFBConfigIDSGIX" = "xno" ; then
+ GDKGLEXT_NEED_GLXFBCONFIGIDSGIX_TYPEDEF=yes
+fi
+
+# GLXPbufferSGIX
+GDKGLEXT_NEED_GLXPBUFFERSGIX_TYPEDEF=no
+AC_CHECK_TYPES([GLXPbufferSGIX], , ,
+ [#include <GL/glx.h>])
+if test "x$ac_cv_type_GLXPbufferSGIX" = "xno" ; then
+ GDKGLEXT_NEED_GLXPBUFFERSGIX_TYPEDEF=yes
+fi
+
+# GLXVideoSourceSGIX
+GDKGLEXT_NEED_GLXVIDEOSOURCESGIX_TYPEDEF=no
+AC_CHECK_TYPES([GLXVideoSourceSGIX], , ,
+ [#include <GL/glx.h>])
+if test "x$ac_cv_type_GLXVideoSourceSGIX" = "xno" ; then
+ GDKGLEXT_NEED_GLXVIDEOSOURCESGIX_TYPEDEF=yes
+fi
+
+# __GLXextFuncPtr
+GDKGLEXT_NEED_GLXEXTFUNCPTR_TYPEDEF=no
+AC_CHECK_TYPES([__GLXextFuncPtr], , ,
+ [#include <GL/glx.h>])
+if test "x$ac_cv_type___GLXextFuncPtr" = "xno" ; then
+ GDKGLEXT_NEED_GLXEXTFUNCPTR_TYPEDEF=yes
fi
-dnl # if using mesa, check for xmesa.h
-dnl if test "x$ac_cv_lib_MesaGL_glNewList" = "xyes" ; then
-dnl AC_CHECK_HEADERS([GL/xmesa.h])
-dnl AM_CONDITIONAL(ENABLE_XMESA_FX, \
-dnl test "x$ac_cv_header_GL_xmesa_h" = "xyes")
-dnl else
-dnl # force a failed check
-dnl AM_CONDITIONAL(ENABLE_XMESA_FX, test "no" = "yes")
-dnl fi
-
# Checks for typedefs in gdk/GL/glext.h
# GLhalfNV
@@ -781,22 +566,13 @@
GDKGLEXT_NEED_GLHALFNV_TYPEDEF=yes
fi
-GL_LIBS="$GL_LDFLAGS $GL_LIBS"
-
-AC_SUBST([GL_CFLAGS])
-AC_SUBST([GL_LIBS])
-
-CPPFLAGS="$save_CPPFLAGS"
-LIBS="$save_LIBS"
-
-
##################################################
# CFLAGS and LIBS
##################################################
GDKGLEXT_PACKAGES="gdk_pkg pango_pkg pangox_pkg gmodule_pkg"
GDKGLEXT_EXTRA_CFLAGS="$GL_CFLAGS $GDKGLEXT_WIN_CFLAGS"
-GDKGLEXT_EXTRA_LIBS="$GL_LIBS $GDKGLEXT_WIN_LIBS"
+GDKGLEXT_EXTRA_LIBS="$GL_LIBS $GLU_LIBS $GDKGLEXT_WIN_LIBS"
GDKGLEXT_DEP_CFLAGS="$GDKGLEXT_EXTRA_CFLAGS `$PKG_CONFIG --cflags $GDKGLEXT_PACKAGES`"
GDKGLEXT_DEP_LIBS="$GDKGLEXT_EXTRA_LIBS `$PKG_CONFIG --libs $GDKGLEXT_PACKAGES` $MATH_LIB"
AC_SUBST([GDKGLEXT_PACKAGES])
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