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We always add -lm (eventually) anyway, so just adding it to the GL lib test

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should be sufficient.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@12364 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Ron Lee 2001-11-09 01:37:00 +00:00
parent bc4e6fcdc3
commit 57964555cd
2 changed files with 264 additions and 253 deletions
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480
configure vendored
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29
configure.in
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@ -2313,21 +2313,26 @@ if test "$wxUSE_OPENGL" = "yes"; then
if test "$wxUSE_MAC" = 1; then
OPENGL_LIBS="-framework OpenGL -framework AGL"
else
dnl -lGL requires -lm with soem OpenGL versions - although it would, of
dnl course, be cleaner to test first without -lm and then with it, I don't
dnl have time for this now so just always add -lm
LIBS="$LIBS -lm"
dnl check for OpenGL libs availability first
AC_CHECK_HEADER(GL/gl.h, [
AC_CHECK_LIB(GL, glFlush, [
OPENGL_LIBS="-lGL -lGLU"
], [
AC_CHECK_LIB(MesaGL, glFlush, [
OPENGL_LIBS="-lMesaGL -lMesaGLU"
dnl -lGL requires -lm with soem OpenGL versions
AC_CHECK_HEADER(GL/gl.h,
[
AC_CHECK_LIB(GL, glFlush,
[
OPENGL_LIBS="-lGL -lGLU"
],
[
AC_CHECK_LIB(MesaGL, glFlush,
[
OPENGL_LIBS="-lMesaGL -lMesaGLU"
],
[],
[-lm])
],
[-lm])
])
])
])
if test "x$OPENGL_LIBS" = "x"; then
dnl it should be an error and not a warning because OpenGL is not on