Test for cairo_push_group() in configure.

This function is required by wxGraphicsContext Cairo-based implementation but
is missing in old Cairo versions so check for it in configure and disable
wxGraphicsContext is it's not available.

Closes #12966.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@66995 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2011-02-22 13:26:00 +00:00
parent b8b9e48c51
commit 6d2139e829
2 changed files with 125 additions and 10 deletions

111
configure vendored
View File

@ -48320,14 +48320,117 @@ echo "${ECHO_T}yes" >&6; }
wx_has_graphics=1
fi
if test "$wx_has_graphics" = 1; then
cat >>confdefs.h <<\_ACEOF
save_LIBS="$LIBS"
LIBS="$LIBS $CAIRO_LIBS"
for ac_func in cairo_push_group
do
as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
{ echo "$as_me:$LINENO: checking for $ac_func" >&5
echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6; }
if { as_var=$as_ac_var; eval "test \"\${$as_var+set}\" = set"; }; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.
For example, HP-UX 11i <limits.h> declares gettimeofday. */
#define $ac_func innocuous_$ac_func
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char $ac_func (); below.
Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
<limits.h> exists even on freestanding compilers. */
#ifdef __STDC__
# include <limits.h>
#else
# include <assert.h>
#endif
#undef $ac_func
/* Override any GCC internal prototype to avoid an error.
Use char because int might match the return type of a GCC
builtin and then its argument prototype would still apply. */
#ifdef __cplusplus
extern "C"
#endif
char $ac_func ();
/* The GNU C library defines this for functions which it implements
to always fail with ENOSYS. Some functions are actually named
something starting with __ and the normal name is an alias. */
#if defined __stub_$ac_func || defined __stub___$ac_func
choke me
#endif
int
main ()
{
return $ac_func ();
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext conftest$ac_exeext
if { (ac_try="$ac_link"
case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
(eval "$ac_link") 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } && {
test -z "$ac_c_werror_flag" ||
test ! -s conftest.err
} && test -s conftest$ac_exeext &&
$as_test_x conftest$ac_exeext; then
eval "$as_ac_var=yes"
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
eval "$as_ac_var=no"
fi
rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
conftest$ac_exeext conftest.$ac_ext
fi
ac_res=`eval echo '${'$as_ac_var'}'`
{ echo "$as_me:$LINENO: result: $ac_res" >&5
echo "${ECHO_T}$ac_res" >&6; }
if test `eval echo '${'$as_ac_var'}'` = yes; then
cat >>confdefs.h <<_ACEOF
#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
_ACEOF
fi
done
LIBS="$save_LIBS"
if test "$ac_cv_func_cairo_push_group" = "no"; then
wx_has_graphics=0
{ echo "$as_me:$LINENO: WARNING: Cairo library is too old and misses cairo_push_group()" >&5
echo "$as_me: WARNING: Cairo library is too old and misses cairo_push_group()" >&2;}
else
cat >>confdefs.h <<\_ACEOF
#define wxUSE_CAIRO 1
_ACEOF
if test "$wxUSE_GTK" != 1; then
CPPFLAGS="$CAIRO_CFLAGS $CPPFLAGS"
GUI_TK_LIBRARY="$GUI_TK_LIBRARY $CAIRO_LIBS"
if test "$wxUSE_GTK" != 1; then
CPPFLAGS="$CAIRO_CFLAGS $CPPFLAGS"
GUI_TK_LIBRARY="$GUI_TK_LIBRARY $CAIRO_LIBS"
fi
fi
fi
else

View File

@ -7510,13 +7510,25 @@ if test "$wxUSE_GRAPHICS_CONTEXT" = "yes"; then
[AC_MSG_WARN([Cairo library not found])]
)
if test "$wx_has_graphics" = 1; then
AC_DEFINE(wxUSE_CAIRO)
dnl Check that Cairo library is new enough: wxGraphicsContext
dnl won't compile without cairo_push_group() and
dnl cairo_pop_group_to_source() which are new in 1.2.
save_LIBS="$LIBS"
LIBS="$LIBS $CAIRO_LIBS"
AC_CHECK_FUNCS([cairo_push_group])
LIBS="$save_LIBS"
if test "$ac_cv_func_cairo_push_group" = "no"; then
wx_has_graphics=0
AC_MSG_WARN([Cairo library is too old and misses cairo_push_group()])
else
AC_DEFINE(wxUSE_CAIRO)
dnl We don't need to do this for wxGTK as we already get Cairo
dnl flags as part of GTK+ ones.
if test "$wxUSE_GTK" != 1; then
CPPFLAGS="$CAIRO_CFLAGS $CPPFLAGS"
GUI_TK_LIBRARY="$GUI_TK_LIBRARY $CAIRO_LIBS"
dnl We don't need to do this for wxGTK as we already get Cairo
dnl flags as part of GTK+ ones.
if test "$wxUSE_GTK" != 1; then
CPPFLAGS="$CAIRO_CFLAGS $CPPFLAGS"
GUI_TK_LIBRARY="$GUI_TK_LIBRARY $CAIRO_LIBS"
fi
fi
fi
else