cairo: disable LTO to fix build; switch to GL and enable EGL unconditionally.

srcpkgs/cairo/patches/cairo-1.12.16-lto-optional.patch

@@ -0,0 +1,29 @@
+diff --git a/build/configure.ac.warnings b/build/configure.ac.warnings
+index f984eb2..15b3da2 100644
+--- build/configure.ac.warnings
++++ build/configure.ac.warnings
+@@ -38,13 +38,18 @@ dnl options.  Namely, the following:
+ 
+ dnl -flto working really needs a test link, not just a compile
+ 
+-safe_MAYBE_WARN="$MAYBE_WARN"
+-MAYBE_WARN="$MAYBE_WARN -flto"
+-AC_TRY_LINK([],[
++AC_ARG_ENABLE(lto,
++  AS_HELP_STRING([--disable-lto],
++                 [Do not try to use Link-Time Optimization]))
++if test "x$enable_lto" != "xno"; then
++  safe_MAYBE_WARN="$MAYBE_WARN"
++  MAYBE_WARN="$MAYBE_WARN -flto"
++  AC_TRY_LINK([],[
+ 	int main(int argc, char **argv) { return 0; }
+-],[],[
++  ],[],[
+ 	MAYBE_WARN="$safe_MAYBE_WARN"
+-])
++  ])
++fi
+ 
+ MAYBE_WARN="$MAYBE_WARN -fno-strict-aliasing -fno-common"
+ 
+

srcpkgs/cairo/template

@@ -1,10 +1,10 @@
 # Template build file for 'cairo'.
 pkgname=cairo
 version=1.12.16
-revision=4
+revision=5
 build_style=gnu-configure
-configure_args="--disable-static --enable-tee
- $(vopt_enable opengl gl) $(vopt_enable gles2 egl) $(vopt_enable gles2 glesv2)"
+configure_args="--disable-static --disable-lto --enable-tee --enable-egl
+ $(vopt_enable opengl gl) $(vopt_enable gles2 glesv2)"
 short_desc="Vector graphics library with cross-device output support"
 maintainer="Juan RP <xtraeme@gmail.com>"
 license="LGPL-2.1, MPL-1.1"
@@ -22,7 +22,7 @@ pre_configure() {
 
 # Package build options
 build_options="gles2 opengl"
-build_options_default="gles2"
+build_options_default="opengl"
 
 if [ "$build_option_opengl" -o "$build_option_gles2" ]; then
 	makedepends+=" MesaLib-devel"