main/wayland: work around debugger detection in wayland

testsuite tries to detect if a debugger is attached. the detector
will give alse positive on grsec kernels. Add an environment variable to
force work around it.

main/wayland/APKBUILD

@@ -13,7 +13,8 @@ depends_dev="libffi-dev expat-dev"
 makedepends="$depends_dev doxygen xmlto graphviz grep libxml2-dev bash"
 subpackages="$pkgname-dev $pkgname-libs-client:_libs $pkgname-libs-egl:_libs
 	$pkgname-libs-cursor:_libs $pkgname-libs-server:_libs"
-source="http://wayland.freedesktop.org/releases/$pkgname-$pkgver.tar.xz"
+source="http://wayland.freedesktop.org/releases/$pkgname-$pkgver.tar.xz
+	tests-ignore-debugger.patch"
 
 builddir="$srcdir/$pkgname-$pkgver"
 
@@ -34,7 +35,7 @@ build() {
 
 check() {
 	cd "$builddir"
-	make check
+	make check WAYLAND_TEST_IGNORE_DEBUGGER=1
 }
 
 package() {
@@ -60,4 +61,5 @@ _libs() {
 	mv "$pkgdir"/usr/lib/*-$name.so.* "$subpkgdir"/usr/lib
 }
 
-sha512sums="f908917f1b575d2dc4d9770d3303e2637e8744fcb5c81feb2af2fe82cc51f54e22beaddfbe775fcf9623584169b7a062c75076132abeb888717180bfab53b3a8  wayland-1.15.0.tar.xz"
+sha512sums="f908917f1b575d2dc4d9770d3303e2637e8744fcb5c81feb2af2fe82cc51f54e22beaddfbe775fcf9623584169b7a062c75076132abeb888717180bfab53b3a8  wayland-1.15.0.tar.xz
+0f65a55265e9134ab08cabf67f9d1919c85c4cb6b69129e78bc6c50057cafcaf143007716a0fa73b2eb43d6b605944c320a12a36dbb5f15fcd2f5e770248c480  tests-ignore-debugger.patch"

main/wayland/tests-ignore-debugger.patch

@@ -0,0 +1,14 @@
+diff --git a/tests/test-runner.c b/tests/test-runner.c
+index 82a0a7b..8c7e90d 100644
+--- a/tests/test-runner.c
++++ b/tests/test-runner.c
+@@ -287,6 +287,9 @@ is_debugger_attached(void)
+ 	pid_t pid;
+ 	int pipefd[2];
+ 
++	if (getenv("WAYLAND_TEST_IGNORE_DEBUGGER"))
++		return 0;
++
+ 	if (pipe(pipefd) == -1) {
+ 		perror("pipe");
+ 		return 0;