HaikuWebKit: Build with Clang.

The build still fails with ASLR enabled, but with ASLR disabled
Clang does manage to compile the one file that GCC gives an OOM
on (JSDOMWindow.cpp). It needs 1.5GB of RAM to do so, so we're
in dangerous territory either way...

haiku-libs/haikuwebkit/haikuwebkit-1.9.14.recipe

@@ -11,9 +11,10 @@ LICENSE="GNU LGPL v2
 	MIT"
 REVISION="1"
 SOURCE_URI="https://github.com/haiku/haikuwebkit/archive/HaikuWebKit-$portVersion.tar.gz"
+CHECKSUM_SHA256="ee0ea9a478f2b825430dc86c6c7586dc020f02ab8ec3ec9a2ddb4b427677da63"
 SOURCE_FILENAME="haikuwebkit-$portVersion.tar.gz"
 SOURCE_DIR="haikuwebkit-HaikuWebKit-$portVersion"
-CHECKSUM_SHA256="ee0ea9a478f2b825430dc86c6c7586dc020f02ab8ec3ec9a2ddb4b427677da63"
+PATCHES="haikuwebkit-$portVersion.patchset"
 
 ARCHITECTURES="all !x86_gcc2"
 SECONDARY_ARCHITECTURES="x86"
@@ -63,7 +64,8 @@ REQUIRES_devel="
 
 BUILD_REQUIRES="
 	haiku${secondaryArchSuffix}_devel
-	haiku_devel
+	gcc${secondaryArchSuffix}_syslibs
+	gcc${secondaryArchSuffix}_syslibs_devel
 	devel:libavif$secondaryArchSuffix >= 16
 	devel:libcurl$secondaryArchSuffix
 	devel:libexecinfo$secondaryArchSuffix
@@ -85,13 +87,18 @@ BUILD_REQUIRES="
 	devel:libxslt$secondaryArchSuffix
 	devel:libz$secondaryArchSuffix
 	"
+
+# Note: llvm_ar is the command needed from llvm, not llvm_config, but only llvm_config
+# has a version constraint in current llvm packages.
 BUILD_PREREQUIRES="
 	cmd:bison
 	cmd:cmake >= 3.0.0
 	cmd:flex
 	cmd:gcc$secondaryArchSuffix
+	cmd:clang >= 18
+	cmd:clang++ >= 18
 	cmd:gperf
-	cmd:ld$secondaryArchSuffix
+	cmd:llvm_config >= 18
 	cmd:m4
 	cmd:make
 	cmd:ninja
@@ -106,7 +113,8 @@ BUILD()
 {
 	export DISABLE_ASLR=1
 	export PKG_CONFIG_LIBDIR="`finddir B_SYSTEM_DIRECTORY`/$relativeDevelopLibDir/pkgconfig"
-	export CC=`which gcc`
+	export CC="/bin/clang"
+	export CXX="/bin/clang++"
 	Tools/Scripts/build-webkit --haiku --no-webkit2 --no-fatal-warnings \
 		--cmakeargs="-DCMAKE_INSTALL_PREFIX=$prefix -DCMAKE_BUILD_TYPE=Release -DSHOULD_INSTALL_JS_SHELL=ON -DENABLE_UNIFIED_BUILDS=OFF"
 }

haiku-libs/haikuwebkit/patches/haikuwebkit-1.9.14.patchset

@@ -0,0 +1,50 @@
+From ef2fbf5c3c1a980ee97abe34f37ad1df4b294cdc Mon Sep 17 00:00:00 2001
+From: Augustin Cavalier <waddlesplash@gmail.com>
+Date: Wed, 4 Sep 2024 21:29:17 -0400
+Subject: Hacks to fix the build on Haiku with Clang.
+
+
+diff --git a/Source/WebCore/platform/graphics/PlatformDisplay.cpp b/Source/WebCore/platform/graphics/PlatformDisplay.cpp
+index 1b12e87..f4c1a8e 100644
+--- a/Source/WebCore/platform/graphics/PlatformDisplay.cpp
++++ b/Source/WebCore/platform/graphics/PlatformDisplay.cpp
+@@ -83,6 +83,9 @@
+ #if USE(LIBEPOXY)
+ #include <epoxy/egl.h>
+ #else
++#if PLATFORM(HAIKU)
++#define EGL_NO_X11
++#endif
+ #include <EGL/egl.h>
+ #include <EGL/eglext.h>
+ #endif
+diff --git a/Source/WebCore/platform/graphics/egl/GLContext.h b/Source/WebCore/platform/graphics/egl/GLContext.h
+index 4485676..3a16aa6 100644
+--- a/Source/WebCore/platform/graphics/egl/GLContext.h
++++ b/Source/WebCore/platform/graphics/egl/GLContext.h
+@@ -25,6 +25,9 @@
+ #include <wtf/Noncopyable.h>
+ 
+ #if !PLATFORM(GTK) && !PLATFORM(WPE)
++#if PLATFORM(HAIKU)
++#define EGL_NO_X11
++#endif
+ #include <EGL/eglplatform.h>
+ typedef EGLNativeWindowType GLNativeWindowType;
+ #else
+diff --git a/Source/WebCore/platform/haiku/MIMETypeRegistryHaiku.cpp b/Source/WebCore/platform/haiku/MIMETypeRegistryHaiku.cpp
+index 39c0353..caba9ba 100644
+--- a/Source/WebCore/platform/haiku/MIMETypeRegistryHaiku.cpp
++++ b/Source/WebCore/platform/haiku/MIMETypeRegistryHaiku.cpp
+@@ -71,7 +71,7 @@ String MIMETypeRegistry::mimeTypeForExtension(const StringView ext)
+     // Try WebCore built-in types.
+     const ExtensionMap* extMap = extensionMap;
+     while (extMap->extension) {
+-        if (str == extMap->extension)
++        if (str == StringView::fromLatin1(extMap->extension))
+             return String::fromUTF8(extMap->mimeType);
+         ++extMap;
+     }
+-- 
+2.45.2
+