chromium: add missing patches, fix cross build

srcpkgs/chromium/files/musl-patches/no-res-ninit-nclose.patch

@@ -0,0 +1,33 @@
+Source: https://git.alpinelinux.org/aports/plain/community/chromium/no-res-ninit-nclose.patch
+similar to dns-resolver.patch, musl doesn't have res_ninit and so on
+--
+--- a/net/dns/public/scoped_res_state.cc
++++ b/net/dns/public/scoped_res_state.cc
+@@ -13,7 +13,7 @@
+ namespace net {
+ 
+ ScopedResState::ScopedResState() {
+-#if BUILDFLAG(IS_OPENBSD) || BUILDFLAG(IS_FUCHSIA)
++#if BUILDFLAG(IS_OPENBSD) || BUILDFLAG(IS_FUCHSIA) || defined(_GNU_SOURCE)
+   // Note: res_ninit in glibc always returns 0 and sets RES_INIT.
+   // res_init behaves the same way.
+   memset(&_res, 0, sizeof(_res));
+@@ -25,16 +25,8 @@
+ }
+ 
+ ScopedResState::~ScopedResState() {
+-#if !BUILDFLAG(IS_OPENBSD) && !BUILDFLAG(IS_FUCHSIA)
+-
+-  // Prefer res_ndestroy where available.
+-#if BUILDFLAG(IS_APPLE) || BUILDFLAG(IS_FREEBSD)
+-  res_ndestroy(&res_);
+-#else
+-  res_nclose(&res_);
+-#endif  // BUILDFLAG(IS_APPLE) || BUILDFLAG(IS_FREEBSD)
+-
+-#endif  // !BUILDFLAG(IS_OPENBSD) && !BUILDFLAG(IS_FUCHSIA)
++  // musl res_init() doesn't actually do anything
++  // no destruction is necessary as no memory has been allocated
+ }
+ 
+ bool ScopedResState::IsValid() const {

srcpkgs/chromium/patches/musl-no-execinfo.patch

@@ -0,0 +1,94 @@
+Source: https://git.alpinelinux.org/aports/plain/community/chromium/no-execinfo.patch
+musl does not have execinfo.h, and hence no implementation of
+. backtrace()
+. backtrace_symbols()
+for discussion about this, see https://www.openwall.com/lists/musl/2021/07/16/1
+--
+--- a/v8/src/codegen/external-reference-table.cc
++++ b/v8/src/codegen/external-reference-table.cc
+@@ -11,7 +11,9 @@
+
+ #if defined(DEBUG) && defined(V8_OS_LINUX) && !defined(V8_OS_ANDROID)
+ #define SYMBOLIZE_FUNCTION
++#if defined(__GLIBC__)
+ #include <execinfo.h>
++#endif
+
+ #include <vector>
+
+@@ -96,7 +98,7 @@
+ }
+
+ const char* ExternalReferenceTable::ResolveSymbol(void* address) {
+-#ifdef SYMBOLIZE_FUNCTION
++#if defined(SYMBOLIZE_FUNCTION) && defined(__GLIBC__)
+   char** names = backtrace_symbols(&address, 1);
+   const char* name = names[0];
+   // The array of names is malloc'ed. However, each name string is static
+--- a/third_party/swiftshader/third_party/llvm-subzero/build/Linux/include/llvm/Config/config.h
++++ b/third_party/swiftshader/third_party/llvm-subzero/build/Linux/include/llvm/Config/config.h
+@@ -17,7 +17,11 @@
+ #define ENABLE_CRASH_OVERRIDES 0
+ 
+ /* Define to 1 if you have the `backtrace' function. */
++#ifdef __GLIBC__
+ #define HAVE_BACKTRACE 1
++#else
++#define HAVE_BACKTRACE 0
++#endif
+ 
+ /* Define to 1 if you have the <CrashReporterClient.h> header file. */
+ /* #undef HAVE_CRASHREPORTERCLIENT_H */
+@@ -58,7 +62,11 @@
+ #define HAVE_ERRNO_H 1
+ 
+ /* Define to 1 if you have the <execinfo.h> header file. */
++#ifdef __GLIBC__
+ #define HAVE_EXECINFO_H 1
++#else
++#define HAVE_EXECINFO_H 0
++#endif
+ 
+ /* Define to 1 if you have the <fcntl.h> header file. */
+ #define HAVE_FCNTL_H 1
+--- a/base/debug/stack_trace.cc
++++ b/base/debug/stack_trace.cc
+@@ -251,7 +253,9 @@
+ }
+ 
+ void StackTrace::OutputToStream(std::ostream* os) const {
++#if defined(__GLIBC__) && !defined(_AIX)
+   OutputToStreamWithPrefix(os, nullptr);
++#endif
+ }
+ 
+ std::string StackTrace::ToString() const {
+@@ -281,7 +281,7 @@
+ }
+ std::string StackTrace::ToStringWithPrefix(const char* prefix_string) const {
+   std::stringstream stream;
+-#if !defined(__UCLIBC__) && !defined(_AIX)
++#if defined(__GLIBC__) && !defined(_AIX)
+   OutputToStreamWithPrefix(&stream, prefix_string);
+ #endif
+   return stream.str();
+--- a/base/debug/stack_trace_unittest.cc
++++ b/base/debug/stack_trace_unittest.cc
+@@ -33,7 +33,7 @@
+ typedef testing::Test StackTraceTest;
+ #endif
+ 
+-#if !defined(__UCLIBC__) && !defined(_AIX)
++#if !defined(__UCLIBC__) && !defined(_AIX) && defined(__GLIBC__)
+ // StackTrace::OutputToStream() is not implemented under uclibc, nor AIX.
+ // See https://crbug.com/706728
+ 
+@@ -156,7 +156,7 @@
+ 
+ #endif  // !defined(__UCLIBC__) && !defined(_AIX)
+ 
+-#if BUILDFLAG(IS_POSIX) && !BUILDFLAG(IS_ANDROID)
++#if (BUILDFLAG(IS_POSIX) && defined(__GLIBC__)) && !BUILDFLAG(IS_ANDROID)
+ #if !BUILDFLAG(IS_IOS)
+ static char* newArray() {
+   // Clang warns about the mismatched new[]/delete if they occur in the same

srcpkgs/chromium/patches/musl-no-mallinfo.patch

@@ -0,0 +1,125 @@
+Source: https://git.alpinelinux.org/aports/plain/community/chromium/no-mallinfo.patch
+musl does not implement mallinfo()/mallinfo2()
+(or rather, malloc-ng, musl's allocator, doesn't)
+--
+--- a/base/trace_event/malloc_dump_provider.cc
++++ b/base/trace_event/malloc_dump_provider.cc
+@@ -185,7 +185,6 @@
+ #define MALLINFO2_FOUND_IN_LIBC
+   struct mallinfo2 info = mallinfo2();
+ #endif
+-#endif  // defined(__GLIBC__) && defined(__GLIBC_PREREQ)
+ #if !defined(MALLINFO2_FOUND_IN_LIBC)
+   struct mallinfo info = mallinfo();
+ #endif
+@@ -205,6 +204,7 @@
+     sys_alloc_dump->AddScalar(MemoryAllocatorDump::kNameSize,
+                               MemoryAllocatorDump::kUnitsBytes, info.uordblks);
+   }
++#endif  // defined(__GLIBC__) && defined(__GLIBC_PREREQ)
+ }
+ #endif
+ 
+@@ -339,7 +340,7 @@
+                      &allocated_objects_count);
+ #elif BUILDFLAG(IS_FUCHSIA)
+ // TODO(fuchsia): Port, see https://crbug.com/706592.
+-#else
++#elif defined(__GLIBC__)
+   ReportMallinfoStats(/*pmd=*/nullptr, &total_virtual_size, &resident_size,
+                       &allocated_objects_size, &allocated_objects_count);
+ #endif
+--- a/base/process/process_metrics_posix.cc
++++ b/base/process/process_metrics_posix.cc
+@@ -105,7 +105,7 @@
+ 
+ #endif  // !BUILDFLAG(IS_FUCHSIA)
+ 
+-#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_ANDROID)
++#if (BUILDFLAG(IS_LINUX) && defined(__GLIBC__)) || BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_ANDROID)
+ namespace {
+ 
+ size_t GetMallocUsageMallinfo() {
+@@ -123,7 +123,7 @@
+ }
+ 
+ }  // namespace
+-#endif  // BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS) ||
++#endif  // (BUILDFLAG(IS_LINUX) && defined(__GLIBC__)) || BUILDFLAG(IS_CHROMEOS) ||
+         // BUILDFLAG(IS_ANDROID)
+ 
+ size_t ProcessMetrics::GetMallocUsage() {
+@@ -131,9 +131,9 @@
+   malloc_statistics_t stats = {0};
+   malloc_zone_statistics(nullptr, &stats);
+   return stats.size_in_use;
+-#elif BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_ANDROID)
++#elif (BUILDFLAG(IS_LINUX) && defined(__GLIBC__)) || BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_ANDROID)
+   return GetMallocUsageMallinfo();
+-#elif BUILDFLAG(IS_FUCHSIA)
++#else
+   // TODO(fuchsia): Not currently exposed. https://crbug.com/735087.
+   return 0;
+ #endif
+--- ./third_party/tflite/src/tensorflow/lite/profiling/memory_info.cc.orig
++++ ./third_party/tflite/src/tensorflow/lite/profiling/memory_info.cc
+@@ -35,7 +35,7 @@
+ 
+ MemoryUsage GetMemoryUsage() {
+   MemoryUsage result;
+-#ifdef __linux__
++#if defined(__linux__) && defined(__GLIBC__)
+   rusage res;
+   if (getrusage(RUSAGE_SELF, &res) == 0) {
+     result.max_rss_kb = res.ru_maxrss;
+--- ./third_party/swiftshader/third_party/llvm-subzero/lib/Support/Unix/Process.inc
++++ ./third_party/swiftshader/third_party/llvm-subzero/lib/Support/Unix/Process.inc.orig
+@@ -86,11 +86,11 @@
+ }
+
+ size_t Process::GetMallocUsage() {
+-#if defined(HAVE_MALLINFO2)
++#if defined(HAVE_MALLINFO2) && defined(__GLIBC__)
+   struct mallinfo2 mi;
+   mi = ::mallinfo2();
+   return mi.uordblks;
+-#elif defined(HAVE_MALLINFO)
++#elif defined(HAVE_MALLINFO) && defined(__GLIBC__)
+   struct mallinfo mi;
+   mi = ::mallinfo();
+   return mi.uordblks;
+
+--- ./third_party/swiftshader/third_party/llvm-10.0/configs/linux/include/llvm/Config/config.h.orig	2019-09-30 13:03:42.556880537 -0400
++++ ./third_party/swiftshader/third_party/llvm-10.0/configs/linux/include/llvm/Config/config.h	2019-09-30 13:07:27.989821227 -0400
+@@ -122,7 +122,9 @@
+ /* #undef HAVE_MALLCTL */
+ 
+ /* Define to 1 if you have the `mallinfo' function. */
++#if defined(__GLIBC__)
+ #define HAVE_MALLINFO 1
++#endif
+ 
+ /* Define to 1 if you have the <malloc.h> header file. */
+ #define HAVE_MALLOC_H 1
+--- a/base/allocator/partition_allocator/shim/allocator_shim_default_dispatch_to_partition_alloc.cc
++++ b/base/allocator/partition_allocator/shim/allocator_shim_default_dispatch_to_partition_alloc.cc
+@@ -717,7 +717,7 @@
+ 
+ #endif  // !BUILDFLAG(IS_APPLE) && !BUILDFLAG(IS_ANDROID)
+ 
+-#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
++#if 0
+ SHIM_ALWAYS_EXPORT struct mallinfo mallinfo(void) __THROW {
+   base::SimplePartitionStatsDumper allocator_dumper;
+   Allocator()->DumpStats("malloc", true, &allocator_dumper);
+--- a/base/allocator/partition_allocator/shim/allocator_shim_default_dispatch_to_partition_alloc_unittest.cc
++++ b/base/allocator/partition_allocator/shim/allocator_shim_default_dispatch_to_partition_alloc_unittest.cc
+@@ -24,7 +24,7 @@
+ #if BUILDFLAG(USE_PARTITION_ALLOC_AS_MALLOC)
+ 
+ // Platforms on which we override weak libc symbols.
+-#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
++#if (BUILDFLAG(IS_LINUX) && defined(__GLIBC__)) || BUILDFLAG(IS_CHROMEOS)
+ 
+ NOINLINE void FreeForTest(void* data) {
+   free(data);

srcpkgs/chromium/template

@@ -54,7 +54,7 @@ if [ "$CROSS_BUILD" ]; then
 	 $(vopt_if pipewire pipewire-devel) ffmpeg-devel opus-devel pango-devel libva-devel
 	 libcurl-devel snappy-devel re2-devel libXrandr-devel libXcomposite-devel cups-devel
 	 mit-krb5-devel alsa-lib-devel libXdamage-devel libepoxy-devel
-	 libavif-devel libaom-devel jsoncpp-devel woff2-devel libdav1d-devel"
+	 libavif-devel libaom-devel jsoncpp-devel woff2-devel libdav1d-devel libflac-devel"
 fi
 
 if [ ! "$XBPS_WORDSIZE" = "$XBPS_TARGET_WORDSIZE" ]; then