community/aom: use patch to fix stack size

https://bugs.chromium.org/p/aomedia/issues/detail?id=2754

community/aom/APKBUILD

@@ -2,15 +2,16 @@
 # Maintainer: Oleg Titov <[email protected]>
 pkgname=aom
 pkgver=1.0.0
-pkgrel=1
+pkgrel=2
 pkgdesc="Alliance for Open Media (AOM) AV1 codec SDK"
 url="https://aomedia.org/"
 arch="all"
 license="custom"
 options="!check" # No test suite from upstream
 makedepends="cmake perl python3 yasm"
 subpackages="$pkgname-dev $pkgname-doc $pkgname-libs"
-source="$pkgname-$pkgver.tar.gz::https://aomedia.googlesource.com/aom/+archive/v$pkgver-errata1-avif.tar.gz"
+source="$pkgname-$pkgver.tar.gz::https://aomedia.googlesource.com/aom/+archive/v$pkgver-errata1-avif.tar.gz
+	fix-stack-size-e53da0b.patch"
 
 case "$CARCH" in
 	ppc64le) makedepends="$makedepends linux-headers" ;;
@@ -55,4 +56,5 @@ unpack() {
 		-C "$builddir" > /dev/null
 }
 
-sha512sums="ea5226a72c048ee460ee798083990cbed91341875bb2998263d67078c3317efbe523f71d6b8dae420cf6691216befa9117f73a90132b4f5b09ed0f470f658e06  aom-1.0.0.tar.gz"
+sha512sums="accf23a65f896ed111c2c781eae155838719e904d4ba59059c9151b446a3fa9ce6d2a40fb5df8e5096fd5346aa71a82241f451aa241a07decb5fa5be41393c96  aom-1.0.0.tar.gz
+573a6c9cd1e9c71a0612f750fb1b69ee65ab86364d3aa78ef51b8fb20633c69b97026d0685dedeabb51f31d0dab7c651d1fe5c72e0dc9f14b8ed2704584934a9  fix-stack-size-e53da0b.patch"

community/aom/fix-stack-size-e53da0b.patch

@@ -0,0 +1,78 @@
+From e53da0b1bf2652896bed7b65929a1d8d0729d922 Mon Sep 17 00:00:00 2001
+From: Wan-Teh Chang <[email protected]>
+Date: Thu, 27 Aug 2020 20:49:03 -0700
+Subject: [PATCH] Ensure thread stack size is at least 256 KB
+
+BUG=aomedia:2754
+
+Change-Id: Ia6e211f9b87bc2efe376e7b9f4adb11741850b18
+---
+
+diff --git a/aom_util/aom_thread.c b/aom_util/aom_thread.c
+index a749a22..8411569 100644
+--- a/aom_util/aom_thread.c
++++ b/aom_util/aom_thread.c
+@@ -133,16 +133,39 @@
+       goto Error;
+     }
+     if (pthread_cond_init(&worker->impl_->condition_, NULL)) {
+-      pthread_mutex_destroy(&worker->impl_->mutex_);
+-      goto Error;
++      goto Error1;
+     }
++    pthread_attr_t *attr = NULL;
++#if HAVE_PTHREAD_H
++    pthread_attr_t thread_attributes;
++    attr = &thread_attributes;
++    if (pthread_attr_init(attr)) {
++      goto Error2;
++    }
++    size_t stack_size;
++    if (pthread_attr_getstacksize(attr, &stack_size)) {
++      pthread_attr_destroy(attr);
++      goto Error2;
++    }
++    const size_t kMinStackSize = 256 * 1024;
++    if (stack_size < kMinStackSize &&
++        pthread_attr_setstacksize(attr, kMinStackSize)) {
++      pthread_attr_destroy(attr);
++      goto Error2;
++    }
++#endif  // HAVE_PTHREAD_H
+     pthread_mutex_lock(&worker->impl_->mutex_);
+-    ok = !pthread_create(&worker->impl_->thread_, NULL, thread_loop, worker);
++    ok = !pthread_create(&worker->impl_->thread_, attr, thread_loop, worker);
+     if (ok) worker->status_ = OK;
+     pthread_mutex_unlock(&worker->impl_->mutex_);
++#if HAVE_PTHREAD_H
++    pthread_attr_destroy(attr);
++#endif
+     if (!ok) {
+-      pthread_mutex_destroy(&worker->impl_->mutex_);
++    Error2:
+       pthread_cond_destroy(&worker->impl_->condition_);
++    Error1:
++      pthread_mutex_destroy(&worker->impl_->mutex_);
+     Error:
+       aom_free(worker->impl_);
+       worker->impl_ = NULL;
+diff --git a/aom_util/aom_thread.h b/aom_util/aom_thread.h
+index 8d04312..efbed78 100644
+--- a/aom_util/aom_thread.h
++++ b/aom_util/aom_thread.h
+@@ -32,6 +32,7 @@
+ #include <process.h>  // NOLINT
+ #include <windows.h>  // NOLINT
+ typedef HANDLE pthread_t;
++typedef int pthread_attr_t;
+ typedef CRITICAL_SECTION pthread_mutex_t;
+
+ #if _WIN32_WINNT < 0x0600
+@@ -147,6 +148,7 @@
+ #include <sys/builtin.h>  // NOLINT
+
+ #define pthread_t TID
++#define pthread_attr_t int
+ #define pthread_mutex_t HMTX
+
+ typedef struct {