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-rw-r--r--user/pixman/APKBUILD40
-rw-r--r--user/pixman/float-header-fix.patch16
-rw-r--r--user/pixman/stacksize-reduction.patch35
3 files changed, 91 insertions, 0 deletions
diff --git a/user/pixman/APKBUILD b/user/pixman/APKBUILD
new file mode 100644
index 000000000..607a49afb
--- /dev/null
+++ b/user/pixman/APKBUILD
@@ -0,0 +1,40 @@
+# Maintainer: A. Wilcox <awilfox@adelielinux.org>
+pkgname=pixman
+pkgver=0.34.0
+pkgrel=5
+pkgdesc="Low-level pixel manipulation library"
+url="https://www.X.Org/"
+arch="all"
+license="MIT"
+subpackages="$pkgname-dev $pkgname-dbg"
+makedepends="perl linux-headers"
+source="https://www.X.Org/releases/individual/lib/$pkgname-$pkgver.tar.bz2
+ float-header-fix.patch
+ stacksize-reduction.patch
+ "
+
+build() {
+ cd "$builddir"
+ ./configure \
+ --build=$CBUILD \
+ --host=$CHOST \
+ --prefix=/usr \
+ --disable-static \
+ --disable-openmp \
+ --disable-arm-iwmmxt
+ make
+}
+
+check() {
+ cd "$builddir"
+ make check
+}
+
+package() {
+ cd "$builddir"
+ make DESTDIR="$pkgdir" install
+}
+
+sha512sums="755a3f5596e7bd9710abc8e5bfd341adaf2177f5b21f7aaae7f85b8fb57580ea48df586ad32bf6adef6ce0430e7cadaa57754a2fa466bc4b15bf70ee64cd1418 pixman-0.34.0.tar.bz2
+5064da221fe406e58169df0b07df7123ccf65487e654dba9e0903122480363c2b4e11ec0a14ac546658c747934509f2f66e3d0d078d6dd0ac92505c24b0e9ee9 float-header-fix.patch
+3d75e7328e6eaaa6e8f4defa4402db815764369f94b81be38fba07933267fe24b03b591dd4c3f3544cb090650153728bfbdd81a91acaf19524c3d08f61427f63 stacksize-reduction.patch"
diff --git a/user/pixman/float-header-fix.patch b/user/pixman/float-header-fix.patch
new file mode 100644
index 000000000..5c151a14f
--- /dev/null
+++ b/user/pixman/float-header-fix.patch
@@ -0,0 +1,16 @@
+--- ./pixman/pixman-private.h.orig
++++ ./pixman/pixman-private.h
+@@ -1,5 +1,3 @@
+-#include <float.h>
+-
+ #ifndef PIXMAN_PRIVATE_H
+ #define PIXMAN_PRIVATE_H
+
+@@ -30,6 +28,7 @@
+ #include <stdio.h>
+ #include <string.h>
+ #include <stddef.h>
++#include <float.h>
+
+ #include "pixman-compiler.h"
+
diff --git a/user/pixman/stacksize-reduction.patch b/user/pixman/stacksize-reduction.patch
new file mode 100644
index 000000000..38da9b3ff
--- /dev/null
+++ b/user/pixman/stacksize-reduction.patch
@@ -0,0 +1,35 @@
+Reduce the stack footprint of pixman's function
+general_composite_rect() which allocates a large buffer
+`stack_scanline_buffer`. Make it `static __thread` instead.
+
+--- a/pixman/pixman-general.c 2015-12-27 21:37:37.000000000 +0100
++++ b/pixman/pixman-general.c 2016-05-05 12:24:47.346661080 +0200
+@@ -128,8 +128,8 @@
+ pixman_composite_info_t *info)
+ {
+ PIXMAN_COMPOSITE_ARGS (info);
+- uint8_t stack_scanline_buffer[3 * SCANLINE_BUFFER_LENGTH];
+- uint8_t *scanline_buffer = (uint8_t *) stack_scanline_buffer;
++ static __thread uint8_t static_scanline_buffer[3 * SCANLINE_BUFFER_LENGTH];
++ uint8_t *scanline_buffer = (uint8_t *) static_scanline_buffer;
+ uint8_t *src_buffer, *mask_buffer, *dest_buffer;
+ pixman_iter_t src_iter, mask_iter, dest_iter;
+ pixman_combine_32_func_t compose;
+@@ -158,7 +158,7 @@
+ if (width <= 0 || _pixman_multiply_overflows_int (width, Bpp * 3))
+ return;
+
+- if (width * Bpp * 3 > sizeof (stack_scanline_buffer) - 15 * 3)
++ if (width * Bpp * 3 > sizeof (static_scanline_buffer) - 15 * 3)
+ {
+ scanline_buffer = pixman_malloc_ab_plus_c (width, Bpp * 3, 15 * 3);
+
+@@ -232,7 +232,7 @@
+ if (dest_iter.fini)
+ dest_iter.fini (&dest_iter);
+
+- if (scanline_buffer != (uint8_t *) stack_scanline_buffer)
++ if (scanline_buffer != (uint8_t *) static_scanline_buffer)
+ free (scanline_buffer);
+ }
+