2 files changed, 53 insertions, 14 deletions

diff --git a/meta/recipes-core/musl/libucontext/0001-meson-Add-option-to-pass-cpu.patch b/meta/recipes-core/musl/libucontext/0001-meson-Add-option-to-pass-cpu.patch
new file mode 100644
index 0000000000..1fdc9f739d
--- /dev/null
+++ b/meta/recipes-core/musl/libucontext/0001-meson-Add-option-to-pass-cpu.patch
@@ -0,0 +1,49 @@
+From a530eed9e7e6872e10fe92efaf1e9739471c30ca Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Sun, 30 May 2021 08:30:28 -0700
+Subject: [PATCH] meson: Add option to pass cpu
+
+This helps with cross compile setups, where host_cpu != target_cpu
+therefore detecting it on the fly will end up with wrong cpu to build
+for
+
+Upstream-Status: Submitted [https://github.com/kaniini/libucontext/pull/28]
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ meson.build       | 6 +++++-
+ meson_options.txt | 4 +++-
+ 2 files changed, 8 insertions(+), 2 deletions(-)
+
+diff --git a/meson.build b/meson.build
+index e863780..2b4bdbd 100644
+--- a/meson.build
++++ b/meson.build
+@@ -6,7 +6,11 @@ project(
+   version : run_command('head', files('VERSION')).stdout()
+ )
+ 
+-cpu = host_machine.cpu_family()
++cpu = get_option('cpu')
++if cpu == ''
++  cpu = host_machine.cpu_family()
++endif
++
+ if cpu == 'sh4'
+   cpu = 'sh'
+ endif
+diff --git a/meson_options.txt b/meson_options.txt
+index d4201d1..864d83c 100644
+--- a/meson_options.txt
++++ b/meson_options.txt
+@@ -1,4 +1,6 @@
+ option('freestanding', type : 'boolean', value : false,
+        description: 'Do not use system headers')
+ option('export_unprefixed', type : 'boolean', value : true,
+-       description: 'Export POSIX 2004 ucontext names as alises')
+\ No newline at end of file
++       description: 'Export POSIX 2004 ucontext names as alises')
++option('cpu', type : 'string', value : '',
++       description: 'Target CPU architecture for cross compile')
+-- 
+2.31.1
+
diff --git a/meta/recipes-core/musl/libucontext_git.bb b/meta/recipes-core/musl/libucontext_git.bb
index 0b64867ce0..d8ae8242c5 100644
--- a/meta/recipes-core/musl/libucontext_git.bb
+++ b/meta/recipes-core/musl/libucontext_git.bb
@@ -11,7 +11,8 @@ DEPENDS = ""
 PV = "1.1+${SRCPV}"
 SRCREV = "335ee864ef6f4a5d4b525453fd9dbfb3507cfecc"
 SRC_URI = "git://github.com/kaniini/libucontext \
-"
+           file://0001-meson-Add-option-to-pass-cpu.patch \
+           "
 
 S = "${WORKDIR}/git"
 
@@ -49,16 +50,5 @@ def map_kernel_arch(a, d):
             return a
         bb.error("cannot map '%s' to a linux kernel architecture" % a)
 
-export ARCH = "${@map_kernel_arch(d.getVar('TARGET_ARCH'), d)}"
-
-CFLAGS += "-Iarch/${ARCH} -Iarch/common"
-
-EXTRA_OEMAKE = "CFLAGS='${CFLAGS}' LDFLAGS='${LDFLAGS}' LIBDIR='${base_libdir}'"
-
-do_compile() {
-    oe_runmake ARCH=${ARCH}
-}
-
-do_install() {
-    oe_runmake ARCH="${ARCH}" DESTDIR="${D}" install
-}
+EXTRA_OEMESON = "-Dcpu=${@map_kernel_arch(d.getVar('TARGET_ARCH'), d)}"
+inherit meson