From e14171cc594e8c3dfee8119847c26e10b15bacf4 Mon Sep 17 00:00:00 2001
From: Martin Kelly <mkelly@xevo.com>
Date: Mon, 4 Jun 2018 16:06:02 -0700
Subject: meson: enable nativesdk

Currently, we can't build meson into SDKs because we don't autogenerate
the required meson.cross file.

Enable this by using the post-relocate hooks and generating a
meson.cross file based on the SDK environment passed into the
post-relocate hook.

(From OE-Core rev: aabb846b165fec218024a7a57f3c9fdaa2514179)

Signed-off-by: Martin Kelly <mkelly@xevo.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
---
 .../meson/nativesdk-meson_0.46.1.bb                | 74 ++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 meta/recipes-devtools/meson/nativesdk-meson_0.46.1.bb

(limited to 'meta/recipes-devtools/meson/nativesdk-meson_0.46.1.bb')

diff --git a/meta/recipes-devtools/meson/nativesdk-meson_0.46.1.bb b/meta/recipes-devtools/meson/nativesdk-meson_0.46.1.bb
new file mode 100644
index 0000000000..53503aa998
--- /dev/null
+++ b/meta/recipes-devtools/meson/nativesdk-meson_0.46.1.bb
@@ -0,0 +1,74 @@
+include meson.inc
+
+inherit nativesdk
+
+SRC_URI += "file://meson-setup.py \
+            file://meson-wrapper"
+
+def meson_array(var, d):
+    return "', '".join(d.getVar(var).split()).join(("'", "'"))
+
+# both are required but not used by meson
+MESON_SDK_ENDIAN = "bogus-endian"
+MESON_TARGET_ENDIAN = "bogus-endian"
+
+MESON_TOOLCHAIN_ARGS = "${BUILDSDK_CC_ARCH}${TOOLCHAIN_OPTIONS}"
+MESON_C_ARGS = "${MESON_TOOLCHAIN_ARGS} ${BUILDSDK_CFLAGS}"
+MESON_CPP_ARGS = "${MESON_TOOLCHAIN_ARGS} ${BUILDSDK_CXXFLAGS}"
+MESON_LINK_ARGS = "${MESON_TOOLCHAIN_ARGS} ${BUILDSDK_LDFLAGS}"
+
+# This logic is similar but not identical to that in meson.bbclass, since it's
+# generating for an SDK rather than a cross-compile. Important differences are:
+# - We can't set vars like CC, CXX, etc. yet because they will be filled in with
+#   real paths by meson-setup.sh when the SDK is extracted.
+# - Some overrides aren't needed, since the SDK injects paths that take care of
+#   them.
+addtask write_config before do_install
+do_write_config[vardeps] += "MESON_C_ARGS MESON_CPP_ARGS MESON_LINK_ARGS CC CXX LD AR NM STRIP READELF"
+do_write_config() {
+    # This needs to be Py to split the args into single-element lists
+    cat >${WORKDIR}/meson.cross <<EOF
+[binaries]
+c = @@CC@@
+cpp = @@CXX@@
+ar = @@AR@@
+nm = @@NM@@
+ld = @@LD@@
+strip = @@STRIP@@
+pkgconfig = 'pkg-config'
+
+[properties]
+needs_exe_wrapper = true
+c_args = @@CFLAGS@@
+c_link_args = @@LDFLAGS@@
+cpp_args = @@CPPFLAGS@@
+cpp_link_args = @@LDFLAGS@@
+
+[host_machine]
+system = '${SDK_OS}'
+cpu_family = '${SDK_ARCH}'
+cpu = '${SDK_ARCH}'
+endian = '${MESON_SDK_ENDIAN}'
+EOF
+}
+
+do_install_append() {
+    install -d ${D}${datadir}/meson
+    install -m 0644 ${WORKDIR}/meson.cross ${D}${datadir}/meson/
+
+    install -d ${D}${SDKPATHNATIVE}/post-relocate-setup.d
+    install -m 0755 ${WORKDIR}/meson-setup.py ${D}${SDKPATHNATIVE}/post-relocate-setup.d/
+
+    # We need to wrap the real meson with a thin env setup wrapper.
+    mv ${D}${bindir}/meson ${D}${bindir}/meson.real
+    install -m 0755 ${WORKDIR}/meson-wrapper ${D}${bindir}/meson
+}
+
+RDEPENDS_${PN} += "\
+    nativesdk-ninja \
+    nativesdk-python3-core \
+    nativesdk-python3-misc \
+    nativesdk-python3-modules \
+    "
+
+FILES_${PN} += "${datadir}/meson ${SDKPATHNATIVE}"
-- 
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