1 files changed, 173 insertions, 0 deletions

diff --git a/meta/recipes-gnome/gobject-introspection/gobject-introspection_1.50.0.bb b/meta/recipes-gnome/gobject-introspection/gobject-introspection_1.50.0.bb
new file mode 100644
index 0000000000..b6d296aa09
--- /dev/null
+++ b/meta/recipes-gnome/gobject-introspection/gobject-introspection_1.50.0.bb
@@ -0,0 +1,173 @@
+SUMMARY = "Middleware layer between GObject-using C libraries and language bindings"
+HOMEPAGE = "https://wiki.gnome.org/action/show/Projects/GObjectIntrospection"
+BUGTRACKER = "https://bugzilla.gnome.org/"
+SECTION = "libs"
+LICENSE = "LGPLv2+ & GPLv2+"
+LIC_FILES_CHKSUM = "file://COPYING;md5=90d577535a3898e1ae5dbf0ae3509a8c \
+                    file://tools/compiler.c;endline=20;md5=fc5007fc20022720e6c0b0cdde41fabd \
+                    file://giscanner/sourcescanner.c;endline=22;md5=194d6e0c1d00662f32d030ce44de8d39 \
+                    file://girepository/giregisteredtypeinfo.c;endline=21;md5=661847611ae6979465415f31a759ba27"
+
+SRC_URI = "${GNOME_MIRROR}/${BPN}/1.50/${BPN}-${PV}.tar.xz \
+           file://0001-Revert-an-incomplete-upstream-attempt-at-cross-compi.patch \
+           file://0002-configure.ac-add-host-gi-gi-cross-wrapper-gi-ldd-wra.patch \
+           file://0003-giscanner-add-use-binary-wrapper-option.patch \
+           file://0004-giscanner-add-a-use-ldd-wrapper-option.patch \
+           file://0005-Prefix-pkg-config-paths-with-PKG_CONFIG_SYSROOT_DIR-.patch \
+           "
+SRC_URI[md5sum] = "5af8d724f25d0c9cfbe6df41b77e5dc0"
+SRC_URI[sha256sum] = "1c6597c666f543c70ef3d7c893ab052968afae620efdc080c36657f4226337c5"
+
+inherit autotools pkgconfig gtk-doc python3native qemu gobject-introspection-data upstream-version-is-even
+BBCLASSEXTEND = "native"
+
+# needed for writing out the qemu wrapper script
+export STAGING_DIR_HOST
+export B
+
+DEPENDS_append = " libffi zlib glib-2.0 python3 flex-native bison-native"
+
+# target build needs qemu to run temporary introspection binaries created
+# on the fly by g-ir-scanner and a native version of itself to run
+# native versions of its own tools during build.
+# Also prelink-rtld is used to find out library dependencies of introspection binaries
+# (standard ldd doesn't work when cross-compiling).
+DEPENDS_class-target_append = " gobject-introspection-native qemu-native prelink-native"
+
+SSTATE_SCAN_FILES += "g-ir-scanner-qemuwrapper g-ir-scanner-wrapper g-ir-compiler-wrapper g-ir-scanner-lddwrapper Gio-2.0.gir"
+
+do_configure_prepend_class-native() {
+        # Tweak the native python scripts so that they don't refer to the
+        # full path of native python binary (the solution is taken from glib-2.0 recipe)
+        # This removes the risk of exceeding Linux kernel's shebang line limit (128 bytes)
+        sed -i -e '1s,#!.*,#!${USRBINPATH}/env python3,' ${S}/tools/g-ir-tool-template.in
+}
+
+do_configure_prepend_class-target() {
+        # Write out a qemu wrapper that will be given to gi-scanner so that it
+        # can run target helper binaries through that.
+        qemu_binary="${@qemu_wrapper_cmdline(d, '$STAGING_DIR_HOST', ['\$GIR_EXTRA_LIBS_PATH','.libs','$STAGING_DIR_HOST/${libdir}','$STAGING_DIR_HOST/${base_libdir}'])}"
+        cat > ${B}/g-ir-scanner-qemuwrapper << EOF
+#!/bin/sh
+# Use a modules directory which doesn't exist so we don't load random things
+# which may then get deleted (or their dependencies) and potentially segfault
+export GIO_MODULE_DIR=${STAGING_LIBDIR}/gio/modules-dummy
+
+$qemu_binary "\$@"
+if [ \$? -ne 0 ]; then
+    echo "If the above error message is about missing .so libraries, then setting up GIR_EXTRA_LIBS_PATH in the recipe should help."
+    echo "(typically like this: GIR_EXTRA_LIBS_PATH=\"$""{B}/something/.libs\" )"
+    exit 1
+fi
+EOF
+        chmod +x ${B}/g-ir-scanner-qemuwrapper
+
+        # Write out a wrapper for g-ir-scanner itself, which will be used when building introspection files
+        # for glib-based packages. This wrapper calls the native version of the scanner, and tells it to use
+        # a qemu wrapper for running transient target binaries produced by the scanner, and an include directory 
+        # from the target sysroot.
+        cat > ${B}/g-ir-scanner-wrapper << EOF
+#!/bin/sh
+# This prevents g-ir-scanner from writing cache data to $HOME
+export GI_SCANNER_DISABLE_CACHE=1
+
+g-ir-scanner --use-binary-wrapper=${STAGING_BINDIR}/g-ir-scanner-qemuwrapper --use-ldd-wrapper=${STAGING_BINDIR}/g-ir-scanner-lddwrapper --add-include-path=${STAGING_DATADIR}/gir-1.0 "\$@"
+EOF
+        chmod +x ${B}/g-ir-scanner-wrapper
+
+        # Write out a wrapper for g-ir-compiler, which runs the target version of it through qemu.
+        # g-ir-compiler writes out the raw content of a C struct to disk, and therefore is architecture dependent.
+        cat > ${B}/g-ir-compiler-wrapper << EOF
+#!/bin/sh
+${STAGING_BINDIR}/g-ir-scanner-qemuwrapper ${STAGING_BINDIR}/g-ir-compiler "\$@"
+EOF
+        chmod +x ${B}/g-ir-compiler-wrapper
+
+        # Write out a wrapper to use instead of ldd, which does not work when a binary is built
+        # for a different architecture
+        cat > ${B}/g-ir-scanner-lddwrapper << EOF
+#!/bin/sh
+prelink-rtld --root=$STAGING_DIR_HOST "\$@"
+EOF
+        chmod +x ${B}/g-ir-scanner-lddwrapper
+
+        # Also tweak the target python scripts so that they don't refer to the
+        # native version of python binary (the solution is taken from glib-2.0 recipe)
+        sed -i -e '1s,#!.*,#!${USRBINPATH}/env python3,' ${S}/tools/g-ir-tool-template.in
+}
+
+# Configure target build to use native tools of itself and to use a qemu wrapper
+# and optionally to generate introspection data
+EXTRA_OECONF_class-target += "--enable-host-gi \
+                              --enable-gi-cross-wrapper=${B}/g-ir-scanner-qemuwrapper \
+                              --enable-gi-ldd-wrapper=${B}/g-ir-scanner-lddwrapper \
+                              ${@bb.utils.contains('GI_DATA_ENABLED', 'True', '--enable-introspection-data', '--disable-introspection-data', d)} \
+                             "
+
+PACKAGECONFIG ?= ""
+PACKAGECONFIG[doctool] = "--enable-doctool,--disable-doctool,python3-mako,"
+
+do_compile_prepend() {
+        # This prevents g-ir-scanner from writing cache data to $HOME
+        export GI_SCANNER_DISABLE_CACHE=1
+
+        # Needed to run g-ir unit tests, which won't be able to find the built libraries otherwise
+        export GIR_EXTRA_LIBS_PATH=$B/.libs
+}
+
+# Our wrappers need to be available system-wide, because they will be used 
+# to build introspection files for all other gobject-based packages
+do_install_append_class-target() {
+        install -d ${D}${bindir}/
+        install ${B}/g-ir-scanner-qemuwrapper ${D}${bindir}/
+        install ${B}/g-ir-scanner-wrapper ${D}${bindir}/
+        install ${B}/g-ir-compiler-wrapper ${D}${bindir}/
+        install ${B}/g-ir-scanner-lddwrapper ${D}${bindir}/
+}
+
+# .typelib files are needed at runtime and so they go to the main package
+FILES_${PN}_append = " ${libdir}/girepository-*/*.typelib"
+
+# .gir files go to dev package, as they're needed for developing (but not for running)
+# things that depends on introspection.
+FILES_${PN}-dev_append = " ${datadir}/gir-*/*.gir"
+
+# These are used by gobject-based packages
+# to generate transient introspection binaries
+FILES_${PN}-dev_append = " ${datadir}/gobject-introspection-1.0/gdump.c \
+               ${datadir}/gobject-introspection-1.0/Makefile.introspection"
+
+# These are used by dependent packages (e.g. pygobject) to build their
+# testsuites.
+FILES_${PN}-dev_append = " ${datadir}/gobject-introspection-1.0/tests/*.c \
+                   ${datadir}/gobject-introspection-1.0/tests/*.h"
+
+FILES_${PN}-dbg += "${libdir}/gobject-introspection/giscanner/.debug/"
+FILES_${PN}-staticdev += "${libdir}/gobject-introspection/giscanner/*.a"
+
+# we need target versions of introspection tools in sysroot so that they can be run via qemu
+# when building introspection files in other packages
+SYSROOT_DIRS_append_class-target = " ${bindir}"
+
+SYSROOT_PREPROCESS_FUNCS_append_class-target = " gi_binaries_sysroot_preprocess"
+gi_binaries_sysroot_preprocess() {
+        # Tweak the binary names in the introspection pkgconfig file, so that it
+        # picks up our wrappers which do the cross-compile and qemu magic.
+        sed -i \
+           -e "s|g_ir_scanner=.*|g_ir_scanner=${bindir}/g-ir-scanner-wrapper|" \
+           -e "s|g_ir_compiler=.*|g_ir_compiler=${bindir}/g-ir-compiler-wrapper|" \
+           ${SYSROOT_DESTDIR}${libdir}/pkgconfig/gobject-introspection-1.0.pc
+}
+
+# Need to ensure ld.so.conf exists so prelink-native works
+# both before we build and if we install from sstate
+do_configure[prefuncs] += "gobject_introspection_preconfigure"
+python gobject_introspection_preconfigure () {
+    oe.utils.write_ld_so_conf(d)
+}
+
+SSTATEPOSTINSTFUNCS += "gobject_introspection_postinst"
+python gobject_introspection_postinst () {
+    if d.getVar("BB_CURRENTTASK", True).startswith("populate_sysroot"):
+        oe.utils.write_ld_so_conf(d)
+}