1 files changed, 71 insertions, 0 deletions
diff --git a/meta/classes-recipe/allarch.bbclass b/meta/classes-recipe/allarch.bbclass
new file mode 100644
index 0000000000..e429b92437
--- /dev/null
+++ b/meta/classes-recipe/allarch.bbclass
@@ -0,0 +1,71 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
+
+#
+# This class is used for architecture independent recipes/data files (usually scripts)
+#
+
+python allarch_package_arch_handler () {
+    if bb.data.inherits_class("native", d) or bb.data.inherits_class("nativesdk", d) \
+        or bb.data.inherits_class("crosssdk", d):
+        return
+
+    variants = d.getVar("MULTILIB_VARIANTS")
+    if not variants:
+        d.setVar("PACKAGE_ARCH", "all" )
+}
+
+addhandler allarch_package_arch_handler
+allarch_package_arch_handler[eventmask] = "bb.event.RecipePreFinalise"
+
+python () {
+    # Allow this class to be included but overridden - only set
+    # the values if we're still "all" package arch.
+    if d.getVar("PACKAGE_ARCH") == "all":
+        # No need for virtual/libc or a cross compiler
+        d.setVar("INHIBIT_DEFAULT_DEPS","1")
+
+        # Set these to a common set of values, we shouldn't be using them other that for WORKDIR directory
+        # naming anyway
+        d.setVar("baselib", "lib")
+        d.setVar("TARGET_ARCH", "allarch")
+        d.setVar("TARGET_OS", "linux")
+        d.setVar("TARGET_CC_ARCH", "none")
+        d.setVar("TARGET_LD_ARCH", "none")
+        d.setVar("TARGET_AS_ARCH", "none")
+        d.setVar("TARGET_FPU", "")
+        d.setVar("TARGET_PREFIX", "")
+        # Expand PACKAGE_EXTRA_ARCHS since the staging code needs this
+        # (this removes any dependencies from the hash perspective)
+        d.setVar("PACKAGE_EXTRA_ARCHS", d.getVar("PACKAGE_EXTRA_ARCHS"))
+        d.setVar("SDK_ARCH", "none")
+        d.setVar("SDK_CC_ARCH", "none")
+        d.setVar("TARGET_CPPFLAGS", "none")
+        d.setVar("TARGET_CFLAGS", "none")
+        d.setVar("TARGET_CXXFLAGS", "none")
+        d.setVar("TARGET_LDFLAGS", "none")
+        d.setVar("POPULATESYSROOTDEPS", "")
+
+        # Avoid this being unnecessarily different due to nuances of
+        # the target machine that aren't important for "all" arch
+        # packages.
+        d.setVar("LDFLAGS", "")
+
+        # No need to do shared library processing or debug symbol handling
+        d.setVar("EXCLUDE_FROM_SHLIBS", "1")
+        d.setVar("INHIBIT_PACKAGE_DEBUG_SPLIT", "1")
+        d.setVar("INHIBIT_PACKAGE_STRIP", "1")
+
+        # These multilib values shouldn't change allarch packages so exclude them
+        d.appendVarFlag("emit_pkgdata", "vardepsexclude", " MULTILIB_VARIANTS")
+        d.appendVarFlag("write_specfile", "vardepsexclude", " MULTILIBS")
+        d.appendVarFlag("do_package", "vardepsexclude", " package_do_shlibs")
+
+        d.setVar("qemu_wrapper_cmdline", "def qemu_wrapper_cmdline(data, rootfs_path, library_paths):\n    return 'false'")
+    elif bb.data.inherits_class('packagegroup', d) and not bb.data.inherits_class('nativesdk', d):
+        bb.error("Please ensure recipe %s sets PACKAGE_ARCH before inherit packagegroup" % d.getVar("FILE"))
+}
+