initial buildroot for linux 5.15

package/libtalloc/libtalloc.mk

@@ -0,0 +1,53 @@
+################################################################################
+#
+# libtalloc
+#
+################################################################################
+
+LIBTALLOC_VERSION = 2.3.3
+LIBTALLOC_SOURCE = talloc-$(LIBTALLOC_VERSION).tar.gz
+LIBTALLOC_SITE = https://www.samba.org/ftp/talloc
+LIBTALLOC_LICENSE = LGPL-3.0+
+LIBTALLOC_LICENSE_FILES = talloc.h
+LIBTALLOC_INSTALL_STAGING = YES
+
+# --with-libiconv= is unconditionally passed, even if libiconv is not
+# present. Indeed, waf will search for libiconv by default in
+# /usr/local. Because of a bug in some waf python script, /usr/local
+# is then used in many subsequent and unrelated checks, which
+# ultimately causes a failure when BR2_COMPILER_PARANOID_UNSAFE_PATH
+# is set.  However no need to set libiconv as a dependency of
+# libtalloc since it's optional.
+LIBTALLOC_CONF_OPTS += --cross-compile \
+		--cross-answers=$(@D)/cache.txt \
+		--hostcc=gcc \
+		--with-libiconv=$(STAGING_DIR)/usr
+
+ifeq ($(BR2_PACKAGE_LIBTIRPC),y)
+LIBTALLOC_CFLAGS += `$(PKG_CONFIG_HOST_BINARY) --cflags libtirpc`
+LIBTALLOC_LDFLAGS += `$(PKG_CONFIG_HOST_BINARY) --libs libtirpc`
+LIBTALLOC_DEPENDENCIES += libtirpc host-pkgconf
+endif
+
+ifeq ($(BR2_PACKAGE_PYTHON3),y)
+LIBTALLOC_DEPENDENCIES += host-python3 python3
+LIBTALLOC_CONF_ENV += \
+	PYTHON="$(HOST_DIR)/bin/python3" \
+	PYTHON_CONFIG="$(STAGING_DIR)/usr/bin/python3-config"
+# There isn't any --enable-python configuration option
+else
+LIBTALLOC_CONF_OPTS += --disable-python
+endif
+
+LIBTALLOC_WAF = ./buildtools/bin/waf
+
+# like samba4, libtalloc uses the waf build system which requires a
+# proper answers file to configure package before build
+define LIBTALLOC_POPULATE_WAF_CACHE
+	$(INSTALL) -m 0644 package/libtalloc/libtalloc-cache.txt $(@D)/cache.txt
+	echo 'Checking uname machine type: $(BR2_ARCH)' >> $(@D)/cache.txt
+endef
+
+LIBTALLOC_PRE_CONFIGURE_HOOKS += LIBTALLOC_POPULATE_WAF_CACHE
+
+$(eval $(waf-package))