build: Generate toolchain.cmake in depends

depends/Makefile

@@ -184,6 +184,7 @@ meta_depends = Makefile config.guess config.sub funcs.mk builders/default.mk hos
 include funcs.mk
 
 final_build_id_long+=$(shell $(build_SHA256SUM) config.site.in)
+final_build_id_long+=$(shell $(build_SHA256SUM) toolchain.cmake.in)
 final_build_id+=$(shell echo -n "$(final_build_id_long)" | $(build_SHA256SUM) | cut -c-$(HASH_LENGTH))
 $(host_prefix)/.stamp_$(final_build_id): $(native_packages) $(packages)
 	rm -rf $(@D)
@@ -249,6 +250,52 @@ $(host_prefix)/share/config.site : config.site.in $(host_prefix)/.stamp_$(final_
             $< > $@
 	touch $@
 
+ifeq ($(host),$(build))
+  crosscompiling=FALSE
+else
+  crosscompiling=TRUE
+endif
+
+$(host_prefix)/toolchain.cmake : toolchain.cmake.in $(host_prefix)/.stamp_$(final_build_id)
+	@mkdir -p $(@D)
+	sed -e 's|@depends_crosscompiling@|$(crosscompiling)|' \
+            -e 's|@host_system_name@|$($(host_os)_cmake_system_name)|' \
+            -e 's|@host_system_version@|$($(host_os)_cmake_system_version)|' \
+            -e 's|@host_arch@|$(host_arch)|' \
+            -e 's|@CC@|$(host_CC)|' \
+            -e 's|@CXX@|$(host_CXX)|' \
+            -e 's|@OSX_SDK@|$(OSX_SDK)|' \
+            -e 's|@AR@|$(host_AR)|' \
+            -e 's|@RANLIB@|$(host_RANLIB)|' \
+            -e 's|@STRIP@|$(host_STRIP)|' \
+            -e 's|@OBJCOPY@|$(host_OBJCOPY)|' \
+            -e 's|@OBJDUMP@|$(host_OBJDUMP)|' \
+            -e 's|@depends_prefix@|$(host_prefix)|' \
+            -e 's|@CFLAGS@|$(strip $(host_CFLAGS))|' \
+            -e 's|@CFLAGS_RELEASE@|$(strip $(host_release_CFLAGS))|' \
+            -e 's|@CFLAGS_DEBUG@|$(strip $(host_debug_CFLAGS))|' \
+            -e 's|@CXXFLAGS@|$(strip $(host_CXXFLAGS))|' \
+            -e 's|@CXXFLAGS_RELEASE@|$(strip $(host_release_CXXFLAGS))|' \
+            -e 's|@CXXFLAGS_DEBUG@|$(strip $(host_debug_CXXFLAGS))|' \
+            -e 's|@CPPFLAGS@|$(strip $(host_CPPFLAGS))|' \
+            -e 's|@CPPFLAGS_RELEASE@|$(strip $(host_release_CPPFLAGS))|' \
+            -e 's|@CPPFLAGS_DEBUG@|$(strip $(host_debug_CPPFLAGS))|' \
+            -e 's|@LDFLAGS@|$(strip $(host_LDFLAGS))|' \
+            -e 's|@LDFLAGS_RELEASE@|$(strip $(host_release_LDFLAGS))|' \
+            -e 's|@LDFLAGS_DEBUG@|$(strip $(host_debug_LDFLAGS))|' \
+            -e 's|@qt_packages@|$(qt_packages_)|' \
+            -e 's|@qrencode_packages@|$(qrencode_packages_)|' \
+            -e 's|@zmq_packages@|$(zmq_packages_)|' \
+            -e 's|@wallet_packages@|$(wallet_packages_)|' \
+            -e 's|@bdb_packages@|$(bdb_packages_)|' \
+            -e 's|@sqlite_packages@|$(sqlite_packages_)|' \
+            -e 's|@upnp_packages@|$(upnp_packages_)|' \
+            -e 's|@natpmp_packages@|$(natpmp_packages_)|' \
+            -e 's|@usdt_packages@|$(usdt_packages_)|' \
+            -e 's|@no_harden@|$(NO_HARDEN)|' \
+            -e 's|@multiprocess@|$(MULTIPROCESS)|' \
+            $< > $@
+	touch $@
 
 define check_or_remove_cached
   mkdir -p $(BASE_CACHE)/$(host)/$(package) && cd $(BASE_CACHE)/$(host)/$(package); \
@@ -270,6 +317,7 @@ check-sources:
 	@$(foreach package,$(all_packages),$(call check_or_remove_sources,$(package));)
 
 $(host_prefix)/share/config.site: check-packages
+$(host_prefix)/toolchain.cmake: check-packages
 
 check-packages: check-sources
 
@@ -279,7 +327,7 @@ clean-all: clean
 clean:
 	@rm -rf $(WORK_PATH) $(BASE_CACHE) $(BUILD) *.log
 
-install: check-packages $(host_prefix)/share/config.site
+install: check-packages $(host_prefix)/share/config.site $(host_prefix)/toolchain.cmake
 
 
 download-one: check-sources $(all_sources)