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wireguard: selftests: restore support for ccache 

When moving to non-system toolchains, we inadvertantly killed the
ability to use ccache. So instead, build ccache support into the test
harness directly.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jason A. Donenfeld 2022-05-04 22:29:18 +02:00 committed by Jakub Kicinski
parent d5d9b29bc9
commit d261ba6aa4
2 changed files with 18 additions and 1 deletions
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1
tools/testing/selftests/wireguard/qemu/.gitignore vendored
View File

@ -1,3 +1,4 @@
# SPDX-License-Identifier: GPL-2.0-only
build/
distfiles/
ccache/

18
tools/testing/selftests/wireguard/qemu/Makefile
View File

@ -266,6 +266,13 @@ $(info Building for $(CHOST) using $(CBUILD))
export CROSS_COMPILE := $(CHOST)-
export PATH := $(TOOLCHAIN_PATH)/bin:$(PATH)
export CC := $(CHOST)-gcc
CCACHE_PATH := $(shell which ccache 2>/dev/null)
ifneq ($(CCACHE_PATH),)
export KBUILD_BUILD_TIMESTAMP := Fri Jun 5 15:58:00 CEST 2015
export PATH := $(TOOLCHAIN_PATH)/bin/ccache:$(PATH)
export CCACHE_SLOPPINESS := file_macro,time_macros
export CCACHE_DIR ?= $(PWD)/ccache
endif
USERSPACE_DEPS := $(TOOLCHAIN_PATH)/.installed $(TOOLCHAIN_PATH)/$(CHOST)/include/linux/.installed
@ -329,6 +336,10 @@ $(TOOLCHAIN_PATH)/.installed: $(TOOLCHAIN_TAR)
mkdir -p $(BUILD_PATH)
flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
$(STRIP) -s $(TOOLCHAIN_PATH)/$(CHOST)/lib/libc.so
ifneq ($(CCACHE_PATH),)
mkdir -p $(TOOLCHAIN_PATH)/bin/ccache
ln -s $(CCACHE_PATH) $(TOOLCHAIN_PATH)/bin/ccache/$(CC)
endif
touch $@
$(IPERF_PATH)/.installed: $(IPERF_TAR)
@ -421,8 +432,13 @@ clean:
distclean: clean
rm -rf $(DISTFILES_PATH)
cacheclean: clean
ifneq ($(CCACHE_DIR),)
rm -rf $(CCACHE_DIR)
endif
menuconfig: $(KERNEL_BUILD_PATH)/.config
$(MAKE) -C $(KERNEL_PATH) O=$(KERNEL_BUILD_PATH) ARCH=$(KERNEL_ARCH) CROSS_COMPILE=$(CROSS_COMPILE) menuconfig
.PHONY: qemu build clean distclean menuconfig
.PHONY: qemu build clean distclean cacheclean menuconfig
.DELETE_ON_ERROR: