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-rw-r--r--.gitignore1
-rw-r--r--Makefile8
-rw-r--r--config/Config-devel.in7
-rw-r--r--include/host-build.mk4
-rw-r--r--include/package.mk4
-rw-r--r--include/toplevel.mk2
-rw-r--r--rules.mk3
-rw-r--r--target/sdk/Makefile8
-rw-r--r--target/toolchain/Makefile2
9 files changed, 29 insertions, 10 deletions
diff --git a/.gitignore b/.gitignore
index 6549af83be..b6bfe1a525 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,3 +28,4 @@ TAGS*~
git-src
.project
.cproject
+.ccache
diff --git a/Makefile b/Makefile
index 32c050bb48..24f5955c90 100644
--- a/Makefile
+++ b/Makefile
@@ -62,6 +62,11 @@ dirclean: clean
rm -rf $(TMP_DIR)
$(MAKE) -C $(TOPDIR)/scripts/config clean
+cacheclean:
+ifneq ($(CONFIG_CCACHE),)
+ rm -rf $(if $(call qstrip,$(CONFIG_CCACHE_DIR)),$(call qstrip,$(CONFIG_CCACHE_DIR)),$(TOPDIR)/.ccache)
+endif
+
ifndef DUMP_TARGET_DB
$(BUILD_DIR)/.prepared: Makefile
@mkdir -p $$(dirname $@)
@@ -119,6 +124,9 @@ world: prepare $(target/stamp-compile) $(package/stamp-compile) $(package/stamp-
$(_SINGLE)$(SUBMAKE) -r package/index
$(_SINGLE)$(SUBMAKE) -r json_overview_image_info
$(_SINGLE)$(SUBMAKE) -r checksum
+ifneq ($(CONFIG_CCACHE),)
+ $(STAGING_DIR_HOST)/bin/ccache -s
+endif
.PHONY: clean dirclean prereq prepare world package/symlinks package/symlinks-install package/symlinks-clean
diff --git a/config/Config-devel.in b/config/Config-devel.in
index 70ec0ce9a7..11741c7070 100644
--- a/config/Config-devel.in
+++ b/config/Config-devel.in
@@ -69,6 +69,13 @@ menuconfig DEVEL
help
Compiler cache; see https://ccache.samba.org/
+ config CCACHE_DIR
+ string "Set ccache directory" if CCACHE
+ default ""
+ help
+ Store ccache in this directory.
+ If not set, uses './.ccache'
+
config EXTERNAL_KERNEL_TREE
string "Use external kernel tree" if DEVEL
default ""
diff --git a/include/host-build.mk b/include/host-build.mk
index 9fc14241c6..7d84ab0f5f 100644
--- a/include/host-build.mk
+++ b/include/host-build.mk
@@ -132,7 +132,9 @@ define Host/Exports/Default
$(1) : export STAGING_PREFIX=$$(HOST_BUILD_PREFIX)
$(1) : export PKG_CONFIG_PATH=$$(STAGING_DIR_HOST)/lib/pkgconfig:$$(HOST_BUILD_PREFIX)/lib/pkgconfig
$(1) : export PKG_CONFIG_LIBDIR=$$(HOST_BUILD_PREFIX)/lib/pkgconfig
- $(if $(CONFIG_CCACHE),$(1) : export CCACHE_DIR:=$(STAGING_DIR_HOST)/ccache)
+ $(if $(CONFIG_CCACHE),$(1) : export CCACHE_BASEDIR:=$(TOPDIR))
+ $(if $(CONFIG_CCACHE),$(1) : export CCACHE_DIR:=$(if $(call qstrip,$(CONFIG_CCACHE_DIR)),$(call qstrip,$(CONFIG_CCACHE_DIR)),$(TOPDIR)/.ccache))
+ $(if $(CONFIG_CCACHE),$(1) : export CCACHE_COMPILERCHECK:=%compiler% -dumpmachine; %compiler% -dumpversion)
$(if $(HOST_CONFIG_SITE),$(1) : export CONFIG_SITE:=$(HOST_CONFIG_SITE))
$(if $(IS_PACKAGE_BUILD),$(1) : export PATH=$$(TARGET_PATH_PKG))
endef
diff --git a/include/package.mk b/include/package.mk
index 0575692742..a93d6b78f3 100644
--- a/include/package.mk
+++ b/include/package.mk
@@ -173,7 +173,9 @@ define Build/Exports/Default
$(1) : export CONFIG_SITE:=$$(CONFIG_SITE)
$(1) : export PKG_CONFIG_PATH:=$$(PKG_CONFIG_PATH)
$(1) : export PKG_CONFIG_LIBDIR:=$$(PKG_CONFIG_PATH)
- $(if $(CONFIG_CCACHE),$(1) : export CCACHE_DIR:=$(STAGING_DIR)/ccache)
+ $(if $(CONFIG_CCACHE),$(1) : export CCACHE_BASEDIR:=$(TOPDIR))
+ $(if $(CONFIG_CCACHE),$(1) : export CCACHE_DIR:=$(if $(call qstrip,$(CONFIG_CCACHE_DIR)),$(call qstrip,$(CONFIG_CCACHE_DIR)),$(TOPDIR)/.ccache))
+ $(if $(CONFIG_CCACHE),$(1) : export CCACHE_COMPILERCHECK:=%compiler% -dumpmachine; %compiler% -dumpversion)
endef
Build/Exports=$(Build/Exports/Default)
diff --git a/include/toplevel.mk b/include/toplevel.mk
index 8564a4de73..0a64afe153 100644
--- a/include/toplevel.mk
+++ b/include/toplevel.mk
@@ -262,7 +262,7 @@ package/symlinks-clean:
help:
cat README
-distclean:
+distclean: cacheclean
rm -rf bin build_dir .config* dl feeds key-build* logs package/feeds package/openwrt-packages staging_dir tmp
@$(_SINGLE)$(SUBMAKE) -C scripts/config clean
diff --git a/rules.mk b/rules.mk
index 66ddea2883..e734b4a582 100644
--- a/rules.mk
+++ b/rules.mk
@@ -298,6 +298,9 @@ ifneq ($(CONFIG_CCACHE),)
TARGET_CXX:= ccache_cxx
HOSTCC:= ccache $(HOSTCC)
HOSTCXX:= ccache $(HOSTCXX)
+ export CCACHE_BASEDIR:=$(TOPDIR)
+ export CCACHE_DIR:=$(if $(call qstrip,$(CONFIG_CCACHE_DIR)),$(call qstrip,$(CONFIG_CCACHE_DIR)),$(TOPDIR)/.ccache)
+ export CCACHE_COMPILERCHECK:=%compiler% -dumpmachine; %compiler% -dumpversion
endif
TARGET_CONFIGURE_OPTS = \
diff --git a/target/sdk/Makefile b/target/sdk/Makefile
index 6d81834720..d3552b47eb 100644
--- a/target/sdk/Makefile
+++ b/target/sdk/Makefile
@@ -20,7 +20,7 @@ STAGING_SUBDIR_HOST := staging_dir/host
STAGING_SUBDIR_TARGET := staging_dir/$(TARGET_DIR_NAME)
STAGING_SUBDIR_TOOLCHAIN := staging_dir/toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)_$(LIBC)$(if $(CONFIG_arm),_eabi)
-EXCLUDE_DIRS:=*/ccache/* \
+EXCLUDE_DIRS:= \
*/stamp \
*/stampfiles \
*/man \
@@ -135,11 +135,7 @@ $(BIN_DIR)/$(SDK_NAME).tar.xz: clean
$(TOPDIR)/package/kernel/linux \
$(SDK_BUILD_DIR)/package/
- -rm -rf \
- $(SDK_BUILD_DIR)/$(STAGING_SUBDIR_HOST)/ccache \
- $(SDK_BUILD_DIR)/$(STAGING_SUBDIR_TARGET)/ccache \
- $(SDK_BUILD_DIR)/$(STAGING_SUBDIR_TOOLCHAIN)/ccache \
- $(SDK_BUILD_DIR)/$(STAGING_SUBDIR_HOST)/.prereq-build
+ -rm -rf $(SDK_BUILD_DIR)/$(STAGING_SUBDIR_HOST)/.prereq-build
-rm -f $(SDK_BUILD_DIR)/feeds.conf.default
$(if $(BASE_FEED),echo "$(BASE_FEED)" > $(SDK_BUILD_DIR)/feeds.conf.default)
diff --git a/target/toolchain/Makefile b/target/toolchain/Makefile
index ef2dc68a97..5002ff7835 100644
--- a/target/toolchain/Makefile
+++ b/target/toolchain/Makefile
@@ -15,7 +15,7 @@ override MAKEFLAGS=
TOOLCHAIN_NAME:=$(VERSION_DIST_SANITIZED)-toolchain-$(if $(CONFIG_VERSION_FILENAMES),$(VERSION_NUMBER)-)$(BOARD)$(if $(SUBTARGET),-$(SUBTARGET))_gcc-$(GCCV)$(DIR_SUFFIX).$(HOST_OS)-$(HOST_ARCH)
TOOLCHAIN_BUILD_DIR:=$(BUILD_DIR)/$(TOOLCHAIN_NAME)
-EXCLUDE_DIRS:=*/ccache \
+EXCLUDE_DIRS:= \
*/initial \
*/stamp \
*/stampfiles \