[openwrt/openwrt] build: drop ccache variables from specific targets

[LEDE Commits]

aparcar pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/e9fb9b79f62f7d1224a2c88b5b88969a2442d56a

commit e9fb9b79f62f7d1224a2c88b5b88969a2442d56a
Author: Sven Wegener <sven.wegener at stealer.net>
AuthorDate: Sun Dec 27 11:47:45 2020 +0100

    build: drop ccache variables from specific targets
    
    With commit 2ca084cc ("build: improve ccache support") these variables
    are being set globally and we don't need them for specific targets.
    
    Signed-off-by: Sven Wegener <sven.wegener at stealer.net>
---
 include/host-build.mk | 3 ---
 include/package.mk    | 3 ---
 2 files changed, 6 deletions(-)

diff --git a/include/host-build.mk b/include/host-build.mk
index 4ac1405181..ab6e05e14f 100644
--- a/include/host-build.mk
+++ b/include/host-build.mk
@@ -132,9 +132,6 @@ 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_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=$$(TARGET_PATH_PKG))
 endef
diff --git a/include/package.mk b/include/package.mk
index 5eb4460db8..24128c53a6 100644
--- a/include/package.mk
+++ b/include/package.mk
@@ -175,9 +175,6 @@ define Build/Exports/Default
   $(1) : export CONFIG_SITE:=$$(CONFIG_SITE)
   $(1) : export PKG_CONFIG_PATH:=$$(PKG_CONFIG_PATH)
   $(1) : export PKG_CONFIG_LIBDIR:=$$(PKG_CONFIG_PATH)
-  $(if $(CONFIG_CCACHE),$(1) : export CCACHE_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)