diff options
Diffstat (limited to 'package/ccache/ccache.mk')
| -rw-r--r-- | package/ccache/ccache.mk | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/package/ccache/ccache.mk b/package/ccache/ccache.mk index f71376ee8..d7106eed1 100644 --- a/package/ccache/ccache.mk +++ b/package/ccache/ccache.mk @@ -25,22 +25,22 @@ HOST_CCACHE_CONF_ENV = \ # has zero dependency besides the C library. HOST_CCACHE_CONF_OPT += ccache_cv_zlib_1_2_3=no -# We directly hardcode configuration into the binary, as it is much -# easier to handle than passing an environment variable. Our -# configuration is: -# - the cache location -# - the fact that ccache shouldn't use the compiler binary mtime to -# - detect a change in the compiler, because in the context of -# - Buildroot, that completely defeats the purpose of ccache. Of -# - course, that leaves the user responsible for purging its cache -# - when the compiler changes. -define HOST_CCACHE_FIX_CCACHE_DIR - sed -i 's,getenv("CCACHE_DIR"),"$(CCACHE_CACHE_DIR)",' $(@D)/ccache.c +# Patch host-ccache as follows: +# - Use BUILDROOT_CACHE_DIR instead of CCACHE_DIR, because CCACHE_DIR +# is already used by autotargets for the ccache package. +# BUILDROOT_CACHE_DIR is exported by Makefile based on config option +# BR2_CCACHE_DIR. +# - ccache shouldn't use the compiler binary mtime to detect a change in +# the compiler, because in the context of Buildroot, that completely +# defeats the purpose of ccache. Of course, that leaves the user +# responsible for purging its cache when the compiler changes. +define HOST_CCACHE_PATCH_CONFIGURATION + sed -i 's,getenv("CCACHE_DIR"),getenv("BUILDROOT_CACHE_DIR"),' $(@D)/ccache.c sed -i 's,getenv("CCACHE_COMPILERCHECK"),"none",' $(@D)/ccache.c endef HOST_CCACHE_POST_CONFIGURE_HOOKS += \ - HOST_CCACHE_FIX_CCACHE_DIR + HOST_CCACHE_PATCH_CONFIGURATION $(eval $(call AUTOTARGETS)) $(eval $(call AUTOTARGETS,host)) |