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# $FreeBSD$
#-*- tab-width: 4; -*-
# ex:ts=4
#
# WITH_CCACHE_BUILD=yes enables depending on ccache and using it in the build.
# NO_CCACHE_DEPEND will additionally not add the dependency on ccache.
# NO_CCACHE will disable this entirely.

COMMANDS_Include_MAINTAINER=    portmgr@FreeBSD.org

.if !defined(_CCACHEMKINCLUDED)

_CCACHEMKINCLUDED=  yes

# HOME is always set to ${WRKDIR} now. Try to use /root/.ccache as default.
.if defined(WITH_CCACHE_BUILD) && !defined(CCACHE_DIR)
.  if defined(USER) && ${USER} == root
CCACHE_DIR= /root/.ccache
.  else
NO_CCACHE=  yes
WARNING+=   WITH_CCACHE_BUILD support disabled, please set CCACHE_DIR.
.  endif
.endif

# Support NO_CCACHE for common setups, require WITH_CCACHE_BUILD, and
# don't use if ccache already set in CC
.if !defined(NO_CCACHE) && defined(WITH_CCACHE_BUILD) && !${CC:M*ccache*} && \
  !defined(NO_BUILD) && !defined(NOCCACHE)

# Avoid depends loops between ccache and pkg
.   if !defined(NO_CCACHE_DEPEND) && \
    ${PKGORIGIN} != ${PKG_ORIGIN}
BUILD_DEPENDS+=     ${LOCALBASE}/bin/ccache:devel/ccache
.   endif

CCACHE_WRAPPER_PATH?=   ${LOCALBASE}/libexec/ccache

.if exists(${CCACHE_WRAPPER_PATH})
# Prepend the ccache dir into the PATH and setup ccache env
PATH:=  ${CCACHE_WRAPPER_PATH}:${PATH}
#.MAKEFLAGS:        PATH=${PATH}
.if !${MAKE_ENV:MPATH=*} && !${CONFIGURE_ENV:MPATH=*}
MAKE_ENV+=          PATH=${PATH}
CONFIGURE_ENV+=     PATH=${PATH}
.endif

# Ensure this is always in subchild environments
.   if defined(CCACHE_DIR)
#.MAKEFLAGS:        CCACHE_DIR=${CCACHE_DIR}
MAKE_ENV+=      CCACHE_DIR="${CCACHE_DIR}"
CONFIGURE_ENV+= CCACHE_DIR="${CCACHE_DIR}"
.   endif
.endif
.endif

.endif