diff options
Diffstat (limited to 'contrib/bmake/mk/sys.dependfile.mk')
-rw-r--r-- | contrib/bmake/mk/sys.dependfile.mk | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/contrib/bmake/mk/sys.dependfile.mk b/contrib/bmake/mk/sys.dependfile.mk index 752a46f..42cec61 100644 --- a/contrib/bmake/mk/sys.dependfile.mk +++ b/contrib/bmake/mk/sys.dependfile.mk @@ -1,4 +1,4 @@ -# $Id: sys.dependfile.mk,v 1.4 2012/11/08 18:31:42 sjg Exp $ +# $Id: sys.dependfile.mk,v 1.5 2013/03/08 00:59:21 sjg Exp $ # # @(#) Copyright (c) 2012, Simon J. Gerraty # @@ -25,16 +25,20 @@ # All depend file names should start with this .MAKE.DEPENDFILE_PREFIX ?= Makefile.depend -# The order of preference: we will use the first one of these we find -# otherwise the 1st entry will be used by default. +# The order of preference: we will use the first one of these we find. +# It usually makes sense to order from most specific to least. .MAKE.DEPENDFILE_PREFERENCE ?= \ ${.CURDIR}/${.MAKE.DEPENDFILE_PREFIX}.${MACHINE} \ ${.CURDIR}/${.MAKE.DEPENDFILE_PREFIX} +# Normally the 1st entry is our default choice +# Another useful default is ${.MAKE.DEPENDFILE_PREFIX} +.MAKE.DEPENDFILE_DEFAULT ?= ${.MAKE.DEPENDFILE_PREFERENCE:[1]} + _e := ${.MAKE.DEPENDFILE_PREFERENCE:@m@${exists($m):?$m:}@} .if !empty(_e) .MAKE.DEPENDFILE := ${_e:[1]} -.elif ${.MAKE.DEPENDFILE_PREFERENCE:M*${MACHINE}} != "" && ${.MAKE.DEPENDFILE_PREFERENCE:[1]:E} != ${MACHINE} +.elif ${.MAKE.DEPENDFILE_PREFERENCE:M*${MACHINE}} != "" && ${.MAKE.DEPENDFILE_DEFAULT:E} != ${MACHINE} # MACHINE specific depend files are supported, but *not* default. # If any already exist, we should follow suit. _aml = ${ALL_MACHINE_LIST:Uarm amd64 i386 powerpc:N${MACHINE}} ${MACHINE} @@ -44,4 +48,4 @@ _e := ${_aml:@MACHINE@${.MAKE.DEPENDFILE_PREFERENCE:@m@${exists($m):?$m:}@}@} .MAKE.DEPENDFILE ?= ${.MAKE.DEPENDFILE_PREFERENCE:M*${MACHINE}:[1]} .endif .endif -.MAKE.DEPENDFILE ?= ${.MAKE.DEPENDFILE_PREFERENCE:[1]} +.MAKE.DEPENDFILE ?= ${.MAKE.DEPENDFILE_DEFAULT} |