freebsd-nq/share/mk/bsd.progs.mk
Bryan Drewery 538c8eea82 Document bsd.progs.mk and add more variables overrides.
BINGRP BINMODE BINOWN LINKS MLINKS PROGNAME.

MFC after:	2 weeks
Sponsored by:	EMC / Isilon Storage Division
2015-09-24 00:17:00 +00:00

117 lines
2.7 KiB
Makefile

# $FreeBSD$
# $Id: progs.mk,v 1.11 2012/11/06 17:18:54 sjg Exp $
#
# @(#) Copyright (c) 2006, Simon J. Gerraty
#
# This file is provided in the hope that it will
# be of use. There is absolutely NO WARRANTY.
# Permission to copy, redistribute or otherwise
# use this file is hereby granted provided that
# the above copyright notice and this notice are
# left intact.
#
# Please send copies of changes and bug-fixes to:
# sjg@crufty.net
#
.MAIN: all
.if defined(PROGS) || defined(PROGS_CXX)
# we really only use PROGS below...
PROGS += ${PROGS_CXX}
# In meta mode, we can capture dependenices for _one_ of the progs.
# if makefile doesn't nominate one, we use the first.
.ifndef UPDATE_DEPENDFILE_PROG
UPDATE_DEPENDFILE_PROG = ${PROGS:[1]}
.export UPDATE_DEPENDFILE_PROG
.endif
.ifndef PROG
# They may have asked us to build just one
.for t in ${PROGS}
.if make($t)
PROG ?= $t
.endif
.endfor
.endif
.if defined(PROG)
# just one of many
PROG_OVERRIDE_VARS += BINDIR BINGRP BINOWN BINMODE DPSRCS MAN PROGNAME \
SRCS
PROG_VARS += CFLAGS CPPFLAGS CXXFLAGS DPADD DPLIBS LDADD LIBADD LINKS \
LDFLAGS MLINKS ${PROG_OVERRIDE_VARS}
.for v in ${PROG_VARS:O:u}
.if empty(${PROG_OVERRIDE_VARS:M$v})
.if defined(${v}.${PROG})
$v += ${${v}.${PROG}}
.elif defined(${v}_${PROG})
$v += ${${v}_${PROG}}
.endif
.else
$v ?=
.endif
.endfor
# for meta mode, there can be only one!
.if ${PROG} == ${UPDATE_DEPENDFILE_PROG}
UPDATE_DEPENDFILE ?= yes
.endif
UPDATE_DEPENDFILE ?= NO
# prog.mk will do the rest
.else
all: ${PROGS}
# We cannot capture dependencies for meta mode here
UPDATE_DEPENDFILE = NO
# nor can we safely run in parallel.
.NOTPARALLEL:
.endif
.endif # PROGS || PROGS_CXX
# These are handled by the main make process.
.ifdef _RECURSING_PROGS
_PROGS_GLOBAL_VARS= CLEANFILES CLEANDIRS FILESGROUPS SCRIPTS
.for v in ${_PROGS_GLOBAL_VARS}
$v =
.endfor
.endif
# handle being called [bsd.]progs.mk
.include <bsd.prog.mk>
.if !empty(PROGS) && !defined(_RECURSING_PROGS)
# tell progs.mk we might want to install things
PROGS_TARGETS+= checkdpadd clean cleandepend cleandir cleanobj depend install
.for p in ${PROGS}
.if defined(PROGS_CXX) && !empty(PROGS_CXX:M$p)
# bsd.prog.mk may need to know this
x.$p= PROG_CXX=$p
.endif
# Main PROG target
$p ${p}_p: .PHONY .MAKE
(cd ${.CURDIR} && \
DEPENDFILE=.depend.$p \
${MAKE} -f ${MAKEFILE} _RECURSING_PROGS= \
SUBDIR= PROG=$p ${x.$p})
# Pseudo targets for PROG, such as 'install'.
.for t in ${PROGS_TARGETS:O:u}
$p.$t: .PHONY .MAKE
(cd ${.CURDIR} && \
DEPENDFILE=.depend.$p \
${MAKE} -f ${MAKEFILE} _RECURSING_PROGS= \
SUBDIR= PROG=$p ${x.$p} ${@:E})
.endfor
.endfor
# Depend main pseudo targets on all PROG.pseudo targets too.
.for t in ${PROGS_TARGETS:O:u}
$t: ${PROGS:%=%.$t}
.endfor
.endif