bsd.progs.mk revision 291338 
1# $FreeBSD: head/share/mk/bsd.progs.mk 291338 2015-11-25 22:32:16Z bdrewery $
2# $Id: progs.mk,v 1.11 2012/11/06 17:18:54 sjg Exp $
3#
4#	@(#) Copyright (c) 2006, Simon J. Gerraty
5#
6#	This file is provided in the hope that it will
7#	be of use.  There is absolutely NO WARRANTY.
8#	Permission to copy, redistribute or otherwise
9#	use this file is hereby granted provided that 
10#	the above copyright notice and this notice are
11#	left intact. 
12#      
13#	Please send copies of changes and bug-fixes to:
14#	sjg@crufty.net
15#
16
17.MAIN: all
18
19.if defined(PROGS) || defined(PROGS_CXX)
20# we really only use PROGS below...
21PROGS += ${PROGS_CXX}
22
23# In meta mode, we can capture dependenices for _one_ of the progs.
24# if makefile doesn't nominate one, we use the first.
25.ifndef UPDATE_DEPENDFILE_PROG
26UPDATE_DEPENDFILE_PROG = ${PROGS:[1]}
27.export UPDATE_DEPENDFILE_PROG
28.endif
29
30.ifndef PROG
31# They may have asked us to build just one
32.for t in ${PROGS}
33.if make($t)
34.if ${PROGS_CXX:U:M${t}}
35PROG_CXX ?= $t
36.endif
37PROG ?= $t
38.endif
39.endfor
40.endif
41
42.if defined(PROG)
43# just one of many
44PROG_OVERRIDE_VARS +=	BINDIR BINGRP BINOWN BINMODE DPSRCS MAN NO_WERROR \
45			PROGNAME SRCS WARNS
46PROG_VARS +=	CFLAGS CPPFLAGS CXXFLAGS DPADD DPLIBS LDADD LIBADD LINKS \
47		LDFLAGS MLINKS ${PROG_OVERRIDE_VARS}
48.for v in ${PROG_VARS:O:u}
49.if empty(${PROG_OVERRIDE_VARS:M$v})
50.if defined(${v}.${PROG})
51$v += ${${v}.${PROG}}
52.elif defined(${v}_${PROG})
53$v += ${${v}_${PROG}}
54.endif
55.else
56$v ?=
57.endif
58.endfor
59
60# for meta mode, there can be only one!
61.if ${PROG} == ${UPDATE_DEPENDFILE_PROG}
62UPDATE_DEPENDFILE ?= yes
63.endif
64UPDATE_DEPENDFILE ?= NO
65
66# prog.mk will do the rest
67.else # !defined(PROG)
68all: ${PROGS}
69
70# We cannot capture dependencies for meta mode here
71UPDATE_DEPENDFILE = NO
72.endif
73.endif	# PROGS || PROGS_CXX
74
75# These are handled by the main make process.
76.ifdef _RECURSING_PROGS
77_PROGS_GLOBAL_VARS= CLEANFILES CLEANDIRS FILESGROUPS SCRIPTS CONFGROUPS
78.for v in ${_PROGS_GLOBAL_VARS}
79$v =
80.endfor
81.endif
82
83# handle being called [bsd.]progs.mk
84.include <bsd.prog.mk>
85
86.if !empty(PROGS) && !defined(_RECURSING_PROGS) && !defined(PROG)
87# tell progs.mk we might want to install things
88PROGS_TARGETS+= checkdpadd clean cleandepend cleandir depend install
89
90# Find common sources among the PROGS and depend on them before building
91# anything.  This allows parallelization without them each fighting over
92# the same objects.
93_PROGS_COMMON_SRCS=
94_PROGS_ALL_SRCS=
95.for p in ${PROGS}
96.for s in ${SRCS.${p}}
97.if ${_PROGS_ALL_SRCS:M${s}} && !${_PROGS_COMMON_SRCS:M${s}}
98_PROGS_COMMON_SRCS+=	${s}
99.else
100_PROGS_ALL_SRCS+=	${s}
101.endif
102.endfor
103.endfor
104.if !empty(_PROGS_COMMON_SRCS)
105_PROGS_COMMON_OBJS=	${_PROGS_COMMON_SRCS:M*.h}
106.if !empty(_PROGS_COMMON_SRCS:N*.h)
107_PROGS_COMMON_OBJS+=	${_PROGS_COMMON_SRCS:N*.h:R:S/$/.o/g}
108.endif
109${PROGS}: ${_PROGS_COMMON_OBJS}
110.endif
111
112.for p in ${PROGS}
113.if defined(PROGS_CXX) && !empty(PROGS_CXX:M$p)
114# bsd.prog.mk may need to know this
115x.$p= PROG_CXX=$p
116.endif
117
118# Main PROG target
119$p ${p}_p: .PHONY .MAKE
120	(cd ${.CURDIR} && \
121	    DEPENDFILE=.depend.$p \
122	    NO_SUBDIR=1 ${MAKE} -f ${MAKEFILE} _RECURSING_PROGS= \
123	    PROG=$p ${x.$p})
124
125# Pseudo targets for PROG, such as 'install'.
126.for t in ${PROGS_TARGETS:O:u}
127$p.$t: .PHONY .MAKE
128	(cd ${.CURDIR} && \
129	    DEPENDFILE=.depend.$p \
130	    NO_SUBDIR=1 ${MAKE} -f ${MAKEFILE} _RECURSING_PROGS= \
131	    PROG=$p ${x.$p} ${@:E})
132.endfor
133.endfor
134
135# Depend main pseudo targets on all PROG.pseudo targets too.
136.for t in ${PROGS_TARGETS:O:u}
137$t: ${PROGS:%=%.$t}
138.endfor
139.endif	# !empty(PROGS) && !defined(_RECURSING_PROGS) && !defined(PROG)
140