3 # The include file <bsd.obj.mk> handles creating the 'obj' directory
4 # and cleaning up object files, etc.
8 # CLEANDIRS Additional directories to remove for the clean target.
10 # CLEANFILES Additional files to remove for the clean target.
12 # MAKEOBJDIR A pathname for the directory where the targets
13 # are built. Note: MAKEOBJDIR is an *environment* variable
14 # and works properly only if set as an environment variable,
15 # not as a global or command line variable!
17 # E.g. use `env MAKEOBJDIR=temp-obj make'
19 # MAKEOBJDIRPREFIX Specifies somewhere other than /usr/obj to root the object
20 # tree. Note: MAKEOBJDIRPREFIX is an *environment* variable
21 # and works properly only if set as an environment variable,
22 # not as a global or command line variable!
24 # E.g. use `env MAKEOBJDIRPREFIX=/somewhere/obj make'
26 # NO_OBJ Do not create object directories. This should not be set
27 # if anything is built.
32 # remove ${CLEANFILES}; remove ${CLEANDIRS} and all contents.
35 # remove the build directory (and all its contents) created by obj
38 # create build directory.
41 .if !target(__<bsd.obj.mk>__)
45 .if defined(MAKEOBJDIRPREFIX)
46 CANONICALOBJDIR:=${MAKEOBJDIRPREFIX}${.CURDIR}
47 .elif defined(MAKEOBJDIR) && ${MAKEOBJDIR:M/*} != ""
48 CANONICALOBJDIR:=${MAKEOBJDIR}
49 OBJTOP?= ${MAKEOBJDIR}
51 CANONICALOBJDIR:=/usr/obj${.CURDIR}
54 OBJTOP?= ${.OBJDIR:S,${.CURDIR},,}${SRCTOP}
57 # Warn of unorthodox object directory.
59 # The following directories are tried in order for ${.OBJDIR}:
61 # 1. ${MAKEOBJDIRPREFIX}/`pwd`
68 # If ${.OBJDIR} is constructed using canonical cases 1 or 5, or
69 # case 2 (using MAKEOBJDIR), don't issue a warning. Otherwise,
70 # issue a warning differentiating between cases 6 and (3 or 4).
73 .if !defined(NO_OBJ) && ${.OBJDIR} != ${CANONICALOBJDIR} && \
74 !(defined(MAKEOBJDIRPREFIX) && exists(${CANONICALOBJDIR}/)) && \
75 !(defined(MAKEOBJDIR) && exists(${MAKEOBJDIR}/))
76 .if ${.OBJDIR} == ${.CURDIR}
77 @${ECHO} "Warning: Object directory not changed from original ${.CURDIR}"
78 .elif exists(${.CURDIR}/obj.${MACHINE}/) || exists(${.CURDIR}/obj/)
79 @${ECHO} "Warning: Using ${.OBJDIR} as object directory instead of\
80 canonical ${CANONICALOBJDIR}"
87 @if ! test -d ${CANONICALOBJDIR}/; then \
88 mkdir -p ${CANONICALOBJDIR}; \
89 if ! test -d ${CANONICALOBJDIR}/; then \
90 ${ECHO} "Unable to create ${CANONICALOBJDIR}."; \
93 ${ECHO} "${CANONICALOBJDIR} created for ${.CURDIR}"; \
95 .for dir in ${SRCS:H:O:u}
96 @if ! test -d ${CANONICALOBJDIR}/${dir}/; then \
97 mkdir -p ${CANONICALOBJDIR}/${dir}; \
98 if ! test -d ${CANONICALOBJDIR}/${dir}/; then \
99 ${ECHO} "Unable to create ${CANONICALOBJDIR}/${dir}."; \
102 ${ECHO} "${CANONICALOBJDIR}/${dir} created for ${.CURDIR}"; \
109 @if test -d ${CANONICALOBJDIR}/; then \
110 rm -f ${.CURDIR}/obj; \
111 ln -s ${CANONICALOBJDIR} ${.CURDIR}/obj; \
113 echo "No ${CANONICALOBJDIR} to link to - do a make obj."; \
116 .endif # !defined(NO_OBJ)
119 # where would that obj directory be?
121 .if !target(whereobj)
126 .if ${CANONICALOBJDIR} != ${.CURDIR} && exists(${CANONICALOBJDIR}/)
128 @rm -rf ${CANONICALOBJDIR}
130 cleanobj: clean cleandepend
132 @if [ -L ${.CURDIR}/obj ]; then rm -f ${.CURDIR}/obj; fi
134 # Tell bmake not to look for generated files via .PATH
135 .if !empty(CLEANFILES)
136 .NOPATH: ${CLEANFILES}
141 .if defined(CLEANFILES) && !empty(CLEANFILES)
144 .if defined(CLEANDIRS) && !empty(CLEANDIRS)
151 .include <bsd.subdir.mk>
153 .endif # !target(__<bsd.obj.mk>__)