pkgsrc/archivers/bzip2/buildlink3.mk
jlam d2b62c66fb Create a new variable PREFER_NATIVE that has the opposite semantics
as PREFER_PKGSRC.  Preferences are determined by the most specific
instance of the package in either PREFER_PKGSRC or PREFER_NATIVE.  If
a package is specified in neither or in both variables, then PREFER_PKGSRC
has precedence over PREFER_NATIVE.
2004-02-12 02:35:06 +00:00

76 lines
2 KiB
Makefile

# $NetBSD: buildlink3.mk,v 1.13 2004/02/12 02:35:06 jlam Exp $
BUILDLINK_DEPTH:= ${BUILDLINK_DEPTH}+
BZIP2_BUILDLINK3_MK:= ${BZIP2_BUILDLINK3_MK}+
.include "../../mk/bsd.prefs.mk"
.if !empty(BZIP2_BUILDLINK3_MK:M+)
BUILDLINK_PACKAGES+= bzip2
BUILDLINK_DEPENDS.bzip2+= bzip2>=1.0.1
BUILDLINK_PKGSRCDIR.bzip2?= ../../archivers/bzip2
.endif # BZIP2_BUILDLINK3_MK
BUILDLINK_CHECK_BUILTIN.bzip2?= NO
.if !defined(BUILDLINK_IS_BUILTIN.bzip2)
BUILDLINK_IS_BUILTIN.bzip2= NO
. if exists(/usr/include/bzlib.h)
BUILDLINK_IS_BUILTIN.bzip2!= \
if ${GREP} -q "BZ2_" /usr/include/bzlib.h; then \
${ECHO} "YES"; \
else \
${ECHO} "NO"; \
fi
. endif
. if !empty(BUILDLINK_CHECK_BUILTIN.bzip2:M[nN][oO])
#
# Solaris 9 has bzip2 1.0.1, build it on older versions.
# Darwin only has static libbz2.a, which can't be buildlinked.
#
_INCOMPAT_BZIP2?= SunOS-5.[678]-* Darwin-*
. for _pattern_ in ${_INCOMPAT_BZIP2} ${INCOMPAT_BZIP2}
. if !empty(MACHINE_PLATFORM:M${_pattern_})
BUILDLINK_IS_BUILTIN.bzip2= NO
. endif
. endfor
. endif
MAKEFLAGS+= BUILDLINK_IS_BUILTIN.bzip2=${BUILDLINK_IS_BUILTIN.bzip2}
.endif
.if !empty(BUILDLINK_IS_BUILTIN.bzip2:M[yY][eE][sS])
BUILDLINK_USE_BUILTIN.bzip2= YES
.else
BUILDLINK_USE_BUILTIN.bzip2= NO
.endif
.if !empty(PREFER_NATIVE:M[yY][eE][sS]) && \
!empty(BUILDLINK_IS_BUILTIN.bzip2:M[yY][eE][sS])
BUILDLINK_USE_BUILTIN.bzip2= YES
.endif
.if !empty(PREFER_PKGSRC:M[yY][eE][sS])
BUILDLINK_USE_BUILTIN.bzip2= NO
.endif
.if !empty(PREFER_NATIVE:Mbzip2) && \
!empty(BUILDLINK_IS_BUILTIN.bzip2:M[yY][eE][sS])
BUILDLINK_USE_BUILTIN.bzip2= YES
.endif
.if !empty(PREFER_PKGSRC:Mbzip2)
BUILDLINK_USE_BUILTIN.bzip2= NO
.endif
.if defined(USE_BZIP2)
BUILDLINK_USE_BUILTIN.bzip2= NO
.endif
.if !empty(BUILDLINK_CHECK_BUILTIN.bzip2:M[yY][eE][sS])
BUILDLINK_USE_BUILTIN.bzip2= YES
.endif
.if !empty(BUILDLINK_USE_BUILTIN.bzip2:M[nN][oO])
. if !empty(BUILDLINK_DEPTH:M+)
BUILDLINK_DEPENDS+= bzip2
. endif
.endif
BUILDLINK_DEPTH:= ${BUILDLINK_DEPTH:S/+$//}