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# $NetBSD: buildlink2.mk,v 1.14 2004/02/12 02:35:06 jlam Exp $
.if !defined(ZLIB_BUILDLINK2_MK)
ZLIB_BUILDLINK2_MK= # defined
.include "../../mk/bsd.prefs.mk"
BUILDLINK_DEPENDS.zlib?= zlib>=1.1.4nb1
BUILDLINK_PKGSRCDIR.zlib?= ../../devel/zlib
_ZLIB_H= /usr/include/zlib.h
.if !defined(BUILDLINK_IS_BUILTIN.zlib)
BUILDLINK_IS_BUILTIN.zlib= NO
. if exists(${_ZLIB_H})
#
# Create an appropriate name for the built-in package distributed
# with the system. This package name can be used to check against
# BUILDLINK_DEPENDS.<pkg> to see if we need to install the pkgsrc
# version or if the built-in one is sufficient.
#
_ZLIB_VERSION!= \
${AWK} '/\#define[ ]*ZLIB_VERSION/ { \
vers = $$3; \
gsub("\"", "", vers); \
print vers; \
} \
' ${_ZLIB_H}
_ZLIB_PKG= zlib-${_ZLIB_VERSION}
#
# If the built-in zlib is 1.1.4, then check whether it has the security
# fix for CAN-2003-0107, which was a buffer overflow in the gzprintf
# function. If it does, then treat it as the equivalent of zlib-1.1.4nb1.
#
_HAVE_CAN_2003_0107_FIX= NetBSD-1.3[I-Z]*-* NetBSD-1.[456]*-*
_HAVE_CAN_2003_0107_FIX+= NetBSD-[2-9]*-* NetBSD-1[0-9]*-*
#
# XXX These patterns for {Free,Open}BSD are too permissive, but I'm not
# XXX sure which versions of those OSes provide secure versions of
# XXX zlib-1.1.4.
#
_HAVE_CAN_2003_0107_FIX+= FreeBSD-*-* OpenBSD-*-*
. if ${_ZLIB_VERSION} == "1.1.4"
. for _pattern_ in ${_HAVE_CAN_2003_0107_FIX}
. if !empty(MACHINE_PLATFORM:M${_pattern_})
_ZLIB_PKG= zlib-1.1.4nb1
. endif
. endfor
. endif
_ZLIB_DEPENDS= ${BUILDLINK_DEPENDS.zlib}
BUILDLINK_IS_BUILTIN.zlib!= \
if ${PKG_ADMIN} pmatch '${_ZLIB_DEPENDS}' ${_ZLIB_PKG}; then \
${ECHO} "YES"; \
else \
${ECHO} "NO"; \
fi
. endif
MAKEFLAGS+= BUILDLINK_IS_BUILTIN.zlib=${BUILDLINK_IS_BUILTIN.zlib}
.endif
.if !empty(BUILDLINK_IS_BUILTIN.zlib:M[yY][eE][sS])
BUILDLINK_USE_BUILTIN.zlib= YES
.else
BUILDLINK_USE_BUILTIN.zlib= NO
.endif
.if !empty(PREFER_NATIVE:M[yY][eE][sS]) && \
${BUILDLINK_IS_BUILTIN.zlib} == "YES"
BUILDLINK_USE_BUILTIN.zlib= YES
.endif
.if !empty(PREFER_PKGSRC:M[yY][eE][sS])
BUILDLINK_USE_BUILTIN.zlib= NO
.endif
.if !empty(PREFER_NATIVE:Mzlib) && \
${BUILDLINK_IS_BUILTIN.zlib} == "YES"
BUILDLINK_USE_BUILTIN.zlib= YES
.endif
.if !empty(PREFER_PKGSRC:Mzlib)
BUILDLINK_USE_BUILTIN.zlib= NO
.endif
.if defined(USE_ZLIB)
BUILDLINK_USE_BUILTIN.zlib= NO
.endif
.if !empty(BUILDLINK_USE_BUILTIN.zlib:M[nN][oO])
BUILDLINK_PACKAGES+= zlib
EVAL_PREFIX+= BUILDLINK_PREFIX.zlib=zlib
BUILDLINK_PREFIX.zlib_DEFAULT= ${LOCALBASE}
#
# If we depend on the package, depend on the latest version with a library
# major number bump.
#
BUILDLINK_DEPENDS.zlib= zlib>=1.2.1
_BLNK_ZLIB_LDFLAGS= -L${BUILDLINK_PREFIX.zlib}/lib -lz
.else
BUILDLINK_PREFIX.zlib= /usr
_BLNK_ZLIB_LDFLAGS= -lz
.endif
LIBTOOL_ARCHIVE_UNTRANSFORM_SED+= \
-e "s|${BUILDLINK_PREFIX.zlib}/lib/libz.la|${_BLNK_ZLIB_LDFLAGS}|g" \
-e "s|${LOCALBASE}/lib/libz.la|${_BLNK_ZLIB_LDFLAGS}|g"
BUILDLINK_FILES.zlib= include/zconf.h
BUILDLINK_FILES.zlib+= include/zlib.h
BUILDLINK_FILES.zlib+= lib/libz.*
BUILDLINK_TARGETS+= zlib-buildlink
BUILDLINK_TARGETS+= zlib-libz-la
zlib-buildlink: _BUILDLINK_USE
zlib-libz-la:
${_PKG_SILENT}${_PKG_DEBUG} \
lafile="${BUILDLINK_DIR}/lib/libz.la"; \
libpattern="${BUILDLINK_PREFIX.zlib}/lib/libz.*"; \
${BUILDLINK_FAKE_LA}
.endif # ZLIB_BUILDLINK2_MK
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