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# $NetBSD: autoconf.mk,v 1.4 2004/02/20 09:58:49 jlam Exp $
#
# makefile fragment for packages that use autoconf
# AUTOCONF_REQD can be set to the minimum version required.
# It adds a build dependency on the appropriate autoconf package
# and sets the following variables:
# AUTOCONF: autoconf binary to use
# AUTORECONF: autoreconf binary to use
# AUTOHEADER: autoheader binary to use
#
.if !defined(AUTOCONF_MK)
AUTOCONF_MK= # defined
# minimal required version
AUTOCONF_REQD?= 2.50
.if empty(AUTOCONF_REQD:M2.1[0-9]*)
BUILD_DEPENDS+= autoconf>=${AUTOCONF_REQD}:../../devel/autoconf
AUTOCONF= ${LOCALBASE}/bin/autoconf
AUTORECONF= ${LOCALBASE}/bin/autoreconf
AUTOHEADER= ${LOCALBASE}/bin/autoheader
.else
BUILD_DEPENDS+= autoconf213>=${AUTOCONF_REQD}:../../devel/autoconf213
AUTOCONF= ${LOCALBASE}/bin/autoconf-2.13
AUTORECONF= ${LOCALBASE}/bin/autoreconf-2.13
AUTOHEADER= ${LOCALBASE}/bin/autoheader-2.13
. if defined(USE_LIBTOOL)
pre-configure: do-libtool-m4-override
. endif
.endif
# LIBTOOL_M4_OVERRIDE lists the locations where the libtool.m4 symlink
# will be created. The libtool.m4 is only created if a GNU configure
# script exists at that location.
#
LIBTOOL_M4_OVERRIDE?= libtool.m4 */libtool.m4 */*/libtool.m4
# Symlink the libtool-1.4.m4 file into any directory in which there's a
# configure script under ${WRKSRC}. The symlink is called "libtool.m4",
# which is the name expected by the autoconf tools. The symlinking is
# only done if ${AUTOCONF_REQD} == 2.13 and USE_LIBTOOL is defined. This
# allows autoconf-2.13, autoreconf-2.13 and aclocal-2.13 to use the older
# libtool.m4 file when regenerating files. This is okay, because we later
# override the generated libtool file anyway.
#
.PHONY: do-libtool-m4-override
do-libtool-m4-override:
.for _pattern_ in ${LIBTOOL_M4_OVERRIDE}
${_PKG_SILENT}${_PKG_DEBUG}cd ${WRKSRC}; \
for file in ${_pattern_:S/libtool.m4$/configure/}; do \
if [ -f "$$file" ]; then \
libtool_m4=`${DIRNAME} $$file`/libtool.m4; \
${LN} -sf ${_PKGSRCDIR}/mk/gnu-config/libtool-1.4.m4 \
$$libtool_m4; \
fi; \
done
.endfor
.endif # AUTOCONF_MK
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