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# $NetBSD: buildlink2.mk,v 1.7 2004/02/12 01:59:38 jlam Exp $
#
# Optionally define USE_GNU_READLINE to force use of GNU readline.
#
# NOTE: You may need to do some more work to get libedit recognized over
# libreadline, especially by GNU configure scripts.
.if !defined(READLINE_BUILDLINK2_MK)
READLINE_BUILDLINK2_MK= # defined
.include "../../mk/bsd.prefs.mk"
BUILDLINK_DEPENDS.readline?= readline>=2.2
BUILDLINK_PKGSRCDIR.readline?= ../../devel/readline
.if exists(/usr/include/readline.h) || \
exists(/usr/include/readline/readline.h)
_BUILTIN_READLINE= YES
.else
_BUILTIN_READLINE= NO
.endif
#
# This catch-all for SunOS is probably too broad, but better to err on
# the safe side. We can narrow down the match when we have better
# information.
#
_INCOMPAT_READLINE= SunOS-*-*
.for _pattern_ in ${_INCOMPAT_READLINE} ${INCOMPAT_READLINE}
. if !empty(MACHINE_PLATFORM:M${_pattern_})
_BUILTIN_READLINE= NO
. endif
.endfor
.if ${_BUILTIN_READLINE} == "YES"
_NEED_GNU_READLINE= NO
.else
_NEED_GNU_READLINE= YES
.endif
.if !empty(PREFER_PKGSRC:M[yY][eE][sS]) || \
!empty(PREFER_PKGSRC:Mreadline)
_NEED_GNU_READLINE= YES
.endif
.if defined(USE_GNU_READLINE)
_NEED_GNU_READLINE= YES
.endif
.if ${_NEED_GNU_READLINE} == "YES"
BUILDLINK_PACKAGES+= readline
EVAL_PREFIX+= BUILDLINK_PREFIX.readline=readline
BUILDLINK_PREFIX.readline_DEFAULT= ${LOCALBASE}
.else
BUILDLINK_PREFIX.readline= /usr
.endif
BUILDLINK_PREFIX.history= ${BUILDLINK_PREFIX.readline}
BUILDLINK_FILES.readline= include/readline.h
BUILDLINK_FILES.readline+= include/readline/*
BUILDLINK_FILES.readline+= lib/libreadline.*
BUILDLINK_FILES.history= include/history.h
BUILDLINK_FILES.history+= lib/libhistory.*
.if ${_NEED_GNU_READLINE} == "NO"
_BLNK_LIBEDIT_LIST!= ${ECHO} /usr/lib/libedit.*
. if ${_BLNK_LIBEDIT_LIST} != "/usr/lib/libedit.*"
BUILDLINK_FILES.readline+= lib/libedit.*
BUILDLINK_TRANSFORM.readline= -e "s|include/readline.h|include/readline/readline.h|g"
BUILDLINK_TRANSFORM+= l:readline:edit
BUILDLINK_FILES.history+= lib/libedit.*
BUILDLINK_TRANSFORM.history= -e "s|include/history.h|include/readline/history.h|g"
BUILDLINK_TRANSFORM+= l:history:edit
. endif
.endif
BUILDLINK_TARGETS+= readline-buildlink
BUILDLINK_TARGETS+= history-buildlink
readline-buildlink: _BUILDLINK_USE
history-buildlink: _BUILDLINK_USE
.endif # READLINE_BUILDLINK2_MK
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