Check for the version of the XFree86-provided expat software.

1 files changed, 93 insertions, 5 deletions

diff --git a/textproc/expat/buildlink3.mk b/textproc/expat/buildlink3.mk
index 91deb6683db..aab2065073c 100644
--- a/textproc/expat/buildlink3.mk
+++ b/textproc/expat/buildlink3.mk
@@ -1,16 +1,104 @@
-# $NetBSD: buildlink3.mk,v 1.4 2004/01/24 03:26:48 jlam Exp $
+# $NetBSD: buildlink3.mk,v 1.5 2004/02/17 08:24:30 jlam Exp $
 
 BUILDLINK_DEPTH:=	${BUILDLINK_DEPTH}+
 EXPAT_BUILDLINK3_MK:=	${EXPAT_BUILDLINK3_MK}+
 
-.if !empty(BUILDLINK_DEPTH:M+)
-BUILDLINK_DEPENDS+=	expat
-.endif
+.include "../../mk/bsd.prefs.mk"
 
 .if !empty(EXPAT_BUILDLINK3_MK:M+)
 BUILDLINK_PACKAGES+=		expat
 BUILDLINK_DEPENDS.expat+=	expat>=1.95.4
-BUILDLINK_PKGSRCDIR.expat?=	../../textproc/expat
+BUILDLINK_PKGSRCDIR.expat?=	../../x11/expat
+BUILDLINK_DEPMETHOD.expat?=	build
+.endif	# EXPAT_BUILDLINK3_MK
+
+BUILDLINK_CHECK_BUILTIN.expat?=	NO
+
+_EXPAT_H=	${X11BASE}/include/expat.h
+_X11_TMPL=	${X11BASE}/lib/X11/config/X11.tmpl
+
+.if !defined(BUILDLINK_IS_BUILTIN.expat)
+BUILDLINK_IS_BUILTIN.expat=	NO
+.  if exists(${_X11_TMPL}) && exists(${_X11_EXTENSIONS_EXPAT_H})
+_IS_BUILTIN.expat!=							\
+	if ${GREP} -q BuildExpatLibrary ${_X11_TMPL}; then		\
+		${ECHO} "YES";						\
+	else								\
+		${ECHO} "NO";						\
+	fi
+BUILDLINK_IS_BUILTIN.expat=	${_IS_BUILTIN.expat}
+.    if !empty(BUILDLINK_CHECK_BUILTIN.expat:M[nN][oO]) && \
+        !empty(_IS_BUILTIN.expat:M[yY][eE][sS])
+#
+# Create an appropriate package name for the built-in expat 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.
+#
+_EXPAT_MAJOR!=	\
+	${AWK} '/\#define[ 	]*XML_MAJOR_REVISION/ { print $$3 }'	\
+		${_EXPAT_H}
+_EXPAT_MINOR!=	\
+	${AWK} '/\#define[ 	]*XML_MINOR_REVISION/ { print $$3 }'	\
+		${_EXPAT_H}
+_EXPAT_MICRO!=	\
+	${AWK} '/\#define[ 	]*XML_MICRO_REVISION/ { print $$3 }'	\
+		${_EXPAT_H}
+_EXPAT_VERSION=	${_EXPAT_MAJOR}.${_EXPAT_MINOR}.${_EXPAT_MICRO}
+_EXPAT_PKG=		expat-${_EXPAT_VERSION}
+BUILDLINK_IS_BUILTIN.expat?=	YES
+.      for _depend_ in ${BUILDLINK_DEPENDS.expat}
+.        if !empty(BUILDLINK_IS_BUILTIN.expat:M[yY][eE][sS])
+BUILDLINK_IS_BUILTIN.expat!=		\
+	if ${PKG_ADMIN} pmatch '${_depend_}' ${_EXPAT_PKG}; then	\
+		${ECHO} "YES";						\
+	else								\
+		${ECHO} "NO";						\
+	fi
+.        endif
+.      endfor
+.    endif
+.  endif
+MAKEFLAGS+=	BUILDLINK_IS_BUILTIN.expat=${BUILDLINK_IS_BUILTIN.expat}
+.endif
+
+.if !empty(BUILDLINK_IS_BUILTIN.expat:M[yY][eE][sS])
+BUILDLINK_USE_BUILTIN.expat=	YES
+.else
+BUILDLINK_USE_BUILTIN.expat=	NO
+.endif
+
+.if !empty(PREFER_NATIVE:M[yY][eE][sS]) && \
+    !empty(BUILDLINK_IS_BUILTIN.expat:M[yY][eE][sS])
+BUILDLINK_USE_BUILTIN.expat=	YES
+.endif
+.if !empty(PREFER_PKGSRC:M[yY][eE][sS])
+BUILDLINK_USE_BUILTIN.expat=	NO
+.endif
+.if !empty(PREFER_NATIVE:Mexpat) && \
+    !empty(BUILDLINK_IS_BUILTIN.expat:M[yY][eE][sS])
+BUILDLINK_USE_BUILTIN.expat=	YES
+.endif
+.if !empty(PREFER_PKGSRC:Mexpat)
+BUILDLINK_USE_BUILTIN.expat=	NO
+.endif
+
+.if !empty(BUILDLINK_CHECK_BUILTIN.expat:M[yY][eE][sS])
+BUILDLINK_USE_BUILTIN.expat=	YES
+.endif
+
+.if !empty(BUILDLINK_USE_BUILTIN.expat:M[nN][oO])
+.  if !empty(BUILDLINK_DEPTH:M+)
+BUILDLINK_DEPENDS+=		expat
+.  endif
+.endif
+
+.if !empty(EXPAT_BUILDLINK3_MK:M+)
+BUILDLINK_DEPENDS.expat+=	expat>=1.95.4
+.  if !empty(BUILDLINK_USE_BUILTIN.expat:M[yY][eE][sS])
+BUILDLINK_PREFIX.expat=	${X11BASE}
+.  endif
+USE_X11=	yes
 .endif	# EXPAT_BUILDLINK3_MK
 
 BUILDLINK_DEPTH:=	${BUILDLINK_DEPTH:S/+$//}