# $NetBSD: builtin.mk,v 1.3 2005/06/01 18:03:23 jlam Exp $

BUILTIN_PKG:=	expat

BUILTIN_FIND_FILES_VAR:=	H_EXPAT
BUILTIN_FIND_FILES.H_EXPAT=	${X11BASE}/include/expat.h

.include "../../mk/buildlink3/bsd.builtin.mk"

###
### Determine if there is a built-in implementation of the package and
### set IS_BUILTIN.<pkg> appropriately ("yes" or "no").
###
.if !defined(IS_BUILTIN.expat)
IS_BUILTIN.expat=	no
.  if exists(${H_EXPAT})
PKGSRC_USE_TOOLS+=	imake			# XXX
IMAKE?=			${X11BASE}/bin/imake	# XXX
.    if defined(IMAKE) && exists(${IMAKE})
IS_BUILTIN.expat!=							\
	${IMAKE} -DUseInstalled -I${X11BASE}/lib/X11/config		\
		-f ${BUILDLINK_PKGSRCDIR.expat}/builtin-imake.mk	\
		-s - |							\
	${MAKE} -f - builtin-test
.    endif
.  endif
.endif
MAKEVARS+=	IS_BUILTIN.expat

###
### If there is a built-in implementation, then set BUILTIN_PKG.<pkg> to
### a package name to represent the built-in package.
###
.if !defined(BUILTIN_PKG.expat) && \
    !empty(IS_BUILTIN.expat:M[yY][eE][sS]) && \
    exists(${H_EXPAT})
BUILTIN_VERSION.expat!=							\
	${AWK} '/\#define[ 	]*XML_MAJOR_VERSION/ { M = $$3 }	\
		/\#define[ 	]*XML_MINOR_VERSION/ { m = "."$$3 }	\
		/\#define[ 	]*XML_MICRO_VERSION/ { u = "."$$3 }	\
		END { printf "%s%s%s\n", M, m, u }'			\
		${H_EXPAT}
BUILTIN_PKG.expat=	expat-${BUILTIN_VERSION.expat}
.endif
MAKEVARS+=	BUILTIN_PKG.expat

###
### Determine whether we should use the built-in implementation if it
### exists, and set USE_BUILTIN.<pkg> appropriate ("yes" or "no").
###
.if !defined(USE_BUILTIN.expat)
.  if ${PREFER.expat} == "pkgsrc"
USE_BUILTIN.expat=	no
.  else
USE_BUILTIN.expat=	${IS_BUILTIN.expat}
.    if defined(BUILTIN_PKG.expat) && \
        !empty(IS_BUILTIN.expat:M[yY][eE][sS])
USE_BUILTIN.expat=	yes
.      for _dep_ in ${BUILDLINK_DEPENDS.expat}
.        if !empty(USE_BUILTIN.expat:M[yY][eE][sS])
USE_BUILTIN.expat!=							\
	if ${PKG_ADMIN} pmatch ${_dep_:Q} ${BUILTIN_PKG.expat:Q}; then	\
		${ECHO} yes;						\
	else								\
		${ECHO} no;						\
	fi
.        endif
.      endfor
.    endif
.  endif  # PREFER.expat
.endif
MAKEVARS+=	USE_BUILTIN.expat

###
### The section below only applies if we are not including this file
### solely to determine whether a built-in implementation exists.
###
CHECK_BUILTIN.expat?=	no
.if !empty(CHECK_BUILTIN.expat:M[nN][oO])

.  if !empty(USE_BUILTIN.expat:M[nN][oO])
BUILDLINK_DEPENDS.expat+=	expat>=1.95.4
.  endif

.  if !empty(USE_BUILTIN.expat:M[yY][eE][sS])
BUILDLINK_PREFIX.expat=	${X11BASE}
.    include "../../mk/x11.buildlink3.mk"
.    include "../../mk/x11.builtin.mk"
.  endif

.endif	# CHECK_BUILTIN.expat