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# $NetBSD: oss.builtin.mk,v 1.3 2009/03/17 22:13:36 rillig Exp $

BUILTIN_PKG:= oss

BUILTIN_FIND_LIBS:= ossaudio
BUILTIN_FIND_FILES_VAR:= H_SOUNDCARD
BUILTIN_FIND_FILES.H_SOUNDCARD= /usr/include/soundcard.h \
/usr/include/sys/soundcard.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.oss)
IS_BUILTIN.oss= no
. if empty(H_SOUNDCARD:M${LOCALBASE}/*) && empty(H_SOUNDCARD:M__nonexistent__)
IS_BUILTIN.oss= yes
. endif
.endif
MAKEVARS+= IS_BUILTIN.oss

###
### 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.oss)
# XXX
# XXX OSS support must always be native as it's provided by the OS.
# XXX
PREFER.oss= native
. if ${PREFER.oss} == "pkgsrc"
USE_BUILTIN.oss= no
. else
USE_BUILTIN.oss= ${IS_BUILTIN.oss}
. if defined(BUILTIN_PKG.oss) && \
!empty(IS_BUILTIN.oss:M[yY][eE][sS])
USE_BUILTIN.oss= yes
. for _dep_ in ${BUILDLINK_API_DEPENDS.oss}
. if !empty(USE_BUILTIN.oss:M[yY][eE][sS])
USE_BUILTIN.oss!= \
if ${PKG_ADMIN} pmatch ${_dep_:Q} ${BUILTIN_PKG.oss:Q}; then \
${ECHO} yes; \
else \
${ECHO} no; \
fi
. endif
. endfor
. endif
. endif # PREFER.oss
.endif
MAKEVARS+= USE_BUILTIN.oss

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

. if !empty(USE_BUILTIN.oss:M[yY][eE][sS])
BUILDLINK_PREFIX.oss= /usr
. if !empty(BUILTIN_LIB_FOUND.ossaudio:M[yY][eE][sS])
BUILDLINK_LDADD.oss= -lossaudio
. else
BUILDLINK_LDADD.oss= # empty
BUILDLINK_TRANSFORM+= rm:-lossaudio
. endif
. endif

# Many OSS-aware programs expect <soundcard.h> to be found as either
# <sys/soundcard.h> or <machine/soundcard.h>, so create a dummy version.
# Also include <sys/ioctl.h> prior to including <soundcard.h> since we
# need definitions for _IOWR and friends.
#
BUILDLINK_TARGETS+= buildlink-oss-soundcard-h
.PHONY: buildlink-oss-soundcard-h
buildlink-oss-soundcard-h:
${RUN} \
sys_soundcard_h=${BUILDLINK_DIR}/include/sys/soundcard.h; \
soundcard_h=${BUILDLINK_PREFIX.oss}/include/soundcard.h; \
if ${TEST} ! -f $${sys_soundcard_h} -a -f $${soundcard_h}; then \
${ECHO_BUILDLINK_MSG} "Creating $${sys_soundcard_h}."; \
${MKDIR} `${DIRNAME} $${sys_soundcard_h}`; \
( ${ECHO} "#ifndef BUILDLINK_SYS_SOUNDCARD_H"; \
${ECHO} "#define BUILDLINK_SYS_SOUNDCARD_H"; \
${ECHO} "#include <sys/ioctl.h>"; \
${ECHO} "#include <soundcard.h>"; \
${ECHO} "#endif"; \
) > $${sys_soundcard_h}; \
fi; \
mach_soundcard_h=${BUILDLINK_DIR}/include/machine/soundcard.h; \
if ${TEST} ! -f $${mach_soundcard_h} -a -f $${sys_soundcard_h}; then \
${ECHO_BUILDLINK_MSG} "Creating $${mach_soundcard_h}."; \
${MKDIR} `${DIRNAME} $${mach_soundcard_h}`; \
${LN} -s $${sys_soundcard_h} $${mach_soundcard_h}; \
fi

.endif # CHECK_BUILTIN.oss
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