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# $NetBSD: dlopen.builtin.mk,v 1.10 2005/01/20 15:22:39 jlam Exp $
.for _lib_ in dl
. if !defined(_BLNK_LIB_FOUND.${_lib_})
_BLNK_LIB_FOUND.${_lib_}!= \
if ${TEST} "`${ECHO} /usr/lib/lib${_lib_}.*`" != "/usr/lib/lib${_lib_}.*"; then \
${ECHO} "yes"; \
elif ${TEST} "`${ECHO} /lib/lib${_lib_}.*`" != "/lib/lib${_lib_}.*"; then \
${ECHO} "yes"; \
else \
${ECHO} "no"; \
fi
BUILDLINK_VARS+= _BLNK_LIB_FOUND.${_lib_}
. endif
.endfor
.undef _lib_
.if !defined(IS_BUILTIN.dl)
IS_BUILTIN.dl= no
. if exists(/usr/include/dlfcn.h) || exists(/opt/gcc.3.3/include/dlfcn.h)
IS_BUILTIN.dl= yes
. endif
BUILDLINK_VARS+= IS_BUILTIN.dl
.endif # IS_BUILTIN.pthread
.if !defined(USE_BUILTIN.dl)
USE_BUILTIN.dl= ${IS_BUILTIN.dl}
. if ${OPSYS} == "Darwin"
USE_BUILTIN.dl= no # Darwin uses devel/dlcompat
. endif
.endif
#
# The following platforms require pthreads to be linked into the
# application if it uses dlopen() or else the applications will core
# dump when they dlopen a shared module that _is_ linked with pthread
# support.
#
_DLOPEN_REQUIRE_PTHREAD_PLATFORMS= \
NetBSD-2.[0-9]_*-* \
NetBSD-2.[0-9]-* NetBSD-2.[0-9].[0-9]*-* \
NetBSD-2.[0-8][0-9]*-* NetBSD-2.9[0-8]*-* \
NetBSD-2.99.[0-9]-* NetBSD-2.99.10-*
_DLOPEN_REQUIRE_PTHREADS?= no
.for _pattern_ in ${_DLOPEN_REQUIRE_PTHREAD_PLATFORMS}
. if !empty(MACHINE_PLATFORM:M${_pattern_})
. if !empty(PREFER_NATIVE_PTHREADS:M[yY][eE][sS])
_DLOPEN_REQUIRE_PTHREADS= yes
. endif
. endif
.endfor
#
# DLOPEN_REQUIRE_PTHREADS is a user- and package-settable yes/no variable
# whose value decides whether pthread.buildlink3.mk is automatically
# included or not. Its default value depends on whether native
# pthreads exist.
#
.if defined(DLOPEN_REQUIRE_PTHREADS)
_DLOPEN_REQUIRE_PTHREADS:= ${DLOPEN_REQUIRE_PTHREADS}
.else
DLOPEN_REQUIRE_PTHREADS= ${_DLOPEN_REQUIRE_PTHREADS}
.endif
CHECK_BUILTIN.dl?= no
.if !empty(CHECK_BUILTIN.dl:M[nN][oO])
. if !empty(USE_BUILTIN.dl:M[yY][eE][sS])
BUILDLINK_PREFIX.dl= /usr
. if !empty(_BLNK_LIB_FOUND.dl:M[yY][eE][sS])
#
# No need to add this to BUILDLINK_LIBS.dl since most GNU configure
# scripts already check for -ldl themselves.
#
BUILDLINK_LDADD.dl= -ldl
. endif
. if !empty(_DLOPEN_REQUIRE_PTHREADS:M[yY][eE][sS])
BUILDLINK_DEPTH:= ${BUILDLINK_DEPTH}+
. include "../../mk/pthread.buildlink3.mk"
BUILDLINK_DEPTH:= ${BUILDLINK_DEPTH:S/+$//}
. include "../../mk/pthread.builtin.mk"
BUILDLINK_CFLAGS.dl+= ${PTHREAD_CFLAGS}
BUILDLINK_LDFLAGS.dl+= ${PTHREAD_LDFLAGS}
BUILDLINK_LIBS.dl+= ${PTHREAD_LIBS}
. endif
. endif # USE_BUILTIN.dl == yes
.endif # CHECK_BUILTIN.dl
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