e4efb0343f
using dlopen() implies linking against libpthread. Idea for fix from PR pkg/29022 and probably also fixes PR pkg/28800.
87 lines
2.6 KiB
Makefile
87 lines
2.6 KiB
Makefile
# $NetBSD: dlopen.builtin.mk,v 1.10 2005/01/20 15:22:39 jlam Exp $
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.for _lib_ in dl
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. if !defined(_BLNK_LIB_FOUND.${_lib_})
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_BLNK_LIB_FOUND.${_lib_}!= \
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if ${TEST} "`${ECHO} /usr/lib/lib${_lib_}.*`" != "/usr/lib/lib${_lib_}.*"; then \
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${ECHO} "yes"; \
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elif ${TEST} "`${ECHO} /lib/lib${_lib_}.*`" != "/lib/lib${_lib_}.*"; then \
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${ECHO} "yes"; \
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else \
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${ECHO} "no"; \
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fi
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BUILDLINK_VARS+= _BLNK_LIB_FOUND.${_lib_}
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. endif
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.endfor
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.undef _lib_
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.if !defined(IS_BUILTIN.dl)
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IS_BUILTIN.dl= no
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. if exists(/usr/include/dlfcn.h) || exists(/opt/gcc.3.3/include/dlfcn.h)
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IS_BUILTIN.dl= yes
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. endif
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BUILDLINK_VARS+= IS_BUILTIN.dl
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.endif # IS_BUILTIN.pthread
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.if !defined(USE_BUILTIN.dl)
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USE_BUILTIN.dl= ${IS_BUILTIN.dl}
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. if ${OPSYS} == "Darwin"
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USE_BUILTIN.dl= no # Darwin uses devel/dlcompat
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. endif
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.endif
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#
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# The following platforms require pthreads to be linked into the
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# application if it uses dlopen() or else the applications will core
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# dump when they dlopen a shared module that _is_ linked with pthread
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# support.
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#
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_DLOPEN_REQUIRE_PTHREAD_PLATFORMS= \
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NetBSD-2.[0-9]_*-* \
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NetBSD-2.[0-9]-* NetBSD-2.[0-9].[0-9]*-* \
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NetBSD-2.[0-8][0-9]*-* NetBSD-2.9[0-8]*-* \
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NetBSD-2.99.[0-9]-* NetBSD-2.99.10-*
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_DLOPEN_REQUIRE_PTHREADS?= no
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.for _pattern_ in ${_DLOPEN_REQUIRE_PTHREAD_PLATFORMS}
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. if !empty(MACHINE_PLATFORM:M${_pattern_})
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. if !empty(PREFER_NATIVE_PTHREADS:M[yY][eE][sS])
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_DLOPEN_REQUIRE_PTHREADS= yes
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. endif
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. endif
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.endfor
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#
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# DLOPEN_REQUIRE_PTHREADS is a user- and package-settable yes/no variable
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# whose value decides whether pthread.buildlink3.mk is automatically
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# included or not. Its default value depends on whether native
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# pthreads exist.
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#
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.if defined(DLOPEN_REQUIRE_PTHREADS)
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_DLOPEN_REQUIRE_PTHREADS:= ${DLOPEN_REQUIRE_PTHREADS}
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.else
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DLOPEN_REQUIRE_PTHREADS= ${_DLOPEN_REQUIRE_PTHREADS}
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.endif
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CHECK_BUILTIN.dl?= no
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.if !empty(CHECK_BUILTIN.dl:M[nN][oO])
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. if !empty(USE_BUILTIN.dl:M[yY][eE][sS])
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BUILDLINK_PREFIX.dl= /usr
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. if !empty(_BLNK_LIB_FOUND.dl:M[yY][eE][sS])
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#
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# No need to add this to BUILDLINK_LIBS.dl since most GNU configure
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# scripts already check for -ldl themselves.
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#
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BUILDLINK_LDADD.dl= -ldl
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. endif
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. if !empty(_DLOPEN_REQUIRE_PTHREADS:M[yY][eE][sS])
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BUILDLINK_DEPTH:= ${BUILDLINK_DEPTH}+
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. include "../../mk/pthread.buildlink3.mk"
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BUILDLINK_DEPTH:= ${BUILDLINK_DEPTH:S/+$//}
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. include "../../mk/pthread.builtin.mk"
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BUILDLINK_CFLAGS.dl+= ${PTHREAD_CFLAGS}
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BUILDLINK_LDFLAGS.dl+= ${PTHREAD_LDFLAGS}
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BUILDLINK_LIBS.dl+= ${PTHREAD_LIBS}
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. endif
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. endif # USE_BUILTIN.dl == yes
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.endif # CHECK_BUILTIN.dl
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