97 lines
2.7 KiB
Makefile
97 lines
2.7 KiB
Makefile
# $NetBSD: pthread.builtin.mk,v 1.17 2024/01/13 20:26:47 riastradh Exp $
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BUILTIN_PKG:= pthread
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BUILTIN_FIND_LIBS:= pthread c_r rt
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BUILTIN_FIND_HEADERS_VAR= H_PTHREAD
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BUILTIN_FIND_HEADERS.H_PTHREAD= pthread.h
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.include "buildlink3/bsd.builtin.mk"
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###
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### Determine if there is a built-in implementation of the package and
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### set IS_BUILTIN.<pkg> appropriately ("yes" or "no").
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###
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.if !defined(IS_BUILTIN.pthread)
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IS_BUILTIN.pthread= no
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. if empty(H_PTHREAD:M${LOCALBASE}/*) && \
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exists(${TOOLS_CROSS_DESTDIR}${H_PTHREAD})
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IS_BUILTIN.pthread= yes
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. endif
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.endif
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MAKEVARS+= IS_BUILTIN.pthread
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###
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### Determine whether we should use the built-in implementation if it
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### exists, and set USE_BUILTIN.<pkg> appropriate ("yes" or "no").
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###
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#
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# We ignore the value of PREFER_PKGSRC and PREFER_NATIVE. Whether we
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# prefer one or the other is dependent on the value of
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# PREFER_NATIVE_PTHREADS, which is yes/no.
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#
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.if !defined(USE_BUILTIN.pthread)
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USE_BUILTIN.pthread= ${IS_BUILTIN.pthread}
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. if !empty(PREFER_NATIVE_PTHREADS:M[nN][oO])
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USE_BUILTIN.pthread= no
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. endif
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.endif
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MAKEVARS+= USE_BUILTIN.pthread
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###
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### The section below only applies if we are not including this file
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### solely to determine whether a built-in implementation exists.
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###
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CHECK_BUILTIN.pthread?= no
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.if !empty(CHECK_BUILTIN.pthread:M[nN][oO])
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. if !empty(USE_BUILTIN.pthread:M[yY][eE][sS])
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BUILDLINK_PREFIX.pthread= /usr
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. if empty(H_PTHREAD:M__nonexistent__)
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. if!empty(H_PTHREAD:M/usr/*)
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BUILDLINK_PREFIX.pthread= /usr
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. else
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BUILDLINK_PREFIX.pthread= # empty
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. endif
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. endif
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BUILDLINK_CFLAGS.pthread= # empty
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BUILDLINK_LDFLAGS.pthread= # empty
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# only pass -pthread on platforms known to support it.
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# XXX
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# XXX This should really be a check for GCC!
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# XXX
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BUILDLINK_OPSYS_SUPPORT_PTHREAD= \
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DragonFly FreeBSD Linux MirBSD NetBSD OpenBSD SunOS
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. if !empty(BUILDLINK_OPSYS_SUPPORT_PTHREAD:M${OPSYS})
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BUILDLINK_CFLAGS.pthread+= -pthread
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BUILDLINK_LDFLAGS.pthread+= -pthread
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. elif ${OPSYS} == "OSF1"
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BUILDLINK_CFLAGS.pthread+= -pthread
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CFLAGS+= -D_REENTRANT
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. else
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BUILDLINK_CPPFLAGS.pthread+= -D_REENTRANT
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. endif
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. if ${OPSYS} == "FreeBSD"
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BUILDLINK_CPPFLAGS.pthread+= -D_THREAD_SAFE
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. endif
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# Handle systems which have pthreads functions in libc_r such as
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# FreeBSD 5.x, or fall back to libc if we don't find libc_r.
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#
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. if ${OPSYS} == "NetBSD"
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BUILDLINK_LIBS.pthread= # empty
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. elif !empty(BUILTIN_LIB_FOUND.pthread:M[yY][eE][sS])
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BUILDLINK_LIBS.pthread= -lpthread
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. if !empty(BUILTIN_LIB_FOUND.rt:M[yY][eE][sS])
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BUILDLINK_LIBS.pthread+= -lrt
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. endif
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. elif !empty(BUILTIN_LIB_FOUND.c_r:M[yY][eE][sS])
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BUILDLINK_LIBS.pthread= -lc_r
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. else
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BUILDLINK_LIBS.pthread= # empty
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. endif
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. endif
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.endif # CHECK_BUILTIN.pthread
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