1 files changed, 155 insertions, 0 deletions
diff --git a/devel/bmake/files/mk/sys.mk b/devel/bmake/files/mk/sys.mk
new file mode 100644
index 00000000000..77dae89a228
--- /dev/null
+++ b/devel/bmake/files/mk/sys.mk
@@ -0,0 +1,155 @@
+# $Id: sys.mk,v 1.1.1.1 2020/05/24 05:35:53 nia Exp $
+#
+#	@(#) Copyright (c) 2003-2009, Simon J. Gerraty
+#
+#	This file is provided in the hope that it will
+#	be of use.  There is absolutely NO WARRANTY.
+#	Permission to copy, redistribute or otherwise
+#	use this file is hereby granted provided that 
+#	the above copyright notice and this notice are
+#	left intact. 
+#      
+#	Please send copies of changes and bug-fixes to:
+#	sjg@crufty.net
+#
+
+# Avoid putting anything platform specific in here.
+
+# _DEBUG_MAKE_FLAGS etc.
+.include <sys.debug.mk>
+
+.if !empty(_DEBUG_MAKE_FLAGS)
+.if ${_DEBUG_MAKE_SYS_DIRS:Uno:@x@${.CURDIR:M$x}@} != ""
+.MAKEFLAGS: ${_DEBUG_MAKE_FLAGS}
+.endif
+.endif
+
+# useful modifiers
+.include <sys.vars.mk>
+
+# we expect a recent bmake
+.if !defined(_TARGETS)
+# some things we do only once
+_TARGETS := ${.TARGETS}
+.-include <sys.env.mk>
+.endif
+
+# we need HOST_TARGET etc below.
+.include <host-target.mk>
+
+# early customizations
+.-include <local.sys.env.mk>
+
+# Popular suffixes for C++
+CXX_SUFFIXES += .cc .cpp .cxx .C
+CXX_SUFFIXES := ${CXX_SUFFIXES:O:u}
+
+# find the OS specifics
+.if defined(SYS_OS_MK)
+.include <${SYS_OS_MK}>
+.else
+_sys_mk =
+.for x in ${HOST_OSTYPE} ${HOST_TARGET} ${HOST_OS} ${MACHINE} Generic
+.if empty(_sys_mk)
+.-include <sys/$x.mk>
+_sys_mk := ${.MAKE.MAKEFILES:M*/$x.mk}
+.if !empty(_sys_mk)
+_sys_mk := sys/${_sys_mk:T}
+.endif
+.endif
+.if empty(_sys_mk)
+# might be an old style
+.-include <$x.sys.mk>
+_sys_mk := ${.MAKE.MAKEFILES:M*/$x.sys.mk:T}
+.endif
+.endfor
+
+SYS_OS_MK := ${_sys_mk}
+.export SYS_OS_MK
+.endif
+
+# some options we need to know early
+OPTIONS_DEFAULT_NO += \
+	DIRDEPS_BUILD \
+	DIRDEPS_CACHE
+
+OPTIONS_DEFAULT_DEPENDENT += \
+	AUTO_OBJ/DIRDEPS_BUILD \
+	META_MODE/DIRDEPS_BUILD \
+	STAGING/DIRDEPS_BUILD \
+
+.-include <options.mk>
+
+.if ${MK_DIRDEPS_BUILD:Uno} == "yes"
+MK_META_MODE = yes
+.-include <meta.sys.mk>
+.elif ${MK_META_MODE:Uno} == "yes"
+.MAKE.MODE = meta verbose ${META_MODE}
+.endif
+# make sure we have a harmless value
+.MAKE.MODE ?= normal
+
+# if you want objdirs make them automatic
+# and do it early before we compute .PATH
+.if ${MK_AUTO_OBJ:Uno} == "yes" || ${MKOBJDIRS:Uno} == "auto"
+.include <auto.obj.mk>
+.endif
+
+.if !empty(SRCTOP)
+.if ${.CURDIR} == ${SRCTOP}
+RELDIR = .
+.elif ${.CURDIR:M${SRCTOP}/*}
+RELDIR := ${.CURDIR:S,${SRCTOP}/,,}
+.endif
+.endif
+
+MACHINE_ARCH.host ?= ${_HOST_ARCH}
+MACHINE_ARCH.${MACHINE} ?= ${MACHINE}
+.if empty(MACHINE_ARCH)
+MACHINE_ARCH = ${MACHINE_ARCH.${MACHINE}}
+.endif
+
+.ifndef ROOT_GROUP
+ROOT_GROUP != sed -n /:0:/s/:.*//p /etc/group
+.export ROOT_GROUP
+.endif
+
+unix ?= We run ${_HOST_OSNAME}.
+
+# We need a Bourne/POSIX shell 
+MAKE_SHELL ?= sh
+SHELL ?= ${MAKE_SHELL}
+
+# A race condition in mkdir, means that it can bail if another
+# process made a dir that mkdir expected to.
+# We repeat the mkdir -p a number of times to try and work around this.
+# We stop looping as soon as the dir exists.
+# If we get to the end of the loop, a plain mkdir will issue an error.
+Mkdirs= Mkdirs() { \
+	for d in $$*; do \
+		for i in 1 2 3 4 5 6; do \
+			mkdir -p $$d; \
+			test -d $$d && return 0; \
+		done; \
+		mkdir $$d || exit $$?; \
+	done; }
+
+# this often helps with debugging
+.SUFFIXES:      .cpp-out
+
+.c.cpp-out:
+	@${COMPILE.c:N-c} -E ${.IMPSRC} | grep -v '^[ 	]*$$'
+
+${CXX_SUFFIXES:%=%.cpp-out}:
+	@${COMPILE.cc:N-c} -E ${.IMPSRC} | grep -v '^[ 	]*$$'
+
+# late customizations
+.-include <local.sys.mk>
+
+# if .CURDIR is matched by any entry in DEBUG_MAKE_DIRS we
+# will apply DEBUG_MAKE_FLAGS, now.
+.if !empty(_DEBUG_MAKE_FLAGS)
+.if ${_DEBUG_MAKE_DIRS:Uno:@x@${.CURDIR:M$x}@} != ""
+.MAKEFLAGS: ${_DEBUG_MAKE_FLAGS}
+.endif
+.endif