c60a23b313
syscall: Fix parallel build in making context. This patch avoids running $(MKSYSCALL) and .context in parallel and ensures that tools/mksyscall is built before it is actually used. Signed-off-by: Masayuki Ishikawa <Masayuki.Ishikawa@jp.sony.com> Approved-by: GregoryN <gnutt@nuttx.org>
115 lines
3.4 KiB
Makefile
115 lines
3.4 KiB
Makefile
############################################################################
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# syscall/Makefile
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#
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# Copyright (C) 2011-2013 Gregory Nutt. All rights reserved.
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# Author: Gregory Nutt <gnutt@nuttx.org>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# 3. Neither the name NuttX nor the names of its contributors may be
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# used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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###########################################################################
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-include $(TOPDIR)/Make.defs
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DELIM ?= $(strip /)
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include proxies$(DELIM)Make.defs
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include stubs$(DELIM)Make.defs
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MKSYSCALL = "$(TOPDIR)$(DELIM)tools$(DELIM)mksyscall$(HOSTEXEEXT)"
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CSVFILE = "$(TOPDIR)$(DELIM)syscall$(DELIM)syscall.csv"
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STUB_SRCS += syscall_funclookup.c syscall_stublookup.c syscall_nparms.c
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ASRCS =
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AOBJS = $(ASRCS:.S=$(OBJEXT))
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PROXY_OBJS = $(PROXY_SRCS:.c=$(OBJEXT))
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STUB_OBJS = $(STUB_SRCS:.c=$(OBJEXT))
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CSRCS = $(PROXY_SRCS) $(STUB_SRCS)
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COBJS = $(CSRCS:.c=$(OBJEXT))
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SRCS = $(ASRCS) $(CSRCS)
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OBJS = $(AOBJS) $(COBJS)
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ROOTDEPPATH = --dep-path .
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PROXYDEPPATH = --dep-path proxies
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STUBDEPPATH = --dep-path stubs
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VPATH = proxies:stubs
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BIN1 = libproxies$(LIBEXT)
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BIN2 = libstubs$(LIBEXT)
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all: $(BIN1) $(BIN2)
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.PHONY: context depend clean distclean
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$(AOBJS): %$(OBJEXT): %.S
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$(call ASSEMBLE, $<, $@)
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$(COBJS): %$(OBJEXT): %.c
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$(call COMPILE, $<, $@)
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$(BIN1): $(PROXY_OBJS)
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$(call ARCHIVE, $@, $(PROXY_OBJS))
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$(BIN2): $(STUB_OBJS)
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$(call ARCHIVE, $@, $(STUB_OBJS))
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.depend: Makefile $(SRCS)
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$(Q) $(MKDEP) $(ROOTDEPPATH) $(PROXYDEPPATH) $(STUBDEPPATH) \
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"$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
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$(Q) touch $@
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depend: .depend
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.context: syscall.csv
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$(Q) $(MAKE) -C $(TOPDIR)$(DELIM)tools -f Makefile.host mksyscall
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$(Q) (cd proxies; $(MKSYSCALL) -p $(CSVFILE);)
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$(Q) (cd stubs; $(MKSYSCALL) -s $(CSVFILE);)
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$(Q) touch $@
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context: .context
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clean:
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$(call DELFILE, $(BIN1))
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$(call DELFILE, $(BIN2))
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ifneq ($(OBJEXT),)
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$(call DELFILE, proxies$(DELIM)*$(OBJEXT))
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$(call DELFILE, stubs$(DELIM)*$(OBJEXT))
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endif
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$(call CLEAN)
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distclean: clean
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$(call DELFILE, .context)
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$(call DELFILE, Make.dep)
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$(call DELFILE, .depend)
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$(call DELFILE, proxies$(DELIM)*.c)
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$(call DELFILE, stubs$(DELIM)*.c)
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-include Make.dep
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