ddc3119c4e
Revert "Parallelize depend file generation"
This reverts commit d5b6ec450f.
parallel depend ddc does not significantly speed up compilation,
intermediately generated .ddc files can cause problems if compilation is interrupted unexpectedly
Signed-off-by: xuxin19 <xuxin19@xiaomi.com>
128 lines
3.5 KiB
Makefile
128 lines
3.5 KiB
Makefile
############################################################################
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# syscall/Makefile
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership. The
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# ASF licenses this file to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance with the
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# License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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###########################################################################
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include $(TOPDIR)/Make.defs
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include proxies/Make.defs
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include stubs/Make.defs
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include wraps/Make.defs
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MKSYSCALL = "$(TOPDIR)$(DELIM)tools$(DELIM)mksyscall$(HOSTEXEEXT)"
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CSVFILE = "$(TOPDIR)$(DELIM)syscall$(DELIM)syscall.csv"
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STUB_SRCS += syscall_names.c
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ifeq ($(CONFIG_SCHED_INSTRUMENTATION_SYSCALL),y)
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ifeq ($(CONFIG_LIB_SYSCALL),y)
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PROXY_SRCS += syscall_names.c
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else
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WRAP_SRCS += syscall_names.c
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endif
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endif
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STUB_SRCS += syscall_stublookup.c
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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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WRAP_OBJS = $(WRAP_SRCS:.c=$(OBJEXT))
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CSRCS = $(sort $(PROXY_SRCS) $(STUB_SRCS) $(WRAP_SRCS))
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COBJS = $(CSRCS:.c=$(OBJEXT))
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SRCS = $(ASRCS) $(CSRCS)
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OBJS = $(AOBJS) $(COBJS)
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PROXYDEPPATH = --dep-path proxies
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STUBDEPPATH = --dep-path stubs
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WRAPDEPPATH = --dep-path wraps
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VPATH = proxies:stubs:wraps
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BIN1 = libproxies$(LIBEXT)
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BIN2 = libstubs$(LIBEXT)
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BIN3 = libwraps$(LIBEXT)
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SYSCALLWRAPS = syscall_wraps.ldcmd
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all: $(BIN1) $(BIN2) $(BIN3) $(SYSCALLWRAPS)
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.PHONY: context depend clean distclean
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$(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, $@, $(STUB_OBJS))
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$(BIN3): $(WRAP_OBJS)
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$(call ARCHIVE, $@, $(WRAP_OBJS))
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$(SYSCALLWRAPS): .context
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.depend: Makefile $(SRCS) $(TOPDIR)$(DELIM).config
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$(Q) $(MKDEP) $(PROXYDEPPATH) $(STUBDEPPATH) $(WRAPDEPPATH) \
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"$(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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ifeq ($(CONFIG_LIB_SYSCALL),y)
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$(Q) (cd proxies; $(MKSYSCALL) -p $(CSVFILE);)
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$(Q) (cd stubs; $(MKSYSCALL) -s $(CSVFILE);)
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endif
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ifeq ($(CONFIG_SCHED_INSTRUMENTATION_SYSCALL),y)
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$(Q) (cd wraps; $(MKSYSCALL) -w $(CSVFILE);)
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$(Q) $(CPP) $(CPPFLAGS) $(SYSCALLWRAPS:.ldcmd=.h) | \
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sed -e '1,/WRAPOPTSTARTS/d' -e '/^#/d' > $(SYSCALLWRAPS)
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endif
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$(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, $(BIN2))
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$(call DELFILE, $(BIN3))
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ifneq ($(OBJEXT),)
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$(call DELFILE, proxies$(DELIM)*$(OBJEXT))
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$(call DELFILE, stubs$(DELIM)*$(OBJEXT))
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$(call DELFILE, wraps$(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$(DELIM)*.c)
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$(call DELFILE, wraps$(DELIM)*.c)
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$(call DELFILE, $(SYSCALLWRAPS))
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-include Make.dep
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