222 lines
6.1 KiB
Makefile
222 lines
6.1 KiB
Makefile
############################################################################
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# libs/libc/Makefile
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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 aio/Make.defs
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include assert/Make.defs
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include audio/Make.defs
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include builtin/Make.defs
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include ctype/Make.defs
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include dirent/Make.defs
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include dlfcn/Make.defs
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include errno/Make.defs
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include eventfd/Make.defs
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include fixedmath/Make.defs
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include gdbstub/Make.defs
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include grp/Make.defs
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include gpsutils/Make.defs
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include hex2bin/Make.defs
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include inttypes/Make.defs
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include libgen/Make.defs
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include locale/Make.defs
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include lzf/Make.defs
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include machine/Make.defs
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include misc/Make.defs
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include modlib/Make.defs
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include net/Make.defs
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include netdb/Make.defs
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include obstack/Make.defs
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include pthread/Make.defs
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include pwd/Make.defs
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include queue/Make.defs
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include regex/Make.defs
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include sched/Make.defs
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include semaphore/Make.defs
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include signal/Make.defs
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include spawn/Make.defs
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include stdio/Make.defs
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include stdlib/Make.defs
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include stream/Make.defs
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include string/Make.defs
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include symtab/Make.defs
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include syslog/Make.defs
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include termios/Make.defs
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include time/Make.defs
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include tls/Make.defs
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include uio/Make.defs
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include unistd/Make.defs
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include userfs/Make.defs
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include uuid/Make.defs
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include wchar/Make.defs
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include wctype/Make.defs
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include wqueue/Make.defs
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# Use double delim to fix windows native build and give an error:
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# makefile:132: *** target mode do not include“%”. stop.
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#
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# In Windows environment DELIM := $(strip \) but \ has two role:
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# first: \ as directory, and second \ as Escape character, Reference:
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#
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# https://github.com/apache/nuttx/pull/7572#discussion_r1028219229
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ifeq ($(CONFIG_WINDOWS_NATIVE),y)
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DELIMS = $(DELIM)$(DELIM)
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else
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DELIMS = $(DELIM)
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endif
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CFLAGS += ${INCDIR_PREFIX}$(TOPDIR)$(DELIM)libs$(DELIM)libc
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AFLAGS += ${INCDIR_PREFIX}$(TOPDIR)$(DELIM)libs$(DELIM)libc
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# Rule for the symbol table generation
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MKSYMTAB = $(TOPDIR)$(DELIM)tools$(DELIM)mksymtab$(HOSTEXEEXT)
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$(MKSYMTAB):
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$(Q) $(MAKE) -C $(TOPDIR)$(DELIM)tools -f Makefile.host mksymtab
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# C library and math library symbols should be available in the FLAT
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# and PROTECTED builds. KERNEL builds are separately linked and so should
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# not need symbol tables.
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CSVFILES = $(TOPDIR)$(DELIM)libs$(DELIM)libc$(DELIM)libc.csv
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CSVFILES += $(TOPDIR)$(DELIM)libs$(DELIM)libm$(DELIM)libm.csv
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# In the PROTECTED and KERNEL builds, the applications could link with
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# libproxy which will provide symbol-compatible access to OS functions
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# via a call gate, but the applications which link with these functions
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# directly could remove the repeat proxy code to save the space.
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CSVFILES += $(TOPDIR)$(DELIM)syscall$(DELIM)syscall.csv
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ifeq ($(CONFIG_EXECFUNCS_SYSTEM_SYMTAB),y)
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exec_symtab.c : $(CSVFILES) $(MKSYMTAB)
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$(Q) cat $(CSVFILES) | LC_ALL=C sort >$@.csv
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$(Q) $(MKSYMTAB) $@.csv $@ $(CONFIG_EXECFUNCS_SYMTAB_ARRAY) $(CONFIG_EXECFUNCS_NSYMBOLS_VAR)
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$(Q) rm -f $@.csv
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CSRCS += exec_symtab.c
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endif
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ifeq ($(CONFIG_MODLIB_SYSTEM_SYMTAB),y)
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modlib_sys_symtab.c : $(CSVFILES) $(MKSYMTAB)
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$(Q) cat $(CSVFILES) | LC_ALL=C sort >$@.csv
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$(Q) $(MKSYMTAB) $@.csv $@ $(CONFIG_MODLIB_SYMTAB_ARRAY) $(CONFIG_MODLIB_NSYMBOLS_VAR)
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$(Q) rm -f $@.csv
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CSRCS += modlib_sys_symtab.c
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endif
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BINDIR ?= bin
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AOBJS = $(patsubst %.S, $(BINDIR)$(DELIMS)%$(OBJEXT), $(ASRCS))
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COBJS = $(patsubst %.c, $(BINDIR)$(DELIMS)%$(OBJEXT), $(CSRCS))
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SRCS = $(ASRCS) $(CSRCS)
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OBJS = $(AOBJS) $(COBJS)
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KBIN = libkc$(LIBEXT)
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BIN ?= libc$(LIBEXT)
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all: $(BIN)
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.PHONY: clean distclean
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$(AOBJS): $(BINDIR)$(DELIMS)%$(OBJEXT): %.S
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$(call ASSEMBLE, $<, $@)
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# REVISIT: Backslash causes problems in $(COBJS) target
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$(COBJS): $(BINDIR)$(DELIMS)%$(OBJEXT): %.c
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$(call COMPILE, $<, $@)
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# C library for the flat build and
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# the user phase of the two-pass kernel build
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$(BIN): $(OBJS)
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$(call ARCHIVE, $@, $(OBJS))
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ifeq ($(CONFIG_LIBC_ZONEINFO_ROMFS),y)
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$(Q) $(MAKE) -C zoneinfo all BIN=$(BIN)
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endif
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# C library for the kernel phase of the two-pass kernel build
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ifneq ($(BIN),$(KBIN))
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$(KBIN): $(OBJS)
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$(Q) $(MAKE) $(KBIN) BIN=$(KBIN) EXTRAFLAGS="$(EXTRAFLAGS)"
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endif
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# Context
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context::
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ifeq ($(CONFIG_LIBC_ZONEINFO_ROMFS),y)
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$(Q) $(MAKE) -C zoneinfo context BIN=$(BIN)
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endif
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# Dependencies
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makedepfile: $(CSRCS:.c=.ddc) $(ASRCS:.S=.dds)
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$(call CATFILE, bin/Make.dep, $^)
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$(call DELFILE, $^)
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makekdepfile: $(CSRCS:.c=.ddc) $(ASRCS:.S=.dds)
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$(call CATFILE, kbin/Make.dep, $^)
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$(call DELFILE, $^)
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.depend: Makefile $(SRCS) $(TOPDIR)$(DELIM).config
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$(Q) $(MAKE) makedepfile OBJPATH="bin"
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ifneq ($(CONFIG_BUILD_FLAT),y)
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$(Q) $(MAKE) makekdepfile CFLAGS="$(CFLAGS) $(KDEFINE)" OBJPATH="kbin"
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endif
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ifeq ($(CONFIG_LIBC_ZONEINFO_ROMFS),y)
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$(Q) $(MAKE) -C zoneinfo depend BIN=$(BIN)
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endif
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$(Q) touch $@
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depend:: .depend
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# Clean most derived files, retaining the configuration
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clean::
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$(Q) $(MAKE) -C bin clean
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$(Q) $(MAKE) -C kbin clean
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$(Q) $(MAKE) -C zoneinfo clean BIN=$(BIN)
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$(call DELFILE, $(BIN))
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$(call DELFILE, $(KBIN))
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$(call CLEAN)
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# Deep clean -- removes all traces of the configuration
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distclean:: clean
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$(Q) $(MAKE) -C bin distclean
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$(Q) $(MAKE) -C kbin distclean
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$(Q) $(MAKE) -C zoneinfo distclean BIN=$(BIN)
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$(call DELFILE, exec_symtab.c)
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$(call DELFILE, bin$(DELIM)Make.dep)
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$(call DELFILE, kbin$(DELIM)Make.dep)
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$(call DELFILE, .depend)
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-include bin$(DELIM)Make.dep
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-include kbin$(DELIM)Make.dep
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