108 lines
3.3 KiB
Makefile
108 lines
3.3 KiB
Makefile
############################################################################
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# symtab/Makefile
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#
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# Copyright (C) 2019 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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MKSYMTAB = $(TOPDIR)$(DELIM)tools$(DELIM)mksymtab$(HOSTEXEEXT)
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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$(DELIM)libc$(DELIM)math.csv
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# In the PROTECTED and KERNEL builds, the syscall symbol table is not
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# necessary. In those build modes, the applications should link with
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# libproxy which will provide symbol-compatible access to OS functions
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# via a call gate.
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ifeq ($(CONFIG_BUILD_FLAT),y)
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CSVFILES += $(TOPDIR)$(DELIM)syscall$(DELIM)syscall.csv
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endif
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DEPPATH = --dep-path .
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SYMTAB_CSRCS =
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BIN = libsymtab$(LIBEXT)
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ifeq ($(CONFIG_EXECFUNCS_GENERATE_SYSTEM_SYMTAB),y)
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all: symtab.c $(BIN)
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.PHONY: all
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SYMTAB_CSRCS += symtab.c
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SYMTAB_COBJS = $(SYMTAB_CSRCS:.c=$(OBJEXT))
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SYMTAB_SRCS = $(SYMTAB_CSRCS)
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SYMTAB_OBJS = $(SYMTAB_COBJS)
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%$(OBJEXT): %.c
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$(call COMPILE, $<, $@)
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$(BIN): $(SYMTAB_OBJS)
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$(call ARCHIVE, $@, $(SYMTAB_OBJS))
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$(MKSYMTAB):
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$(Q) $(MAKE) -C $(TOPDIR)$(DELIM)tools -f Makefile.host mksymtab
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symtab.c : $(CSVFILES) $(MKSYMTAB)
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$(Q) rm -f tmp.csv $@
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$(Q) cat $(CSVFILES) | sort >tmp.csv
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$(Q) $(MKSYMTAB) tmp.csv $@
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$(Q) echo >>$@
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$(Q) echo >>$@ 'int g_nsymbols = NSYMBOLS;'
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else
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all:
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endif
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.depend: Makefile $(SYMTAB_SRCS)
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$(Q) $(MKDEP) $(DEPPATH) "$(CC)" -- $(CFLAGS) -- $(SYMTAB_SRCS) >Make.dep
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$(Q) touch $@
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depend: .depend
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clean:
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$(call DELFILE, $(BIN))
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distclean: clean
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$(call DELFILE, symtab.c)
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$(call DELFILE, tmp.csv)
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-include Make.dep
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