bd7e9dae66
The build system has some special magic to ensure that if Asterisk is built with --enable-dev-mode *and* DONT_OPTIMIZE, that all the source is still compiled with the optimizer enabled (even though the result will be thrown away), because the compiler is able to find a great deal of coding errors and bugs as a result of running its optimizers. Unfortunately at some point this mode got broken, and the 'throwaway' compile of the code was no longer done with the optimizer enabled. This patch corrects that problem. ........ Merged revisions 357212 from http://svn.asterisk.org/svn/asterisk/branches/1.8 ........ Merged revisions 357213 from http://svn.asterisk.org/svn/asterisk/branches/10 git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@357214 65c4cc65-6c06-0410-ace0-fbb531ad65f3
159 lines
5 KiB
Makefile
159 lines
5 KiB
Makefile
#
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# Asterisk -- A telephony toolkit for Linux.
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#
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# Makefile rules
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#
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# Copyright (C) 2006-2010, Digium, Inc.
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#
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# Kevin P. Fleming <kpfleming@digium.com>
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#
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# This program is free software, distributed under the terms of
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# the GNU General Public License
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#
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# Each command is preceded by a short comment on what to do.
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# Prefixing one or the other with @\# or @ or nothing makes the desired
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# behaviour. ECHO_PREFIX prefixes the comment, CMD_PREFIX prefixes the command.
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-include $(ASTTOPDIR)/makeopts
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.PHONY: dist-clean
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# If 'make' decides to create intermediate files to satisfy a build requirement
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# (like producing a .i from a .c), we want to keep them, so tell make to keep
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# all intermediate files
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.SECONDARY:
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# extra cflags to build dependencies. Recursively expanded.
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MAKE_DEPS=-MD -MT $@ -MF .$(subst /,_,$@).d -MP
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ifeq ($(NOISY_BUILD),)
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ECHO_PREFIX=@
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CMD_PREFIX=@
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else
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ECHO_PREFIX=@\#
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CMD_PREFIX=
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endif
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OPTIMIZE?=-O6
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ifneq ($(findstring darwin,$(OSARCH)),)
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ifeq ($(shell if test `/usr/bin/sw_vers -productVersion | cut -c4` -gt 5; then echo 6; else echo 0; fi),6)
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# Snow Leopard/Lion has an issue with this optimization flag on large files (like chan_sip)
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OPTIMIZE+=-fno-inline-functions
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endif
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endif
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ifeq ($(findstring DONT_OPTIMIZE,$(MENUSELECT_CFLAGS))$(AST_CODE_COVERAGE),no)
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_ASTCFLAGS+=$(OPTIMIZE)
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else
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_ASTCFLAGS+=-O0
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endif
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ifeq ($(AST_CODE_COVERAGE),yes)
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_ASTCFLAGS+=-ftest-coverage -fprofile-arcs
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_ASTLDFLAGS+=-ftest-coverage -fprofile-arcs
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endif
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ifeq ($(findstring $(CONFIG_CFLAGS),$(_ASTCFLAGS)),)
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_ASTCFLAGS+=$(CONFIG_CFLAGS)
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endif
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# shortcuts for common combinations of flags; these must be recursively expanded so that
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# per-target settings will be applied
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CC_CFLAGS=$(PTHREAD_CFLAGS) $(_ASTCFLAGS) $(ASTCFLAGS)
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CXX_CFLAGS=$(PTHREAD_CFLAGS) $(filter-out -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations $(AST_DECLARATION_AFTER_STATEMENT),$(_ASTCFLAGS) $(ASTCFLAGS))
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ifeq ($(GNU_LD),1)
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SO_SUPPRESS_SYMBOLS=-Wl,--version-script,$(subst .so,.exports,$@),--warn-common
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ifneq ($(wildcard $(subst .so,.dynamics,$@)),)
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SO_SUPPRESS_SYMBOLS+=-Wl,--dynamic-list,$(subst .so,.dynamics,$@)
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endif
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endif
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CC_LDFLAGS_SO=$(PTHREAD_CFLAGS) $(_ASTLDFLAGS) $(SOLINK) $(SO_SUPPRESS_SYMBOLS) $(ASTLDFLAGS)
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CXX_LDFLAGS_SO=$(PTHREAD_CFLAGS) $(_ASTLDFLAGS) $(SOLINK) $(SO_SUPPRESS_SYMBOLS) $(ASTLDFLAGS)
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CC_LIBS=$(PTHREAD_LIBS) $(LIBS)
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CXX_LIBS=$(PTHREAD_LIBS) $(LIBS)
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# determine whether to double-compile so that the optimizer can report code path problems
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# this is only done when developer mode and DONT_OPTIMIZE are both enabled
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# in that case, we run the preprocessor to produce a .i or .ii file from the source
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# code, then compile once with optimizer enabled (and the output to /dev/null),
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# and if that doesn't fail then compile again with optimizer disabled
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ifeq ($(findstring DONT_OPTIMIZE,$(MENUSELECT_CFLAGS))$(AST_DEVMODE),DONT_OPTIMIZEyes)
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COMPILE_DOUBLE=yes
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endif
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%.o: %.s
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$(ECHO_PREFIX) echo " [AS] $< -> $@"
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ifeq ($(COMPILE_DOUBLE),yes)
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$(CMD_PREFIX) $(CC) -o /dev/null -c $< $(CC_CFLAGS) $(OPTIMIZE)
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endif
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$(CMD_PREFIX) $(CC) -o $@ -c $< $(CC_CFLAGS)
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%.o: %.i
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$(ECHO_PREFIX) echo " [CCi] $< -> $@"
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ifeq ($(COMPILE_DOUBLE),yes)
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$(CMD_PREFIX) $(CC) -o /dev/null -c $< $(CC_CFLAGS) $(OPTIMIZE)
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endif
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$(CMD_PREFIX) $(CC) -o $@ -c $< $(CC_CFLAGS)
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ifneq ($(COMPILE_DOUBLE),yes)
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%.o: %.c
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$(ECHO_PREFIX) echo " [CC] $< -> $@"
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$(CMD_PREFIX) $(CC) -o $@ -c $< $(MAKE_DEPS) $(CC_CFLAGS)
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endif
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%.i: %.c
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$(ECHO_PREFIX) echo " [CPP] $< -> $@"
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$(CMD_PREFIX) $(CC) -o $@ -E $< $(MAKE_DEPS) $(CC_CFLAGS)
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%.oo: %.ii
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$(ECHO_PREFIX) echo " [CXXi] $< -> $@"
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ifeq ($(COMPILE_DOUBLE),yes)
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$(CMD_PREFIX) $(CXX) -o /dev/null -c $< $(CXX_CFLAGS) $(OPTIMIZE)
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endif
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$(CMD_PREFIX) $(CXX) -o $@ -c $< $(CXX_CFLAGS)
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ifneq ($(COMPILE_DOUBLE),yes)
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%.oo: %.cc
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$(ECHO_PREFIX) echo " [CXX] $< -> $@"
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$(CMD_PREFIX) $(CXX) -o $@ -c $< $(MAKE_DEPS) $(CXX_CFLAGS)
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endif
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%.ii: %.cc
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$(ECHO_PREFIX) echo " [CPP] $< -> $@"
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$(CMD_PREFIX) $(CXX) -o $@ -E $< $(MAKE_DEPS) $(CXX_CFLAGS)
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%.so: %.o
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ifeq ($(GNU_LD),1)
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$(CMD_PREFIX) $(ASTTOPDIR)/build_tools/make_linker_version_script $* "$(LINKER_SYMBOL_PREFIX)" "$(ASTTOPDIR)"
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endif
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$(ECHO_PREFIX) echo " [LD] $^ -> $@"
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$(CMD_PREFIX) $(CC) $(STATIC_BUILD) -o $@ $(CC_LDFLAGS_SO) $^ $(CC_LIBS)
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%.so: %.oo
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ifeq ($(GNU_LD),1)
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$(CMD_PREFIX) $(ASTTOPDIR)/build_tools/make_linker_version_script $* "$(LINKER_SYMBOL_PREFIX)" "$(ASTTOPDIR)"
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endif
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$(ECHO_PREFIX) echo " [LDXX] $^ -> $@"
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$(CMD_PREFIX) $(CXX) $(STATIC_BUILD) -o $@ $(CXX_LDFLAGS_SO) $^ $(CXX_LIBS)
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%.eo: %.o
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$(ECHO_PREFIX) echo " [EMBED] $< -> $@"
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$(CMD_PREFIX) $(ASTTOPDIR)/build_tools/make_linker_eo_script $* > .$@.ld
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$(CMD_PREFIX) $(LD) -r -T .$@.ld -o $@ $<
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$(CMD_PREFIX) rm -f .$@.ld
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%.eo: %.oo
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$(ECHO_PREFIX) echo " [EMBED] $< -> $@"
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$(CMD_PREFIX) $(ASTTOPDIR)/build_tools/make_linker_eo_script $* > .$@.ld
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$(CMD_PREFIX) $(LD) -r -T .$@.ld -o $@ $<
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$(CMD_PREFIX) rm -f .$@.ld
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%: %.o
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$(ECHO_PREFIX) echo " [LD] $^ -> $@"
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$(CMD_PREFIX) $(CXX) $(STATIC_BUILD) -o $@ $(PTHREAD_CFLAGS) $(_ASTLDFLAGS) $^ $(CXX_LIBS) $(ASTLDFLAGS)
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dist-clean:: clean
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