~singpolyma/asterisk

asterisk/Makefile.rules -rw-r--r-- 6.3 KiB
51af79b4Christopher Vollick Content Created By Initiator 2: Electric Boogaloo a month ago
                                                                                
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#
# Asterisk -- An open source telephony toolkit.
#
# Makefile rules
#
# Copyright (C) 2006-2010, Digium, Inc.
#
# Kevin P. Fleming <kpfleming@digium.com>
#
# This program is free software, distributed under the terms of
# the GNU General Public License
#

# Each command is preceded by a short comment on what to do.
# Prefixing one or the other with @\# or @ or nothing makes the desired
# behaviour. ECHO_PREFIX prefixes the comment, CMD_PREFIX prefixes the command.

-include $(ASTTOPDIR)/makeopts

# Helpful functions
# call with $(call function,...)
tolower = $(shell echo $(1) | tr '[:upper:]' '[:lower:]')
# Takes a list of MENUSELECT_CFLAG Id and returns CFLAGS to declare
# the ones which are enabled.
get_menuselect_cflags=$(patsubst %,-D%,$(filter $1,$(MENUSELECT_CFLAGS)))

.PHONY: dist-clean

# If 'make' decides to create intermediate files to satisfy a build requirement
# (like producing a .i from a .c), we want to keep them, so tell make to keep
# all intermediate files
.SECONDARY:

# extra cflags to build dependencies. Recursively expanded.
MAKE_DEPS=-MD -MT $@ -MF .$(subst /,_,$@).d -MP

ifeq ($(findstring ADDRESS_SANITIZER,$(MENUSELECT_CFLAGS)),ADDRESS_SANITIZER)
    _ASTLDFLAGS+=-fsanitize=address
    _ASTCFLAGS+=-fno-omit-frame-pointer -fsanitize=address
endif

ifeq ($(findstring THREAD_SANITIZER,$(MENUSELECT_CFLAGS)),THREAD_SANITIZER)
    _ASTLDFLAGS+=-fsanitize=thread -pie -fPIE
    _ASTCFLAGS+=-fno-omit-frame-pointer -pie -fPIE -fsanitize=thread
endif

ifeq ($(findstring LEAK_SANITIZER,$(MENUSELECT_CFLAGS)),LEAK_SANITIZER)
    _ASTLDFLAGS+=-fsanitize=leak
    _ASTCFLAGS+=-fno-omit-frame-pointer -fsanitize=leak
endif

ifeq ($(findstring UNDEFINED_SANITIZER,$(MENUSELECT_CFLAGS)),UNDEFINED_SANITIZER)
    _ASTLDFLAGS+=-fsanitize=undefined
    _ASTCFLAGS+=-fno-omit-frame-pointer -fsanitize=undefined
endif

ifeq ($(NOISY_BUILD),)
    ECHO_PREFIX=@
    CMD_PREFIX=@
else
    ECHO_PREFIX=@\#
    CMD_PREFIX=
endif

OPTIMIZE?=-O3
ifneq ($(findstring darwin,$(OSARCH)),)
  ifeq ($(shell if test `/usr/bin/sw_vers -productVersion | cut -c4` -gt 5; then echo 6; else echo 0; fi),6)
    # Snow Leopard/Lion has an issue with this optimization flag on large files (like chan_sip)
    OPTIMIZE+=-fno-inline-functions
  endif
endif

ifeq ($(findstring DONT_OPTIMIZE,$(MENUSELECT_CFLAGS))$(AST_CODE_COVERAGE),no)
    _ASTCFLAGS+=$(OPTIMIZE)
else
    _ASTCFLAGS+=-O0
endif

ifeq ($(AST_CODE_COVERAGE),yes)
    _ASTCFLAGS_COVERAGE=-ftest-coverage -fprofile-arcs
    _ASTLDFLAGS+=-ftest-coverage -fprofile-arcs
else
    _ASTCFLAGS_COVERAGE=
endif

ifeq ($(findstring $(CONFIG_CFLAGS),$(_ASTCFLAGS)),)
    _ASTCFLAGS+=$(CONFIG_CFLAGS)
endif

# shortcuts for common combinations of flags; these must be recursively expanded so that
# per-target settings will be applied
CC_CFLAGS=$(PTHREAD_CFLAGS) $(_ASTCFLAGS) $(ASTCFLAGS)
CXX_CFLAGS=$(PTHREAD_CFLAGS) $(filter-out -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations $(AST_DECLARATION_AFTER_STATEMENT),$(_ASTCFLAGS) $(ASTCFLAGS))

# Clang -Werror warning suppressions
ifeq ($(C_COMPILER_FAMILY),clang)
	CC_CFLAGS+=-Wno-unused-value -Wno-parentheses-equality
endif

ifeq ($(GNU_LD),1)
SO_SUPPRESS_SYMBOLS=-Wl,--version-script,$(subst .so,.exports,$@),--warn-common
ifneq ($(wildcard $(subst .so,.dynamics,$@)),)
SO_SUPPRESS_SYMBOLS+=-Wl,--dynamic-list,$(subst .so,.dynamics,$@)
endif
endif

CC_LDFLAGS_SO=$(PTHREAD_CFLAGS) $(_ASTLDFLAGS) $(SOLINK) $(SO_SUPPRESS_SYMBOLS) $(ASTLDFLAGS)
CXX_LDFLAGS_SO=$(PTHREAD_CFLAGS) $(_ASTLDFLAGS) $(SOLINK) $(SO_SUPPRESS_SYMBOLS) $(ASTLDFLAGS)
CC_LIBS=$(PTHREAD_LIBS) $(LIBS)
CXX_LIBS=$(PTHREAD_LIBS) $(LIBS)

# determine whether to double-compile so that the optimizer can report code path problems
# In this case, we run the preprocessor to produce a .i or .ii file from the source
# code, then compile once with optimizer enabled (and the output to /dev/null),
# and if that doesn't fail then compile again with optimizer disabled

ifeq ($(findstring COMPILE_DOUBLE,$(MENUSELECT_CFLAGS)),COMPILE_DOUBLE)
COMPILE_DOUBLE=yes
endif

ifeq ($(findstring DONT_OPTIMIZE,$(MENUSELECT_CFLAGS))$(AST_DEVMODE),)
_ASTCFLAGS+=$(AST_FORTIFY_SOURCE)
endif

ifeq ($(findstring BUILD_NATIVE,$(MENUSELECT_CFLAGS)),BUILD_NATIVE)
    _ASTCFLAGS+=-march=native
endif

%.o: %.s
	$(ECHO_PREFIX) echo "   [AS] $< -> $@"
ifeq ($(COMPILE_DOUBLE),yes)
	$(CMD_PREFIX) $(CC) -o /dev/null -c $< $(CC_CFLAGS) $(OPTIMIZE)
endif
	$(CMD_PREFIX) $(CC) -o $@ -c $< $(CC_CFLAGS) $(_ASTCFLAGS_COVERAGE)

%.o: %.i
	$(ECHO_PREFIX) echo "   [CCi] $< -> $@"
ifneq ($(AST_CLANG_BLOCKS),)
ifeq ($(COMPILE_DOUBLE),yes)
	$(CMD_PREFIX) $(CC) -o /dev/null -c $< $(CC_CFLAGS) $(OPTIMIZE) -Wno-unused-command-line-argument
endif
	$(CMD_PREFIX) $(CC) -o $@ -c $< $(CC_CFLAGS) $(_ASTCFLAGS_COVERAGE) -Wno-unused-command-line-argument
else
ifeq ($(COMPILE_DOUBLE),yes)
	$(CMD_PREFIX) $(CC) -o /dev/null -c $< $(CC_CFLAGS) $(OPTIMIZE)
endif
	$(CMD_PREFIX) $(CC) -o $@ -c $< $(CC_CFLAGS) $(_ASTCFLAGS_COVERAGE)
endif

ifneq ($(COMPILE_DOUBLE),yes)
%.o: %.c
	$(ECHO_PREFIX) echo "   [CC] $< -> $@"
	$(CMD_PREFIX) $(CC) -o $@ -c $< $(MAKE_DEPS) $(CC_CFLAGS) $(_ASTCFLAGS_COVERAGE)
endif

%.i: %.c
	$(ECHO_PREFIX) echo "   [CPP] $< -> $@"
	$(CMD_PREFIX) $(CC) -o $@ -E $< $(MAKE_DEPS) $(CC_CFLAGS) $(_ASTCFLAGS_COVERAGE)

%.oo: %.ii
	$(ECHO_PREFIX) echo "   [CXXi] $< -> $@"
ifeq ($(COMPILE_DOUBLE),yes)
	$(CMD_PREFIX) $(CXX) -o /dev/null -c $< $(CXX_CFLAGS) $(OPTIMIZE)
endif
	$(CMD_PREFIX) $(CXX) -o $@ -c $< $(CXX_CFLAGS) $(_ASTCFLAGS_COVERAGE)

ifneq ($(COMPILE_DOUBLE),yes)
%.oo: %.cc
	$(ECHO_PREFIX) echo "   [CXX] $< -> $@"
	$(CMD_PREFIX) $(CXX) -o $@ -c $< $(MAKE_DEPS) $(CXX_CFLAGS) $(_ASTCFLAGS_COVERAGE)
endif

%.ii: %.cc
	$(ECHO_PREFIX) echo "   [CPP] $< -> $@"
	$(CMD_PREFIX) $(CXX) -o $@ -E $< $(MAKE_DEPS) $(CXX_CFLAGS) $(_ASTCFLAGS_COVERAGE)

%.so: %.o
ifeq ($(GNU_LD),1)
	$(CMD_PREFIX) $(ASTTOPDIR)/build_tools/make_linker_version_script $* "$(LINKER_SYMBOL_PREFIX)" "$(ASTTOPDIR)"
endif
	$(ECHO_PREFIX) echo "   [LD] $^ -> $@"
	$(CMD_PREFIX) $(CC) -o $@ $(CC_LDFLAGS_SO) $^ $(CC_LIBS)

%.so: %.oo
ifeq ($(GNU_LD),1)
	$(CMD_PREFIX) $(ASTTOPDIR)/build_tools/make_linker_version_script $* "$(LINKER_SYMBOL_PREFIX)" "$(ASTTOPDIR)"
endif
	$(ECHO_PREFIX) echo "   [LDXX] $^ -> $@"
	$(CMD_PREFIX) $(CXX) -o $@ $(CXX_LDFLAGS_SO) $^ $(CXX_LIBS)

%: %.o
	$(ECHO_PREFIX) echo "   [LD] $^ -> $@"
	$(CMD_PREFIX) $(CXX) -o $@ $(PTHREAD_CFLAGS) $(_ASTLDFLAGS) $^ $(CXX_LIBS) $(ASTLDFLAGS)

dist-clean:: clean