# # Asterisk -- A telephony toolkit for Linux. # # Makefile rules # # Copyright (C) 2006-2008, Digium, Inc. # # Kevin P. Fleming # # 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 .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 /,_,$@).d -MP ifeq ($(NOISY_BUILD),) ECHO_PREFIX=@ CMD_PREFIX=@ else ECHO_PREFIX=@\# CMD_PREFIX= endif OPTIMIZE?=-O6 ifeq ($(findstring DONT_OPTIMIZE,$(MENUSELECT_CFLAGS)),) # More GSM codec optimization # Uncomment to enable MMXTM optimizations for x86 architecture CPU's # which support MMX instructions. This should be newer pentiums, # ppro's, etc, as well as the AMD K6 and K7. #K6OPT=-DK6OPT ASTCFLAGS+=$(OPTIMIZE) endif # shortcuts for common combinations of flags; these must be recursively expanded so that # per-target settings will be applied CC_CFLAGS=$(PTHREAD_CFLAGS) $(ASTCFLAGS) CXX_CFLAGS=$(PTHREAD_CFLAGS) $(filter-out -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations $(AST_DECLARATION_AFTER_STATEMENT),$(ASTCFLAGS)) ifeq ($(GNU_LD),1) SO_SUPPRESS_SYMBOLS=-Wl,--version-script,$(if $(wildcard $(subst .so,.exports,$@)),$(subst .so,.exports,$@),$(ASTTOPDIR)/default.exports) endif CC_LDFLAGS_SO=$(PTHREAD_CFLAGS) $(ASTLDFLAGS) $(SOLINK) $(SO_SUPPRESS_SYMBOLS) CXX_LDFLAGS_SO=$(PTHREAD_CFLAGS) $(ASTLDFLAGS) $(SOLINK) $(SO_SUPPRESS_SYMBOLS) CC_LIBS=$(PTHREAD_LIBS) $(LIBS) CXX_LIBS=$(PTHREAD_LIBS) $(LIBS) # determine whether to double-compile so that the optimizer can report code path problems # this is only done when developer mode and DONT_OPTIMIZE are both enabled # in that case, we run the preprocessor to produce a .i or .ii file from the source # code, then compile once with optimizer enabled (and the output to /dev/null), # and if that doesn't fail then compile again with optimizer disabled ifeq ($(findstring DONT_OPTIMIZE,$(MENUSELECT_CFLAGS))$(AST_DEVMODE),DONT_OPTIMIZEyes) COMPILE_DOUBLE=yes 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) %.o: %.i $(ECHO_PREFIX) echo " [CCi] $< -> $@" ifeq ($(COMPILE_DOUBLE),yes) $(CMD_PREFIX) $(CC) -o /dev/null -c $< $(CC_CFLAGS) $(OPTIMIZE) endif $(CMD_PREFIX) $(CC) -o $@ -c $< $(CC_CFLAGS) ifneq ($(COMPILE_DOUBLE),yes) %.o: %.c $(ECHO_PREFIX) echo " [CC] $< -> $@" $(CMD_PREFIX) $(CC) -o $@ -c $< $(CC_CFLAGS) $(MAKE_DEPS) endif %.i: %.c $(ECHO_PREFIX) echo " [CPP] $< -> $@" $(CMD_PREFIX) $(CC) -o $@ -E $< $(CC_CFLAGS) $(MAKE_DEPS) %.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 $< $(CXX_CFLAGS) ifneq ($(COMPILE_DOUBLE),yes) %.oo: %.cc $(ECHO_PREFIX) echo " [CXX] $< -> $@" $(CMD_PREFIX) $(CXX) -o $@ -c $< $(CXX_CFLAGS) $(MAKE_DEPS) endif %.ii: %.cc $(ECHO_PREFIX) echo " [CPP] $< -> $@" $(CMD_PREFIX) $(CXX) -o $@ -E $< $(CXX_CFLAGS) $(MAKE_DEPS) %.c: %.y $(ECHO_PREFIX) echo " [BISON] $< -> $@" $(CMD_PREFIX) bison -o $@ -d --name-prefix=ast_yy $< %.c: %.fl $(ECHO_PREFIX) echo " [FLEX] $< -> $@" $(CMD_PREFIX) flex -o $@ --full $< %.so: %.o $(ECHO_PREFIX) echo " [LD] $^ -> $@" $(CMD_PREFIX) $(CC) $(STATIC_BUILD) -o $@ $(CC_LDFLAGS_SO) $^ $(CC_LIBS) %.so: %.oo $(ECHO_PREFIX) echo " [LDXX] $^ -> $@" $(CMD_PREFIX) $(CXX) $(STATIC_BUILD) -o $@ $(CXX_LDFLAGS_SO) $^ $(CXX_LIBS) %: %.o $(ECHO_PREFIX) echo " [LD] $^ -> $@" $(CMD_PREFIX) $(CXX) $(STATIC_BUILD) -o $@ $(PTHREAD_CFLAGS) $(ASTLDFLAGS) $^ $(CXX_LIBS) dist-clean:: clean