1 # Version for Linux/RTLinux builds.
5 # lib_LIBRARIES .. list of the user-space libraries
6 # shared_LIBRARIES .. list of the user-space shared libraries
7 # kernel_LIBRARIES .. list of the kernel-space libraries
8 # rtlinux_LIBRARIES.. list of the RT-Linux kernel-space libraries
9 # include_HEADERS .. list of the user-space public header files
10 # nobase_include_HEADERS .. public headers copied even with directory part
11 # renamed_include_HEADERS .. public headers copied to the different target name
12 # kernel_HEADERS .. list of the kernel-space public header files
13 # rtlinux_HEADERS .. list of the RT-Linux kernel-space public header files
14 # bin_PROGRAMS .. list of the require binary programs
15 # utils_PROGRAMS .. list of the development utility programs
16 # test_PROGRAMS .. list of the testing programs
17 # kernel_MODULES .. list of the kernel side modules/applications
18 # rtlinux_MODULES .. list of RT-Linux the kernel side modules/applications
19 # xxx_SOURCES .. list of specific target sources
20 # xxx_LIBS .. list of specific target libraries
21 # INCLUDES .. additional include directories and defines for user-space
22 # kernel_INCLUDES .. additional include directories and defines for kernel-space
23 # rtlinux_INCLUDES .. additional include directories and defines for RT-Linux
24 # OMIT_KERNEL_PASSES if defined, all kernel passes are omited
26 # LINUX_DIR .. location of Linux kernel sources
27 # RTL_DIR .. location of RT-Linux sources
28 # CFLAGS .. C compiler flags
29 # CXXFLAGS .. C++ compiler flags
30 # CPPFLAGS .. C preprocessor flags
31 # LDFLAGS .. linker flags for programs linking
33 # Hack to check RT-Linux rules
34 #LINUX_DIR := /home/cvs/ocera/ocera-build/kernel/linux
35 #RTL_DIR := /home/cvs/ocera/ocera-build/kernel/rtlinux
37 #OCERA_DIR := $(shell ( cd -L $(OUTPUT_DIR)/../../.. ; pwd -L ) )
39 -include $(OUTPUT_DIR)/OCERA_TOP_DIR
41 BUILD_DIR_NAME = _build
42 COMPILED_DIR_NAME = _compiled
44 GROUP_DIR_NAME = nogroup
48 ifeq ($(wildcard $(OCERA_DIR)/ocera.mk),)
49 $(warning "ocera.mk" file does not exist. Adapt Makefile.rules for standalone compilation)
50 $(warning (comment out definition of OCERA_DIR line and optionally select RTL_DIR) )
51 $(error or go to the ocera/ directory and do 'make' to generate the "ocera.mk" file first, please)
53 include $(OCERA_DIR)/ocera.mk
54 KERN_INCLUDE_DIR := $(OCERA_KERNEL_INCLUDES_DIR)
55 KERN_LIB_DIR := $(OCERA_KERNEL_LIBRARIES_DIR)
56 KERN_MODULES_DIR := $(OCERA_MODULES_DIR)
57 KERN_BUILD_DIR := $(BUILD_DIR)/kern/$(GROUP_DIR_NAME)
58 KERN_MODPOST_DIR := $(BUILD_DIR)/kern-modpost
59 USER_INCLUDE_DIR := $(OCERA_USER_INCLUDES_DIR)
60 USER_LIB_DIR := $(OCERA_USER_LIBRARIES_DIR)
61 USER_UTILS_DIR := $(TARGET_DIR)/usr/bin
62 USER_TESTS_DIR := $(TARGET_DIR)/usr/bin
63 USER_BIN_DIR := $(TARGET_DIR)/usr/bin
64 USER_BUILD_DIR := $(BUILD_DIR)/user/$(GROUP_DIR_NAME)
65 #LINUX_DIR := $(OCERA_DIR)/kernel/linux
66 #RTL_DIR := $(OCERA_DIR)/kernel/rtlinux
67 #CONFIG_FILE := $(OCERA_DIR)/emdebsys/.config
68 ifneq ($(wildcard $(CONFIG_FILE)),)
72 KERN_INCLUDE_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/include-kern
73 KERN_LIB_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/lib-kern
74 KERN_MODULES_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/modules
75 KERN_BUILD_DIR := $(OUTPUT_DIR)/$(BUILD_DIR_NAME)/kern
76 KERN_MODPOST_DIR := $(OUTPUT_DIR)/$(BUILD_DIR_NAME)/kern-modpost
77 USER_INCLUDE_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/include
78 USER_LIB_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/lib
79 USER_UTILS_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/bin-utils
80 USER_TESTS_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/bin-tests
81 USER_BIN_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/bin
82 USER_BUILD_DIR := $(OUTPUT_DIR)/$(BUILD_DIR_NAME)/user
85 LINUX_VERSION=$(shell uname -r)
88 LINUX_DIR=/lib/modules/$(LINUX_VERSION)/build
94 ifeq ($(OS),Windows_NT)
97 BUILD_OS := $(shell uname | tr '[A-Z]' '[a-z]' )
98 #$(warning BUILD_OS=$(BUILD_OS))
103 TARGET_OS := $(BUILD_OS)
109 LOCAL_BUILD_DIR = $(USER_OBJS_DIR)
111 # Assign default values to CFLAGS variable. If the variable is defined
112 # earlier (i.g. in config.omk), it is not overriden here.
114 CXXFLAGS ?= -O2 -Wall
117 CPPFLAGS += -I $(USER_INCLUDE_DIR)
119 LOADLIBES += -L$(USER_LIB_DIR)
121 LOADLIBES += $(lib_LOADLIBES:%=-l%)
123 LIB_CPPFLAGS += $(CPPFLAGS)
124 LIB_CFLAGS += $(CFLAGS)
126 ifeq ($(TARGET_OS),win32)
130 SOLIB_PICFLAGS += -fpic
133 #vpath %.c $(SOURCES_DIR)
134 #vpath %.cc $(SOURCES_DIR)
135 #vpath %.cxx $(SOURCES_DIR)
137 USER_OBJS_DIR = $(USER_BUILD_DIR)/$(RELATIVE_DIR)
138 KERN_OBJS_DIR = $(KERN_BUILD_DIR)/$(RELATIVE_DIR)
139 OMK_WORK_DIR = $(USER_OBJS_DIR)
141 .PHONY: dep subdirs clean clean-custom cleandepend check-dir
143 # Some support to serialize some targets for parallel make
144 ifneq ($(OMK_SERIALIZE_INCLUDED),y)
145 include-pass: check-dir
146 library-pass: include-pass
147 binary-pass: library-pass link-pseudo-pass
148 kernel-lib-pass: include-pass
149 kernel-mod-pass: kernel-lib-pass
150 kernel-modpost-pass: kernel-mod-pass
151 kernel-pass: kernel-mod-pass kernel-modpost-pass
153 override OMK_SERIALIZE_INCLUDED = y
154 MAKEOVERRIDES := $(filter-out OMK_SERIALIZE_INCLUDED=n,$(MAKEOVERRIDES))
157 # Checks for OMK tester
159 default-config-pass-check include-pass-check:
160 library-pass-check binary-pass-check:
161 @[ -x "$(shell which $(CC))" ] || $(call canttest,Cannot find compiler: $(CC))
164 #=====================================================================
165 # User-space rules and templates to compile programs, libraries etc.
167 ifdef USER_RULE_TEMPLATES
169 USER_SOURCES2OBJS = .o/.c .o/.cc .o/.cxx .o/.S .o/.o
171 USER_SOURCES2OBJSLO = .lo/.c .lo/.cc .lo/.cxx .lo/.S .lo/.lo
174 # $(CC) -o $@ $(LCFLAGS) -c $<
176 c_o_COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
177 $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -DOMK_FOR_USER
179 cc_o_COMPILE = $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
180 $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -DOMK_FOR_USER
182 S_o_COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
183 $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) $(ASFLAGS) -DOMK_FOR_USER
185 idl_COMPILE = $(IDL_COMPILER)
187 # Check GCC version for user build
188 ifndef CC_MAJOR_VERSION
189 CC_MAJOR_VERSION := $(shell $(CC) -dumpversion | sed -e 's/\([^.]\)\..*/\1/')
191 # Prepare suitable define for dependency building
192 ifeq ($(CC_MAJOR_VERSION),2)
193 CC_DEPFLAGS = -Wp,-MD,"$@.d.tmp"
195 CC_DEPFLAGS = -MT $@ -MD -MP -MF "$@.d.tmp"
199 # Syntax: $(call COMPILE_c_o_template,<source>,<target>,<additional c-flags>)
200 define COMPILE_c_o_template
201 $(2): $(1) $$(GEN_HEADERS)
202 @$(QUIET_CMD_ECHO) " CC $$@"
203 $(Q) if $$(c_o_COMPILE) $$(CC_DEPFLAGS) $(3) -o $$@ -c $$< ; \
204 then mv -f "$$@.d.tmp" "$$@.d" ; \
205 else rm -f "$$@.d.tmp" ; exit 1; \
210 # Syntax: $(call COMPILE_cc_o_template,<source>,<target>,<additional c-flags>)
211 define COMPILE_cc_o_template
212 $(2): $(1) $$(GEN_HEADERS)
213 @$(QUIET_CMD_ECHO) " CXX $$@"
214 $(Q) if $$(cc_o_COMPILE) $$(CC_DEPFLAGS) $(3) -o $$@ -c $$< ; \
215 then mv -f "$$@.d.tmp" "$$@.d" ; \
216 else rm -f "$$@.d.tmp" ; exit 1; \
221 # Syntax: $(call COMPILE_S_o_template,<source>,<target>,<additional c-flags>)
222 define COMPILE_S_o_template
223 $(2): $(1) $$(GEN_HEADERS)
224 @$(QUIET_CMD_ECHO) " AS $$@"
225 $(Q) if $$(S_o_COMPILE) -D__ASSEMBLY__ $$(CC_DEPFLAGS) $(3) -o $$@ -c $$< ; \
226 then mv -f "$$@.d.tmp" "$$@.d" ; \
227 else rm -f "$$@.d.tmp" ; exit 1; \
232 # Syntax: $(call CMETRIC_o_h_template,<object_file>,<target_header>)
233 define CMETRIC_o_h_template
235 @$(QUIET_CMD_ECHO) " CMETRIC $$@"
236 $(Q)if [ -n `dirname $$@` ] ; then \
237 if [ ! -e `dirname $$@` ] ; then \
238 mkdir -p `dirname $$@` ; fi ; fi
239 $(Q)echo >$$@ '/* Automatically generated from $$< */'
240 $(Q)echo >>$$@ '/* Conditionals to control compilation */'
241 $(Q)set -o pipefail ; $(NM) $$< \
242 | sed -n 's/^ *0*\(0[0-9A-Fa-f]*\) *A *_cmetric2cond_\([A-Za-z_0-9]*\) */#define \2 0x\1/p' \
244 $(Q)echo >>$$@ '/* Defines from the values defined to symbols */'
245 $(Q)set -o pipefail ; $(NM) $$< \
246 | sed -n 's/^ *0*\(0[0-9A-Fa-f]*\) *A *_cmetric2def_\([A-Za-z_0-9]*\) */#define \2 0x\1/p' \
252 define COMPILE_idl_template
253 $(2).c $(2)-stubs.c $(2)-skels.c $(2)-common.c $(2).h: $(1)
254 @$(QUIET_CMD_ECHO) " IDL $$@"
255 $(Q) $$(idl_COMPILE) $$($(2)_IDLFLAGS) $(1)
259 # Syntax: $(call PROGRAM_template,<dir>,<executable-name>,<executable-suffix>,<linker-sript>)
260 # FIXME: ???????? asi je tu blbej komentar
261 define PROGRAM_template
263 USER_IDLS += $$($(1)_SERVER_IDL) $$($(1)_CLIENT_IDL) $$($(1)_IDL)
264 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_SERVER_IDL:%.idl=%-skels.c))
265 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_SERVER_IDL:%.idl=%-common.c))
266 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_CLIENT_IDL:%.idl=%-stubs.c))
267 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_CLIENT_IDL:%.idl=%-common.c))
268 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_IDL:%.idl=%.c))
269 USER_GEN_SOURCES += $$($(1)_GEN_SOURCES)
271 $(foreach x, $(USER_SOURCES2OBJS),
272 $(1)_OBJS += $$(patsubst %$(notdir $(x)),%$(dir $(x)),$$(filter %$(notdir $(x)),\
273 $$($(1)_SOURCES) $$($(1)_GEN_SOURCES)))
275 $(1)_OBJS := $$(sort $$($(1)_OBJS:%/=%))
277 USER_OBJS += $$($(1)_OBJS)
278 USER_SOURCES += $$($(1)_SOURCES)
280 $(2)/$(1)$(3): $$($(1)_OBJS)
281 @$(QUIET_CMD_ECHO) " LINK $$@"
282 $(Q) $$(if $$(filter %.cc,$$($(1)_SOURCES:%.cxx=%.cc)),$$(CXX),$$(CC)) \
283 $$($(1)_OBJS) $$($(1)_LIBS:%=-l%) $$(LOADLIBES) $$(LDFLAGS) -Wl,-rpath-link,$(USER_LIB_DIR) -Wl,-Map,$(USER_OBJS_DIR)/$(1).exe.map -o $$@
284 @echo "$(2)/$(1)$(3): \\" >$(USER_OBJS_DIR)/$(1).exe.d
285 @sed -n -e 's|^LOAD \(.*\)$$$$| \1 \&|p' $(USER_OBJS_DIR)/$(1).exe.map|tr '&' '\134' >>$(USER_OBJS_DIR)/$(1).exe.d
286 @echo >>$(USER_OBJS_DIR)/$(1).exe.d
290 # Syntax: $(call LIBRARY_template,<library-name>)
291 define LIBRARY_template
293 USER_IDLS += $$($(1)_SERVER_IDL) $$($(1)_CLIENT_IDL) $$($(1)_IDL)
294 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_SERVER_IDL:%.idl=%-skels.c))
295 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_SERVER_IDL:%.idl=%-common.c))
296 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_CLIENT_IDL:%.idl=%-stubs.c))
297 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_CLIENT_IDL:%.idl=%-common.c))
298 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_IDL:%.idl=%.c))
299 USER_GEN_SOURCES += $$($(1)_GEN_SOURCES)
301 $(foreach x, $(USER_SOURCES2OBJS),
302 $(1)_OBJS += $$(patsubst %$(notdir $(x)),%$(dir $(x)),$$(filter %$(notdir $(x)),\
303 $$($(1)_SOURCES) $$($(1)_GEN_SOURCES)))
305 $(1)_OBJS := $$(sort $$($(1)_OBJS:%/=%))
307 USER_OBJS += $$($(1)_OBJS)
308 USER_SOURCES += $$($(1)_SOURCES)
310 $(USER_LIB_DIR)/lib$(1).a: $$($(1)_OBJS)
311 @$(QUIET_CMD_ECHO) " AR $$@"
312 $(Q) $(AR) rcs $$@ $$^
317 # Syntax: $(call SOLIB_template,<library-name>)
318 define SOLIB_template
320 USER_IDLS += $$($(1)_SERVER_IDL) $$($(1)_CLIENT_IDL) $$($(1)_IDL)
321 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_SERVER_IDL:%.idl=%-skels.c))
322 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_SERVER_IDL:%.idl=%-common.c))
323 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_CLIENT_IDL:%.idl=%-stubs.c))
324 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_CLIENT_IDL:%.idl=%-common.c))
325 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_IDL:%.idl=%.c))
326 SOLIB_GEN_SOURCES += $$($(1)_GEN_SOURCES)
328 $(foreach x, $(USER_SOURCES2OBJSLO),
329 $(1)_OBJSLO += $$(patsubst %$(notdir $(x)),%$(dir $(x)),$$(filter %$(notdir $(x)),\
330 $$($(1)_SOURCES) $$($(1)_GEN_SOURCES)))
332 $(1)_OBJSLO := $$(sort $$($(1)_OBJSLO:%/=%))
334 SOLIB_OBJS += $$($(1)_OBJSLO)
335 SOLIB_SOURCES += $$($(1)_SOURCES)
337 $(OMK_WORK_DIR)/lib$(1).$(SOLIB_EXT).omkvar: $$($(1)_OBJSLO) FORCE
338 $(Q)echo '$(1)_objslo += $$$$(addprefix $(USER_OBJS_DIR)/,$$($(1)_OBJSLO))' > $$@.tmp; \
339 echo '$(1)_libs += $$($(1)_LIBS) $$(lib_LOADLIBES)' >> $$@.tmp; \
340 echo 'shared_libs := $$$$(sort $(1) $$$$(shared_libs))' >> $$@.tmp; \
341 if cmp -s $$@.tmp $$@; then rm $$@.tmp; else mv $$@.tmp $$@; fi
344 library-pass-local: $(addprefix $(USER_INCLUDE_DIR)/,$(cmetric_include_HEADERS)) \
345 $(lib_LIBRARIES:%=$(USER_LIB_DIR)/lib%.a) $(shared_LIBRARIES:%=$(OMK_WORK_DIR)/lib%.$(SOLIB_EXT).omkvar)
347 binary-pass-local: $(bin_PROGRAMS:%=$(USER_BIN_DIR)/%$(EXE_SUFFIX)) $(utils_PROGRAMS:%=$(USER_UTILS_DIR)/%$(EXE_SUFFIX)) $(test_PROGRAMS:%=$(USER_TESTS_DIR)/%$(EXE_SUFFIX))
349 # Special rules for CMETRIC generated headers
351 $(foreach cmetrh,$(cmetric_include_HEADERS),$(eval $(call COMPILE_c_o_template,\
352 $(SOURCES_DIR)/$($(basename $(notdir $(cmetrh)))_CMETRIC_SOURCES),\
353 $($(basename $(notdir $(cmetrh)))_CMETRIC_SOURCES:%.c=%.o),)))
354 $(foreach cmetrh,$(cmetric_include_HEADERS),$(eval $(call CMETRIC_o_h_template,\
355 $($(basename $(notdir $(cmetrh)))_CMETRIC_SOURCES:%.c=%.o),\
356 $(addprefix $(USER_INCLUDE_DIR)/,$(cmetrh)))))
358 GEN_HEADERS+=$(cmetric_include_HEADERS:%=$(USER_INCLUDE_DIR)/%)
360 GEN_HEADERS+=$(filter %.h,$(USER_IDLS:%.idl=%.h))
362 # Generate rules for compilation of programs and libraries
364 $(foreach prog,$(utils_PROGRAMS),$(eval $(call PROGRAM_template,$(prog),$(USER_UTILS_DIR),$(EXE_SUFFIX))))
366 $(foreach prog,$(test_PROGRAMS),$(eval $(call PROGRAM_template,$(prog),$(USER_TESTS_DIR),$(EXE_SUFFIX))))
368 $(foreach prog,$(bin_PROGRAMS),$(eval $(call PROGRAM_template,$(prog),$(USER_BIN_DIR),$(EXE_SUFFIX))))
370 $(foreach lib,$(lib_LIBRARIES),$(eval $(call LIBRARY_template,$(lib))))
372 $(foreach lib,$(shared_LIBRARIES),$(eval $(call SOLIB_template,$(lib))))
374 -include $(USER_OBJS_DIR)/*.d
376 endif # USER_RULE_TEMPLATES
378 .PHONY: link-pseudo-pass
380 $(Q)$(MAKE) $(NO_PRINT_DIRECTORY) -C $(USER_BUILD_DIR) -f $(SOURCESDIR_MAKEFILE) link-shared-libs
382 ifeq ($(MAKECMDGOALS),link-shared-libs)
384 # Syntax: $(call solib_link_template,<library-name>)
385 define solib_link_template
386 $(1)_shared_libs = $$(patsubst %,$(USER_LIB_DIR)/lib%.$(SOLIB_EXT),$$(filter $$(shared_libs),$$($(1)_libs)))
387 #$$(warning $(1)_shared_libs = $$($(1)_shared_libs))
388 $(USER_LIB_DIR)/lib$(1).$(SOLIB_EXT): $$($(1)_shared_libs) $$($(1)_objslo)
389 @$(QUIET_CMD_ECHO) " LINK $$@"
390 $(Q)$(CC) --shared -Xlinker -soname=lib$(1).$(SOLIB_EXT) -o $$@ $$($(1)_objslo) $$(LOADLIBES) $$($(1)_libs:%=-l%)
393 -include $(shell true; find $(USER_BUILD_DIR) -name 'lib*.omkvar') # `true' is a hack for MinGW
394 #$(warning $(shared_libs))
395 $(foreach lib,$(shared_libs),$(eval $(call solib_link_template,$(lib))))
397 .PHONY: link-shared-libs
398 link-shared-libs: $(shared_libs:%=$(USER_LIB_DIR)/lib%.$(SOLIB_EXT))
399 endif # link-shared-libs
401 #=====================================================================
402 # Kernel-space rules and templates to compile modules, libraries etc.
404 ifdef KERN_RULE_TEMPLATES
406 $(KERN_LIB_DIR)/kernel.mk: $(LINUX_DIR)/.config $(MAKERULES_DIR)/kernelcfg2mk
407 @$(QUIET_CMD_ECHO) " KCFG2MK $$@"
408 $(Q) $(MAKERULES_DIR)/kernelcfg2mk $(LINUX_DIR) $(KERN_LIB_DIR)
410 ifeq ($(CONFIG_RTLINUX),y)
411 include $(RTL_DIR)/rtl.mk
414 kern_GCCLIB_DIR=$(shell LANG=C LC_ALL=C LC_MESSAGES=C $(CC) -print-search-dirs | sed -n -e 's/^install: \(.*\)$$/\1/p' )
415 INCLUDES := -I $(KERN_INCLUDE_DIR) $(INCLUDE) $(rtlinux_INCLUDES) $(kernel_INCLUDES)
417 c_o_kern_COMPILE = $(KERN_CC) -idirafter $(kern_GCCLIB_DIR)/include $(INCLUDES) $(CFLAGS) -DOMK_FOR_KERNEL -DEXPORT_SYMTAB -nostdinc
418 cc_o_kern_COMPILE = $(CXX) $(INCLUDES) $(CXXFLAGS) -DOMK_FOR_KERNEL -DEXPORT_SYMTAB
419 KERN_EXE_SUFFIX := .o
424 else # CONFIG_RTLINUX
426 include $(KERN_LIB_DIR)/kernel.mk
429 LINUX_SRC = $(LINUX_DIR)
431 kernel_INCLUDES += -I $(LINUX_DIR) -idirafter $(LINUX_SRC)/include/linux
434 KERN_CC = $(LINUX_CC)
435 kern_GCCLIB_DIR=$(shell LANG=C LC_ALL=C LC_MESSAGES=C $(LINUX_CC) -print-search-dirs | sed -n -e 's/^install: \(.*\)$$/\1/p' )
437 KERN_CC = echo KERN_CC not defined - compilation skipped
439 c_o_kern_COMPILE = $(KERN_CC) $(kernel_INCLUDES) -idirafter $(kern_GCCLIB_DIR)/include $(LINUX_CPPFLAGS) $(LINUX_CFLAGS) $(LINUX_CFLAGS_MODULE) -DOMK_FOR_KERNEL -DEXPORT_SYMTAB -nostdinc
440 cc_o_kern_COMPILE = $(KERN_CC) $(kernel_INCLUDES) -idirafter $(kern_GCCLIB_DIR)/include $(LINUX_CPPFLAGS) $(LINUX_CFLAGS) $(LINUX_CFLAGS_MODULE) -DOMK_FOR_KERNEL -DEXPORT_SYMTAB
441 S_o_kern_COMPILE = $(KERN_CC) $(kernel_INCLUDES) -idirafter $(kern_GCCLIB_DIR)/include $(LINUX_CPPFLAGS) $(LINUX_AFLAGS) $(LINUX_CFLAGS_MODULE) -DOMK_FOR_KERNEL -DEXPORT_SYMTAB
442 KERN_EXE_SUFFIX := $(LINUX_MODULE_EXT)
443 KERN_LDFLAGS = $(LINUX_LDFLAGS)
445 KERN_ARCH = $(LINUX_ARCH)
447 KERN_ARCH = echo KERN_ARCH not defined - skipped
450 KERN_LD = $(LINUX_LD)
452 KERN_LD = echo KERN_LD not defined - skipped
455 KERN_AR = $(LINUX_AR)
459 ifeq ($(LINUX_QUOTE_MODNAME),y)
461 KERN_KBUILD_MODNAME=-D"KBUILD_MODNAME=((THIS_MODULE)!=NULL?(THIS_MODULE)->name:NULL)"
463 endif # CONFIG_RTLINUX
465 KERN_LOADLIBES += -L$(KERN_LIB_DIR)
467 KERN_LOADLIBES += $(rtlinux_LOADLIBES:%=-l%)
468 KERN_LOADLIBES += $(kernel_LOADLIBES:%=-l%)
472 # Check GCC version for kernel part of build
473 ifndef kern_CC_MAJOR_VERSION
474 kern_CC_MAJOR_VERSION := $(shell $(KERN_CC) -dumpversion | sed -e 's/\([^.]\)\..*/\1/')
476 # Prepare suitable define for dependency building
477 ifeq ($(kern_CC_MAJOR_VERSION),2)
478 kern_CC_DEPFLAGS = -Wp,-MD,"$@.d.tmp"
480 kern_CC_DEPFLAGS = -MT $@ -MD -MP -MF "$@.d.tmp"
483 ifeq ($(KERN_EXE_SUFFIX),.ko)
484 ifeq ($(wildcard $(LINUX_DIR)/scripts/mod/modpost),)
485 KERN_MODPOST = $(LINUX_DIR)/scripts/modpost
487 KERN_MODPOST = $(LINUX_DIR)/scripts/mod/modpost
489 KERN_MODULES_LINK_DIR = $(KERN_MODPOST_DIR)
490 KERN_LINK_SUFFIX = .o
492 KERN_MODULES_LINK_DIR = $(KERN_MODULES_DIR)
493 KERN_LINK_SUFFIX = $(KERN_EXE_SUFFIX)
496 ifeq ($(LINUX_CONFIG_MODVERSIONS),y)
498 MODPOST_OPTS += -i $(LINUX_DIR)/Module.symvers
499 ifneq ($(LINUX_BUILDHOST),) # this is not correct point, it should look for 2.6.17 kernel
500 MODPOST_OPTS += -I $(KERN_LIB_DIR)/Module.symvers
502 MODPOST_OPTS += -o $(KERN_LIB_DIR)/Module.symvers
505 ifeq ($(LINUX_CONFIG_DEBUG_SECTION_MISMATCH),y)
509 ifeq ($(LINUX_CONFIG_MARKERS),y)
510 MODPOST_OPTS += -K $(LINUX_DIR)/Module.markers
511 MODPOST_OPTS += -M $(KERN_LIB_DIR)/Module.markers
514 ifeq ($(LINUX_KBUILD_MODPOST_WARN),y)
518 ifneq ($(LINUX_BUILDHOST),)
519 ifneq ($(LINUX_BUILDHOST),$(LINUX_ARCH))
524 define COMPILE_c_o_kern_template
527 @$(QUIET_CMD_ECHO) " CC [K] $$@"
528 $(Q) if $$(c_o_kern_COMPILE) $$(kern_CC_DEPFLAGS) $(3) $(KERN_KBUILD_MODNAME) \
529 -D"KBUILD_BASENAME=$(KERN_MQ)$(notdir $(basename $(1)))$(KERN_MQ)" \
531 then mv -f "$$@.d.tmp" "$$@.d" ; \
532 else rm -f "$$@.d.tmp" ; exit 1; \
538 define COMPILE_cc_o_kern_template
541 @$(QUIET_CMD_ECHO) " CXX [K] $$@"
542 $(Q) if $$(cc_o_kern_COMPILE) $$(kern_CC_DEPFLAGS) $(3) $(KERN_KBUILD_MODNAME) \
543 -D"KBUILD_BASENAME=$(KERN_MQ)$(notdir $(basename $(1)))$(KERN_MQ)" \
545 then mv -f "$$@.d.tmp" "$$@.d" ; \
546 else rm -f "$$@.d.tmp" ; exit 1; \
552 define COMPILE_S_o_kern_template
555 @$(QUIET_CMD_ECHO) " AS [K] $$@"
556 $(Q) if $$(S_o_kern_COMPILE) $$(kern_CC_DEPFLAGS) $(3) $(KERN_KBUILD_MODNAME) \
557 -D"KBUILD_BASENAME=$(KERN_MQ)$(notdir $(basename $(1)))$(KERN_MQ)" \
559 then mv -f "$$@.d.tmp" "$$@.d" ; \
560 else rm -f "$$@.d.tmp" ; exit 1; \
566 define MODULE_kern_template
567 $(1)_OBJS += $$(filter %.o,$$($(1)_SOURCES:%.c=%.o))
568 $(1)_OBJS += $$(filter %.o,$$($(1)_SOURCES:%.cc=%.o))
569 $(1)_OBJS += $$(filter %.o,$$($(1)_SOURCES:%.cxx=%.o))
570 $(1)_OBJS := $$(sort $$($(1)_OBJS))
572 KERN_OBJS += $$($(1)_OBJS)
573 KERN_SOURCES += $$($(1)_SOURCES)
575 # this is hack to build "__this_module" structure for 2.6.x kernels
576 # modpost is used for that purpose now
580 # #include <linux/version.h>@\
581 # #include <linux/module.h>@\
582 # #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,5))@\
583 # #include <linux/vermagic.h>@\
584 # #include <linux/compiler.h>@\
586 # MODULE_INFO(vermagic, VERMAGIC_STRING);@\
589 # struct module __this_module@\
590 # __attribute__((section(\".gnu.linkonce.this_module\"))) = {@\
591 # .name = __stringify(KBUILD_MODNAME),@\
592 # .init = init_module,@\
593 # #ifdef CONFIG_MODULE_UNLOAD@\
594 # .exit = cleanup_module,@\
601 #$(eval $(call COMPILE_c_o_kern_template,$(1).mod.c,$(1).mod.o,-DKBUILD_MODNAME=$(1)))
603 $(2)/$(1)$(KERN_LINK_SUFFIX): $$($(1)_OBJS)
604 @$(QUIET_CMD_ECHO) " LD [K] $$@"
605 $(Q) $$(KERN_LD) $$(KERN_LDFLAGS) -r $$($(1)_OBJS) -L$$(kern_GCCLIB_DIR) $$($(1)_LIBS:%=-l%) $$(KERN_LOADLIBES) -Map $(KERN_OBJS_DIR)/$(1).mod.map -o $$@
606 @echo "$(2)/$(1)$(KERN_LINK_SUFFIX): \\" >$(KERN_OBJS_DIR)/$(1).mod.d
607 @sed -n -e 's/^LOAD \(.*\)$$$$/ \1 \\/p' $(KERN_OBJS_DIR)/$(1).mod.map >>$(KERN_OBJS_DIR)/$(1).mod.d
608 @echo >>$(KERN_OBJS_DIR)/$(1).mod.d
609 @if [ "$(KERN_EXE_SUFFIX)" = ".ko" ] ; then \
610 echo $(1) >>$(KERN_MODPOST_DIR)/module-changes ; \
611 echo $(1) >$(KERN_MODPOST_DIR)/$(1).mod.stamp ; \
618 define LIBRARY_kern_template
619 $(1)_OBJS += $$(filter %.o,$$($(1)_SOURCES:%.c=%.o))
620 $(1)_OBJS += $$(filter %.o,$$($(1)_SOURCES:%.cc=%.o))
621 $(1)_OBJS += $$(filter %.o,$$($(1)_SOURCES:%.cxx=%.o))
622 $(1)_OBJS := $$(sort $$($(1)_OBJS))
624 KERN_OBJS += $$($(1)_OBJS)
625 KERN_SOURCES += $$($(1)_SOURCES)
627 $(KERN_LIB_DIR)/lib$(1).a: $$($(1)_OBJS)
628 @$(QUIET_CMD_ECHO) " AR [K] $$@"
629 $(Q) $(KERN_AR) rcs $$@ $$^
635 kernel-lib-pass-local: $(kernel_LIBRARIES:%=$(KERN_LIB_DIR)/lib%.a)
637 kernel-mod-pass-local: $(kernel_MODULES:%=$(KERN_MODULES_LINK_DIR)/%$(KERN_LINK_SUFFIX))
639 $(foreach module,$(kernel_MODULES),$(eval $(call MODULE_kern_template,$(module),$(KERN_MODULES_LINK_DIR))))
641 $(foreach lib,$(kernel_LIBRARIES),$(eval $(call LIBRARY_kern_template,$(lib))))
646 ifeq ($(CONFIG_RTLINUX),y)
648 kernel-mod-pass-local: $(rtlinux_MODULES:%=$(KERN_MODULES_LINK_DIR)/%$(KERN_LINK_SUFFIX))
650 kernel-lib-pass-local: $(rtlinux_LIBRARIES:%=$(KERN_LIB_DIR)/lib%.a)
652 $(foreach module,$(rtlinux_MODULES),$(eval $(call MODULE_kern_template,$(module),$(KERN_MODULES_LINK_DIR))))
654 $(foreach lib,$(rtlinux_LIBRARIES),$(eval $(call LIBRARY_kern_template,$(lib))))
658 ifeq ($(KERN_MODPOST_PASS),y)
660 MODULES_LIST := $(wildcard *.mod.stamp)
661 MODULES_LIST := $(MODULES_LIST:%.mod.stamp=%)
663 define MODPOST_kern_template
664 $(2) : $(1)$(KERN_LINK_SUFFIX) $(1).mod.c
665 @$(QUIET_CMD_ECHO) " LD [M] $$@"
666 $(Q) $$(cc_o_kern_COMPILE) -D"KBUILD_BASENAME=$(KERN_MQ)$(1)$(KERN_MQ)" \
667 -D"KBUILD_MODNAME=$(KERN_MQ)$(1)$(KERN_MQ)" \
668 -o $(1).mod.o -c $(1).mod.c
669 $(Q) $$(KERN_LD) $$(KERN_LDFLAGS) $(1)$(KERN_LINK_SUFFIX) $(1).mod.o -r -o $$@
672 kernel-modpost-versions: $(wildcard $(LINUX_DIR)/Module.symvers)
673 @$(QUIET_CMD_ECHO) " MODPOST $(KERN_MODPOST_DIR)"
674 @echo >$(KERN_MODPOST_DIR)/modpost-running
675 @rm -f $(KERN_MODPOST_DIR)/module-changes
676 $(Q) $(KERN_MODPOST) $(MODPOST_OPTS) $(MODULES_LIST:%=%$(KERN_LINK_SUFFIX))
678 $(MODULES_LIST:%=%.mod.c) : kernel-modpost-versions
680 kernel-modpost-pass-local: $(MODULES_LIST:%=$(KERN_MODULES_DIR)/%$(KERN_EXE_SUFFIX))
681 @rm -f $(KERN_MODPOST_DIR)/modpost-running
683 $(foreach module,$(MODULES_LIST),$(eval $(call MODPOST_kern_template,$(module),$(module:%=$(KERN_MODULES_DIR)/%$(KERN_EXE_SUFFIX)))))
687 -include $(KERN_OBJS_DIR)/*.d
691 #=====================================================================
693 # Kernel requires its own set of configuration header-files
694 ifneq ($(kernel_LIBRARIES)$(rtlinux_LIBRARIES)$(kernel_MODULES)$(rtlinux_MODULES)$(kernel_HEADERS)$(rtlinux_HEADERS)$(kernel_HEADERS)$(rtlinux_HEADERS)$(nobase_kernel_HEADERS)$(nobase_rtlinux_HEADERS)$(renamed_kernel_HEADERS)$(renamed_rtlinux_HEADERS),)
695 KERN_CONFIG_HEADERS_REQUIRED = y
698 $(eval $(call omk_pass_template, kernel-lib-pass,$(KERN_OBJS_DIR),KERN_RULE_TEMPLATES=y,$(kernel_LIBRARIES)$(rtlinux_LIBRARIES)))
699 $(eval $(call omk_pass_template, kernel-mod-pass,$(KERN_OBJS_DIR),KERN_RULE_TEMPLATES=y,$(kernel_MODULES)$(rtlinux_MODULES)))
702 +@if [ -e "$(KERN_MODPOST_DIR)/module-changes" -o -e "$(KERN_MODPOST_DIR)/modpost-running" ] ; \
704 $(MAKE) --no-print-directory -C $(KERN_MODPOST_DIR) \
705 -f $(SOURCES_DIR)/Makefile KERN_RULE_TEMPLATES=y KERN_MODPOST_PASS=y $(@:%=%-local) ; \
708 $(eval $(call omk_pass_template, library-pass,$(USER_OBJS_DIR),USER_RULE_TEMPLATES=y,$(lib_LIBRARIES)$(shared_LIBRARIES)))
709 $(eval $(call omk_pass_template, binary-pass, $(USER_OBJS_DIR),USER_RULE_TEMPLATES=y,$(bin_PROGRAMS)$(utils_PROGRAMS)$(test_PROGRAMS)))
711 $(eval $(call omk_pass_template,clean,$(USER_OBJS_DIR),,always))
712 $(eval $(call omk_pass_template,install,$(USER_OBJS_DIR),,always))
713 $(eval $(call omk_pass_template,include-pass,$(USER_OBJS_DIR),USER_RULE_TEMPLATES=y,always))
716 @$(call mkdir_def,$(USER_BUILD_DIR))
717 @$(call mkdir_def,$(KERN_BUILD_DIR))
718 @$(call mkdir_def,$(USER_INCLUDE_DIR))
719 @$(call mkdir_def,$(KERN_INCLUDE_DIR))
720 @$(call mkdir_def,$(USER_LIB_DIR))
721 @$(call mkdir_def,$(KERN_LIB_DIR))
722 @$(call mkdir_def,$(USER_BIN_DIR))
723 @$(call mkdir_def,$(USER_UTILS_DIR))
724 @$(call mkdir_def,$(USER_TESTS_DIR))
725 @$(call mkdir_def,$(KERN_MODULES_DIR))
726 @$(call mkdir_def,$(KERN_MODPOST_DIR))
728 install-local: # TODO
730 $(eval $(call include-pass-template,$(USER_INCLUDE_DIR),include))
731 $(eval $(call include-pass-template,$(KERN_INCLUDE_DIR),kernel))
732 ifeq ($(CONFIG_RTLINUX),y)
733 $(eval $(call include-pass-template,$(KERN_INCLUDE_DIR),rtlinux))
737 ifdef USER_RULE_TEMPLATES
739 # User-space static libraries and applications object files
741 USER_SOURCES := $(sort $(USER_SOURCES))
743 USER_GEN_SOURCES := $(sort $(USER_GEN_SOURCES))
745 #$(warning USER_SOURCES = $(USER_SOURCES))
747 $(foreach src,$(filter %.c,$(USER_SOURCES)),$(eval $(call COMPILE_c_o_template,$(SOURCES_DIR)/$(src),$(src:%.c=%.o),)))
749 $(foreach src,$(filter %.cc,$(USER_SOURCES)),$(eval $(call COMPILE_cc_o_template,$(SOURCES_DIR)/$(src),$(src:%.cc=%.o),)))
751 $(foreach src,$(filter %.cxx,$(USER_SOURCES)),$(eval $(call COMPILE_cc_o_template,$(SOURCES_DIR)/$(src),$(src:%.cxx=%.o),)))
753 $(foreach src,$(filter %.S,$(USER_SOURCES)),$(eval $(call COMPILE_S_o_template,$(SOURCES_DIR)/$(src),$(src:%.S=%.o),)))
755 $(foreach src,$(filter %.c,$(USER_GEN_SOURCES)),$(eval $(call COMPILE_c_o_template,$(src),$(src:%.c=%.o),)))
757 # User-space shared libraries object files
759 SOLIB_SOURCES := $(sort $(SOLIB_SOURCES))
761 SOLIB_GEN_SOURCES := $(sort $(SOLIB_GEN_SOURCES))
763 #$(warning SOLIB_SOURCES = $(SOLIB_SOURCES))
764 #$(warning SOLIB_GEN_SOURCES = $(SOLIB_GEN_SOURCES))
766 $(foreach src,$(filter %.c,$(SOLIB_SOURCES)),$(eval $(call COMPILE_c_o_template,$(SOURCES_DIR)/$(src),$(src:%.c=%.lo),$(SOLIB_PICFLAGS))))
768 $(foreach src,$(filter %.cc,$(SOLIB_SOURCES)),$(eval $(call COMPILE_cc_o_template,$(SOURCES_DIR)/$(src),$(src:%.cc=%.lo),$(SOLIB_PICFLAGS))))
770 $(foreach src,$(filter %.cxx,$(SOLIB_SOURCES)),$(eval $(call COMPILE_cc_o_template,$(SOURCES_DIR)/$(src),$(src:%.cxx=%.lo),$(SOLIB_PICFLAGS))))
772 $(foreach src,$(filter %.S,$(SOLIB_SOURCES)),$(eval $(call COMPILE_S_o_template,$(SOURCES_DIR)/$(src),$(src:%.S=%.lo),$(SOLIB_PICFLAGS))))
774 $(foreach src,$(filter %.c,$(SOLIB_GEN_SOURCES)),$(eval $(call COMPILE_c_o_template,$(src),$(src:%.c=%.lo),$(SOLIB_PICFLAGS))))
778 USER_IDLS := $(sort $(USER_IDLS))
780 $(foreach src,$(filter %.idl,$(USER_IDLS)),$(eval $(call COMPILE_idl_template,$(SOURCES_DIR)/$(src),$(src:%.idl=%))))
784 ifdef KERN_RULE_TEMPLATES
786 KERN_SOURCES := $(sort $(KERN_SOURCES))
788 #$(warning KERN_SOURCES = $(KERN_SOURCES))
790 $(foreach src,$(filter %.c,$(KERN_SOURCES)),$(eval $(call COMPILE_c_o_kern_template,$(SOURCES_DIR)/$(src),$(src:%.c=%.o),)))
792 $(foreach src,$(filter %.cc,$(KERN_SOURCES)),$(eval $(call COMPILE_cc_o_kern_template,$(SOURCES_DIR)/$(src),$(src:%.cc=%.o),)))
794 $(foreach src,$(filter %.cxx,$(KERN_SOURCES)),$(eval $(call COMPILE_cc_o_kern_template,$(SOURCES_DIR)/$(src),$(src:%.cxx=%.o),)))
796 $(foreach src,$(filter %.S,$(USER_SOURCES)),$(eval $(call COMPILE_S_o_kern_template,$(SOURCES_DIR)/$(src),$(src:%.S=%.o),)))
799 clean-local: clean-custom
800 @echo Cleaning in $(KERN_OBJS_DIR) and $(USER_OBJS_DIR)
801 @rm -f $(KERN_OBJS_DIR)/*.o $(USER_OBJS_DIR)/*.[och] $(USER_OBJS_DIR)/*.lo\
802 $(KERN_OBJS_DIR)/*.d $(USER_OBJS_DIR)/*.d \
803 $(KERN_OBJS_DIR)/*.map $(USER_OBJS_DIR)/*.map \
804 $(KERN_OBJS_DIR)/*.mod.c \
805 $(kernel_MODULES:%=$(KERN_MODPOST_DIR)/%.*) \
806 $(LOCAL_CONFIG_H:%=$(KERN_OBJS_DIR)/%) \
807 $(LOCAL_CONFIG_H:%=$(USER_OBJS_DIR)/%)
808 @if [ -e $(KERN_LIB_DIR)/kernel.mk ] ; then \
809 touch -t 200001010101 $(KERN_LIB_DIR)/kernel.mk ; \
812 include-pass-submakes: extra-rules-subdirs
814 # We must go to EXTRA_RULES_SUBDIRS beofre going to any other
815 # directory, since the executables compiled in EXTRA_RULES_SUBDIRS
816 # might be needed there.
817 include-pass-this-dir $(foreach subdir,$(SUBDIRS),include-pass-$(subdir)-subdir): extra-rules-subdirs
819 default: include-pass library-pass binary-pass
820 ifndef OMIT_KERNEL_PASSES
821 # Also make kernel passes if not disabled
822 default: kernel-lib-pass kernel-pass