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 (-l prefix is automatically added)
21 # xxx_LDFLAGS .. list of specific target LDFLAGS
22 # lib_LOADLIBES .. list of libraries linked to each executable
23 # INCLUDES .. additional include directories and defines for user-space
24 # kernel_INCLUDES .. additional include directories and defines for kernel-space
25 # rtlinux_INCLUDES .. additional include directories and defines for RT-Linux
26 # OMIT_KERNEL_PASSES if defined, all kernel passes are omited
28 # LINUX_DIR .. location of Linux kernel sources
29 # RTL_DIR .. location of RT-Linux sources
30 # CFLAGS .. C compiler flags
31 # CXXFLAGS .. C++ compiler flags
32 # CPPFLAGS .. C preprocessor flags
33 # LDFLAGS .. linker flags for programs linking
35 # Hack to check RT-Linux rules
36 #LINUX_DIR := /home/cvs/ocera/ocera-build/kernel/linux
37 #RTL_DIR := /home/cvs/ocera/ocera-build/kernel/rtlinux
39 #OCERA_DIR := $(shell ( cd -L $(OUTPUT_DIR)/../../.. ; pwd -L ) )
41 -include $(OUTPUT_DIR)/OCERA_TOP_DIR
43 BUILD_DIR_NAME = _build
44 COMPILED_DIR_NAME = _compiled
46 GROUP_DIR_NAME = nogroup
50 ifeq ($(wildcard $(OCERA_DIR)/ocera.mk),)
51 $(warning "ocera.mk" file does not exist. Adapt Makefile.rules for standalone compilation)
52 $(warning (comment out definition of OCERA_DIR line and optionally select RTL_DIR) )
53 $(error or go to the ocera/ directory and do 'make' to generate the "ocera.mk" file first, please)
55 include $(OCERA_DIR)/ocera.mk
56 KERN_INCLUDE_DIR := $(OCERA_KERNEL_INCLUDES_DIR)
57 KERN_LIB_DIR := $(OCERA_KERNEL_LIBRARIES_DIR)
58 KERN_MODULES_DIR := $(OCERA_MODULES_DIR)
59 KERN_BUILD_DIR := $(BUILD_DIR)/kern/$(GROUP_DIR_NAME)
60 KERN_MODPOST_DIR := $(BUILD_DIR)/kern-modpost
61 USER_INCLUDE_DIR := $(OCERA_USER_INCLUDES_DIR)
62 USER_LIB_DIR := $(OCERA_USER_LIBRARIES_DIR)
63 USER_UTILS_DIR := $(TARGET_DIR)/usr/bin
64 USER_TESTS_DIR := $(TARGET_DIR)/usr/bin
65 USER_BIN_DIR := $(TARGET_DIR)/usr/bin
66 USER_BUILD_DIR := $(BUILD_DIR)/user/$(GROUP_DIR_NAME)
67 #LINUX_DIR := $(OCERA_DIR)/kernel/linux
68 #RTL_DIR := $(OCERA_DIR)/kernel/rtlinux
69 #CONFIG_FILE := $(OCERA_DIR)/emdebsys/.config
70 ifneq ($(wildcard $(CONFIG_FILE)),)
74 KERN_INCLUDE_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/include-kern
75 KERN_LIB_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/lib-kern
76 KERN_MODULES_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/modules
77 KERN_BUILD_DIR := $(OUTPUT_DIR)/$(BUILD_DIR_NAME)/kern
78 KERN_MODPOST_DIR := $(OUTPUT_DIR)/$(BUILD_DIR_NAME)/kern-modpost
79 USER_INCLUDE_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/include
80 USER_LIB_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/lib
81 USER_UTILS_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/bin-utils
82 USER_TESTS_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/bin-tests
83 USER_BIN_DIR := $(OUTPUT_DIR)/$(COMPILED_DIR_NAME)/bin
84 USER_BUILD_DIR := $(OUTPUT_DIR)/$(BUILD_DIR_NAME)/user
87 LINUX_VERSION=$(shell uname -r)
90 LINUX_DIR=/lib/modules/$(LINUX_VERSION)/build
96 ifeq ($(OS),Windows_NT)
99 BUILD_OS := $(shell uname | tr '[A-Z]' '[a-z]' )
100 #$(warning BUILD_OS=$(BUILD_OS))
105 TARGET_OS := $(BUILD_OS)
111 LOCAL_BUILD_DIR = $(USER_OBJS_DIR)
113 # Assign default values to CFLAGS variable. If the variable is defined
114 # earlier (i.g. in config.omk), it is not overriden here.
116 CXXFLAGS ?= -O2 -Wall
119 CPPFLAGS += -I $(USER_INCLUDE_DIR)
121 LOADLIBES += -L$(USER_LIB_DIR)
123 LOADLIBES += $(lib_LOADLIBES:%=-l%)
125 LIB_CPPFLAGS += $(CPPFLAGS)
126 LIB_CFLAGS += $(CFLAGS)
128 ifeq ($(TARGET_OS),win32)
132 SOLIB_PICFLAGS += -fpic
135 #vpath %.c $(SOURCES_DIR)
136 #vpath %.cc $(SOURCES_DIR)
137 #vpath %.cxx $(SOURCES_DIR)
139 USER_OBJS_DIR = $(USER_BUILD_DIR)/$(RELATIVE_DIR)
140 KERN_OBJS_DIR = $(KERN_BUILD_DIR)/$(RELATIVE_DIR)
141 OMK_WORK_DIR = $(USER_OBJS_DIR)
143 .PHONY: dep subdirs clean clean-custom cleandepend check-dir
145 # Some support to serialize some targets for parallel make
146 ifneq ($(OMK_SERIALIZE_INCLUDED),y)
147 include-pass: check-dir
148 library-pass: include-pass
149 link-pseudo-pass: library-pass
150 binary-pass: link-pseudo-pass
151 kernel-lib-pass: include-pass
152 kernel-mod-pass: kernel-lib-pass
153 kernel-modpost-pass: kernel-mod-pass
154 kernel-pass: kernel-mod-pass kernel-modpost-pass
156 override OMK_SERIALIZE_INCLUDED = y
157 MAKEOVERRIDES := $(filter-out OMK_SERIALIZE_INCLUDED=n,$(MAKEOVERRIDES))
160 # Checks for OMK tester
162 default-config-pass-check include-pass-check:
163 library-pass-check binary-pass-check:
164 @[ -x "$(shell which $(CC))" ] || $(call canttest,Cannot find compiler: $(CC))
167 #=====================================================================
168 # User-space rules and templates to compile programs, libraries etc.
170 ifdef USER_RULE_TEMPLATES
172 USER_SOURCES2OBJS = .o/.c .o/.cc .o/.cxx .o/.S .o/.o
174 USER_SOURCES2OBJSLO = .lo/.c .lo/.cc .lo/.cxx .lo/.S .lo/.lo
177 # $(CC) -o $@ $(LCFLAGS) -c $<
179 c_o_COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
180 $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -DOMK_FOR_USER
182 cc_o_COMPILE = $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
183 $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -DOMK_FOR_USER
185 S_o_COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
186 $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) $(ASFLAGS) -DOMK_FOR_USER
188 idl_COMPILE = $(IDL_COMPILER)
190 # Check GCC version for user build
191 ifndef CC_MAJOR_VERSION
192 CC_MAJOR_VERSION := $(shell $(CC) -dumpversion | sed -e 's/\([^.]\)\..*/\1/')
194 # Prepare suitable define for dependency building
195 ifeq ($(CC_MAJOR_VERSION),2)
196 CC_DEPFLAGS = -Wp,-MD,"$@.d.tmp"
198 CC_DEPFLAGS = -MT $@ -MD -MP -MF "$@.d.tmp"
202 # Syntax: $(call COMPILE_c_o_template,<source>,<target>,<additional c-flags>)
203 define COMPILE_c_o_template
204 $(2): $(1) $$(GEN_HEADERS)
205 @$(QUIET_CMD_ECHO) " CC $$@"
206 $(Q) if $$(c_o_COMPILE) $$(CC_DEPFLAGS) $(3) -o $$@ -c $$< ; \
207 then mv -f "$$@.d.tmp" "$$@.d" ; \
208 else rm -f "$$@.d.tmp" ; exit 1; \
213 # Syntax: $(call COMPILE_cc_o_template,<source>,<target>,<additional c-flags>)
214 define COMPILE_cc_o_template
215 $(2): $(1) $$(GEN_HEADERS)
216 @$(QUIET_CMD_ECHO) " CXX $$@"
217 $(Q) if $$(cc_o_COMPILE) $$(CC_DEPFLAGS) $(3) -o $$@ -c $$< ; \
218 then mv -f "$$@.d.tmp" "$$@.d" ; \
219 else rm -f "$$@.d.tmp" ; exit 1; \
224 # Syntax: $(call COMPILE_S_o_template,<source>,<target>,<additional c-flags>)
225 define COMPILE_S_o_template
226 $(2): $(1) $$(GEN_HEADERS)
227 @$(QUIET_CMD_ECHO) " AS $$@"
228 $(Q) if $$(S_o_COMPILE) -D__ASSEMBLY__ $$(CC_DEPFLAGS) $(3) -o $$@ -c $$< ; \
229 then mv -f "$$@.d.tmp" "$$@.d" ; \
230 else rm -f "$$@.d.tmp" ; exit 1; \
235 # Syntax: $(call CMETRIC_o_h_template,<object_file>,<target_header>)
236 define CMETRIC_o_h_template
238 @$(QUIET_CMD_ECHO) " CMETRIC $$@"
239 $(Q)if [ -n `dirname $$@` ] ; then \
240 if [ ! -e `dirname $$@` ] ; then \
241 mkdir -p `dirname $$@` ; fi ; fi
242 $(Q)echo >$$@.tmp '/* Automatically generated from $$< */'
243 $(Q)echo >>$$@.tmp '/* Conditionals to control compilation */'
245 $(Q)set -o pipefail ; $(NM) $$< \
246 | sed -n 's/^ *0*\(0[0-9A-Fa-f]*\) *A *_cmetric2cond_\([A-Za-z_0-9]*\) */#define \2 0x\1/p' \
248 $(Q)echo >>$$@.tmp '/* Defines from the values defined to symbols */'
249 $(Q)set -o pipefail ; $(NM) $$< \
250 | sed -n 's/^ *0*\(0[0-9A-Fa-f]*\) *A *_cmetric2def_\([A-Za-z_0-9]*\) */#define \2 0x\1/p' \
257 define COMPILE_idl_template
258 $(2).c $(2)-stubs.c $(2)-skels.c $(2)-common.c $(2).h: $(1) $$(wildcard $$(firstword $$(idl_COMPILE)))
259 @$(QUIET_CMD_ECHO) " IDL $$@"
260 $(Q) $$(idl_COMPILE) $$($(2)_IDLFLAGS) $(1)
264 # Syntax: $(call PROGRAM_template,<dir>,<executable-name>,<executable-suffix>,<linker-sript>)
265 # FIXME: ???????? asi je tu blbej komentar
266 define PROGRAM_template
268 USER_IDLS += $$($(1)_SERVER_IDL) $$($(1)_CLIENT_IDL) $$($(1)_IDL)
269 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_SERVER_IDL:%.idl=%-skels.c))
270 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_SERVER_IDL:%.idl=%-common.c))
271 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_CLIENT_IDL:%.idl=%-stubs.c))
272 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_CLIENT_IDL:%.idl=%-common.c))
273 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_IDL:%.idl=%.c))
274 USER_GEN_SOURCES += $$($(1)_GEN_SOURCES)
276 $(foreach x, $(USER_SOURCES2OBJS),
277 $(1)_OBJS += $$(patsubst %$(notdir $(x)),%$(dir $(x)),$$(filter %$(notdir $(x)),\
278 $$($(1)_SOURCES) $$($(1)_GEN_SOURCES)))
280 $(1)_OBJS := $$(sort $$($(1)_OBJS:%/=%))
282 USER_OBJS += $$($(1)_OBJS)
283 USER_SOURCES += $$($(1)_SOURCES)
285 $(2)/$(1)$(3): $$($(1)_OBJS)
286 @$(QUIET_CMD_ECHO) " LINK $$@"
287 $(Q) $$(if $$(filter %.cc,$$($(1)_SOURCES:%.cxx=%.cc)),$$(CXX),$$(CC)) \
288 $$($(1)_OBJS) $$($(1)_LIBS:%=-l%) $$(LOADLIBES) $$(LDFLAGS) $$($(1)_LDFLAGS) -Wl,-rpath-link,$(USER_LIB_DIR) -Wl,-Map,$(USER_OBJS_DIR)/$(1).exe.map -o $$@
289 @echo "$(2)/$(1)$(3): \\" >$(USER_OBJS_DIR)/$(1).exe.d
290 @sed -n -e 's|^LOAD \(.*\)$$$$| \1 \&|p' $(USER_OBJS_DIR)/$(1).exe.map|tr '&' '\134' >>$(USER_OBJS_DIR)/$(1).exe.d
291 @echo >>$(USER_OBJS_DIR)/$(1).exe.d
295 # Syntax: $(call LIBRARY_template,<library-name>)
296 define LIBRARY_template
298 USER_IDLS += $$($(1)_SERVER_IDL) $$($(1)_CLIENT_IDL) $$($(1)_IDL)
299 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_SERVER_IDL:%.idl=%-skels.c))
300 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_SERVER_IDL:%.idl=%-common.c))
301 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_CLIENT_IDL:%.idl=%-stubs.c))
302 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_CLIENT_IDL:%.idl=%-common.c))
303 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_IDL:%.idl=%.c))
304 USER_GEN_SOURCES += $$($(1)_GEN_SOURCES)
306 $(foreach x, $(USER_SOURCES2OBJS),
307 $(1)_OBJS += $$(patsubst %$(notdir $(x)),%$(dir $(x)),$$(filter %$(notdir $(x)),\
308 $$($(1)_SOURCES) $$($(1)_GEN_SOURCES)))
310 $(1)_OBJS := $$(sort $$($(1)_OBJS:%/=%))
312 USER_OBJS += $$($(1)_OBJS)
313 USER_SOURCES += $$($(1)_SOURCES)
315 $(USER_LIB_DIR)/lib$(1).a: $$($(1)_OBJS)
316 @$(QUIET_CMD_ECHO) " AR $$@"
317 $(Q) $(AR) rcs $$@ $$^
322 # Syntax: $(call SOLIB_template,<library-name>)
323 define SOLIB_template
325 USER_IDLS += $$($(1)_SERVER_IDL) $$($(1)_CLIENT_IDL) $$($(1)_IDL)
326 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_SERVER_IDL:%.idl=%-skels.c))
327 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_SERVER_IDL:%.idl=%-common.c))
328 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_CLIENT_IDL:%.idl=%-stubs.c))
329 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_CLIENT_IDL:%.idl=%-common.c))
330 $(1)_GEN_SOURCES += $$(filter %.c,$$($(1)_IDL:%.idl=%.c))
331 SOLIB_GEN_SOURCES += $$($(1)_GEN_SOURCES)
333 $(foreach x, $(USER_SOURCES2OBJSLO),
334 $(1)_OBJSLO += $$(patsubst %$(notdir $(x)),%$(dir $(x)),$$(filter %$(notdir $(x)),\
335 $$($(1)_SOURCES) $$($(1)_GEN_SOURCES)))
337 $(1)_OBJSLO := $$(sort $$($(1)_OBJSLO:%/=%))
339 SOLIB_OBJS += $$($(1)_OBJSLO)
340 SOLIB_SOURCES += $$($(1)_SOURCES)
342 $(OMK_WORK_DIR)/lib$(1).$(SOLIB_EXT).omkvar: $$($(1)_OBJSLO) FORCE
343 $(Q)echo '$(1)_objslo += $$$$(addprefix $(USER_OBJS_DIR)/,$$($(1)_OBJSLO))' > $$@.tmp; \
344 echo '$(1)_libs += $$($(1)_LIBS) $$(lib_LOADLIBES)' >> $$@.tmp; \
345 echo '$(1)_ldflags += $$($(1)_LDFLAGS) $$(lib_LDFLAGS)' >> $$@.tmp; \
346 echo 'shared_libs := $$$$(sort $(1) $$$$(shared_libs))' >> $$@.tmp; \
347 if cmp -s $$@.tmp $$@; then rm $$@.tmp; else mv $$@.tmp $$@; fi
350 library-pass-local: $(addprefix $(USER_INCLUDE_DIR)/,$(cmetric_include_HEADERS)) \
351 $(lib_LIBRARIES:%=$(USER_LIB_DIR)/lib%.a) $(shared_LIBRARIES:%=$(OMK_WORK_DIR)/lib%.$(SOLIB_EXT).omkvar)
353 binary-pass-local: $(bin_PROGRAMS:%=$(USER_BIN_DIR)/%$(EXE_SUFFIX)) $(utils_PROGRAMS:%=$(USER_UTILS_DIR)/%$(EXE_SUFFIX)) $(test_PROGRAMS:%=$(USER_TESTS_DIR)/%$(EXE_SUFFIX))
355 # Special rules for CMETRIC generated headers
357 $(foreach cmetrh,$(cmetric_include_HEADERS),$(eval $(call COMPILE_c_o_template,\
358 $(SOURCES_DIR)/$($(basename $(notdir $(cmetrh)))_CMETRIC_SOURCES),\
359 $($(basename $(notdir $(cmetrh)))_CMETRIC_SOURCES:%.c=%.o),)))
360 $(foreach cmetrh,$(cmetric_include_HEADERS),$(eval $(call CMETRIC_o_h_template,\
361 $($(basename $(notdir $(cmetrh)))_CMETRIC_SOURCES:%.c=%.o),\
362 $(addprefix $(USER_INCLUDE_DIR)/,$(cmetrh)))))
364 GEN_HEADERS+=$(cmetric_include_HEADERS:%=$(USER_INCLUDE_DIR)/%)
366 GEN_HEADERS+=$(filter %.h,$(USER_IDLS:%.idl=%.h))
368 # Generate rules for compilation of programs and libraries
370 $(foreach prog,$(utils_PROGRAMS),$(eval $(call PROGRAM_template,$(prog),$(USER_UTILS_DIR),$(EXE_SUFFIX))))
372 $(foreach prog,$(test_PROGRAMS),$(eval $(call PROGRAM_template,$(prog),$(USER_TESTS_DIR),$(EXE_SUFFIX))))
374 $(foreach prog,$(bin_PROGRAMS),$(eval $(call PROGRAM_template,$(prog),$(USER_BIN_DIR),$(EXE_SUFFIX))))
376 $(foreach lib,$(lib_LIBRARIES),$(eval $(call LIBRARY_template,$(lib))))
378 $(foreach lib,$(shared_LIBRARIES),$(eval $(call SOLIB_template,$(lib))))
380 -include $(USER_OBJS_DIR)/*.d
382 endif # USER_RULE_TEMPLATES
384 .PHONY: link-pseudo-pass
386 $(Q)$(MAKE) $(NO_PRINT_DIRECTORY) -C $(USER_BUILD_DIR) -f $(SOURCESDIR_MAKEFILE) link-shared-libs
388 ifeq ($(MAKECMDGOALS),link-shared-libs)
390 # Syntax: $(call solib_link_template,<library-name>)
391 define solib_link_template
392 $(1)_shared_libs = $$(patsubst %,$(USER_LIB_DIR)/lib%.$(SOLIB_EXT),$$(filter $$(shared_libs),$$($(1)_libs)))
393 #$$(warning $(1)_shared_libs = $$($(1)_shared_libs))
394 $(USER_LIB_DIR)/lib$(1).$(SOLIB_EXT): $$($(1)_shared_libs) $$($(1)_objslo)
395 @$(QUIET_CMD_ECHO) " LINK $$@"
396 $(Q)$(CC) --shared -Xlinker -soname=lib$(1).$(SOLIB_EXT) -Wl,-Map,$(USER_OBJS_DIR)/lib$(1).$(SOLIB_EXT).map -o $$@ $$($(1)_objslo) $$(LOADLIBES) $$($(1)_libs:%=-l%) $$(lib_ldflags) $$($(1)_ldflags)
399 -include $(shell true; find $(USER_BUILD_DIR) -name 'lib*.omkvar') # `true' is a hack for MinGW
400 #$(warning $(shared_libs))
401 $(foreach lib,$(shared_libs),$(eval $(call solib_link_template,$(lib))))
403 .PHONY: link-shared-libs
404 link-shared-libs: $(shared_libs:%=$(USER_LIB_DIR)/lib%.$(SOLIB_EXT))
405 endif # link-shared-libs
407 #=====================================================================
408 # Kernel-space rules and templates to compile modules, libraries etc.
410 ifdef KERN_RULE_TEMPLATES
412 $(KERN_LIB_DIR)/kernel.mk: $(LINUX_DIR)/.config $(MAKERULES_DIR)/kernelcfg2mk
413 @$(QUIET_CMD_ECHO) " KCFG2MK $@"
414 $(Q) $(MAKERULES_DIR)/kernelcfg2mk $(LINUX_DIR) $(KERN_LIB_DIR)
416 ifeq ($(CONFIG_RTLINUX),y)
417 include $(RTL_DIR)/rtl.mk
420 kern_GCCLIB_DIR=$(shell LANG=C LC_ALL=C LC_MESSAGES=C $(CC) -print-search-dirs | sed -n -e 's/^install: \(.*\)$$/\1/p' )
421 INCLUDES := -I $(KERN_INCLUDE_DIR) $(INCLUDE) $(rtlinux_INCLUDES) $(kernel_INCLUDES)
423 c_o_kern_COMPILE = $(KERN_CC) -idirafter $(kern_GCCLIB_DIR)/include $(INCLUDES) $(CFLAGS) -DOMK_FOR_KERNEL -DEXPORT_SYMTAB -nostdinc
424 cc_o_kern_COMPILE = $(CXX) $(INCLUDES) $(CXXFLAGS) -DOMK_FOR_KERNEL -DEXPORT_SYMTAB
425 KERN_EXE_SUFFIX := .o
430 else # CONFIG_RTLINUX
432 include $(KERN_LIB_DIR)/kernel.mk
435 LINUX_SRC = $(LINUX_DIR)
437 kernel_INCLUDES += -I $(KERN_INCLUDE_DIR) -I $(LINUX_DIR) -idirafter $(LINUX_SRC)/include/linux
440 KERN_CC = $(LINUX_CC)
441 kern_GCCLIB_DIR=$(shell LANG=C LC_ALL=C LC_MESSAGES=C $(LINUX_CC) -print-search-dirs | sed -n -e 's/^install: \(.*\)$$/\1/p' )
443 KERN_CC = echo KERN_CC not defined - compilation skipped
445 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
446 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
447 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 -nostdinc
448 KERN_EXE_SUFFIX := $(LINUX_MODULE_EXT)
449 KERN_LDFLAGS = $(LINUX_LDFLAGS)
451 KERN_ARCH = $(LINUX_ARCH)
453 KERN_ARCH = echo KERN_ARCH not defined - skipped
456 KERN_LD = $(LINUX_LD)
458 KERN_LD = echo KERN_LD not defined - skipped
461 KERN_AR = $(LINUX_AR)
465 ifeq ($(LINUX_QUOTE_MODNAME),y)
467 KERN_KBUILD_MODNAME=-D"KBUILD_MODNAME=((THIS_MODULE)!=NULL?(THIS_MODULE)->name:NULL)"
469 endif # CONFIG_RTLINUX
471 KERN_LOADLIBES += -L$(KERN_LIB_DIR)
473 KERN_LOADLIBES += $(rtlinux_LOADLIBES:%=-l%)
474 KERN_LOADLIBES += $(kernel_LOADLIBES:%=-l%)
478 # Check GCC version for kernel part of build
479 ifndef kern_CC_MAJOR_VERSION
480 kern_CC_MAJOR_VERSION := $(shell $(KERN_CC) -dumpversion | sed -e 's/\([^.]\)\..*/\1/')
482 # Prepare suitable define for dependency building
483 ifeq ($(kern_CC_MAJOR_VERSION),2)
484 kern_CC_DEPFLAGS = -Wp,-MD,"$@.d.tmp"
486 kern_CC_DEPFLAGS = -MT $@ -MD -MP -MF "$@.d.tmp"
489 ifeq ($(KERN_EXE_SUFFIX),.ko)
490 ifeq ($(wildcard $(LINUX_DIR)/scripts/mod/modpost),)
491 KERN_MODPOST = $(LINUX_DIR)/scripts/modpost
493 KERN_MODPOST = $(LINUX_DIR)/scripts/mod/modpost
495 KERN_MODULES_LINK_DIR = $(KERN_MODPOST_DIR)
496 KERN_LINK_SUFFIX = .o
498 KERN_MODULES_LINK_DIR = $(KERN_MODULES_DIR)
499 KERN_LINK_SUFFIX = $(KERN_EXE_SUFFIX)
502 ifeq ($(LINUX_CONFIG_MODVERSIONS),y)
504 MODPOST_OPTS += -i $(LINUX_DIR)/Module.symvers
505 ifneq ($(LINUX_BUILDHOST),) # this is not correct point, it should look for 2.6.17 kernel
506 MODPOST_OPTS += -I $(KERN_LIB_DIR)/Module.symvers
508 MODPOST_OPTS += -o $(KERN_LIB_DIR)/Module.symvers
511 ifeq ($(LINUX_CONFIG_DEBUG_SECTION_MISMATCH),y)
515 ifeq ($(LINUX_CONFIG_MARKERS),y)
516 MODPOST_OPTS += -K $(LINUX_DIR)/Module.markers
517 MODPOST_OPTS += -M $(KERN_LIB_DIR)/Module.markers
520 ifeq ($(LINUX_KBUILD_MODPOST_WARN),y)
524 ifneq ($(LINUX_BUILDHOST),)
525 ifneq ($(LINUX_BUILDHOST),$(LINUX_ARCH))
530 define COMPILE_c_o_kern_template
533 @$(QUIET_CMD_ECHO) " CC [K] $$@"
534 $(Q) if $$(c_o_kern_COMPILE) $$(kern_CC_DEPFLAGS) $(3) $(KERN_KBUILD_MODNAME) \
535 -D"KBUILD_BASENAME=$(KERN_MQ)$(notdir $(basename $(1)))$(KERN_MQ)" \
537 then mv -f "$$@.d.tmp" "$$@.d" ; \
538 else rm -f "$$@.d.tmp" ; exit 1; \
544 define COMPILE_cc_o_kern_template
547 @$(QUIET_CMD_ECHO) " CXX [K] $$@"
548 $(Q) if $$(cc_o_kern_COMPILE) $$(kern_CC_DEPFLAGS) $(3) $(KERN_KBUILD_MODNAME) \
549 -D"KBUILD_BASENAME=$(KERN_MQ)$(notdir $(basename $(1)))$(KERN_MQ)" \
551 then mv -f "$$@.d.tmp" "$$@.d" ; \
552 else rm -f "$$@.d.tmp" ; exit 1; \
558 define COMPILE_S_o_kern_template
561 @$(QUIET_CMD_ECHO) " AS [K] $$@"
562 $(Q) if $$(S_o_kern_COMPILE) $$(kern_CC_DEPFLAGS) $(3) $(KERN_KBUILD_MODNAME) \
563 -D"KBUILD_BASENAME=$(KERN_MQ)$(notdir $(basename $(1)))$(KERN_MQ)" \
565 then mv -f "$$@.d.tmp" "$$@.d" ; \
566 else rm -f "$$@.d.tmp" ; exit 1; \
572 define MODULE_kern_template
573 $(1)_OBJS += $$(filter %.o,$$($(1)_SOURCES:%.c=%.o))
574 $(1)_OBJS += $$(filter %.o,$$($(1)_SOURCES:%.cc=%.o))
575 $(1)_OBJS += $$(filter %.o,$$($(1)_SOURCES:%.cxx=%.o))
576 $(1)_OBJS := $$(sort $$($(1)_OBJS))
578 KERN_OBJS += $$($(1)_OBJS)
579 KERN_SOURCES += $$($(1)_SOURCES)
581 # this is hack to build "__this_module" structure for 2.6.x kernels
582 # modpost is used for that purpose now
586 # #include <linux/version.h>@\
587 # #include <linux/module.h>@\
588 # #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,5))@\
589 # #include <linux/vermagic.h>@\
590 # #include <linux/compiler.h>@\
592 # MODULE_INFO(vermagic, VERMAGIC_STRING);@\
595 # struct module __this_module@\
596 # __attribute__((section(\".gnu.linkonce.this_module\"))) = {@\
597 # .name = __stringify(KBUILD_MODNAME),@\
598 # .init = init_module,@\
599 # #ifdef CONFIG_MODULE_UNLOAD@\
600 # .exit = cleanup_module,@\
607 #$(eval $(call COMPILE_c_o_kern_template,$(1).mod.c,$(1).mod.o,-DKBUILD_MODNAME=$(1)))
609 $(2)/$(1)$(KERN_LINK_SUFFIX): $$($(1)_OBJS)
610 @$(QUIET_CMD_ECHO) " LD [K] $$@"
611 $(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 $$@
612 @echo "$(2)/$(1)$(KERN_LINK_SUFFIX): \\" >$(KERN_OBJS_DIR)/$(1).mod.d
613 @sed -n -e 's/^LOAD \(.*\)$$$$/ \1 \\/p' $(KERN_OBJS_DIR)/$(1).mod.map >>$(KERN_OBJS_DIR)/$(1).mod.d
614 @echo >>$(KERN_OBJS_DIR)/$(1).mod.d
615 @if [ "$(KERN_EXE_SUFFIX)" = ".ko" ] ; then \
616 echo $(1) >>$(KERN_MODPOST_DIR)/module-changes ; \
617 echo $(1) >$(KERN_MODPOST_DIR)/$(1).mod.stamp ; \
624 define LIBRARY_kern_template
625 $(1)_OBJS += $$(filter %.o,$$($(1)_SOURCES:%.c=%.o))
626 $(1)_OBJS += $$(filter %.o,$$($(1)_SOURCES:%.cc=%.o))
627 $(1)_OBJS += $$(filter %.o,$$($(1)_SOURCES:%.cxx=%.o))
628 $(1)_OBJS := $$(sort $$($(1)_OBJS))
630 KERN_OBJS += $$($(1)_OBJS)
631 KERN_SOURCES += $$($(1)_SOURCES)
633 $(KERN_LIB_DIR)/lib$(1).a: $$($(1)_OBJS)
634 @$(QUIET_CMD_ECHO) " AR [K] $$@"
635 $(Q) $(KERN_AR) rcs $$@ $$^
641 kernel-lib-pass-local: $(kernel_LIBRARIES:%=$(KERN_LIB_DIR)/lib%.a)
643 kernel-mod-pass-local: $(kernel_MODULES:%=$(KERN_MODULES_LINK_DIR)/%$(KERN_LINK_SUFFIX))
645 $(foreach module,$(kernel_MODULES),$(eval $(call MODULE_kern_template,$(module),$(KERN_MODULES_LINK_DIR))))
647 $(foreach lib,$(kernel_LIBRARIES),$(eval $(call LIBRARY_kern_template,$(lib))))
652 ifeq ($(CONFIG_RTLINUX),y)
654 kernel-mod-pass-local: $(rtlinux_MODULES:%=$(KERN_MODULES_LINK_DIR)/%$(KERN_LINK_SUFFIX))
656 kernel-lib-pass-local: $(rtlinux_LIBRARIES:%=$(KERN_LIB_DIR)/lib%.a)
658 $(foreach module,$(rtlinux_MODULES),$(eval $(call MODULE_kern_template,$(module),$(KERN_MODULES_LINK_DIR))))
660 $(foreach lib,$(rtlinux_LIBRARIES),$(eval $(call LIBRARY_kern_template,$(lib))))
664 ifeq ($(KERN_MODPOST_PASS),y)
666 MODULES_LIST := $(wildcard *.mod.stamp)
667 MODULES_LIST := $(MODULES_LIST:%.mod.stamp=%)
669 define MODPOST_kern_template
670 $(2) : $(1)$(KERN_LINK_SUFFIX) $(1).mod.c
671 @$(QUIET_CMD_ECHO) " LD [M] $$@"
672 $(Q) $$(c_o_kern_COMPILE) -D"KBUILD_BASENAME=$(KERN_MQ)$(1)$(KERN_MQ)" \
673 -D"KBUILD_MODNAME=$(KERN_MQ)$(1)$(KERN_MQ)" \
674 -o $(1).mod.o -c $(1).mod.c
675 $(Q) $$(KERN_LD) $$(KERN_LDFLAGS) $(1)$(KERN_LINK_SUFFIX) $(1).mod.o -r -o $$@
678 kernel-modpost-versions: $(wildcard $(LINUX_DIR)/Module.symvers)
679 @$(QUIET_CMD_ECHO) " MODPOST $(KERN_MODPOST_DIR)"
680 @echo >$(KERN_MODPOST_DIR)/modpost-running
681 @rm -f $(KERN_MODPOST_DIR)/module-changes
682 $(Q) $(KERN_MODPOST) $(MODPOST_OPTS) $(MODULES_LIST:%=%$(KERN_LINK_SUFFIX))
684 $(MODULES_LIST:%=%.mod.c) : kernel-modpost-versions
686 kernel-modpost-pass-local: $(MODULES_LIST:%=$(KERN_MODULES_DIR)/%$(KERN_EXE_SUFFIX))
687 @rm -f $(KERN_MODPOST_DIR)/modpost-running
689 $(foreach module,$(MODULES_LIST),$(eval $(call MODPOST_kern_template,$(module),$(module:%=$(KERN_MODULES_DIR)/%$(KERN_EXE_SUFFIX)))))
693 -include $(KERN_OBJS_DIR)/*.d
697 #=====================================================================
699 # Kernel requires its own set of configuration header-files
700 ifneq ($(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),)
701 KERN_CONFIG_HEADERS_REQUIRED = y
704 $(eval $(call omk_pass_template, kernel-lib-pass,$(KERN_OBJS_DIR),KERN_RULE_TEMPLATES=y,$(kernel_LIBRARIES)$(rtlinux_LIBRARIES)))
705 $(eval $(call omk_pass_template, kernel-mod-pass,$(KERN_OBJS_DIR),KERN_RULE_TEMPLATES=y,$(kernel_MODULES)$(rtlinux_MODULES)))
708 +@if [ -e "$(KERN_MODPOST_DIR)/module-changes" -o -e "$(KERN_MODPOST_DIR)/modpost-running" ] ; \
710 $(MAKE) --no-print-directory -C $(KERN_MODPOST_DIR) \
711 -f $(SOURCES_DIR)/Makefile KERN_RULE_TEMPLATES=y KERN_MODPOST_PASS=y $(@:%=%-local) ; \
714 $(eval $(call omk_pass_template, library-pass,$(USER_OBJS_DIR),USER_RULE_TEMPLATES=y,$(lib_LIBRARIES)$(shared_LIBRARIES)))
715 $(eval $(call omk_pass_template, binary-pass, $(USER_OBJS_DIR),USER_RULE_TEMPLATES=y,$(bin_PROGRAMS)$(utils_PROGRAMS)$(test_PROGRAMS)))
717 $(eval $(call omk_pass_template,clean,$(USER_OBJS_DIR),,always))
718 $(eval $(call omk_pass_template,install,$(USER_OBJS_DIR),,always))
719 $(eval $(call omk_pass_template,include-pass,$(USER_OBJS_DIR),USER_RULE_TEMPLATES=y,always))
722 @$(call mkdir_def,$(USER_BUILD_DIR))
723 @$(call mkdir_def,$(KERN_BUILD_DIR))
724 @$(call mkdir_def,$(USER_INCLUDE_DIR))
725 @$(call mkdir_def,$(KERN_INCLUDE_DIR))
726 @$(call mkdir_def,$(USER_LIB_DIR))
727 @$(call mkdir_def,$(KERN_LIB_DIR))
728 @$(call mkdir_def,$(USER_BIN_DIR))
729 @$(call mkdir_def,$(USER_UTILS_DIR))
730 @$(call mkdir_def,$(USER_TESTS_DIR))
731 @$(call mkdir_def,$(KERN_MODULES_DIR))
732 @$(call mkdir_def,$(KERN_MODPOST_DIR))
734 install-local: # TODO
736 $(eval $(call include-pass-template,$(USER_INCLUDE_DIR),include))
737 $(eval $(call include-pass-template,$(KERN_INCLUDE_DIR),kernel))
738 ifeq ($(CONFIG_RTLINUX),y)
739 $(eval $(call include-pass-template,$(KERN_INCLUDE_DIR),rtlinux))
743 ifdef USER_RULE_TEMPLATES
745 # User-space static libraries and applications object files
747 USER_SOURCES := $(sort $(USER_SOURCES))
749 USER_GEN_SOURCES := $(sort $(USER_GEN_SOURCES))
751 #$(warning USER_SOURCES = $(USER_SOURCES))
753 $(foreach src,$(filter %.c,$(USER_SOURCES)),$(eval $(call COMPILE_c_o_template,$(SOURCES_DIR)/$(src),$(src:%.c=%.o),)))
755 $(foreach src,$(filter %.cc,$(USER_SOURCES)),$(eval $(call COMPILE_cc_o_template,$(SOURCES_DIR)/$(src),$(src:%.cc=%.o),)))
757 $(foreach src,$(filter %.cxx,$(USER_SOURCES)),$(eval $(call COMPILE_cc_o_template,$(SOURCES_DIR)/$(src),$(src:%.cxx=%.o),)))
759 $(foreach src,$(filter %.S,$(USER_SOURCES)),$(eval $(call COMPILE_S_o_template,$(SOURCES_DIR)/$(src),$(src:%.S=%.o),)))
761 $(foreach src,$(filter %.c,$(USER_GEN_SOURCES)),$(eval $(call COMPILE_c_o_template,$(src),$(src:%.c=%.o),)))
763 # User-space shared libraries object files
765 SOLIB_SOURCES := $(sort $(SOLIB_SOURCES))
767 SOLIB_GEN_SOURCES := $(sort $(SOLIB_GEN_SOURCES))
769 #$(warning SOLIB_SOURCES = $(SOLIB_SOURCES))
770 #$(warning SOLIB_GEN_SOURCES = $(SOLIB_GEN_SOURCES))
772 $(foreach src,$(filter %.c,$(SOLIB_SOURCES)),$(eval $(call COMPILE_c_o_template,$(SOURCES_DIR)/$(src),$(src:%.c=%.lo),$(SOLIB_PICFLAGS))))
774 $(foreach src,$(filter %.cc,$(SOLIB_SOURCES)),$(eval $(call COMPILE_cc_o_template,$(SOURCES_DIR)/$(src),$(src:%.cc=%.lo),$(SOLIB_PICFLAGS))))
776 $(foreach src,$(filter %.cxx,$(SOLIB_SOURCES)),$(eval $(call COMPILE_cc_o_template,$(SOURCES_DIR)/$(src),$(src:%.cxx=%.lo),$(SOLIB_PICFLAGS))))
778 $(foreach src,$(filter %.S,$(SOLIB_SOURCES)),$(eval $(call COMPILE_S_o_template,$(SOURCES_DIR)/$(src),$(src:%.S=%.lo),$(SOLIB_PICFLAGS))))
780 $(foreach src,$(filter %.c,$(SOLIB_GEN_SOURCES)),$(eval $(call COMPILE_c_o_template,$(src),$(src:%.c=%.lo),$(SOLIB_PICFLAGS))))
784 USER_IDLS := $(sort $(USER_IDLS))
786 $(foreach src,$(filter %.idl,$(USER_IDLS)),$(eval $(call COMPILE_idl_template,$(SOURCES_DIR)/$(src),$(src:%.idl=%))))
790 ifdef KERN_RULE_TEMPLATES
792 KERN_SOURCES := $(sort $(KERN_SOURCES))
794 #$(warning KERN_SOURCES = $(KERN_SOURCES))
796 $(foreach src,$(filter %.c,$(KERN_SOURCES)),$(eval $(call COMPILE_c_o_kern_template,$(SOURCES_DIR)/$(src),$(src:%.c=%.o),)))
798 $(foreach src,$(filter %.cc,$(KERN_SOURCES)),$(eval $(call COMPILE_cc_o_kern_template,$(SOURCES_DIR)/$(src),$(src:%.cc=%.o),)))
800 $(foreach src,$(filter %.cxx,$(KERN_SOURCES)),$(eval $(call COMPILE_cc_o_kern_template,$(SOURCES_DIR)/$(src),$(src:%.cxx=%.o),)))
802 $(foreach src,$(filter %.S,$(USER_SOURCES)),$(eval $(call COMPILE_S_o_kern_template,$(SOURCES_DIR)/$(src),$(src:%.S=%.o),)))
805 clean-local: clean-custom
806 @echo Cleaning in $(KERN_OBJS_DIR) and $(USER_OBJS_DIR)
807 @rm -f $(KERN_OBJS_DIR)/*.o $(USER_OBJS_DIR)/*.[och] $(USER_OBJS_DIR)/*.lo\
808 $(KERN_OBJS_DIR)/*.d $(USER_OBJS_DIR)/*.d \
809 $(KERN_OBJS_DIR)/*.map $(USER_OBJS_DIR)/*.map \
810 $(KERN_OBJS_DIR)/*.mod.c \
811 $(kernel_MODULES:%=$(KERN_MODPOST_DIR)/%.*) \
812 $(LOCAL_CONFIG_H:%=$(KERN_OBJS_DIR)/%) \
813 $(LOCAL_CONFIG_H:%=$(USER_OBJS_DIR)/%)
814 @if [ -e $(KERN_LIB_DIR)/kernel.mk ] ; then \
815 touch -t 200001010101 $(KERN_LIB_DIR)/kernel.mk ; \
818 include-pass-submakes: extra-rules-subdirs
820 # We must go to EXTRA_RULES_SUBDIRS before going to any other
821 # directory, since the executables compiled in EXTRA_RULES_SUBDIRS
822 # might be needed there.
823 include-pass-this-dir $(foreach subdir,$(SUBDIRS),include-pass-$(subdir)-subdir): extra-rules-subdirs
825 default: include-pass library-pass binary-pass
826 ifndef OMIT_KERNEL_PASSES
827 # Also make kernel passes if not disabled
828 default: kernel-lib-pass kernel-pass