Makefile.kmod

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    1 #
    2 # Kernel Module Library code makefile
    3 #
    4 
    5 export MakeInc_cmd=${SRCROOT}/makedefs/MakeInc.cmd
    6 export MakeInc_def=${SRCROOT}/makedefs/MakeInc.def
    7 export MakeInc_rule=${SRCROOT}/makedefs/MakeInc.rule
    8 export MakeInc_dir=${SRCROOT}/makedefs/MakeInc.dir
    9 
   10 
   11 include $(MakeInc_cmd)
   12 include $(MakeInc_def)
   13 
   14 INSTALL_DIR =           $(DSTROOT)/usr/lib
   15 KMOD_NAME =             libkmod
   16 KMODCPP_NAME =          libkmodc++
   17 LIB_INSTALL_FLAGS =     -p -m 444
   18 
   19 # -mkernel implies -mlong-branch/-mlong-calls/-mno-red-zone as needed for
   20 # code linked into kexts
   21 CFLAGS_KMOD = $(filter-out -O0 -O1 -O2 -O3 -O4 -Os -Oz,$(CFLAGS)) \
   22             -Os -mkernel -Wall
   23 
   24 ifneq ($(MACHINE_CONFIG), DEFAULT)
   25 COMPOBJROOT = $(OBJROOT)/$(KERNEL_CONFIG)_$(ARCH_CONFIG)_$(MACHINE_CONFIG)/$(COMPONENT)/kmod
   26 INSTOBJROOT = $(OBJROOT)/$(INSTALL_TYPE)_$(ARCH_CONFIG)_$(MACHINE_CONFIG)/$(COMPONENT)/kmod
   27 else
   28 COMPOBJROOT = $(OBJROOT)/$(KERNEL_CONFIG)_$(ARCH_CONFIG)/$(COMPONENT)/kmod
   29 INSTOBJROOT = $(OBJROOT)/$(INSTALL_TYPE)_$(ARCH_CONFIG)/$(COMPONENT)/kmod
   30 endif
   31 
   32 
   33 KMOD_CFILES    = c_start.c c_stop.c
   34 KMODCPP_CFILES = cplus_start.c cplus_stop.c
   35 
   36 KMOD_OFILES    = $(KMOD_CFILES:.c=.o)
   37 KMODCPP_OFILES = $(KMODCPP_CFILES:.c=.o)
   38 
   39 ALL_OFILES = $(KMOD_OFILES) $(KMODCPP_OFILES)
   40 
   41 $(ALL_OFILES): %.o : %.c
   42         @echo CC $@
   43         $(_v)${KCC} -c ${CFLAGS_KMOD} ${${join $@,_CFLAGS}} ${INCFLAGS} ${${join $@,_INCFLAGS}} -o $(COMPOBJROOT)/$(*F).o $<
   44 
   45 $(COMPOBJROOT)/$(KMOD_NAME).a: $(KMOD_OFILES)
   46         @echo LIBTOOL $(notdir $@)
   47         $(_v)$(LIBTOOL) -static -o $@ $^ $(_vstdout) 2>&1
   48 
   49 $(COMPOBJROOT)/$(KMODCPP_NAME).a: $(KMODCPP_OFILES)
   50         @echo LIBTOOL $(notdir $@)
   51         $(_v)$(LIBTOOL) -static -o $@ $^ $(_vstdout) 2>&1
   52 
   53 do_build_all: $(COMPOBJROOT)/$(KMOD_NAME).a $(COMPOBJROOT)/$(KMODCPP_NAME).a
   54 
   55 $(INSTALL_DIR)/%.a: $(INSTOBJROOT)/%.a
   56         @echo Installing $< in $@;
   57         $(_v)$(RM) $@ || true;                                          \
   58         ${MKDIR} $(INSTALL_DIR) $(SYMROOT);                             \
   59         if [ $(MACHINE_CONFIG) = DEFAULT ]; then                        \
   60                 allarchs="";                                            \
   61                 for onearch in $(INSTALL_ARCHS); do                     \
   62                         archdir=$(OBJROOT)/$(KERNEL_CONFIG)_$${onearch}/$(COMPONENT); \
   63                         if [ -e $${archdir}/kmod/$(*F).a ]; then        \
   64                                 allarchs="$${allarchs} $${archdir}/kmod/$(*F).a"; \
   65                         fi;                                             \
   66                 done;                                                   \
   67                 cmd="$(LIPO) $${allarchs} -create -output $(SYMROOT)/$(*F).a"; \
   68                 echo $$cmd; eval $$cmd;                                 \
   69         else                                                            \
   70                 my_counter=1;                                           \
   71                 my_innercounter=1;                                      \
   72                 outputfile=$(SYMROOT)/$(*F).a;                          \
   73                 for my_config in $(TARGET_CONFIGS_UC); do               \
   74                         if [ $${my_counter} -eq 1 ]; then               \
   75                                 my_counter=2;                           \
   76                                 my_kconfig=$${my_config};               \
   77                         elif [ $${my_counter} -eq 2 ]; then             \
   78                                 my_counter=3;                           \
   79                                 my_aconfig=$${my_config};               \
   80                         else                                            \
   81                                 my_counter=1;                           \
   82                                 inputfile=$(OBJROOT)/$${my_kconfig}_$${my_aconfig}_$${my_config}/$(COMPONENT)/kmod/$(*F).a; \
   83                                 if [ -e $${inputfile} ]; then           \
   84                                         if [ $${my_innercounter} -eq 1 ]; then \
   85                                                 my_innercounter=2;      \
   86                                                 cmd="$(LIPO) -create $${inputfile} -o $${outputfile}"; \
   87                                         else                            \
   88                                                 cmd="$(LIPO) -create $${outputfile} $${inputfile} -o $${outputfile} || true"; \
   89                                         fi;                             \
   90                                         echo $$cmd; eval $$cmd;         \
   91                                 fi;                                     \
   92                         fi;                                             \
   93                 done;                                                   \
   94         fi;                                                             \
   95         cmd="$(INSTALL) $(LIB_INSTALL_FLAGS) $(SYMROOT)/$(*F).a $@";    \
   96         echo $$cmd; eval $$cmd
   97 
   98 do_build_install: $(INSTALL_DIR)/$(KMOD_NAME).a $(INSTALL_DIR)/$(KMODCPP_NAME).a
   99 
  100 # include $(MakeInc_rule)
  101 include $(MakeInc_dir)

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FreeBSD/Linux Kernel Cross Reference sys/libkern/kmod/Makefile.kmod

FreeBSD/Linux Kernel Cross Reference
sys/libkern/kmod/Makefile.kmod