kconfig/Makefile
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Tue Aug 23 21:11:26 2011 +0200 (2011-08-23)
changeset 2891 f176fee535a0
parent 2835 0a2fa748727e
child 2998 7b1dda3ab075
permissions -rw-r--r--
cc/gcc: add 'cflags' paramater to the core backend

As the core backend is used to generate the bare-metal compiler,
we need to pass it the host CFLAGS.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
     1 #-----------------------------------------------------------
     2 # Hmmm! Cheesy build!
     3 # Or: where I can unveil my make-fu... :-]
     4 
     5 all: conf mconf nconf
     6 	@true   # Just be silent, you fscking son of a fscking beach...
     7 
     8 # Build flags
     9 CFLAGS = -DCONFIG_=\"CT_\" -DPACKAGE="\"crosstool-NG $(VERSION)\""
    10 LDFLAGS =
    11 
    12 # Compiler flags to use gettext
    13 ifeq ($(gettext),)
    14 INTL_CFLAGS = -DKBUILD_NO_NLS
    15 endif
    16 
    17 # Compiler and linker flags to use ncurses
    18 NCURSES_CFLAGS = -DCURSES_LOC="\"$(curses_hdr)\""
    19 NCURSES_LDFLAGS = $(LIBS)
    20 
    21 # Common source files
    22 COMMON_SRC = zconf.tab.c
    23 COMMON_OBJ = $(patsubst %.c,%.o,$(COMMON_SRC))
    24 COMMON_DEP = $(patsubst %.o,%.dep,$(COMMON_OBJ))
    25 $(COMMON_OBJ) $(COMMON_DEP): CFLAGS += $(INTL_CFLAGS) -I.
    26 
    27 # lxdialog source files
    28 LX_SRC = $(wildcard lxdialog/*.c)
    29 LX_OBJ = $(patsubst %.c,%.o,$(LX_SRC))
    30 LX_DEP = $(patsubst %.o,%.dep,$(LX_OBJ))
    31 $(LX_OBJ) $(LX_DEP): CFLAGS += $(NCURSES_CFLAGS) $(INTL_CFLAGS)
    32 
    33 # What's needed to build 'conf'
    34 conf_SRC = conf.c
    35 conf_OBJ = $(patsubst %.c,%.o,$(conf_SRC))
    36 conf_DEP = $(patsubst %.o,%.dep,$(conf_OBJ))
    37 $(conf_OBJ) $(conf_DEP): CFLAGS += $(INTL_CFLAGS)
    38 
    39 # What's needed to build 'mconf'
    40 mconf_SRC = mconf.c
    41 mconf_OBJ = $(patsubst %.c,%.o,$(mconf_SRC))
    42 mconf_DEP = $(patsubst %.c,%.dep,$(mconf_SRC))
    43 $(mconf_OBJ) $(mconf_DEP): CFLAGS += $(NCURSES_CFLAGS) $(INTL_CFLAGS)
    44 mconf: LDFLAGS += $(NCURSES_LDFLAGS)
    45 
    46 # What's needed to build 'nconf'
    47 nconf_SRC = nconf.c nconf.gui.c
    48 nconf_OBJ = $(patsubst %.c,%.o,$(nconf_SRC))
    49 nconf_DEP = $(patsubst %.c,%.dep,$(nconf_SRC))
    50 $(nconf_OBJ) $(nconf_DEP): CFLAGS += $(INTL_CFLAGS)
    51 nconf: LDFLAGS += -lmenu -lpanel -lncurses
    52 
    53 # Under Cygwin, we need to auto-import some libs (which ones, exactly?)
    54 # for mconf and nconf to lin properly.
    55 ifeq ($(shell uname -o 2>/dev/null || echo unknown),Cygwin)
    56 mconf: LDFLAGS += -Wl,--enable-auto-import
    57 nconf: LDFLAGS += -Wl,--enable-auto-import
    58 endif
    59 
    60 # These are generated files:
    61 ALL_OBJS = $(sort $(COMMON_OBJ) $(LX_OBJ) $(conf_OBJ) $(mconf_OBJ) $(nconf_OBJ))
    62 ALL_DEPS = $(sort $(COMMON_DEP) $(LX_DEP) $(conf_DEP) $(mconf_DEP) $(nconf_DEP))
    63 
    64 # Cheesy auto-dependencies
    65 DEPS = $(COMMON_DEP)
    66 DEPS += $(conf_DEP)
    67 DEPS += $(mconf_DEP) $(LX_DEP)
    68 DEPS += $(nconf_DEP)
    69 -include $(DEPS)
    70 
    71 # Build the dependency for C files
    72 %.dep: %.c
    73 	@echo "  DEP    '$@'"
    74 	@$(CC) $(CFLAGS) $(EXTRA_CFLAGS) -MM $< |$(sed) -r -e 's|([^:]+.o)( *:+)|$(<:.c=.o) $@\2|;' >$@
    75 
    76 # Generate the grammar parser
    77 zconf.tab.o: zconf.tab.c zconf.hash.c lex.zconf.c
    78 zconf.tab.dep: zconf.tab.c zconf.hash.c lex.zconf.c
    79 
    80 .PRECIOUS: zconf.tab.c
    81 zconf.tab.c: zconf.y
    82 	@echo "  BISON  '$@'"
    83 	@bison -l -b zconf -p zconf $<
    84 
    85 zconf.hash.c: zconf.gperf
    86 	@echo "  GPERF  '$@'"
    87 	@gperf < $< > $@
    88 
    89 lex.zconf.c: zconf.l
    90 	@echo "  LEX    '$@'"
    91 	@flex -L -P zconf -o $@ $<
    92 
    93 # Build C files
    94 %.o: %.c
    95 	@echo "  CC     '$@'"
    96 	@$(CC) $(CFLAGS) $(EXTRA_CFLAGS) -o $@ -c $<
    97 
    98 # Actual link
    99 mconf: $(COMMON_OBJ) $(LX_OBJ) $(mconf_OBJ)
   100 	@echo "  LD     '$@'"
   101 	@$(CC) -o $@ $^ $(LDFLAGS) $(EXTRA_LDFLAGS)
   102 
   103 nconf: $(COMMON_OBJ) $(nconf_OBJ)
   104 	@echo "  LD     '$@'"
   105 	@$(CC) -o $@ $^ $(LDFLAGS) $(EXTRA_LDFLAGS)
   106 
   107 conf: $(COMMON_OBJ) $(conf_OBJ)
   108 	@echo "  LD     '$@'"
   109 	@$(CC) -o $@ $^ $(LDFLAGS) $(EXTRA_LDFLAGS)
   110 
   111 #-----------------------------------------------------------
   112 # Cleaning up the mess...
   113 
   114 clean:
   115 	@echo "  RM     'kconfig'"
   116 	@rm -f conf mconf nconf $(ALL_OBJS) $(ALL_DEPS)
   117 	@rm -f rm -f zconf.tab.c zconf.hash.c lex.zconf.c lex.backup