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kconfig/kconfig.mk
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Mon Sep 29 20:19:45 2008 +0000 (2008-09-29)
changeset 890 6227df6bbb79
parent 879 f003b25897a1
child 891 4d770d1f65a0
permissions -rw-r--r--
Rework the way EXPERIMENTAL kernels are marked as such.

/trunk/kconfig/kconfig.mk | 51 25 26 0 ++++++++++++++++++++++----------------------
/trunk/docs/overview.txt | 47 47 0 0 +++++++++++++++++++++++++++++++++++++++++
/trunk/config/kernel/bare-metal.in | 1 1 0 0 +
3 files changed, 73 insertions(+), 26 deletions(-) 
     1 # ===========================================================================

     2 # crosstool-NG configuration targets

     3 # These targets are used from top-level makefile

     4 

     5 # Derive the project version from, well, the project version:

     6 export PROJECTVERSION=$(CT_VERSION)

     7 

     8 KCONFIG_TOP = config/config.in

     9 obj = $(CT_TOP_DIR)/kconfig

    10 PHONY += clean help oldconfig menuconfig config defoldconfig extractconfig

    11 

    12 # Darwin (MacOS-X) does not have proper libintl support

    13 ifeq ($(shell uname -s),Darwin)

    14 KBUILD_NO_NLS:=1

    15 endif

    16 

    17 ifneq ($(KBUILD_NO_NLS),)

    18 CFLAGS += -DKBUILD_NO_NLS

    19 endif

    20 

    21 # Build a list of all config files

    22 ARCH_CONFIG_FILES  = $(wildcard $(CT_LIB_DIR)/arch/*/config.in)

    23 KERN_CONFIG_FILES  = $(wildcard $(CT_LIB_DIR)/config/kernel/*.in)

    24 DEBUG_CONFIG_FILES = $(wildcard $(CT_LIB_DIR)/config/debug/*.in)

    25 TOOLS_CONFIG_FILES = $(wildcard $(CT_LIB_DIR)/config/tools/*.in)

    26 

    27 STATIC_CONFIG_FILES = $(shell find $(CT_LIB_DIR)/config -type f -name '*.in')

    28 GEN_CONFIG_FILES=$(CT_TOP_DIR)/config.gen/arch.in	\

    29 				 $(CT_TOP_DIR)/config.gen/kernel.in	\

    30 				 $(CT_TOP_DIR)/config.gen/debug.in	\

    31 				 $(CT_TOP_DIR)/config.gen/tools.in

    32 

    33 CONFIG_FILES=$(STATIC_CONFIG_FILES) $(GEN_CONFIG_FILES)

    34 

    35 # Build list of items

    36 ARCHS   = $(patsubst $(CT_LIB_DIR)/arch/%/config.in,%,$(ARCH_CONFIG_FILES))

    37 KERNELS = $(patsubst $(CT_LIB_DIR)/config/kernel/%.in,%,$(KERN_CONFIG_FILES))

    38 

    39 $(GEN_CONFIG_FILES): $(CT_TOP_DIR)/config.gen           \

    40                      $(CT_LIB_DIR)/kconfig/kconfig.mk

    41 

    42 $(CT_TOP_DIR)/config.gen:

    43 	@mkdir -p $(CT_TOP_DIR)/config.gen

    44 

    45 $(CT_TOP_DIR)/config.gen/arch.in: $(ARCH_CONFIG_FILES)

    46 	@echo '  IN   config.gen/arch.in'

    47 	@(echo "# Architectures menu";                                              \

    48 	  echo "# Generated file, do not edit!!!";                                  \

    49 	  echo "";                                                                  \

    50 	  for arch in $(ARCHS); do                                                  \

    51 	    _arch=$$(echo "$${arch}" |sed -r -s -e 's/[-.+]/_/g;');                 \

    52 	    echo "config ARCH_$${_arch}";                                           \

    53 	    echo "    bool";                                                        \

    54 	    printf "    prompt \"$${arch}";                                         \

    55 	    if [ -f $(CT_LIB_DIR)/arch/$${arch}/experimental ]; then                \

    56 	      echo " (EXPERIMENTAL)\"";                                             \

    57 	      echo "    depends on EXPERIMENTAL";                                   \

    58 	    else                                                                    \

    59 	      echo "\"";                                                            \

    60 	    fi;                                                                     \

    61 	    echo "if ARCH_$${_arch}";                                               \

    62 	    echo "config ARCH";                                                     \

    63 	    echo "    default \"$${arch}\" if ARCH_$${_arch}";                      \

    64 	    echo "source config/arch/$${arch}/config.in";                           \

    65 	    echo "endif";                                                           \

    66 	    echo "";                                                                \

    67 	  done;                                                                     \

    68 	 ) >$@

    69 

    70 $(CT_TOP_DIR)/config.gen/kernel.in: $(KERN_CONFIG_FILES)

    71 	@echo '  IN   config.gen/kernel.in'

    72 	@(echo "# Kernel menu";                                                             \

    73 	  echo "# Generated file, do not edit!!!";                                          \

    74 	  echo "";                                                                          \

    75 	  for kern in $(KERNELS); do                                                        \

    76 	    _kern=$$(echo "$${kern}" |sed -r -s -e 's/[-.+]/_/g;');                         \

    77 	    echo "config KERNEL_$${_kern}";                                                 \

    78 	    echo "    bool";                                                                \

    79 	    printf "    prompt \"$${kern}";                                                 \

    80 	    if grep -E '^# +EXPERIMENTAL$$' config/kernel/$${kern}.in >/dev/null 2>&1; then \

    81 	      echo " (EXPERIMENTAL)\"";                                                     \

    82 	      echo "  depends on EXPERIMENTAL";                                             \

    83 	    else                                                                            \

    84 	      echo "\"";                                                                    \

    85 		fi;                                                                             \

    86 	    echo "if KERNEL_$${_kern}";                                                     \

    87 	    echo "config KERNEL";                                                           \

    88 	    echo "    default \"$${kern}\" if KERNEL_$${_kern}";                            \

    89 	    echo "source config/kernel/$${kern}.in";                                        \

    90 	    echo "endif";                                                                   \

    91 	    echo "";                                                                        \

    92 	  done;                                                                             \

    93 	 ) >$@

    94 

    95 $(CT_TOP_DIR)/config.gen/debug.in: $(DEBUG_CONFIG_FILES)

    96 	@echo '  IN   config.gen/debug.in'

    97 	@(echo "# Debug facilities menu";                                   \

    98 	  echo "# Generated file, do not edit!!!";                          \

    99 	  echo "menu \"Debug facilities\"";                                 \

   100 	  for f in $(patsubst $(CT_LIB_DIR)/%,%,$(DEBUG_CONFIG_FILES)); do  \

   101 	     echo "source $${f}";                                           \

   102 	  done;                                                             \

   103 	  echo "endmenu";                                                   \

   104 	 ) >$@

   105 

   106 $(CT_TOP_DIR)/config.gen/tools.in: $(TOOLS_CONFIG_FILES)

   107 	@echo '  IN   config.gen/tools.in'

   108 	@(echo "# Tools facilities menu";                                   \

   109 	  echo "# Generated file, do not edit!!!";                          \

   110 	  echo "menu \"Tools facilities\"";                                 \

   111 	  for f in $(patsubst $(CT_LIB_DIR)/%,%,$(TOOLS_CONFIG_FILES)); do  \

   112 	     echo "source $${f}";                                           \

   113 	  done;                                                             \

   114 	  echo "endmenu";                                                   \

   115 	 ) >$@

   116 

   117 config menuconfig oldconfig defoldconfig extractconfig: $(KCONFIG_TOP)

   118 

   119 $(KCONFIG_TOP):

   120 	@ln -sf $(CT_LIB_DIR)/config config

   121 

   122 menuconfig: $(CONFIG_FILES) $(obj)/mconf

   123 	@$(obj)/mconf $(KCONFIG_TOP)

   124 

   125 config: $(CONFIG_FILES) $(obj)/conf

   126 	@$(obj)/conf $(KCONFIG_TOP)

   127 

   128 oldconfig: $(CONFIG_FILES) $(obj)/conf

   129 	@$(obj)/conf -s $(KCONFIG_TOP)

   130 

   131 defoldconfig: $(CONFIG_FILES) $(obj)/conf

   132 	@yes "" |$(obj)/conf -s $(KCONFIG_TOP)

   133 

   134 extractconfig: $(CONFIG_FILES) $(obj)/conf

   135 	@$(CT_LIB_DIR)/tools/extract-config.sh >.config

   136 	@$(obj)/conf -s $(KCONFIG_TOP)

   137 

   138 # Help text used by make help

   139 help-config::

   140 	@echo  '  config             - Update current config using a line-oriented program'

   141 	@echo  '  menuconfig         - Update current config using a menu based program'

   142 	@echo  '  oldconfig          - Update current config using a provided .config as base'

   143 	@echo  '  extractconfig      - Create a new config using options extracted from a'

   144 	@echo  '                       build log piped into stdin'

   145 

   146 # Cheesy build

   147 

   148 SHIPPED := $(CT_LIB_DIR)/kconfig/zconf.tab.c $(CT_LIB_DIR)/kconfig/lex.zconf.c $(CT_LIB_DIR)/kconfig/zconf.hash.c

   149 

   150 $(obj)/conf $(obj)/mconf: $(obj)

   151 

   152 $(obj):

   153 	@mkdir -p $(obj)

   154 

   155 HEADERS = $(CT_LIB_DIR)/kconfig/expr.h      \

   156           $(CT_LIB_DIR)/kconfig/lkc.h       \

   157           $(CT_LIB_DIR)/kconfig/lkc_proto.h

   158 

   159 FILES = $(CT_LIB_DIR)/kconfig/confdata.c    \

   160         $(CT_LIB_DIR)/kconfig/expr.c        \

   161         $(CT_LIB_DIR)/kconfig/menu.c        \

   162         $(CT_LIB_DIR)/kconfig/symbol.c      \

   163         $(CT_LIB_DIR)/kconfig/util.c

   164 

   165 $(obj)/mconf: $(SHIPPED) $(CT_LIB_DIR)/kconfig/mconf.c  \

   166               $(HEADERS) $(FILES)                       \

   167               $(CT_LIB_DIR)/kconfig/kconfig.mk

   168 	@echo '  LD   kconfig/mconf'

   169 	@$(HOST_CC) $(CFLAGS) -o $@ $(CT_LIB_DIR)/kconfig/{mconf.c,zconf.tab.c,lxdialog/*.c} \

   170 	     $(shell $(CT_LIB_DIR)/kconfig/lxdialog/check-lxdialog.sh -ccflags)              \

   171 	     $(shell $(CT_LIB_DIR)/kconfig/lxdialog/check-lxdialog.sh -ldflags $(HOST_CC))

   172 

   173 $(obj)/conf: $(SHIPPED) $(CT_LIB_DIR)/kconfig/conf.c    \

   174              $(HEADERS) $(FILES)                        \

   175              $(CT_LIB_DIR)/kconfig/kconfig.mk

   176 	@echo '  LD   kconfig/conf'

   177 	@$(HOST_CC) $(CFLAGS) -o $@ $(CT_LIB_DIR)/kconfig/{conf.c,zconf.tab.c}

   178 

   179 clean::

   180 	@rm -f $(CT_TOP_DIR)/kconfig/{,m}conf

   181 	@rmdir --ignore-fail-on-non-empty $(CT_TOP_DIR)/kconfig 2>/dev/null || true

   182 	@rm -f $(CT_TOP_DIR)/config 2>/dev/null || true

   183 	@rm -rf $(CT_TOP_DIR)/config.gen
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