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kconfig/kconfig.mk
author "Yann E. MORIN" <yann.morin.1998@free.fr>
Mon May 07 21:37:59 2012 +0200 (2012-05-07)
changeset 2982 1e35d2fa54d7
parent 2835 0a2fa748727e
child 2999 4ccfca658d9b
permissions -rw-r--r--
samples: rework show-tuple

Now that we are using defconfig files, the samples do not contain
the full configuration, so we can not simply parse them to show
their content.

Instead, we must fake recalling a sample, and parse the generated
.config file.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr> 
     1 # ===========================================================================

     2 # crosstool-NG configuration targets

     3 # These targets are used from top-level makefile

     4 

     5 #-----------------------------------------------------------

     6 # The configurators rules

     7 

     8 configurators = menuconfig nconfig oldconfig

     9 PHONY += $(configurators)

    10 

    11 $(configurators): config_files

    12 

    13 # We need CONF for savedefconfig in scripts/saveSample.sh

    14 export CONF  := $(CT_LIB_DIR)/kconfig/conf

    15 MCONF := $(CT_LIB_DIR)/kconfig/mconf

    16 NCONF := $(CT_LIB_DIR)/kconfig/nconf

    17 

    18 menuconfig:

    19 	@$(ECHO) "  CONF  $(KCONFIG_TOP)"

    20 	$(SILENT)$(MCONF) $(KCONFIG_TOP)

    21 

    22 nconfig:

    23 	@$(ECHO) "  CONF  $(KCONFIG_TOP)"

    24 	$(SILENT)$(NCONF) $(KCONFIG_TOP)

    25 

    26 oldconfig: .config

    27 	@$(ECHO) "  CONF  $(KCONFIG_TOP)"

    28 	$(SILENT)$(CONF) --silent$@ $(KCONFIG_TOP)

    29 

    30 # Always be silent, the stdout an be >.config

    31 extractconfig:

    32 	@awk 'BEGIN { dump=0; }                                                 \

    33 	      dump==1 && $$0~/^\[.....\][[:space:]]+(# |)CT_/ {                 \

    34 	          $$1="";                                                       \

    35 	          gsub("^[[:space:]]","");                                      \

    36 	          print;                                                        \

    37 	      }                                                                 \

    38 	      $$0~/Dumping user-supplied crosstool-NG configuration: done in/ { \

    39 	          dump=0;                                                       \

    40 	      }                                                                 \

    41 	      $$0~/Dumping user-supplied crosstool-NG configuration$$/ {        \

    42 	          dump=1;                                                       \

    43 	      }'

    44 

    45 #-----------------------------------------------------------

    46 # Help text used by make help

    47 

    48 help-config::

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

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

    51 	@echo  '  extractconfig      - Extract to stdout the configuration items from a'

    52 	@echo  '                       build.log file piped to stdin'
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