kconfig/kconfig.mk
author "Yann E. MORIN" <yann.morin.1998@free.fr>
Sun Nov 11 21:42:34 2012 +0100 (2012-11-11)
branch1.15
changeset 3106 070a8c94bfe7
parent 2835 0a2fa748727e
permissions -rw-r--r--
1.15: close branch

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
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# ===========================================================================
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# crosstool-NG configuration targets
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# These targets are used from top-level makefile
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#-----------------------------------------------------------
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# The configurators rules
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configurators = menuconfig nconfig oldconfig
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PHONY += $(configurators)
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$(configurators): config_files
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CONF  := $(CT_LIB_DIR)/kconfig/conf
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MCONF := $(CT_LIB_DIR)/kconfig/mconf
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NCONF := $(CT_LIB_DIR)/kconfig/nconf
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menuconfig:
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	@$(ECHO) "  CONF  $(KCONFIG_TOP)"
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	$(SILENT)$(MCONF) $(KCONFIG_TOP)
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nconfig:
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	@$(ECHO) "  CONF  $(KCONFIG_TOP)"
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	$(SILENT)$(NCONF) $(KCONFIG_TOP)
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oldconfig: .config
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	@$(ECHO) "  CONF  $(KCONFIG_TOP)"
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	$(SILENT)$(CONF) --silent$@ $(KCONFIG_TOP)
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# Always be silent, the stdout an be >.config
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extractconfig:
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	@$(awk) 'BEGIN { dump=0; }                                                  \
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	         dump==1 && $$0~/^\[.....\][[:space:]]+(# |)CT_/ {                  \
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	             $$1="";                                                        \
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	             gsub("^[[:space:]]","");                                       \
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	             print;                                                         \
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	         }                                                                  \
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	         $$0~/Dumping user-supplied crosstool-NG configuration: done in/ {  \
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	             dump=0;                                                        \
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	         }                                                                  \
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	         $$0~/Dumping user-supplied crosstool-NG configuration$$/ {         \
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	             dump=1;                                                        \
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	         }'
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#-----------------------------------------------------------
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# Help text used by make help
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help-config::
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	@echo  '  menuconfig         - Update current config using a menu based program'
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	@echo  '  oldconfig          - Update current config using a provided .config as base'
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	@echo  '  extractconfig      - Extract to stdout the configuration items from a'
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	@echo  '                       build.log file piped to stdin'