yann@1: # =========================================================================== yann@945: # crosstool-NG genererated config files yann@1: # These targets are used from top-level makefile yann@1: yann@926: #----------------------------------------------------------- yann@1001: # List all config files, wether sourced or generated yann@97: yann@945: # The top-level config file to be used be configurators yann@945: KCONFIG_TOP = config/config.in yann@945: yann@926: # Build the list of all source config files yann@1976: STATIC_CONFIG_FILES = $(patsubst $(CT_LIB_DIR)/%,%,$(shell find $(CT_LIB_DIR)/config -type f \( -name '*.in' -o -name '*.in.2' \) 2>/dev/null)) yann@926: # ... and how to access them: yann@926: $(STATIC_CONFIG_FILES): config yann@88: yann@926: # Build a list of per-component-type source config files yann@1976: ARCH_CONFIG_FILES = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/arch/*.in)) yann@1976: ARCH_CONFIG_FILES_2 = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/arch/*.in.2)) yann@1976: KERNEL_CONFIG_FILES = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/kernel/*.in)) yann@1976: KERNEL_CONFIG_FILES_2 = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/kernel/*.in.2)) yann@1976: CC_CONFIG_FILES = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/cc/*.in)) yann@1976: CC_CONFIG_FILES_2 = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/cc/*.in.2)) yann@1976: LIBC_CONFIG_FILES = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/libc/*.in)) yann@1976: LIBC_CONFIG_FILES_2 = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/libc/*.in.2)) yann@1976: DEBUG_CONFIG_FILES = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/debug/*.in)) yann@182: yann@926: # Build the list of generated config files yann@926: GEN_CONFIG_FILES = config.gen/arch.in \ yann@926: config.gen/kernel.in \ yann@926: config.gen/cc.in \ yann@926: config.gen/libc.in \ yann@926: config.gen/debug.in yann@926: # ... and how to access them: yann@945: # Generated files depends on config.mk (this file) because it has the yann@926: # functions needed to build the genrated files, and thus they might yann@945: # need re-generation if config.mk changes yann@926: $(GEN_CONFIG_FILES): config.gen \ yann@945: $(CT_LIB_DIR)/config/config.mk yann@182: yann@945: # Helper entry for the configurators yann@945: PHONY += config_files yann@945: config_files: $(STATIC_CONFIG_FILES) $(GEN_CONFIG_FILES) yann@182: yann@926: # Where to access to the source config files from yann@926: config: yann@940: @$(ECHO) " LN config" yann@940: $(SILENT)ln -s $(CT_LIB_DIR)/config config yann@926: yann@926: # Where to store the generated config files into yann@926: config.gen: yann@940: @$(ECHO) " MKDIR config.gen" yann@940: $(SILENT)mkdir -p config.gen yann@926: yann@926: #----------------------------------------------------------- yann@926: # Build list of per-component-type items to easily build generated files yann@926: yann@926: ARCHS = $(patsubst config/arch/%.in,%,$(ARCH_CONFIG_FILES)) yann@926: KERNELS = $(patsubst config/kernel/%.in,%,$(KERNEL_CONFIG_FILES)) yann@926: CCS = $(patsubst config/cc/%.in,%,$(CC_CONFIG_FILES)) yann@926: LIBCS = $(patsubst config/libc/%.in,%,$(LIBC_CONFIG_FILES)) yann@926: DEBUGS = $(patsubst config/debug/%.in,%,$(DEBUG_CONFIG_FILES)) yann@926: yann@926: #----------------------------------------------------------- yann@926: # Helper functions to ease building generated config files yann@926: yann@926: # The function 'build_gen_choice_in' builds a choice-menu of a list of yann@926: # components in the given list, also adding source-ing of associazted yann@926: # config files: yann@912: # $1 : destination file yann@912: # $2 : name for the entries family (eg. Architecture, kernel...) yann@912: # $3 : prefix for the choice entries (eg. ARCH, KERNEL...) yann@912: # $4 : base directory containing config files yann@1868: # $5 : generate backend conditionals if Y, don't if anything else yann@1868: # $6 : list of config entries (eg. for architectures: "alpha arm ia64"..., yann@912: # and for kernels: "bare-metal linux"...) yann@912: # Example to build the kernels generated config file: yann@920: # $(call build_gen_choice_in,config.gen/kernel.in,Target OS,KERNEL,config/kernel,$(KERNELS)) yann@912: define build_gen_choice_in yann@940: @$(ECHO) ' IN $(1)' yann@1159: $(SILENT)(echo "# $(2) menu"; \ yann@1159: echo "# Generated file, do not edit!!!"; \ yann@1159: echo ""; \ yann@1159: echo "choice"; \ yann@1159: echo " bool"; \ yann@1159: echo " prompt \"$(2)\""; \ yann@1159: echo ""; \ yann@1868: for entry in $(6); do \ yann@1159: file="$(4)/$${entry}.in"; \ yann@1159: _entry=$$(echo "$${entry}" |$(sed) -r -s -e 's/[-.+]/_/g;'); \ yann@1159: echo "config $(3)_$${_entry}"; \ yann@1159: echo " bool"; \ yann@1269: echo " prompt \"$${entry}\""; \ yann@1269: dep_val=$$($(grep) -E '^# depends on ' $${file} 2>/dev/null); \ yann@1269: if [ -n "$${dep_val}" ]; then \ yann@1269: echo " $${dep_val#\# }"; \ yann@1159: fi; \ yann@1868: if [ "$(5)" = "Y" ]; then \ yann@1877: echo " depends on $(3)_$${_entry}_AVAILABLE"; \ yann@1868: fi; \ yann@1256: echo ""; \ yann@1159: done; \ yann@1159: echo "endchoice"; \ yann@1868: for entry in $(6); do \ yann@1159: file="$(4)/$${entry}.in"; \ yann@1159: _entry=$$(echo "$${entry}" |$(sed) -r -s -e 's/[-.+]/_/g;'); \ yann@1159: echo ""; \ yann@1877: if [ "$(5)" = "Y" ]; then \ yann@1877: echo "config $(3)_$${_entry}_AVAILABLE"; \ yann@1877: echo " bool"; \ yann@1877: echo " default n if ! ( BACKEND_$(3) = \"$${entry}\" || BACKEND_$(3) = \"\" || ! BACKEND )"; \ yann@1877: echo " default y if BACKEND_$(3) = \"$${entry}\" || BACKEND_$(3) = \"\" || ! BACKEND"; \ yann@1877: fi; \ yann@1159: echo "if $(3)_$${_entry}"; \ yann@1159: echo "config $(3)"; \ yann@1159: echo " default \"$${entry}\" if $(3)_$${_entry}"; \ yann@1870: echo "source \"$${file}\""; \ yann@1159: echo "endif"; \ yann@1159: done; \ yann@1178: echo ""; \ yann@1178: for file in $(wildcard $(4)/*.in-common); do \ yann@1870: echo "source \"$${file}\""; \ yann@1178: done; \ yann@912: ) >$(1) yann@1976: $(SILENT)(echo "# $(2) second part options"; \ yann@1976: echo "# Generated file, do not edit!!!"; \ yann@1976: for entry in $(6); do \ yann@1976: file="$(4)/$${entry}.in"; \ yann@1976: _entry=$$(echo "$${entry}" |$(sed) -r -s -e 's/[-.+]/_/g;'); \ yann@1976: if [ -f "$${file}.2" ]; then \ yann@1976: echo ""; \ yann@1976: echo "if $(3)_$${_entry}"; \ yann@1976: echo "comment \"$${entry} other options\""; \ yann@1976: echo "source \"$${file}.2\""; \ yann@1976: echo "endif"; \ yann@1976: fi; \ yann@1976: done; \ yann@1976: ) >$(1).2 yann@912: endef yann@628: yann@926: # The function 'build_gen_menu_in' builds a menuconfig for each component in yann@926: # the given list, source-ing the associated files conditionnaly: yann@916: # $1 : destination file yann@916: # $2 : name of entries family (eg. Tools, Debug...) yann@1854: # $3 : prefix for the menu entries (eg. DEBUG) yann@916: # $4 : base directory containing config files yann@1854: # $5 : list of config entries (eg. for debug: "dmalloc duma gdb"...) yann@1854: # Example to build the generated debug config file: yann@1854: # $(call build_gen_menu_in,config.gen/debug.in,Debug,DEBUG,config/debug,$(DEBUGS)) yann@916: define build_gen_menu_in yann@940: @$(ECHO) ' IN $(1)' yann@1159: $(SILENT)(echo "# $(2) facilities menu"; \ yann@1159: echo "# Generated file, do not edit!!!"; \ yann@1159: echo ""; \ yann@1159: for entry in $(5); do \ yann@1159: file="$(4)/$${entry}.in"; \ yann@1159: _entry=$$(echo "$${entry}" |$(sed) -r -s -e 's/[-.+]/_/g;'); \ yann@1159: echo "menuconfig $(3)_$${_entry}"; \ yann@1159: echo " bool"; \ yann@1269: echo " prompt \"$${entry}\""; \ yann@1269: dep_val=$$($(grep) -E '^# depends on ' $${file} 2>/dev/null); \ yann@1269: if [ -n "$${dep_val}" ]; then \ yann@1269: echo " $${dep_val#\# }"; \ yann@1159: fi; \ yann@1159: echo "if $(3)_$${_entry}"; \ yann@1870: echo "source \"$${file}\""; \ yann@1159: echo "endif"; \ yann@1159: echo ""; \ yann@1159: done; \ yann@916: ) >$(1) yann@916: endef yann@916: yann@926: #----------------------------------------------------------- yann@926: # The rules for the generated config files yann@916: yann@1976: # WARNING! If a .in file disapears between two runs, that will NOT be detected! yann@1976: yann@1976: config.gen/arch.in: $(ARCH_CONFIG_FILES) $(ARCH_CONFIG_FILES_2) yann@1868: $(call build_gen_choice_in,$@,Target Architecture,ARCH,config/arch,Y,$(ARCHS)) yann@861: yann@1976: config.gen/kernel.in: $(KERNEL_CONFIG_FILES) $(KERNEL_CONFIG_FILES_2) yann@1868: $(call build_gen_choice_in,$@,Target OS,KERNEL,config/kernel,Y,$(KERNELS)) yann@182: yann@1976: config.gen/cc.in: $(CC_CONFIG_FILES) $(CC_CONFIG_FILES_2) yann@1868: $(call build_gen_choice_in,$@,C compiler,CC,config/cc,,$(CCS)) yann@926: yann@1976: config.gen/libc.in: $(LIBC_CONFIG_FILES) $(LIBC_CONFIG_FILES_2) yann@1878: $(call build_gen_choice_in,$@,C library,LIBC,config/libc,Y,$(LIBCS)) yann@926: yann@926: config.gen/debug.in: $(DEBUG_CONFIG_FILES) yann@926: $(call build_gen_menu_in,$@,Debug,DEBUG,config/debug,$(DEBUGS)) yann@926: yann@926: #----------------------------------------------------------- yann@926: # Cleaning up the mess... yann@926: yann@1: clean:: yann@940: @$(ECHO) " CLEAN config" yann@940: $(SILENT)rm -f config 2>/dev/null || true yann@940: @$(ECHO) " CLEAN config.gen" yann@940: $(SILENT)rm -rf config.gen