config/config.mk
author Arnaud Lacombe <lacombar@gmail.com>
Thu Aug 05 17:59:51 2010 +0200 (2010-08-05)
changeset 2069 366bd2b22675
parent 1878 2c577664a23d
child 2444 896cb0d36c1a
permissions -rw-r--r--
complibs/mpc: fix MPC 0.8.1 build with MPFR 3.0.0

This is the change introduced by revision 734 of MPC repository.

Author: Paul Zimmermann <Paul.Zimmermann@loria.fr>
Revision log: [acos.c] fixed problem with GMP_RNDA (should be MPFR_RNDA, and code was wrong)

Signed-off-by: Arnaud Lacombe <lacombar@gmail.com>
     1 # ===========================================================================
     2 # crosstool-NG genererated config files
     3 # These targets are used from top-level makefile
     4 
     5 #-----------------------------------------------------------
     6 # List all config files, wether sourced or generated
     7 
     8 # The top-level config file to be used be configurators
     9 KCONFIG_TOP = config/config.in
    10 
    11 # Build the list of all source config files
    12 STATIC_CONFIG_FILES = $(patsubst $(CT_LIB_DIR)/%,%,$(shell find $(CT_LIB_DIR)/config -type f \( -name '*.in' -o -name '*.in.2' \) 2>/dev/null))
    13 # ... and how to access them:
    14 $(STATIC_CONFIG_FILES): config
    15 
    16 # Build a list of per-component-type source config files
    17 ARCH_CONFIG_FILES     = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/arch/*.in))
    18 ARCH_CONFIG_FILES_2   = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/arch/*.in.2))
    19 KERNEL_CONFIG_FILES   = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/kernel/*.in))
    20 KERNEL_CONFIG_FILES_2 = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/kernel/*.in.2))
    21 CC_CONFIG_FILES       = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/cc/*.in))
    22 CC_CONFIG_FILES_2     = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/cc/*.in.2))
    23 LIBC_CONFIG_FILES     = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/libc/*.in))
    24 LIBC_CONFIG_FILES_2   = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/libc/*.in.2))
    25 DEBUG_CONFIG_FILES    = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/config/debug/*.in))
    26 
    27 # Build the list of generated config files
    28 GEN_CONFIG_FILES = config.gen/arch.in     \
    29                    config.gen/kernel.in   \
    30                    config.gen/cc.in       \
    31                    config.gen/libc.in     \
    32                    config.gen/debug.in
    33 # ... and how to access them:
    34 # Generated files depends on config.mk (this file) because it has the
    35 # functions needed to build the genrated files, and thus they might
    36 # need re-generation if config.mk changes
    37 $(GEN_CONFIG_FILES): config.gen                         \
    38                      $(CT_LIB_DIR)/config/config.mk
    39 
    40 # Helper entry for the configurators
    41 PHONY += config_files
    42 config_files: $(STATIC_CONFIG_FILES) $(GEN_CONFIG_FILES)
    43 
    44 # Where to access to the source config files from
    45 config:
    46 	@$(ECHO) "  LN    config"
    47 	$(SILENT)ln -s $(CT_LIB_DIR)/config config
    48 
    49 # Where to store the generated config files into
    50 config.gen:
    51 	@$(ECHO) "  MKDIR config.gen"
    52 	$(SILENT)mkdir -p config.gen
    53 
    54 #-----------------------------------------------------------
    55 # Build list of per-component-type items to easily build generated files
    56 
    57 ARCHS   = $(patsubst config/arch/%.in,%,$(ARCH_CONFIG_FILES))
    58 KERNELS = $(patsubst config/kernel/%.in,%,$(KERNEL_CONFIG_FILES))
    59 CCS     = $(patsubst config/cc/%.in,%,$(CC_CONFIG_FILES))
    60 LIBCS   = $(patsubst config/libc/%.in,%,$(LIBC_CONFIG_FILES))
    61 DEBUGS  = $(patsubst config/debug/%.in,%,$(DEBUG_CONFIG_FILES))
    62 
    63 #-----------------------------------------------------------
    64 # Helper functions to ease building generated config files
    65 
    66 # The function 'build_gen_choice_in' builds a choice-menu of a list of
    67 # components in the given list, also adding source-ing of associazted
    68 # config files:
    69 # $1 : destination file
    70 # $2 : name for the entries family (eg. Architecture, kernel...)
    71 # $3 : prefix for the choice entries (eg. ARCH, KERNEL...)
    72 # $4 : base directory containing config files
    73 # $5 : generate backend conditionals if Y, don't if anything else
    74 # $6 : list of config entries (eg. for architectures: "alpha arm ia64"...,
    75 #      and for kernels: "bare-metal linux"...)
    76 # Example to build the kernels generated config file:
    77 # $(call build_gen_choice_in,config.gen/kernel.in,Target OS,KERNEL,config/kernel,$(KERNELS))
    78 define build_gen_choice_in
    79 	@$(ECHO) '  IN    $(1)'
    80 	$(SILENT)(echo "# $(2) menu";                                           \
    81 	  echo "# Generated file, do not edit!!!";                              \
    82 	  echo "";                                                              \
    83 	  echo "choice";                                                        \
    84 	  echo "    bool";                                                      \
    85 	  echo "    prompt \"$(2)\"";                                           \
    86 	  echo "";                                                              \
    87 	  for entry in $(6); do                                                 \
    88 	    file="$(4)/$${entry}.in";                                           \
    89 	    _entry=$$(echo "$${entry}" |$(sed) -r -s -e 's/[-.+]/_/g;');        \
    90 	    echo "config $(3)_$${_entry}";                                      \
    91 	    echo "    bool";                                                    \
    92 	    echo "    prompt \"$${entry}\"";                                    \
    93 	    dep_val=$$($(grep) -E '^# depends on ' $${file} 2>/dev/null);       \
    94 	    if [ -n "$${dep_val}" ]; then                                       \
    95 	      echo "    $${dep_val#\# }";                                       \
    96 	    fi;                                                                 \
    97 	    if [ "$(5)" = "Y" ]; then                                           \
    98 	      echo "    depends on $(3)_$${_entry}_AVAILABLE";                  \
    99 	    fi;                                                                 \
   100 	    echo "";                                                            \
   101 	  done;                                                                 \
   102 	  echo "endchoice";                                                     \
   103 	  for entry in $(6); do                                                 \
   104 	    file="$(4)/$${entry}.in";                                           \
   105 	    _entry=$$(echo "$${entry}" |$(sed) -r -s -e 's/[-.+]/_/g;');        \
   106 	    echo "";                                                            \
   107 	    if [ "$(5)" = "Y" ]; then                                                                           \
   108 	      echo "config $(3)_$${_entry}_AVAILABLE";                                                          \
   109 	      echo "    bool";                                                                                  \
   110 	      echo "    default n if ! ( BACKEND_$(3) = \"$${entry}\" || BACKEND_$(3) = \"\" || ! BACKEND )";   \
   111 	      echo "    default y if BACKEND_$(3) = \"$${entry}\" || BACKEND_$(3) = \"\" || ! BACKEND";         \
   112 	    fi;                                                                                                 \
   113 	    echo "if $(3)_$${_entry}";                                          \
   114 	    echo "config $(3)";                                                 \
   115 	    echo "    default \"$${entry}\" if $(3)_$${_entry}";                \
   116 	    echo "source \"$${file}\"";                                         \
   117 	    echo "endif";                                                       \
   118 	  done;                                                                 \
   119 	  echo "";                                                              \
   120 	  for file in $(wildcard $(4)/*.in-common); do                          \
   121 	    echo "source \"$${file}\"";                                         \
   122 	  done;                                                                 \
   123 	 ) >$(1)
   124 	$(SILENT)(echo "# $(2) second part options";                            \
   125 	  echo "# Generated file, do not edit!!!";                              \
   126 	  for entry in $(6); do                                                 \
   127 	    file="$(4)/$${entry}.in";                                           \
   128 	    _entry=$$(echo "$${entry}" |$(sed) -r -s -e 's/[-.+]/_/g;');        \
   129 	    if [ -f "$${file}.2" ]; then                                        \
   130 	      echo "";                                                          \
   131 	      echo "if $(3)_$${_entry}";                                        \
   132 	      echo "comment \"$${entry} other options\"";                       \
   133 	      echo "source \"$${file}.2\"";                                     \
   134 	      echo "endif";                                                     \
   135 	    fi;                                                                 \
   136 	  done;                                                                 \
   137 	 ) >$(1).2
   138 endef
   139 
   140 # The function 'build_gen_menu_in' builds a menuconfig for each component in
   141 # the given list, source-ing the associated files conditionnaly:
   142 # $1 : destination file
   143 # $2 : name of entries family (eg. Tools, Debug...)
   144 # $3 : prefix for the menu entries (eg. DEBUG)
   145 # $4 : base directory containing config files
   146 # $5 : list of config entries (eg. for debug: "dmalloc duma gdb"...)
   147 # Example to build the generated debug config file:
   148 # $(call build_gen_menu_in,config.gen/debug.in,Debug,DEBUG,config/debug,$(DEBUGS))
   149 define build_gen_menu_in
   150 	@$(ECHO) '  IN    $(1)'
   151 	$(SILENT)(echo "# $(2) facilities menu";                                \
   152 	  echo "# Generated file, do not edit!!!";                              \
   153 	  echo "";                                                              \
   154 	  for entry in $(5); do                                                 \
   155 	    file="$(4)/$${entry}.in";                                           \
   156 	    _entry=$$(echo "$${entry}" |$(sed) -r -s -e 's/[-.+]/_/g;');        \
   157 	    echo "menuconfig $(3)_$${_entry}";                                  \
   158 	    echo "    bool";                                                    \
   159 	    echo "    prompt \"$${entry}\"";                                    \
   160 	    dep_val=$$($(grep) -E '^# depends on ' $${file} 2>/dev/null);       \
   161 	    if [ -n "$${dep_val}" ]; then                                       \
   162 	      echo "    $${dep_val#\# }";                                       \
   163 	    fi;                                                                 \
   164 	    echo "if $(3)_$${_entry}";                                          \
   165 	    echo "source \"$${file}\"";                                         \
   166 	    echo "endif";                                                       \
   167 	    echo "";                                                            \
   168 	  done;                                                                 \
   169 	 ) >$(1)
   170 endef
   171 
   172 #-----------------------------------------------------------
   173 # The rules for the generated config files
   174 
   175 # WARNING! If a .in file disapears between two runs, that will NOT be detected!
   176 
   177 config.gen/arch.in: $(ARCH_CONFIG_FILES) $(ARCH_CONFIG_FILES_2)
   178 	$(call build_gen_choice_in,$@,Target Architecture,ARCH,config/arch,Y,$(ARCHS))
   179 
   180 config.gen/kernel.in: $(KERNEL_CONFIG_FILES) $(KERNEL_CONFIG_FILES_2)
   181 	$(call build_gen_choice_in,$@,Target OS,KERNEL,config/kernel,Y,$(KERNELS))
   182 
   183 config.gen/cc.in: $(CC_CONFIG_FILES) $(CC_CONFIG_FILES_2)
   184 	$(call build_gen_choice_in,$@,C compiler,CC,config/cc,,$(CCS))
   185 
   186 config.gen/libc.in: $(LIBC_CONFIG_FILES) $(LIBC_CONFIG_FILES_2)
   187 	$(call build_gen_choice_in,$@,C library,LIBC,config/libc,Y,$(LIBCS))
   188 
   189 config.gen/debug.in: $(DEBUG_CONFIG_FILES)
   190 	$(call build_gen_menu_in,$@,Debug,DEBUG,config/debug,$(DEBUGS))
   191 
   192 #-----------------------------------------------------------
   193 # Cleaning up the mess...
   194 
   195 clean::
   196 	@$(ECHO) "  CLEAN config"
   197 	$(SILENT)rm -f config 2>/dev/null || true
   198 	@$(ECHO) "  CLEAN config.gen"
   199 	$(SILENT)rm -rf config.gen