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opt-read.awk revision 1.1.1.1 
      1 #  Copyright (C) 2003-2013 Free Software Foundation, Inc.
      2 #  Contributed by Kelley Cook, June 2004.
      3 #  Original code from Neil Booth, May 2003.
      4 #
      5 # This program is free software; you can redistribute it and/or modify it
      6 # under the terms of the GNU General Public License as published by the
      7 # Free Software Foundation; either version 3, or (at your option) any
      8 # later version.
      9 # 
     10 # This program is distributed in the hope that it will be useful,
     11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
     12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     13 # GNU General Public License for more details.
     14 # 
     15 # You should have received a copy of the GNU General Public License
     16 # along with this program; see the file COPYING3.  If not see
     17 # <http://www.gnu.org/licenses/>.
     18 
     19 # Read in the option records generated from opt-gather.awk.
     20 
     21 BEGIN {
     22 	n_opts = 0
     23 	n_langs = 0
     24 	n_target_save = 0
     25 	n_extra_vars = 0
     26 	n_extra_target_vars = 0
     27 	n_extra_masks = 0
     28 	n_extra_c_includes = 0
     29 	n_extra_h_includes = 0
     30 	n_enums = 0
     31 	have_save = 0;
     32 	quote = "\042"
     33 	comma = ","
     34 	FS=SUBSEP
     35 	# Default the name of header created from opth-gen.awk to options.h
     36 	if (header_name == "") header_name="options.h"
     37 }
     38 
     39 # Collect the text and flags of each option into an array
     40 	{
     41 		if ($1 == "Language") {
     42 			langs[n_langs] = $2
     43                         lang_numbers[$2] = n_langs
     44 			n_langs++;
     45 		}
     46 		else if ($1 == "TargetSave") {
     47 			# Make sure the declarations are put in source order
     48 			target_save_decl[n_target_save] = $2
     49 			n_target_save++
     50 		}
     51 		else if ($1 == "Variable") {
     52 			extra_vars[n_extra_vars] = $2
     53 			n_extra_vars++
     54 			name = host_wide_int_var_name($2)
     55 			if (name != "")
     56 				host_wide_int[name] = "yes"
     57 		}
     58 		else if ($1 == "TargetVariable") {
     59 			# Combination of TargetSave and Variable
     60 			extra_vars[n_extra_vars] = $2
     61 			n_extra_vars++
     62 
     63 			var = $2
     64 			sub(" *=.*", "", var)
     65 			orig_var = var
     66 			name = var
     67 			type = var
     68 			sub("^.*[ *]", "", name)
     69 			sub(" *" name "$", "", type)
     70 			target_save_decl[n_target_save] = type " x_" name
     71 			n_target_save++
     72 
     73 			extra_target_vars[n_extra_target_vars] = name
     74 			n_extra_target_vars++
     75 		}
     76 		else if ($1 == "HeaderInclude") {
     77 			extra_h_includes[n_extra_h_includes++] = $2;
     78 		}
     79 		else if ($1 == "SourceInclude")  {
     80 			extra_c_includes[n_extra_c_includes++] = $2;
     81 		}
     82 		else if ($1 == "Enum") {
     83 			props = $2
     84 			name = opt_args("Name", props)
     85 			type = opt_args("Type", props)
     86 			unknown_error = opt_args("UnknownError", props)
     87 			enum_names[n_enums] = name
     88 			enum_type[name] = type
     89 			enum_index[name] = n_enums
     90 			enum_unknown_error[name] = unknown_error
     91 			enum_help[name] = $3
     92 			n_enums++
     93 		}
     94 		else if ($1 == "EnumValue")  {
     95 			props = $2
     96 			enum_name = opt_args("Enum", props)
     97 			string = opt_args("String", props)
     98 			value = opt_args("Value", props)
     99 			val_flags = "0"
    100 			val_flags = val_flags \
    101 			  test_flag("Canonical", props, "| CL_ENUM_CANONICAL") \
    102 			  test_flag("DriverOnly", props, "| CL_ENUM_DRIVER_ONLY")
    103 			enum_data[enum_name] = enum_data[enum_name] \
    104 			  "  { " quote string quote ", " value ", " val_flags \
    105 			  " },\n"
    106 		}
    107 		else {
    108 			name = opt_args("Mask", $1)
    109 			if (name == "") {
    110 				opts[n_opts]  = $1
    111 				opt_numbers[$1] = n_opts
    112 				flags[n_opts] = $2
    113 				help[n_opts]  = $3
    114 				for (i = 4; i <= NF; i++)
    115 					help[n_opts] = help[n_opts] " " $i
    116 				n_opts++;
    117 			}
    118 			else {
    119 				extra_masks[n_extra_masks++] = name
    120 			}
    121 		}
    122 	}
    123 
    124