1############################################################################## 2# Copyright (c) 1998-2009,2010 Free Software Foundation, Inc. # 3# # 4# Permission is hereby granted, free of charge, to any person obtaining a # 5# copy of this software and associated documentation files (the "Software"), # 6# to deal in the Software without restriction, including without limitation # 7# the rights to use, copy, modify, merge, publish, distribute, distribute # 8# with modifications, sublicense, and/or sell copies of the Software, and to # 9# permit persons to whom the Software is furnished to do so, subject to the # 10# following conditions: # 11# # 12# The above copyright notice and this permission notice shall be included in # 13# all copies or substantial portions of the Software. # 14# # 15# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # 16# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # 17# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL # 18# THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # 19# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING # 20# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER # 21# DEALINGS IN THE SOFTWARE. # 22# # 23# Except as contained in this notice, the name(s) of the above copyright # 24# holders shall not be used in advertising or otherwise to promote the sale, # 25# use or other dealings in this Software without prior written # 26# authorization. # 27############################################################################## 28# $Id: MKcodes.awk,v 1.9 2010/01/23 17:57:43 tom Exp $ 29function large_item(value) { 30 result = sprintf("%d,", offset); 31 offset = offset + length(value) + 1; 32 offcol = offcol + length(result) + 2; 33 if (offcol > 70) { 34 result = result "\n"; 35 offcol = 0; 36 } else { 37 result = result " "; 38 } 39 bigstr = bigstr sprintf("\"%s\\0\" ", value); 40 bigcol = bigcol + length(value) + 5; 41 if (bigcol > 70) { 42 bigstr = bigstr "\\\n"; 43 bigcol = 0; 44 } 45 return result; 46} 47 48function small_item(value) { 49 return sprintf("\t\t\"%s\",\n", value); 50} 51 52function print_strings(name,value) { 53 printf "DCL(%s) = {\n", name 54 print value 55 print "\t\t(NCURSES_CONST char *)0," 56 print "};" 57 print "" 58} 59 60function print_offsets(name,value) { 61 printf "static const short _nc_offset_%s[] = {\n", name 62 printf "%s", value 63 print "};" 64 print "" 65 printf "static NCURSES_CONST char ** ptr_%s = 0;\n", name 66 print "" 67} 68 69BEGIN { 70 print "/* This file was generated by MKcodes.awk */" 71 print "" 72 print "#include <curses.priv.h>" 73 print "" 74 print "#define IT NCURSES_CONST char * const" 75 print "" 76 offset = 0; 77 offcol = 0; 78 bigcol = 0; 79 } 80 81$1 ~ /^#/ {next;} 82 83$1 == "SKIPWARN" {next;} 84 85$3 == "bool" { 86 small_boolcodes = small_boolcodes small_item($4); 87 large_boolcodes = large_boolcodes large_item($4); 88 } 89 90$3 == "num" { 91 small_numcodes = small_numcodes small_item($4); 92 large_numcodes = large_numcodes large_item($4); 93 } 94 95$3 == "str" { 96 small_strcodes = small_strcodes small_item($4); 97 large_strcodes = large_strcodes large_item($4); 98 } 99 100END { 101 print "" 102 print "#if BROKEN_LINKER || USE_REENTRANT" 103 print "" 104 if (bigstrings) { 105 printf "static const char _nc_code_blob[] = \n" 106 printf "%s;\n", bigstr; 107 print_offsets("boolcodes", large_boolcodes); 108 print_offsets("numcodes", large_numcodes); 109 print_offsets("strcodes", large_strcodes); 110 print "" 111 print "static IT *" 112 print "alloc_array(NCURSES_CONST char ***value, const short *offsets, unsigned size)" 113 print "{" 114 print " if (*value == 0) {" 115 print " if ((*value = typeCalloc(NCURSES_CONST char *, size + 1)) != 0) {" 116 print " unsigned n;" 117 print " for (n = 0; n < size; ++n) {" 118 print " (*value)[n] = (NCURSES_CONST char *) _nc_code_blob + offsets[n];" 119 print " }" 120 print " }" 121 print " }" 122 print " return *value;" 123 print "}" 124 print "" 125 print "#define FIX(it) NCURSES_IMPEXP IT * NCURSES_API NCURSES_PUBLIC_VAR(it)(void) { return alloc_array(&ptr_##it, _nc_offset_##it, SIZEOF(_nc_offset_##it)); }" 126 } else { 127 print "#define DCL(it) static IT data##it[]" 128 print "" 129 print_strings("boolcodes", small_boolcodes); 130 print_strings("numcodes", small_numcodes); 131 print_strings("strcodes", small_strcodes); 132 print "#define FIX(it) NCURSES_IMPEXP IT * NCURSES_API NCURSES_PUBLIC_VAR(it)(void) { return data##it; }" 133 } 134 print "" 135 print "/* remove public definition which conflicts with FIX() */" 136 print "#undef boolcodes" 137 print "#undef numcodes" 138 print "#undef strcodes" 139 print "" 140 print "/* add local definition */" 141 print "FIX(boolcodes)" 142 print "FIX(numcodes)" 143 print "FIX(strcodes)" 144 print "" 145 print "/* restore the public definition */" 146 print "" 147 print "#define FREE_FIX(it) if (ptr_##it) { FreeAndNull(ptr_##it); }" 148 print "#define boolcodes NCURSES_PUBLIC_VAR(boolcodes())" 149 print "#define numcodes NCURSES_PUBLIC_VAR(numcodes())" 150 print "#define strcodes NCURSES_PUBLIC_VAR(strcodes())" 151 print "" 152 print "#if NO_LEAKS" 153 print "NCURSES_EXPORT(void)" 154 print "_nc_codes_leaks(void)" 155 print "{" 156 if (bigstrings) { 157 print "FREE_FIX(boolcodes)" 158 print "FREE_FIX(numcodes)" 159 print "FREE_FIX(strcodes)" 160 } 161 print "}" 162 print "#endif" 163 print "" 164 print "#else" 165 print "" 166 print "#define DCL(it) NCURSES_EXPORT_VAR(IT) it[]" 167 print "" 168 print_strings("boolcodes", small_boolcodes); 169 print_strings("numcodes", small_numcodes); 170 print_strings("strcodes", small_strcodes); 171 print "" 172 print "#endif /* BROKEN_LINKER */" 173 } 174