1# $OpenBSD: MKcodes.awk,v 1.1 2010/01/12 23:22:06 nicm Exp $ 2############################################################################## 3# Copyright (c) 1998-2007,2008 Free Software Foundation, Inc. # 4# # 5# Permission is hereby granted, free of charge, to any person obtaining a # 6# copy of this software and associated documentation files (the "Software"), # 7# to deal in the Software without restriction, including without limitation # 8# the rights to use, copy, modify, merge, publish, distribute, distribute # 9# with modifications, sublicense, and/or sell copies of the Software, and to # 10# permit persons to whom the Software is furnished to do so, subject to the # 11# following conditions: # 12# # 13# The above copyright notice and this permission notice shall be included in # 14# all copies or substantial portions of the Software. # 15# # 16# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # 17# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # 18# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL # 19# THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # 20# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING # 21# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER # 22# DEALINGS IN THE SOFTWARE. # 23# # 24# Except as contained in this notice, the name(s) of the above copyright # 25# holders shall not be used in advertising or otherwise to promote the sale, # 26# use or other dealings in this Software without prior written # 27# authorization. # 28############################################################################## 29# $Id: MKcodes.awk,v 1.1 2010/01/12 23:22:06 nicm Exp $ 30function large_item(value) { 31 result = sprintf("%d,", offset); 32 offset = offset + length(value) + 1; 33 offcol = offcol + length(result) + 2; 34 if (offcol > 70) { 35 result = result "\n"; 36 offcol = 0; 37 } else { 38 result = result " "; 39 } 40 bigstr = bigstr sprintf("\"%s\\0\" ", value); 41 bigcol = bigcol + length(value) + 5; 42 if (bigcol > 70) { 43 bigstr = bigstr "\\\n"; 44 bigcol = 0; 45 } 46 return result; 47} 48 49function small_item(value) { 50 return sprintf("\t\t\"%s\",\n", value); 51} 52 53function print_strings(name,value) { 54 printf "DCL(%s) = {\n", name 55 print value 56 print "\t\t(NCURSES_CONST char *)0," 57 print "};" 58 print "" 59} 60 61function print_offsets(name,value) { 62 printf "static const short _nc_offset_%s[] = {\n", name 63 printf "%s", value 64 print "};" 65 print "" 66 printf "static NCURSES_CONST char ** ptr_%s = 0;\n", name 67 print "" 68} 69 70BEGIN { 71 print "/* This file was generated by MKcodes.awk */" 72 print "" 73 print "#include <curses.priv.h>" 74 print "" 75 print "#define IT NCURSES_CONST char * const" 76 print "" 77 offset = 0; 78 offcol = 0; 79 bigcol = 0; 80 } 81 82$1 ~ /^#/ {next;} 83 84$1 == "SKIPWARN" {next;} 85 86$3 == "bool" { 87 small_boolcodes = small_boolcodes small_item($4); 88 large_boolcodes = large_boolcodes large_item($4); 89 } 90 91$3 == "num" { 92 small_numcodes = small_numcodes small_item($4); 93 large_numcodes = large_numcodes large_item($4); 94 } 95 96$3 == "str" { 97 small_strcodes = small_strcodes small_item($4); 98 large_strcodes = large_strcodes large_item($4); 99 } 100 101END { 102 print "" 103 print "#if BROKEN_LINKER || USE_REENTRANT" 104 print "" 105 print "#include <term.h>" 106 print "" 107 if (bigstrings) { 108 printf "static const char _nc_code_blob[] = \n" 109 printf "%s;\n", bigstr; 110 print_offsets("boolcodes", large_boolcodes); 111 print_offsets("numcodes", large_numcodes); 112 print_offsets("strcodes", large_strcodes); 113 print "" 114 print "static IT *" 115 print "alloc_array(NCURSES_CONST char ***value, const short *offsets, unsigned size)" 116 print "{" 117 print " if (*value == 0) {" 118 print " if ((*value = typeCalloc(NCURSES_CONST char *, size + 1)) != 0) {" 119 print " unsigned n;" 120 print " for (n = 0; n < size; ++n) {" 121 print " (*value)[n] = _nc_code_blob + offsets[n];" 122 print " }" 123 print " }" 124 print " }" 125 print " return *value;" 126 print "}" 127 print "" 128 print "#define FIX(it) NCURSES_IMPEXP IT * NCURSES_API _nc_##it(void) { return alloc_array(&ptr_##it, _nc_offset_##it, SIZEOF(_nc_offset_##it)); }" 129 } else { 130 print "#define DCL(it) static IT data##it[]" 131 print "" 132 print_strings("boolcodes", small_boolcodes); 133 print_strings("numcodes", small_numcodes); 134 print_strings("strcodes", small_strcodes); 135 print "#define FIX(it) NCURSES_IMPEXP IT * NCURSES_API _nc_##it(void) { return data##it; }" 136 } 137 print "" 138 print "FIX(boolcodes)" 139 print "FIX(numcodes)" 140 print "FIX(strcodes)" 141 print "" 142 print "#define FREE_FIX(it) if (ptr_##it) { FreeAndNull(ptr_##it); }" 143 print "" 144 print "#if NO_LEAKS" 145 print "NCURSES_EXPORT(void)" 146 print "_nc_codes_leaks(void)" 147 print "{" 148 if (bigstrings) { 149 print "FREE_FIX(boolcodes)" 150 print "FREE_FIX(numcodes)" 151 print "FREE_FIX(strcodes)" 152 } 153 print "}" 154 print "#endif" 155 print "" 156 print "#else" 157 print "" 158 print "#define DCL(it) NCURSES_EXPORT_VAR(IT) it[]" 159 print "" 160 print_strings("boolcodes", small_boolcodes); 161 print_strings("numcodes", small_numcodes); 162 print_strings("strcodes", small_strcodes); 163 print "" 164 print "#endif /* BROKEN_LINKER */" 165 } 166