1# $OpenBSD: MKcodes.awk,v 1.2 2023/10/17 09:52:09 nicm Exp $ 2############################################################################## 3# Copyright 2019,2020 Thomas E. Dickey # 4# Copyright 2007-2009,2010 Free Software Foundation, Inc. # 5# # 6# Permission is hereby granted, free of charge, to any person obtaining a # 7# copy of this software and associated documentation files (the "Software"), # 8# to deal in the Software without restriction, including without limitation # 9# the rights to use, copy, modify, merge, publish, distribute, distribute # 10# with modifications, sublicense, and/or sell copies of the Software, and to # 11# permit persons to whom the Software is furnished to do so, subject to the # 12# following conditions: # 13# # 14# The above copyright notice and this permission notice shall be included in # 15# all copies or substantial portions of the Software. # 16# # 17# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # 18# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # 19# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL # 20# THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # 21# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING # 22# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER # 23# DEALINGS IN THE SOFTWARE. # 24# # 25# Except as contained in this notice, the name(s) of the above copyright # 26# holders shall not be used in advertising or otherwise to promote the sale, # 27# use or other dealings in this Software without prior written # 28# authorization. # 29############################################################################## 30# $Id: MKcodes.awk,v 1.2 2023/10/17 09:52:09 nicm Exp $ 31function large_item(value) { 32 result = sprintf("%d,", offset); 33 offset = offset + length(value) + 1; 34 offcol = offcol + length(result) + 2; 35 if (offcol > 70) { 36 result = result "\n"; 37 offcol = 0; 38 } else { 39 result = result " "; 40 } 41 bigstr = bigstr sprintf("\"%s\\0\" ", value); 42 bigcol = bigcol + length(value) + 5; 43 if (bigcol > 70) { 44 bigstr = bigstr "\\\n"; 45 bigcol = 0; 46 } 47 return result; 48} 49 50function small_item(value) { 51 return sprintf("\t\t\"%s\",\n", value); 52} 53 54function print_strings(name,value) { 55 printf "DCL(%s) = {\n", name 56 print value 57 print "\t\t(NCURSES_CONST char *)0," 58 print "};" 59 print "" 60} 61 62function print_offsets(name,value) { 63 printf "static const short _nc_offset_%s[] = {\n", name 64 printf "%s", value 65 print "};" 66 print "" 67 printf "static NCURSES_CONST char ** ptr_%s = 0;\n", name 68 print "" 69} 70 71BEGIN { 72 print "/* This file was generated by MKcodes.awk */" 73 print "" 74 print "#include <curses.priv.h>" 75 print "" 76 print "#define IT NCURSES_CONST char * const" 77 print "" 78 offset = 0; 79 offcol = 0; 80 bigcol = 0; 81 } 82 83$1 ~ /^#/ {next;} 84$1 ~ /^(cap|info)alias/ {next;} 85 86$1 == "userdef" {next;} 87$1 == "SKIPWARN" {next;} 88 89$3 == "bool" { 90 small_boolcodes = small_boolcodes small_item($4); 91 large_boolcodes = large_boolcodes large_item($4); 92 } 93 94$3 == "num" { 95 small_numcodes = small_numcodes small_item($4); 96 large_numcodes = large_numcodes large_item($4); 97 } 98 99$3 == "str" { 100 small_strcodes = small_strcodes small_item($4); 101 large_strcodes = large_strcodes large_item($4); 102 } 103 104END { 105 print "" 106 print "#if BROKEN_LINKER || USE_REENTRANT" 107 print "" 108 if (bigstrings) { 109 printf "static const char _nc_code_blob[] = \n" 110 printf "%s;\n", bigstr; 111 print_offsets("boolcodes", large_boolcodes); 112 print_offsets("numcodes", large_numcodes); 113 print_offsets("strcodes", large_strcodes); 114 print "" 115 print "static IT *" 116 print "alloc_array(NCURSES_CONST char ***value, const short *offsets, unsigned size)" 117 print "{" 118 print " if (*value == 0) {" 119 print " if ((*value = typeCalloc(NCURSES_CONST char *, size + 1)) != 0) {" 120 print " unsigned n;" 121 print " for (n = 0; n < size; ++n) {" 122 print " (*value)[n] = (NCURSES_CONST char *) _nc_code_blob + offsets[n];" 123 print " }" 124 print " }" 125 print " }" 126 print " return *value;" 127 print "}" 128 print "" 129 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)); }" 130 } else { 131 print "#define DCL(it) static IT data##it[]" 132 print "" 133 print_strings("boolcodes", small_boolcodes); 134 print_strings("numcodes", small_numcodes); 135 print_strings("strcodes", small_strcodes); 136 print "#define FIX(it) NCURSES_IMPEXP IT * NCURSES_API NCURSES_PUBLIC_VAR(it)(void) { return data##it; }" 137 } 138 print "" 139 print "/* remove public definition which conflicts with FIX() */" 140 print "#undef boolcodes" 141 print "#undef numcodes" 142 print "#undef strcodes" 143 print "" 144 print "/* add local definition */" 145 print "FIX(boolcodes)" 146 print "FIX(numcodes)" 147 print "FIX(strcodes)" 148 print "" 149 print "/* restore the public definition */" 150 print "" 151 print "#define FREE_FIX(it) if (ptr_##it) { FreeAndNull(ptr_##it); }" 152 print "#define boolcodes NCURSES_PUBLIC_VAR(boolcodes())" 153 print "#define numcodes NCURSES_PUBLIC_VAR(numcodes())" 154 print "#define strcodes NCURSES_PUBLIC_VAR(strcodes())" 155 print "" 156 print "#if NO_LEAKS" 157 print "NCURSES_EXPORT(void)" 158 print "_nc_codes_leaks(void)" 159 print "{" 160 if (bigstrings) { 161 print "FREE_FIX(boolcodes)" 162 print "FREE_FIX(numcodes)" 163 print "FREE_FIX(strcodes)" 164 } 165 print "}" 166 print "#endif" 167 print "" 168 print "#else" 169 print "" 170 print "#define DCL(it) NCURSES_EXPORT_VAR(IT) it[]" 171 print "" 172 print_strings("boolcodes", small_boolcodes); 173 print_strings("numcodes", small_numcodes); 174 print_strings("strcodes", small_strcodes); 175 print "" 176 print "#endif /* BROKEN_LINKER */" 177 } 178