binutils/deflex.l

   1 %{
   2 /* deflex.l - Lexer for .def files */
   3
   4 /*   Copyright (C) 1995 Free Software Foundation, Inc.
   5
   6 This file is part of GNU Binutils.
   7
   8 This program is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 2 of the License, or
  11 (at your option) any later version.
  12
  13 This program is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with this program; if not, write to the Free Software
  20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
  21
  22
  23 /* Contributed by Steve Chamberlain
  24                   [email protected]
  25
  26 */
  27 #define DONTDECLARE_MALLOC
  28 #include "defparse.h"
  29 extern char *strdup();
  30 int linenumber;
  31
  32 %}
  33 %%
  34 "NAME"           { return NAME;}
  35 "LIBRARY"        { return LIBRARY;}
  36 "DESCRIPTION"    { return DESCRIPTION;}
  37 "STACKSIZE"      { return STACKSIZE;}
  38 "HEAPSIZE"       { return HEAPSIZE;}
  39 "CODE"           { return CODE;}
  40 "DATA"           { return DATA;}
  41 "SECTIONS"       { return SECTIONS;}
  42 "EXPORTS"        { return EXPORTS;}
  43 "IMPORTS"        { return IMPORTS;}
  44 "VERSION"        { return VERSION;}
  45 "BASE"           { return BASE;}
  46 "CONSTANT"      { return CONSTANT; }
  47 "NONAME"        { return NONAME; }
  48
  49 "READ"  { return READ;}
  50 "WRITE" { return WRITE;}
  51 "EXECUTE"       { return EXECUTE;}
  52 "SHARED"        { return SHARED;}
  53
  54 [0-9][x0-9A-Fa-f]* { yylval.number = strtol (yytext,0,0);
  55                 return NUMBER; }
  56
  57 [A-Za-z$:\-\_][A-Za-z0-9/$:\-\_@]+ {
  58                 yylval.id =  strdup(yytext);
  59                 return ID;
  60                 }
  61 "\""[^\"]*"\"" {
  62                                         yylval.string = strdup (yytext+1);
  63                                         yylval.string[yyleng-2] = 0;
  64                                         return STRING;
  65                 }
  66
  67 "\'"[^\']*"\'" {
  68                                         yylval.string = strdup (yytext+1);
  69                                         yylval.string[yyleng-2] = 0;
  70                                         return STRING;
  71                 }
  72 "*".*           { }
  73 ";".*           { }
  74 " "             { }
  75 "\t"            { }
  76 "\n"             { linenumber ++ ;}
  77 "=" { return '=';}
  78 "." { return '.';}
  79 "@" { return '@';}
  80 "," { return ',';}
  81 %%
  82 #ifndef yywrap
  83 /* Needed for lex, though not flex. */
  84 int yywrap() { return 1; }
  85 #endif