binutils/syslex.l

   1 %{
   2 /* Copyright 2001, 2003, 2005 Free Software Foundation, Inc.
   3
   4 This file is part of GLD, the Gnu Linker.
   5
   6 GLD is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GLD is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GLD; see the file COPYING.  If not, write to the Free
  18 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
  19 02111-1307, USA.  */
  20
  21 #include "config.h"
  22 #ifdef HAVE_STRING_H
  23 #include <string.h>
  24 #else
  25 #ifdef HAVE_STRINGS_H
  26 #include <strings.h>
  27 #endif
  28 #endif
  29 #include "sysinfo.h"
  30 char *word;
  31 int number;
  32 int unit;
  33
  34 #define YY_NO_UNPUT
  35
  36 #ifndef yywrap
  37 static int yywrap (void) { return 1; }
  38 #endif
  39
  40 extern int yylex (void);
  41 %}
  42 %%
  43 "(" { return '(';}
  44 ")" { return ')';}
  45 "[" { return '[';}
  46 "]" { return ']';}
  47 " " { ; }
  48 ";".* { ; }
  49 "\t" { ; }
  50 "\n" { ; }
  51 "\""[^\"]*"\"" {
  52         yylval.s = malloc (yyleng - 1);
  53         memcpy (yylval.s, yytext + 1, yyleng - 2);
  54         yylval.s[yyleng - 2] = '\0';
  55         return NAME;
  56         }
  57
  58 0x[0-9a-f]+ {
  59         yylval.i = strtol(yytext,0,16);
  60         return  NUMBER;
  61         }
  62
  63 [0-9]+ {
  64         yylval.i = atoi(yytext);
  65         return  NUMBER;
  66         }
  67
  68
  69 "bits" { yylval.i =1 ;return UNIT;}
  70 "bit" { yylval.i = 1; return UNIT;}
  71 "bytes" { yylval.i= 8; return UNIT;}
  72 "byte" { yylval.i = 8; return UNIT;}
  73
  74 "int" { yylval.s = "INT"; return TYPE;}
  75 "barray" { yylval.s = "BARRAY"; return TYPE;}
  76 "chars" { yylval.s = "CHARS"; return TYPE;}
  77 "variable" { yylval.i = 0; return NUMBER;}
  78 "counted" { yylval.i = -4; return NUMBER;}
  79 "addrsize" { yylval.i = -2; return NUMBER; }
  80 "segsize" { yylval.i = -1; return NUMBER; }
  81 "cond" { return COND;}
  82 "repeat" { return REPEAT;}