binutils/arlex.l

   1 %{
   2 /* arlex.l - Strange script language lexer */
   3
   4 /*   Copyright 1992, 1997, 2000 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  21
  22
  23 /* Contributed by Steve Chamberlain
  24                   sac@cygnus.com
  25
  26 */
  27 #define DONTDECLARE_MALLOC
  28 #include <ansidecl.h>
  29 #include "libiberty.h"
  30 #include "arparse.h"
  31
  32 #define YY_NO_UNPUT
  33
  34 extern int yylex PARAMS ((void));
  35
  36 int linenumber;
  37 %}
  38
  39 %a 10000
  40 %o 25000
  41
  42 %%
  43
  44 "ADDLIB"        { return ADDLIB; }
  45 "ADDMOD"        { return ADDMOD; }
  46 "CLEAR"         { return CLEAR; }
  47 "CREATE"        { return CREATE; }
  48 "DELETE"        { return DELETE; }
  49 "DIRECTORY"     { return DIRECTORY; }
  50 "END"           { return END; }
  51 "EXTRACT"       { return EXTRACT; }
  52 "FULLDIR"       { return FULLDIR; }
  53 "HELP"          { return HELP; }
  54 "LIST"          { return LIST; }
  55 "OPEN"          { return OPEN; }
  56 "REPLACE"       { return REPLACE; }
  57 "VERBOSE"       { return VERBOSE; }
  58 "SAVE"          { return SAVE; }
  59 "addlib"        { return ADDLIB; }
  60 "addmod"        { return ADDMOD; }
  61 "clear"         { return CLEAR; }
  62 "create"        { return CREATE; }
  63 "delete"        { return DELETE; }
  64 "directory"     { return DIRECTORY; }
  65 "end"           { return END; }
  66 "extract"       { return EXTRACT; }
  67 "fulldir"       { return FULLDIR; }
  68 "help"          { return HELP; }
  69 "list"          { return LIST; }
  70 "open"          { return OPEN; }
  71 "replace"       { return REPLACE; }
  72 "verbose"       { return VERBOSE; }
  73 "save"          { return SAVE; }
  74 "+\n"           { linenumber ++; }
  75 "("             { return '('; }
  76 ")"             { return ')'; }
  77 ","             { return ','; }
  78 [A-Za-z0-9/\\$:.\-\_]+  {
  79                 yylval.name =  xstrdup (yytext);
  80                 return FILENAME;
  81                 }
  82 "*".*           { }
  83 ";".*           { }
  84 " "             { }
  85 "\n"             { linenumber ++; return NEWLINE; }
  86
  87 %%
  88 #ifndef yywrap
  89 /* Needed for lex, though not flex. */
  90 int yywrap() { return 1; }
  91 #endif