binutils/arlex.l

   1 %{
   2 /* arlex.l - Strange script language lexer */
   3
   4 /* Copyright 1992, 1997, 2000, 2001, 2002, 2003, 2004
   5    Free Software Foundation, Inc.
   6
   7 This file is part of GNU Binutils.
   8
   9 This program is free software; you can redistribute it and/or modify
  10 it under the terms of the GNU General Public License as published by
  11 the Free Software Foundation; either version 2 of the License, or
  12 (at your option) any later version.
  13
  14 This program is distributed in the hope that it will be useful,
  15 but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 GNU General Public License for more details.
  18
  19 You should have received a copy of the GNU General Public License
  20 along with this program; if not, write to the Free Software
  21 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
  22
  23
  24 /* Contributed by Steve Chamberlain <sac@cygnus.com>.  */
  25
  26 #define DONTDECLARE_MALLOC
  27 #include "ansidecl.h"
  28 #include "libiberty.h"
  29 #include "arparse.h"
  30
  31 #define YY_NO_UNPUT
  32
  33 extern int yylex (void);
  34
  35 int linenumber;
  36 %}
  37
  38 %a 10000
  39 %o 25000
  40
  41 %%
  42
  43 "ADDLIB"        { return ADDLIB; }
  44 "ADDMOD"        { return ADDMOD; }
  45 "CLEAR"         { return CLEAR; }
  46 "CREATE"        { return CREATE; }
  47 "DELETE"        { return DELETE; }
  48 "DIRECTORY"     { return DIRECTORY; }
  49 "END"           { return END; }
  50 "EXTRACT"       { return EXTRACT; }
  51 "FULLDIR"       { return FULLDIR; }
  52 "HELP"          { return HELP; }
  53 "LIST"          { return LIST; }
  54 "OPEN"          { return OPEN; }
  55 "REPLACE"       { return REPLACE; }
  56 "VERBOSE"       { return VERBOSE; }
  57 "SAVE"          { return SAVE; }
  58 "addlib"        { return ADDLIB; }
  59 "addmod"        { return ADDMOD; }
  60 "clear"         { return CLEAR; }
  61 "create"        { return CREATE; }
  62 "delete"        { return DELETE; }
  63 "directory"     { return DIRECTORY; }
  64 "end"           { return END; }
  65 "extract"       { return EXTRACT; }
  66 "fulldir"       { return FULLDIR; }
  67 "help"          { return HELP; }
  68 "list"          { return LIST; }
  69 "open"          { return OPEN; }
  70 "replace"       { return REPLACE; }
  71 "verbose"       { return VERBOSE; }
  72 "save"          { return SAVE; }
  73 "+\n"           { linenumber ++; }
  74 "("             { return '('; }
  75 ")"             { return ')'; }
  76 ","             { return ','; }
  77 [A-Za-z0-9/\\$:.\-\_]+  {
  78                 yylval.name =  xstrdup (yytext);
  79                 return FILENAME;
  80                 }
  81 "*".*           { }
  82 ";".*           { }
  83 " "             { }
  84 "\n"             { linenumber ++; return NEWLINE; }
  85
  86 %%
  87 #ifndef yywrap
  88 /* Needed for lex, though not flex. */
  89 int yywrap(void) { return 1; }
  90 #endif