binutils/arlex.l

   1 %option noinput nounput
   2
   3 %{
   4 /* arlex.l - Strange script language lexer */
   5
   6 /* Copyright 1992, 1997, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2011
   7    Free Software Foundation, Inc.
   8
   9    This file is part of GNU Binutils.
  10
  11    This program is free software; you can redistribute it and/or modify
  12    it under the terms of the GNU General Public License as published by
  13    the Free Software Foundation; either version 3 of the License, or
  14    (at your option) any later version.
  15
  16    This program is distributed in the hope that it will be useful,
  17    but WITHOUT ANY WARRANTY; without even the implied warranty of
  18    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19    GNU General Public License for more details.
  20
  21    You should have received a copy of the GNU General Public License
  22    along with this program; if not, write to the Free Software
  23    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  24    MA 02110-1301, USA.  */
  25
  26
  27 /* Contributed by Steve Chamberlain <sac@cygnus.com>.  */
  28
  29 #define DONTDECLARE_MALLOC
  30 #include "ansidecl.h"
  31 #include "libiberty.h"
  32 #include "arparse.h"
  33
  34 #ifndef YY_NO_UNPUT
  35 #define YY_NO_UNPUT
  36 #endif
  37
  38 extern int yylex (void);
  39
  40 int linenumber;
  41 %}
  42
  43 %a 10000
  44 %o 25000
  45
  46 %%
  47
  48 "ADDLIB"        { return ADDLIB; }
  49 "ADDMOD"        { return ADDMOD; }
  50 "CLEAR"         { return CLEAR; }
  51 "CREATE"        { return CREATE; }
  52 "DELETE"        { return DELETE; }
  53 "DIRECTORY"     { return DIRECTORY; }
  54 "END"           { return END; }
  55 "EXTRACT"       { return EXTRACT; }
  56 "FULLDIR"       { return FULLDIR; }
  57 "HELP"          { return HELP; }
  58 "LIST"          { return LIST; }
  59 "OPEN"          { return OPEN; }
  60 "REPLACE"       { return REPLACE; }
  61 "VERBOSE"       { return VERBOSE; }
  62 "SAVE"          { return SAVE; }
  63 "addlib"        { return ADDLIB; }
  64 "addmod"        { return ADDMOD; }
  65 "clear"         { return CLEAR; }
  66 "create"        { return CREATE; }
  67 "delete"        { return DELETE; }
  68 "directory"     { return DIRECTORY; }
  69 "end"           { return END; }
  70 "extract"       { return EXTRACT; }
  71 "fulldir"       { return FULLDIR; }
  72 "help"          { return HELP; }
  73 "list"          { return LIST; }
  74 "open"          { return OPEN; }
  75 "replace"       { return REPLACE; }
  76 "verbose"       { return VERBOSE; }
  77 "save"          { return SAVE; }
  78 "+\n"           { linenumber ++; }
  79 "("             { return '('; }
  80 ")"             { return ')'; }
  81 ","             { return ','; }
  82 [A-Za-z0-9/\\$:.\-\_]+  {
  83                 yylval.name =  xstrdup (yytext);
  84                 return FILENAME;
  85                 }
  86 "*".*           { }
  87 ";".*           { }
  88 " "             { }
  89 "\n"             { linenumber ++; return NEWLINE; }
  90
  91 %%
  92 #ifndef yywrap
  93 /* Needed for lex, though not flex. */
  94 int yywrap(void) { return 1; }
  95 #endif