binutils-gdb/binutils/syslex.l

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%option noinput nounput
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%{
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/* Copyright 2001, 2003, 2005, 2007 Free Software Foundation, Inc.
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This file is part of GNU Binutils.
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This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
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This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
along with GLD; see the file COPYING. If not, write to the Free
Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
02110-1301, USA. */
#include "config.h"
#ifdef HAVE_STRING_H
#include <string.h>
#else
#ifdef HAVE_STRINGS_H
#include <strings.h>
#endif
#endif
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#include "sysinfo.h"
#define YY_NO_UNPUT
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#ifndef yywrap
static int yywrap (void) { return 1; }
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#endif
extern int yylex (void);
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%}
%%
"(" { return '(';}
")" { return ')';}
"[" { return '[';}
"]" { return ']';}
" " { ; }
";".* { ; }
"\t" { ; }
"\n" { ; }
"\""[^\"]*"\"" {
yylval.s = malloc (yyleng - 1);
memcpy (yylval.s, yytext + 1, yyleng - 2);
yylval.s[yyleng - 2] = '\0';
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return NAME;
}
0x[0-9a-f]+ {
yylval.i = strtol(yytext,0,16);
return NUMBER;
}
[0-9]+ {
yylval.i = atoi(yytext);
return NUMBER;
}
"bits" { yylval.i =1 ;return UNIT;}
"bit" { yylval.i = 1; return UNIT;}
"bytes" { yylval.i= 8; return UNIT;}
"byte" { yylval.i = 8; return UNIT;}
"int" { yylval.s = "INT"; return TYPE;}
"barray" { yylval.s = "BARRAY"; return TYPE;}
"chars" { yylval.s = "CHARS"; return TYPE;}
"variable" { yylval.i = 0; return NUMBER;}
"counted" { yylval.i = -4; return NUMBER;}
"addrsize" { yylval.i = -2; return NUMBER; }
"segsize" { yylval.i = -1; return NUMBER; }
"cond" { return COND;}
"repeat" { return REPEAT;}