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%{
// $Id$
// Sample lexical analysis for regular expression subset. Must be
// compiled with FLEX and an ANSI C++ compiler.
// Lexical tokens values defined by YACC.
#include "ace/Svc_Conf.h"
#include "ace/Svc_Conf_Tokens.h"
#include "ace/Svc_Conf_Lexer_Guard.h"
ACE_RCSID (ace,
Svc_Conf_l,
"$Id$")
#define token(x) x
%}
%s PARAMETERS
%s NORMAL
letter [a-zA-Z_]
letter_or_digit [a-zA-Z_0-9]
digit [0-9]
ident {letter}{letter_or_digit}*
pathname ([A-Za-z\%]:)?[a-zA-Z_0-9/\%\.\\~-]+
symbol [ -~]
string (\"{symbol}*\"|\'{symbol}*\')
white_space [ \t]
newline \n
carrage_retn \r
other .
%%
^#{other}*$ ; /* EMPTY */
dynamic { return token (ACE_DYNAMIC); }
static { return token (ACE_STATIC); }
suspend { return token (ACE_SUSPEND); }
resume { return token (ACE_RESUME); }
remove { return token (ACE_REMOVE); }
stream { return token (ACE_USTREAM); }
Module { return token (ACE_MODULE_T); }
Service_Object { return token (ACE_SVC_OBJ_T); }
STREAM { return token (ACE_STREAM_T); }
active { return token (ACE_ACTIVE); }
inactive { return token (ACE_INACTIVE); }
":" { return token (':'); }
"*" { return token ('*'); }
"(" { return token ('('); }
")" { return token (')'); }
"{" { return token ('{'); }
"}" { return token ('}'); }
{string} {
/* Remove trailing double quote character */
ACE_TCHAR *s = ACE_OS::strrchr (yytext, yytext[0]);
ACE_ASSERT (s != 0);
/* Eliminate the opening and closing double or
single quotes. */
*s = '\0';
yyleng -= 1;
yylval->ident_ = ACE_SVC_CONF_PARAM->obstack.copy (yytext + 1, yyleng);
return token (ACE_STRING); }
{ident} {
yylval->ident_ = ACE_SVC_CONF_PARAM->obstack.copy (yytext, yyleng);
return token (ACE_IDENT);
}
{pathname} {
yylval->ident_ = ACE_SVC_CONF_PARAM->obstack.copy (yytext, yyleng);
return token (ACE_PATHNAME);
}
{white_space}+ ; /* EMPTY */
{carrage_retn} ; /* EMPTY */
{newline} { ACE_SVC_CONF_PARAM->yylineno++; }
{other} {
ACE_ERROR ((LM_ERROR,
ACE_LIB_TEXT ("unknown character = (%d"),
*yytext));
if (ACE_OS::ace_isprint (*yytext))
ACE_ERROR ((LM_ERROR, ACE_LIB_TEXT ("|%c"), *yytext));
ACE_ERROR ((LM_ERROR, ACE_LIB_TEXT (")\n")));
}
<<EOF>> { yyterminate (); }
%%
int
yywrap (void)
{
ACE_OS::fflush (yyin);
yytext[0] = '#';
yyleng = 0;
return 1;
}
void
yy_push_buffer (FILE *file, yy_buffer_state *&buffer)
{
// External synchronization is required.
if (buffer == 0)
buffer = yy_create_buffer (file, YY_BUF_SIZE);
yy_switch_to_buffer (buffer);
}
void
yy_push_buffer (const ACE_TCHAR *directive, yy_buffer_state *&buffer)
{
// External synchronization is required.
// yyparse() may invoke yylex() multiple times when parsing
// a single directive. Prevent a new buffer from created during
// each call to yylex().
if (YY_CURRENT_BUFFER != 0
&& directive == YY_CURRENT_BUFFER->yy_ch_buf)
return;
if (buffer == 0)
{
// yy_scan_string() already switches the buffer so there is
// no need to explicitly make the switch.
buffer = yy_scan_string (directive);
}
else
yy_switch_to_buffer (buffer);
}
void
yy_pop_buffer (yy_buffer_state *buffer)
{
// External synchronization is required.
yy_switch_to_buffer (buffer);
}
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