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%{
#include "ace/Svc_Conf.h"
#if (ACE_USES_CLASSIC_SVC_CONF == 1)
#include "ace/Module.h"
#include "ace/Stream.h"
#include "ace/Service_Types.h"
#include "ace/ace_wchar.h"
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
// Prototypes.
static ACE_Module_Type *
ace_get_module (ACE_Service_Type const * sr,
ACE_TCHAR const * svc_name,
int & ace_yyerrno);
#define YYDEBUG_LEXER_TEXT (yytext[yyleng] = '\0', yytext)
// Force the pretty debugging code to compile.
// #define YYDEBUG 1
// Bison 2.3 template contains switch statement with a "default:", but
// without a "case:" label. Suppressing a compiler warning for Visual
// C++.
#if defined (_MSC_VER)
# pragma warning ( disable : 4065 )
#endif
// Normalize the message literal's type to match yyerror() prototype
#define YY_ ACE_TEXT
// Prevent yacc(1) from declaring a trivial YYSTYPE just because
// YYSTYPE is not a macro definition. On the other hand we want
// YYSTYPE_IS_DECLARED to be as localized as possible to avoid
// poluting the global namespace - there may be other yacc(1) parsers
// that want to play nice with ACE
#define YYSTYPE_IS_DECLARED
ACE_END_VERSIONED_NAMESPACE_DECL
%}
%token ACE_DYNAMIC ACE_STATIC ACE_SUSPEND ACE_RESUME ACE_REMOVE ACE_USTREAM
%token ACE_MODULE_T ACE_STREAM_T ACE_SVC_OBJ_T ACE_ACTIVE ACE_INACTIVE
%token ACE_PATHNAME ACE_IDENT ACE_STRING
%start svc_config_entries
%type <ident_> ACE_IDENT ACE_STRING ACE_PATHNAME pathname parameters_opt
%type <type_> type status
%type <parse_node_> dynamic static suspend resume remove module_list stream
%type <parse_node_> stream_modules module svc_config_entry
%type <static_node_> stream_ops
%type <svc_record_> svc_location
%type <location_node_> svc_initializer
// Generate a pure (reentrant) parser -- GNU Bison only
%pure_parser
%%
svc_config_entries
: svc_config_entries svc_config_entry
{
if ($2 != 0)
{
$2->apply (ACE_SVC_CONF_PARAM->config, ACE_SVC_CONF_PARAM->yyerrno);
delete $2;
}
ACE_SVC_CONF_PARAM->obstack.release ();
}
| svc_config_entries error
{
ACE_SVC_CONF_PARAM->obstack.release ();
}
| /* EMPTY */
;
svc_config_entry
: dynamic
| static
| suspend
| resume
| remove
| stream
;
dynamic
: ACE_DYNAMIC svc_location parameters_opt
{
if ($2 != 0)
$$ = new ACE_Dynamic_Node ($2, $3);
else
$$ = 0;
}
;
static
: ACE_STATIC ACE_IDENT parameters_opt
{
$$ = new ACE_Static_Node ($2, $3);
}
;
suspend
: ACE_SUSPEND ACE_IDENT
{
$$ = new ACE_Suspend_Node ($2);
}
;
resume
: ACE_RESUME ACE_IDENT
{
$$ = new ACE_Resume_Node ($2);
}
;
remove
: ACE_REMOVE ACE_IDENT
{
$$ = new ACE_Remove_Node ($2);
}
;
stream
: ACE_USTREAM stream_ops stream_modules
{
$$ = new ACE_Stream_Node ($2, $3);
}
| ACE_USTREAM ACE_IDENT { $<static_node_>$ = new ACE_Static_Node ($2); } stream_modules
{
$$ = new ACE_Dummy_Node ($<static_node_>3, $4);
}
;
stream_ops
: dynamic
{
}
| static
{
}
;
stream_modules
: '{'
{
// Initialize left context...
$<static_node_>$ = $<static_node_>0;
}
module_list '}'
{
ACE_UNUSED_ARG ($2);
$$ = $3;
}
| /* EMPTY */ { $$ = 0; }
;
module_list
: module_list module
{
if ($2 != 0)
{
$2->link ($1);
$$ = $2;
}
}
| /* EMPTY */ { $$ = 0; }
;
module
: dynamic
{
}
| static
{
ACE_Static_Node *sn = $<static_node_>-1;
ACE_Module_Type *mt = ace_get_module (sn->record (ACE_SVC_CONF_PARAM->config),
$<static_node_>1->name (),
ACE_SVC_CONF_PARAM->yyerrno);
if (((ACE_Stream_Type *) sn->record (ACE_SVC_CONF_PARAM->config)->type ())->push (mt) == -1)
{
ACE_ERROR ((LM_ERROR,
ACE_TEXT ("Problem with static\n")));
ACE_SVC_CONF_PARAM->yyerrno++;
}
}
| suspend
{
ACE_Static_Node *sn = $<static_node_>-1;
ACE_Module_Type *mt = ace_get_module (sn->record (ACE_SVC_CONF_PARAM->config),
sn->name (),
ACE_SVC_CONF_PARAM->yyerrno);
if (mt != 0)
mt->suspend ();
}
| resume
{
ACE_Static_Node *sn = $<static_node_>-1;
ACE_Module_Type *mt = ace_get_module (sn->record (ACE_SVC_CONF_PARAM->config),
$<static_node_>1->name (),
ACE_SVC_CONF_PARAM->yyerrno);
if (mt != 0)
mt->resume ();
}
| remove
{
ACE_Static_Node *stream = $<static_node_>-1;
ACE_Static_Node *module = $<static_node_>1;
ACE_Module_Type *mt = ace_get_module (stream->record (ACE_SVC_CONF_PARAM->config),
module->name (),
ACE_SVC_CONF_PARAM->yyerrno);
ACE_Stream_Type *st =
dynamic_cast<ACE_Stream_Type *> (const_cast<ACE_Service_Type_Impl *> (stream->record (ACE_SVC_CONF_PARAM->config)->type ()));
if (!st || (mt != 0 && st->remove (mt) == -1))
{
ACE_ERROR ((LM_ERROR,
ACE_TEXT ("cannot remove Module_Type %s from STREAM_Type %s\n"),
module->name (),
stream->name ()));
ACE_SVC_CONF_PARAM->yyerrno++;
}
}
;
svc_location
: ACE_IDENT type svc_initializer status
{
$$ = new ACE_Service_Type_Factory ($1, $2, $3, $4);
}
;
status
: ACE_ACTIVE
{
$$ = 1;
}
| ACE_INACTIVE
{
$$ = 0;
}
| /* EMPTY */
{
$$ = 1;
}
;
svc_initializer
: pathname ':' ACE_IDENT
{
$$ = new ACE_Object_Node ($1, $3);
}
| pathname ':' ACE_IDENT '(' ')'
{
$$ = new ACE_Function_Node ($1, $3);
}
| ':' ACE_IDENT '(' ')'
{
$$ = new ACE_Static_Function_Node ($2);
}
;
type
: ACE_MODULE_T '*'
{
$$ = ACE_MODULE_T;
}
| ACE_SVC_OBJ_T '*'
{
$$ = ACE_SVC_OBJ_T;
}
| ACE_STREAM_T '*'
{
$$ = ACE_STREAM_T;
}
;
parameters_opt
: ACE_STRING
| /* EMPTY */ { $$ = 0; }
;
pathname
: ACE_PATHNAME
| ACE_IDENT
| ACE_STRING
;
%%
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
// Prints the error string to standard output. Cleans up the error
// messages.
void
yyerror (int yyerrno, int yylineno, ACE_TCHAR const * s)
{
#if defined (ACE_NLOGGING)
ACE_UNUSED_ARG (yyerrno);
ACE_UNUSED_ARG (yylineno);
ACE_UNUSED_ARG (s);
#endif /* ACE_NLOGGING */
ACE_ERROR ((LM_ERROR,
ACE_TEXT ("ACE (%P|%t) [error %d] on line %d: %C\n"),
yyerrno,
yylineno,
s));
}
void
yyerror (ACE_TCHAR const * s)
{
yyerror (-1, -1, s);
}
// Note that SRC_REC represents left context, which is the STREAM *
// record.
static ACE_Module_Type *
ace_get_module (ACE_Service_Type const * sr,
ACE_TCHAR const * svc_name,
int & yyerrno)
{
ACE_Stream_Type const * const st =
(sr == 0
? 0
: dynamic_cast<ACE_Stream_Type const *> (sr->type ()));
ACE_Module_Type const * const mt = (st == 0 ? 0 : st->find (svc_name));
if (sr == 0 || st == 0 || mt == 0)
{
ACE_ERROR ((LM_ERROR,
ACE_TEXT ("cannot locate Module_Type %s ")
ACE_TEXT ("in STREAM_Type %s\n"),
svc_name,
(sr ? sr->name () : ACE_TEXT ("(nil)"))));
++yyerrno;
}
return const_cast<ACE_Module_Type *> (mt);
}
#if defined (SVC_CONF_Y_DEBUGGING)
// Main driver program.
int
ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
ACE_Svc_Conf_Param param (0, stdin);
// Try to reopen any filename argument to use YYIN.
if (argc > 1 && (yyin = freopen (argv[1], "r", stdin)) == 0)
(void) ACE_OS::fprintf (stderr, ACE_TEXT ("usage: %s [file]\n"), argv[0]), ACE_OS::exit (1);
return ::yyparse (¶m);
}
#endif /* SVC_CONF_Y_DEBUGGING */
ACE_END_VERSIONED_NAMESPACE_DECL
#endif /* ACE_USES_CLASSIC_SVC_CONF == 1 */
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