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TeX 1995 July
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TeX CD-ROM July 1995 (Disc 1)(Walnut Creek)(1995).ISO
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quicspool
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libqmsquery
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qmsram.y
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1990-10-01
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%{
#ifndef lint
static char *rcs = "$Header: qmsram.y,v 1.1 88/01/15 12:19:35 simpson Rel $";
#endif
/*
$Log: qmsram.y,v $
* Revision 1.1 88/01/15 12:19:35 simpson
* initial release
*
* Revision 0.1 87/12/11 17:12:12 simpson
* beta test
*
*/
#include <stdio.h>
#include <setjmp.h>
#include <local/standard.h>
#include "qms.h"
extern FILE *_Ifp, *_Ofp;
extern Boolean _FirstChar;
static jmp_buf Env;
static struct qmsram Result;
%}
%token RAM TRT ART FRT ORT INTEGER ENDLINE
%%
ramline : RAM valuelist ENDLINE ;
valuelist : valuelist value optcomma | /* epsilon */ ;
value :
TRT '=' INTEGER
{
Result.TR = $3;
}
|
ART '=' INTEGER
{
Result.AR = $3;
}
|
FRT '=' INTEGER
{
Result.FR = $3;
}
|
ORT '=' INTEGER
{
Result.OR = $3;
}
;
optcomma : ',' | /* epsilon */ ;
%%
#include "qmsramlex.c"
struct qmsram *qmsram()
{
_FirstChar = TRUE;
fputs(QUICON, _Ofp);
fprintf(_Ofp, "%s00000", SYNTAX);
fprintf(_Ofp, "%sRAM%s", INFO, ENDCMD);
fputs(QUICOFF, _Ofp);
(void)fflush(_Ofp);
if (setjmp(Env)) {
while (timedgetc(_Ifp) != EOF) /* Discard remaining input */
;
return NULL;
}
if (yyparse() != 0)
return NULL;
yysptr = yysbuf; /* Resets lex lookahead buffer */
return &Result;
}
static yyerror(s)
char *s;
{
longjmp(Env, TRUE);
}