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Sprite 1984 - 1993
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Sprite 1984 - 1993.iso
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sscanf.c,v
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1991-12-02
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head 1.8;
branch ;
access ;
symbols sprited:1.8.1;
locks ; strict;
comment @ * @;
1.8
date 90.09.11.14.27.26; author kupfer; state Exp;
branches 1.8.1.1;
next 1.7;
1.7
date 88.07.28.17.18.51; author ouster; state Exp;
branches ;
next 1.6;
1.6
date 88.07.28.16.41.20; author ouster; state Exp;
branches ;
next 1.5;
1.5
date 88.07.25.14.50.32; author ouster; state Exp;
branches ;
next 1.4;
1.4
date 88.07.25.14.12.05; author ouster; state Exp;
branches ;
next 1.3;
1.3
date 88.07.21.09.37.46; author ouster; state Exp;
branches ;
next 1.2;
1.2
date 88.07.11.16.02.29; author ouster; state Exp;
branches ;
next 1.1;
1.1
date 88.06.10.16.24.01; author ouster; state Exp;
branches ;
next ;
1.8.1.1
date 91.12.02.20.03.37; author kupfer; state Exp;
branches ;
next ;
desc
@@
1.8
log
@Use function prototypes. Lint.
@
text
@/*
* sscanf.c --
*
* Source code for the "sscanf" library procedure.
*
* Copyright 1988 Regents of the University of California
* Permission to use, copy, modify, and distribute this
* software and its documentation for any purpose and without
* fee is hereby granted, provided that the above copyright
* notice appear in all copies. The University of California
* makes no representations about the suitability of this
* software for any purpose. It is provided "as is" without
* express or implied warranty.
*/
#ifndef lint
static char rcsid[] = "$Header: /sprite/src/lib/c/stdio/RCS/sscanf.c,v 1.7 88/07/28 17:18:51 ouster Exp Locker: kupfer $ SPRITE (Berkeley)";
#endif not lint
#include <stdio.h>
#include <string.h>
#include <varargs.h>
#include <cfuncproto.h>
#ifndef lint
/*
* Forward declarations:
*/
static void StringReadProc _ARGS_((FILE *stream));
/*
*----------------------------------------------------------------------
*
* StringReadProc --
*
* This procedure is invoked when an attempt is made to read
* past the end of a string. It returns an end-of-file
* condition.
*
* Results:
* None.
*
* Side effects:
* The stream is marked with an end-of-file condition.
*
*----------------------------------------------------------------------
*/
static void
StringReadProc(stream)
register FILE *stream;
{
stream->readCount = 0;
stream->flags |= STDIO_EOF;
}
/*
*----------------------------------------------------------------------
*
* sscanf --
*
* Same as scanf, except take input from a string rather than
* an I/O stream.
*
* Results:
* The values indicated by va_alist are modified to hold
* information scanned from string. The return value is the
* number of fields successfully scanned, or EOF if the string
* is empty.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
int
sscanf(va_alist)
va_dcl /* char *string, then char *format, then any
* number of pointers to values to be scanned
* from string under control of format. */
{
char *string;
char *format;
FILE stream;
va_list args;
va_start(args);
string = va_arg(args, char *);
format = va_arg(args, char *);
Stdio_Setup(&stream, 1, 0, (unsigned char *)string, strlen(string),
StringReadProc, (void (*)()) 0, (int (*)()) 0, (ClientData) 0);
stream.readCount = strlen(string);
return vfscanf(&stream, format, args);
}
#else
/* VARARGS2 */
/* ARGSUSED */
int
sscanf(string, format)
char *string;
char *format;
{
return 0;
}
#endif lint
@
1.8.1.1
log
@Initial branch for Sprite server.
@
text
@d17 1
a17 1
static char rcsid[] = "$Header: /sprite/src/lib/c/stdio/RCS/sscanf.c,v 1.8 90/09/11 14:27:26 kupfer Exp $ SPRITE (Berkeley)";
@
1.7
log
@More lint.
@
text
@d17 1
a17 1
static char rcsid[] = "$Header: sscanf.c,v 1.6 88/07/28 16:41:20 ouster Exp $ SPRITE (Berkeley)";
d23 1
d26 6
d93 2
a94 2
Stdio_Setup(&stream, 1, 0, string, strlen(string), StringReadProc,
(void (*)()) 0, (int (*)()) 0, (ClientData) 0);
@
1.6
log
@Still cleaning stuff related to lint libraries.
@
text
@d17 1
a17 1
static char rcsid[] = "$Header: sscanf.c,v 1.5 88/07/25 14:50:32 ouster Exp $ SPRITE (Berkeley)";
d93 1
@
1.5
log
@Lint.
@
text
@d17 1
a17 1
static char rcsid[] = "$Header: sscanf.c,v 1.4 88/07/25 14:12:05 ouster Exp $ SPRITE (Berkeley)";
d24 1
a24 1
#ifndef LINTLIB
d100 1
a100 1
#endif LINTLIB
@
1.4
log
@Generate more complete lint library information.
@
text
@d17 1
a17 1
static char rcsid[] = "$Header: sscanf.c,v 1.3 88/07/21 09:37:46 ouster Exp $ SPRITE (Berkeley)";
d24 2
d27 15
a41 1
* Forward reference to procedure defined in this file:
d44 7
a50 2
extern void StringReadProc();
a71 1
#ifndef LINTLIB
a100 26
/*
*----------------------------------------------------------------------
*
* StringReadProc --
*
* This procedure is invoked when an attempt is made to read
* past the end of a string. It returns an end-of-file
* condition.
*
* Results:
* None.
*
* Side effects:
* The stream is marked with an end-of-file condition.
*
*----------------------------------------------------------------------
*/
static void
StringReadProc(stream)
register FILE *stream;
{
stream->readCount = 0;
stream->flags |= STDIO_EOF;
}
@
1.3
log
@Change to use vfscanf instead of _doscan.
@
text
@d17 1
a17 1
static char rcsid[] = "$Header: sscanf.c,v 1.2 88/07/11 16:02:29 ouster Exp $ SPRITE (Berkeley)";
d51 1
a51 1
/* VARARGS0 */
d71 10
@
1.2
log
@If using varargs, don't have any arguments preceding the va_alist.
@
text
@d17 1
a17 1
static char rcsid[] = "$Header: sscanf.c,v 1.1 88/06/10 16:24:01 ouster Exp $ SPRITE (Berkeley)";
d69 1
a69 1
return _doscan(format, &args, &stream);
@
1.1
log
@Initial revision
@
text
@d17 1
a17 1
static char rcsid[] = "$Header: atoi.c,v 1.1 88/04/28 17:20:23 ouster Exp $ SPRITE (Berkeley)";
d20 1
a20 1
#include "stdio.h"
d51 1
d53 4
a56 7
sscanf(string, format, va_alist)
char *string; /* Source for input characters to parse. */
char *format; /* Contains literal text and format control
* sequences indicating how string is to be
* parsed. See the manual page for details. */
va_dcl /* Variable number of values to be formatted
* and printed. */
d58 2
d63 3
a68 1
va_start(args);
@