2000-02-18 03:39:52 +08:00
|
|
|
/*
|
2007-03-15 Eric Blake <ebb9@byu.net>
* libc/stdio/local.h (cantwrite, FREEUB, FREELB): Make reentrant.
(__smakebuf): Rename...
(__smakebuf_r): to this.
* libc/stdio/fvwrite.h (__swsetup_r): Rename, from __swsetup.
* libc/stdio/makebuf.c (__smakebuf): Detect failed asprint
allocation, then rename...
(__smakebuf_r): ...to this and fix reentrancy.
* libc/stdio/wsetup.c (__swsetup): Detect failed asprintf
allocation, then rename...
(__swsetup_r): ...to this and fix reentrancy.
* libc/stdio/fseek.c (_fseek_r): Fix reentrancy.
* libc/stdio/refill.c (__srefill_r): Likewise.
* libc/stdio/fclose.c (_fclose_r): Likewise.
* libc/stdio/fread.c (_fread_r): Likewise.
* libc/stdio/freopen.c (_freopen_r): Likewise.
* libc/stdio/wbuf.c (__swbuf_r): Likewise.
* libc/stdio64/fseeko64.c (_fseeko64_r): Likewise.
* libc/stdio/fvwrite.c (__sfvwrite_r): Set errno properly on
failed asprintf allocation, and fix reentrancy.
* libc/stdio/snprintf.c (snprintf, _snprintf_r): Report overflow,
as required by POSIX.
* libc/stdio/sniprintf.c (sniprintf, _sniprintf_r): Likewise.
* libc/stdio/vsnprintf.c (vsnprintf, _vsnprintf_r): Likewise.
* libc/stdio/vsniprintf.c (vsniprintf, _vsniprintf_r): Likewise.
2007-03-16 02:40:48 +08:00
|
|
|
* Copyright (c) 1990, 2007 The Regents of the University of California.
|
2000-02-18 03:39:52 +08:00
|
|
|
* All rights reserved.
|
|
|
|
*
|
|
|
|
* Redistribution and use in source and binary forms are permitted
|
|
|
|
* provided that the above copyright notice and this paragraph are
|
|
|
|
* duplicated in all such forms and that any documentation,
|
|
|
|
* advertising materials, and other materials related to such
|
|
|
|
* distribution and use acknowledge that the software was developed
|
|
|
|
* by the University of California, Berkeley. The name of the
|
|
|
|
* University may not be used to endorse or promote products derived
|
|
|
|
* from this software without specific prior written permission.
|
|
|
|
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
|
|
|
|
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
|
|
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
|
|
|
|
*/
|
2004-04-23 Artem B. Bityuckiy <abitytsky@softminecorp.com>
* libc/stdio/asprintf.c libc/stdio/clearerr.c,
libc/stdio/fclose.c libc/stdio/fcloseall.c libc/stdio/fdopen.c,
libc/stdio/feof.c libc/stdio/ferror.c libc/stdio/fflush.c,
libc/stdio/fgetc.c libc/stdio/fgetpos.c libc/stdio/fgets.c,
libc/stdio/fileno.c libc/stdio/findfp.c libc/stdio/fiprintf.c,
libc/stdio/flags.c libc/stdio/fopen.c libc/stdio/fprintf.c,
libc/stdio/fputc.c libc/stdio/fputs.c libc/stdio/fread.c,
libc/stdio/freopen.c libc/stdio/fscanf.c libc/stdio/fseek.c,
libc/stdio/fseeko.c libc/stdio/fsetpos.c libc/stdio/ftell.c,
libc/stdio/ftello.c libc/stdio/fvwrite.c libc/stdio/fwalk.c,
libc/stdio/fwrite.c libc/stdio/getc.c libc/stdio/getc_u.c,
libc/stdio/getchar.c libc/stdio/getchar_u.c,
libc/stdio/getdelim.c libc/stdio/getline.c libc/stdio/gets.c,
libc/stdio/getw.c libc/stdio/iprintf.c libc/stdio/local.h,
libc/stdio/makebuf.c libc/stdio/mktemp.c libc/stdio/perror.c,
libc/stdio/printf.c libc/stdio/putc.c libc/stdio/putc_u.c,
libc/stdio/putchar.c libc/stdio/putchar_u.c libc/stdio/puts.c,
libc/stdio/putw.c libc/stdio/refill.c libc/stdio/remove.c,
libc/stdio/rename.c libc/stdio/rewind.c libc/stdio/rget.c,
libc/stdio/scanf.c libc/stdio/setbuf.c libc/stdio/setbuffer.c,
libc/stdio/setlinebuf.c libc/stdio/setvbuf.c,
libc/stdio/siprintf.c libc/stdio/snprintf.c,
libc/stdio/sprintf.c libc/stdio/sscanf.c libc/stdio/stdio.c,
libc/stdio/tmpfile.c libc/stdio/tmpnam.c libc/stdio/ungetc.c,
libc/stdio/vasprintf.c libc/stdio/vfieeefp.h,
libc/stdio/vfprintf.c libc/stdio/vfscanf.c,
libc/stdio/vprintf.c libc/stdio/vscanf.c,
libc/stdio/vsnprintf.c libc/stdio/vsprintf.c,
libc/stdio/vsscanf.c libc/stdio/wbuf.c,
libc/stdio/wsetup.c: Perform minor formatting changes. Move
copyright notices to top of file, ensure that <_ansi.h> is
included, be consistent with open parentheses, use _DEFUN macro,
include "local.h" where needed, and remove various compiler
warnings.
2004-04-24 04:01:55 +08:00
|
|
|
/* No user fns here. Pesch 15apr92. */
|
2000-02-18 03:39:52 +08:00
|
|
|
|
2004-04-23 Artem B. Bityuckiy <abitytsky@softminecorp.com>
* libc/stdio/asprintf.c libc/stdio/clearerr.c,
libc/stdio/fclose.c libc/stdio/fcloseall.c libc/stdio/fdopen.c,
libc/stdio/feof.c libc/stdio/ferror.c libc/stdio/fflush.c,
libc/stdio/fgetc.c libc/stdio/fgetpos.c libc/stdio/fgets.c,
libc/stdio/fileno.c libc/stdio/findfp.c libc/stdio/fiprintf.c,
libc/stdio/flags.c libc/stdio/fopen.c libc/stdio/fprintf.c,
libc/stdio/fputc.c libc/stdio/fputs.c libc/stdio/fread.c,
libc/stdio/freopen.c libc/stdio/fscanf.c libc/stdio/fseek.c,
libc/stdio/fseeko.c libc/stdio/fsetpos.c libc/stdio/ftell.c,
libc/stdio/ftello.c libc/stdio/fvwrite.c libc/stdio/fwalk.c,
libc/stdio/fwrite.c libc/stdio/getc.c libc/stdio/getc_u.c,
libc/stdio/getchar.c libc/stdio/getchar_u.c,
libc/stdio/getdelim.c libc/stdio/getline.c libc/stdio/gets.c,
libc/stdio/getw.c libc/stdio/iprintf.c libc/stdio/local.h,
libc/stdio/makebuf.c libc/stdio/mktemp.c libc/stdio/perror.c,
libc/stdio/printf.c libc/stdio/putc.c libc/stdio/putc_u.c,
libc/stdio/putchar.c libc/stdio/putchar_u.c libc/stdio/puts.c,
libc/stdio/putw.c libc/stdio/refill.c libc/stdio/remove.c,
libc/stdio/rename.c libc/stdio/rewind.c libc/stdio/rget.c,
libc/stdio/scanf.c libc/stdio/setbuf.c libc/stdio/setbuffer.c,
libc/stdio/setlinebuf.c libc/stdio/setvbuf.c,
libc/stdio/siprintf.c libc/stdio/snprintf.c,
libc/stdio/sprintf.c libc/stdio/sscanf.c libc/stdio/stdio.c,
libc/stdio/tmpfile.c libc/stdio/tmpnam.c libc/stdio/ungetc.c,
libc/stdio/vasprintf.c libc/stdio/vfieeefp.h,
libc/stdio/vfprintf.c libc/stdio/vfscanf.c,
libc/stdio/vprintf.c libc/stdio/vscanf.c,
libc/stdio/vsnprintf.c libc/stdio/vsprintf.c,
libc/stdio/vsscanf.c libc/stdio/wbuf.c,
libc/stdio/wsetup.c: Perform minor formatting changes. Move
copyright notices to top of file, ensure that <_ansi.h> is
included, be consistent with open parentheses, use _DEFUN macro,
include "local.h" where needed, and remove various compiler
warnings.
2004-04-24 04:01:55 +08:00
|
|
|
#include <_ansi.h>
|
2000-02-18 03:39:52 +08:00
|
|
|
#include <stdio.h>
|
|
|
|
#include <stdlib.h>
|
2006-06-15 04:49:11 +08:00
|
|
|
#include <errno.h>
|
2004-04-23 Artem B. Bityuckiy <abitytsky@softminecorp.com>
* libc/stdio/asprintf.c libc/stdio/clearerr.c,
libc/stdio/fclose.c libc/stdio/fcloseall.c libc/stdio/fdopen.c,
libc/stdio/feof.c libc/stdio/ferror.c libc/stdio/fflush.c,
libc/stdio/fgetc.c libc/stdio/fgetpos.c libc/stdio/fgets.c,
libc/stdio/fileno.c libc/stdio/findfp.c libc/stdio/fiprintf.c,
libc/stdio/flags.c libc/stdio/fopen.c libc/stdio/fprintf.c,
libc/stdio/fputc.c libc/stdio/fputs.c libc/stdio/fread.c,
libc/stdio/freopen.c libc/stdio/fscanf.c libc/stdio/fseek.c,
libc/stdio/fseeko.c libc/stdio/fsetpos.c libc/stdio/ftell.c,
libc/stdio/ftello.c libc/stdio/fvwrite.c libc/stdio/fwalk.c,
libc/stdio/fwrite.c libc/stdio/getc.c libc/stdio/getc_u.c,
libc/stdio/getchar.c libc/stdio/getchar_u.c,
libc/stdio/getdelim.c libc/stdio/getline.c libc/stdio/gets.c,
libc/stdio/getw.c libc/stdio/iprintf.c libc/stdio/local.h,
libc/stdio/makebuf.c libc/stdio/mktemp.c libc/stdio/perror.c,
libc/stdio/printf.c libc/stdio/putc.c libc/stdio/putc_u.c,
libc/stdio/putchar.c libc/stdio/putchar_u.c libc/stdio/puts.c,
libc/stdio/putw.c libc/stdio/refill.c libc/stdio/remove.c,
libc/stdio/rename.c libc/stdio/rewind.c libc/stdio/rget.c,
libc/stdio/scanf.c libc/stdio/setbuf.c libc/stdio/setbuffer.c,
libc/stdio/setlinebuf.c libc/stdio/setvbuf.c,
libc/stdio/siprintf.c libc/stdio/snprintf.c,
libc/stdio/sprintf.c libc/stdio/sscanf.c libc/stdio/stdio.c,
libc/stdio/tmpfile.c libc/stdio/tmpnam.c libc/stdio/ungetc.c,
libc/stdio/vasprintf.c libc/stdio/vfieeefp.h,
libc/stdio/vfprintf.c libc/stdio/vfscanf.c,
libc/stdio/vprintf.c libc/stdio/vscanf.c,
libc/stdio/vsnprintf.c libc/stdio/vsprintf.c,
libc/stdio/vsscanf.c libc/stdio/wbuf.c,
libc/stdio/wsetup.c: Perform minor formatting changes. Move
copyright notices to top of file, ensure that <_ansi.h> is
included, be consistent with open parentheses, use _DEFUN macro,
include "local.h" where needed, and remove various compiler
warnings.
2004-04-24 04:01:55 +08:00
|
|
|
#include "local.h"
|
2000-02-18 03:39:52 +08:00
|
|
|
|
|
|
|
static int
|
2004-04-23 Artem B. Bityuckiy <abitytsky@softminecorp.com>
* libc/stdio/asprintf.c libc/stdio/clearerr.c,
libc/stdio/fclose.c libc/stdio/fcloseall.c libc/stdio/fdopen.c,
libc/stdio/feof.c libc/stdio/ferror.c libc/stdio/fflush.c,
libc/stdio/fgetc.c libc/stdio/fgetpos.c libc/stdio/fgets.c,
libc/stdio/fileno.c libc/stdio/findfp.c libc/stdio/fiprintf.c,
libc/stdio/flags.c libc/stdio/fopen.c libc/stdio/fprintf.c,
libc/stdio/fputc.c libc/stdio/fputs.c libc/stdio/fread.c,
libc/stdio/freopen.c libc/stdio/fscanf.c libc/stdio/fseek.c,
libc/stdio/fseeko.c libc/stdio/fsetpos.c libc/stdio/ftell.c,
libc/stdio/ftello.c libc/stdio/fvwrite.c libc/stdio/fwalk.c,
libc/stdio/fwrite.c libc/stdio/getc.c libc/stdio/getc_u.c,
libc/stdio/getchar.c libc/stdio/getchar_u.c,
libc/stdio/getdelim.c libc/stdio/getline.c libc/stdio/gets.c,
libc/stdio/getw.c libc/stdio/iprintf.c libc/stdio/local.h,
libc/stdio/makebuf.c libc/stdio/mktemp.c libc/stdio/perror.c,
libc/stdio/printf.c libc/stdio/putc.c libc/stdio/putc_u.c,
libc/stdio/putchar.c libc/stdio/putchar_u.c libc/stdio/puts.c,
libc/stdio/putw.c libc/stdio/refill.c libc/stdio/remove.c,
libc/stdio/rename.c libc/stdio/rewind.c libc/stdio/rget.c,
libc/stdio/scanf.c libc/stdio/setbuf.c libc/stdio/setbuffer.c,
libc/stdio/setlinebuf.c libc/stdio/setvbuf.c,
libc/stdio/siprintf.c libc/stdio/snprintf.c,
libc/stdio/sprintf.c libc/stdio/sscanf.c libc/stdio/stdio.c,
libc/stdio/tmpfile.c libc/stdio/tmpnam.c libc/stdio/ungetc.c,
libc/stdio/vasprintf.c libc/stdio/vfieeefp.h,
libc/stdio/vfprintf.c libc/stdio/vfscanf.c,
libc/stdio/vprintf.c libc/stdio/vscanf.c,
libc/stdio/vsnprintf.c libc/stdio/vsprintf.c,
libc/stdio/vsscanf.c libc/stdio/wbuf.c,
libc/stdio/wsetup.c: Perform minor formatting changes. Move
copyright notices to top of file, ensure that <_ansi.h> is
included, be consistent with open parentheses, use _DEFUN macro,
include "local.h" where needed, and remove various compiler
warnings.
2004-04-24 04:01:55 +08:00
|
|
|
_DEFUN(lflush, (fp),
|
|
|
|
FILE *fp)
|
2000-02-18 03:39:52 +08:00
|
|
|
{
|
2000-04-18 01:10:18 +08:00
|
|
|
if ((fp->_flags & (__SLBF | __SWR)) == (__SLBF | __SWR))
|
2000-02-18 03:39:52 +08:00
|
|
|
return fflush (fp);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Refill a stdio buffer.
|
|
|
|
* Return EOF on eof or error, 0 otherwise.
|
|
|
|
*/
|
|
|
|
|
|
|
|
int
|
2006-06-15 04:49:11 +08:00
|
|
|
_DEFUN(__srefill_r, (ptr, fp),
|
|
|
|
struct _reent * ptr _AND
|
2004-04-23 Artem B. Bityuckiy <abitytsky@softminecorp.com>
* libc/stdio/asprintf.c libc/stdio/clearerr.c,
libc/stdio/fclose.c libc/stdio/fcloseall.c libc/stdio/fdopen.c,
libc/stdio/feof.c libc/stdio/ferror.c libc/stdio/fflush.c,
libc/stdio/fgetc.c libc/stdio/fgetpos.c libc/stdio/fgets.c,
libc/stdio/fileno.c libc/stdio/findfp.c libc/stdio/fiprintf.c,
libc/stdio/flags.c libc/stdio/fopen.c libc/stdio/fprintf.c,
libc/stdio/fputc.c libc/stdio/fputs.c libc/stdio/fread.c,
libc/stdio/freopen.c libc/stdio/fscanf.c libc/stdio/fseek.c,
libc/stdio/fseeko.c libc/stdio/fsetpos.c libc/stdio/ftell.c,
libc/stdio/ftello.c libc/stdio/fvwrite.c libc/stdio/fwalk.c,
libc/stdio/fwrite.c libc/stdio/getc.c libc/stdio/getc_u.c,
libc/stdio/getchar.c libc/stdio/getchar_u.c,
libc/stdio/getdelim.c libc/stdio/getline.c libc/stdio/gets.c,
libc/stdio/getw.c libc/stdio/iprintf.c libc/stdio/local.h,
libc/stdio/makebuf.c libc/stdio/mktemp.c libc/stdio/perror.c,
libc/stdio/printf.c libc/stdio/putc.c libc/stdio/putc_u.c,
libc/stdio/putchar.c libc/stdio/putchar_u.c libc/stdio/puts.c,
libc/stdio/putw.c libc/stdio/refill.c libc/stdio/remove.c,
libc/stdio/rename.c libc/stdio/rewind.c libc/stdio/rget.c,
libc/stdio/scanf.c libc/stdio/setbuf.c libc/stdio/setbuffer.c,
libc/stdio/setlinebuf.c libc/stdio/setvbuf.c,
libc/stdio/siprintf.c libc/stdio/snprintf.c,
libc/stdio/sprintf.c libc/stdio/sscanf.c libc/stdio/stdio.c,
libc/stdio/tmpfile.c libc/stdio/tmpnam.c libc/stdio/ungetc.c,
libc/stdio/vasprintf.c libc/stdio/vfieeefp.h,
libc/stdio/vfprintf.c libc/stdio/vfscanf.c,
libc/stdio/vprintf.c libc/stdio/vscanf.c,
libc/stdio/vsnprintf.c libc/stdio/vsprintf.c,
libc/stdio/vsscanf.c libc/stdio/wbuf.c,
libc/stdio/wsetup.c: Perform minor formatting changes. Move
copyright notices to top of file, ensure that <_ansi.h> is
included, be consistent with open parentheses, use _DEFUN macro,
include "local.h" where needed, and remove various compiler
warnings.
2004-04-24 04:01:55 +08:00
|
|
|
register FILE * fp)
|
2000-02-18 03:39:52 +08:00
|
|
|
{
|
|
|
|
/* make sure stdio is set up */
|
|
|
|
|
2007-03-15 Eric Blake <ebb9@byu.net>
* libc/stdio/local.h (cantwrite, FREEUB, FREELB): Make reentrant.
(__smakebuf): Rename...
(__smakebuf_r): to this.
* libc/stdio/fvwrite.h (__swsetup_r): Rename, from __swsetup.
* libc/stdio/makebuf.c (__smakebuf): Detect failed asprint
allocation, then rename...
(__smakebuf_r): ...to this and fix reentrancy.
* libc/stdio/wsetup.c (__swsetup): Detect failed asprintf
allocation, then rename...
(__swsetup_r): ...to this and fix reentrancy.
* libc/stdio/fseek.c (_fseek_r): Fix reentrancy.
* libc/stdio/refill.c (__srefill_r): Likewise.
* libc/stdio/fclose.c (_fclose_r): Likewise.
* libc/stdio/fread.c (_fread_r): Likewise.
* libc/stdio/freopen.c (_freopen_r): Likewise.
* libc/stdio/wbuf.c (__swbuf_r): Likewise.
* libc/stdio64/fseeko64.c (_fseeko64_r): Likewise.
* libc/stdio/fvwrite.c (__sfvwrite_r): Set errno properly on
failed asprintf allocation, and fix reentrancy.
* libc/stdio/snprintf.c (snprintf, _snprintf_r): Report overflow,
as required by POSIX.
* libc/stdio/sniprintf.c (sniprintf, _sniprintf_r): Likewise.
* libc/stdio/vsnprintf.c (vsnprintf, _vsnprintf_r): Likewise.
* libc/stdio/vsniprintf.c (vsniprintf, _vsniprintf_r): Likewise.
2007-03-16 02:40:48 +08:00
|
|
|
CHECK_INIT (ptr, fp);
|
2000-02-18 03:39:52 +08:00
|
|
|
|
|
|
|
fp->_r = 0; /* largely a convenience for callers */
|
|
|
|
|
2004-11-18 01:02:10 +08:00
|
|
|
#ifndef __CYGWIN__
|
2000-02-18 03:39:52 +08:00
|
|
|
/* SysV does not make this test; take it out for compatibility */
|
|
|
|
if (fp->_flags & __SEOF)
|
|
|
|
return EOF;
|
2004-11-18 01:02:10 +08:00
|
|
|
#endif
|
2000-02-18 03:39:52 +08:00
|
|
|
|
|
|
|
/* if not already reading, have to be reading and writing */
|
|
|
|
if ((fp->_flags & __SRD) == 0)
|
|
|
|
{
|
|
|
|
if ((fp->_flags & __SRW) == 0)
|
2006-06-15 04:49:11 +08:00
|
|
|
{
|
|
|
|
ptr->_errno = EBADF;
|
|
|
|
fp->_flags |= __SERR;
|
|
|
|
return EOF;
|
|
|
|
}
|
2000-02-18 03:39:52 +08:00
|
|
|
/* switch to reading */
|
|
|
|
if (fp->_flags & __SWR)
|
|
|
|
{
|
|
|
|
if (fflush (fp))
|
|
|
|
return EOF;
|
|
|
|
fp->_flags &= ~__SWR;
|
|
|
|
fp->_w = 0;
|
|
|
|
fp->_lbfsize = 0;
|
|
|
|
}
|
|
|
|
fp->_flags |= __SRD;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
/*
|
|
|
|
* We were reading. If there is an ungetc buffer,
|
|
|
|
* we must have been reading from that. Drop it,
|
|
|
|
* restoring the previous buffer (if any). If there
|
|
|
|
* is anything in that buffer, return.
|
|
|
|
*/
|
|
|
|
if (HASUB (fp))
|
|
|
|
{
|
2007-03-15 Eric Blake <ebb9@byu.net>
* libc/stdio/local.h (cantwrite, FREEUB, FREELB): Make reentrant.
(__smakebuf): Rename...
(__smakebuf_r): to this.
* libc/stdio/fvwrite.h (__swsetup_r): Rename, from __swsetup.
* libc/stdio/makebuf.c (__smakebuf): Detect failed asprint
allocation, then rename...
(__smakebuf_r): ...to this and fix reentrancy.
* libc/stdio/wsetup.c (__swsetup): Detect failed asprintf
allocation, then rename...
(__swsetup_r): ...to this and fix reentrancy.
* libc/stdio/fseek.c (_fseek_r): Fix reentrancy.
* libc/stdio/refill.c (__srefill_r): Likewise.
* libc/stdio/fclose.c (_fclose_r): Likewise.
* libc/stdio/fread.c (_fread_r): Likewise.
* libc/stdio/freopen.c (_freopen_r): Likewise.
* libc/stdio/wbuf.c (__swbuf_r): Likewise.
* libc/stdio64/fseeko64.c (_fseeko64_r): Likewise.
* libc/stdio/fvwrite.c (__sfvwrite_r): Set errno properly on
failed asprintf allocation, and fix reentrancy.
* libc/stdio/snprintf.c (snprintf, _snprintf_r): Report overflow,
as required by POSIX.
* libc/stdio/sniprintf.c (sniprintf, _sniprintf_r): Likewise.
* libc/stdio/vsnprintf.c (vsnprintf, _vsnprintf_r): Likewise.
* libc/stdio/vsniprintf.c (vsniprintf, _vsniprintf_r): Likewise.
2007-03-16 02:40:48 +08:00
|
|
|
FREEUB (ptr, fp);
|
2000-02-18 03:39:52 +08:00
|
|
|
if ((fp->_r = fp->_ur) != 0)
|
|
|
|
{
|
|
|
|
fp->_p = fp->_up;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (fp->_bf._base == NULL)
|
2007-03-15 Eric Blake <ebb9@byu.net>
* libc/stdio/local.h (cantwrite, FREEUB, FREELB): Make reentrant.
(__smakebuf): Rename...
(__smakebuf_r): to this.
* libc/stdio/fvwrite.h (__swsetup_r): Rename, from __swsetup.
* libc/stdio/makebuf.c (__smakebuf): Detect failed asprint
allocation, then rename...
(__smakebuf_r): ...to this and fix reentrancy.
* libc/stdio/wsetup.c (__swsetup): Detect failed asprintf
allocation, then rename...
(__swsetup_r): ...to this and fix reentrancy.
* libc/stdio/fseek.c (_fseek_r): Fix reentrancy.
* libc/stdio/refill.c (__srefill_r): Likewise.
* libc/stdio/fclose.c (_fclose_r): Likewise.
* libc/stdio/fread.c (_fread_r): Likewise.
* libc/stdio/freopen.c (_freopen_r): Likewise.
* libc/stdio/wbuf.c (__swbuf_r): Likewise.
* libc/stdio64/fseeko64.c (_fseeko64_r): Likewise.
* libc/stdio/fvwrite.c (__sfvwrite_r): Set errno properly on
failed asprintf allocation, and fix reentrancy.
* libc/stdio/snprintf.c (snprintf, _snprintf_r): Report overflow,
as required by POSIX.
* libc/stdio/sniprintf.c (sniprintf, _sniprintf_r): Likewise.
* libc/stdio/vsnprintf.c (vsnprintf, _vsnprintf_r): Likewise.
* libc/stdio/vsniprintf.c (vsniprintf, _vsniprintf_r): Likewise.
2007-03-16 02:40:48 +08:00
|
|
|
__smakebuf_r (ptr, fp);
|
2000-02-18 03:39:52 +08:00
|
|
|
|
|
|
|
/*
|
|
|
|
* Before reading from a line buffered or unbuffered file,
|
|
|
|
* flush all line buffered output files, per the ANSI C
|
|
|
|
* standard.
|
|
|
|
*/
|
|
|
|
|
|
|
|
if (fp->_flags & (__SLBF | __SNBF))
|
2004-04-23 Artem B. Bityuckiy <abitytsky@softminecorp.com>
* libc/stdio/asprintf.c libc/stdio/clearerr.c,
libc/stdio/fclose.c libc/stdio/fcloseall.c libc/stdio/fdopen.c,
libc/stdio/feof.c libc/stdio/ferror.c libc/stdio/fflush.c,
libc/stdio/fgetc.c libc/stdio/fgetpos.c libc/stdio/fgets.c,
libc/stdio/fileno.c libc/stdio/findfp.c libc/stdio/fiprintf.c,
libc/stdio/flags.c libc/stdio/fopen.c libc/stdio/fprintf.c,
libc/stdio/fputc.c libc/stdio/fputs.c libc/stdio/fread.c,
libc/stdio/freopen.c libc/stdio/fscanf.c libc/stdio/fseek.c,
libc/stdio/fseeko.c libc/stdio/fsetpos.c libc/stdio/ftell.c,
libc/stdio/ftello.c libc/stdio/fvwrite.c libc/stdio/fwalk.c,
libc/stdio/fwrite.c libc/stdio/getc.c libc/stdio/getc_u.c,
libc/stdio/getchar.c libc/stdio/getchar_u.c,
libc/stdio/getdelim.c libc/stdio/getline.c libc/stdio/gets.c,
libc/stdio/getw.c libc/stdio/iprintf.c libc/stdio/local.h,
libc/stdio/makebuf.c libc/stdio/mktemp.c libc/stdio/perror.c,
libc/stdio/printf.c libc/stdio/putc.c libc/stdio/putc_u.c,
libc/stdio/putchar.c libc/stdio/putchar_u.c libc/stdio/puts.c,
libc/stdio/putw.c libc/stdio/refill.c libc/stdio/remove.c,
libc/stdio/rename.c libc/stdio/rewind.c libc/stdio/rget.c,
libc/stdio/scanf.c libc/stdio/setbuf.c libc/stdio/setbuffer.c,
libc/stdio/setlinebuf.c libc/stdio/setvbuf.c,
libc/stdio/siprintf.c libc/stdio/snprintf.c,
libc/stdio/sprintf.c libc/stdio/sscanf.c libc/stdio/stdio.c,
libc/stdio/tmpfile.c libc/stdio/tmpnam.c libc/stdio/ungetc.c,
libc/stdio/vasprintf.c libc/stdio/vfieeefp.h,
libc/stdio/vfprintf.c libc/stdio/vfscanf.c,
libc/stdio/vprintf.c libc/stdio/vscanf.c,
libc/stdio/vsnprintf.c libc/stdio/vsprintf.c,
libc/stdio/vsscanf.c libc/stdio/wbuf.c,
libc/stdio/wsetup.c: Perform minor formatting changes. Move
copyright notices to top of file, ensure that <_ansi.h> is
included, be consistent with open parentheses, use _DEFUN macro,
include "local.h" where needed, and remove various compiler
warnings.
2004-04-24 04:01:55 +08:00
|
|
|
_CAST_VOID _fwalk (_GLOBAL_REENT, lflush);
|
2000-02-18 03:39:52 +08:00
|
|
|
fp->_p = fp->_bf._base;
|
|
|
|
fp->_r = (*fp->_read) (fp->_cookie, (char *) fp->_p, fp->_bf._size);
|
|
|
|
fp->_flags &= ~__SMOD; /* buffer contents are again pristine */
|
2004-11-18 01:02:10 +08:00
|
|
|
#ifndef __CYGWIN__
|
2000-02-18 03:39:52 +08:00
|
|
|
if (fp->_r <= 0)
|
2004-11-18 01:02:10 +08:00
|
|
|
#else
|
|
|
|
if (fp->_r > 0)
|
|
|
|
fp->_flags &= ~__SEOF;
|
|
|
|
else
|
|
|
|
#endif
|
2000-02-18 03:39:52 +08:00
|
|
|
{
|
|
|
|
if (fp->_r == 0)
|
|
|
|
fp->_flags |= __SEOF;
|
|
|
|
else
|
|
|
|
{
|
|
|
|
fp->_r = 0;
|
|
|
|
fp->_flags |= __SERR;
|
|
|
|
}
|
|
|
|
return EOF;
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|