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d0b85c158f
wscanf): Declare. (_fwscanf_r, _swscanf_r, _vfwscanf_r, _vswscanf_r, _vwscanf_r, _wscanf_r): Declare. * libc/stdio/Makefile.am: Add new wscanf files. * libc/stdio/Makefile.in: Regenerate. * libc/stdio/fwscanf.c: New file. * libc/stdio/local.h (__svfwscanf_r, __ssvfwscanf_r, __svfiwscanf_r, __ssvfiwscanf_r): Declare. * libc/stdio/stdio.tex: Add new documentation references. * libc/stdio/swscanf.c: New file. * libc/stdio/vfwscanf.c: New file. * libc/stdio/vswscanf.c: New file. * libc/stdio/vwscanf.c: New file. * libc/stdio/wscanf.c: New file. * libc/stdio/vfscanf.c (_sungetc_r): Make externaly available. Only define if INTEGER_ONLY is defined. Declare otherwise. (__ssrefill_r): Ditto. (_sfread_r): Ditto. Remove static eofread/eofread1 functions and use __seofread function instead, throughout. * libc/stdio/local.h (__seofread): Declare. * libc/stdio/stdio.c (__seofread): Define. * libc/stdio/fgetwc.c (__fgetwc): Fix compiler warning. * libc/stdio/fgetws.c (_fgetws_r): Ditto. * libc/stdio/fread.c (_fread_r): Ditto. * libc/stdio/vfprintf.c: Ditto. * libc/stdio/vswprintf.c: Ditto.
151 lines
3.3 KiB
C
151 lines
3.3 KiB
C
/*
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that the above copyright notice and this paragraph are
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* duplicated in all such forms and that any documentation,
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* advertising materials, and other materials related to such
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* distribution and use acknowledge that the software was developed
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* by the University of California, Berkeley. The name of the
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* University may not be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*/
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/* No user fns here. Pesch 15apr92. */
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#include <_ansi.h>
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#include <reent.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <sys/unistd.h>
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#include "local.h"
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/*
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* Small standard I/O/seek/close functions.
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* These maintain the `known seek offset' for seek optimisation.
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*/
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_READ_WRITE_RETURN_TYPE
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_DEFUN(__sread, (ptr, cookie, buf, n),
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struct _reent *ptr _AND
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void *cookie _AND
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char *buf _AND
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int n)
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{
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register FILE *fp = (FILE *) cookie;
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register int ret;
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#ifdef __SCLE
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int oldmode = 0;
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if (fp->_flags & __SCLE)
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oldmode = setmode (fp->_file, O_BINARY);
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#endif
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ret = _read_r (ptr, fp->_file, buf, n);
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#ifdef __SCLE
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if (oldmode)
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setmode (fp->_file, oldmode);
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#endif
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/* If the read succeeded, update the current offset. */
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if (ret >= 0)
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fp->_offset += ret;
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else
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fp->_flags &= ~__SOFF; /* paranoia */
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return ret;
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}
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/* Dummy function used in sscanf/swscanf. */
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_READ_WRITE_RETURN_TYPE
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_DEFUN(__seofread, (ptr, cookie, buf, len),
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struct _reent *_ptr _AND
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_PTR cookie _AND
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char *buf _AND
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int len)
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{
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return 0;
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}
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_READ_WRITE_RETURN_TYPE
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_DEFUN(__swrite, (ptr, cookie, buf, n),
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struct _reent *ptr _AND
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void *cookie _AND
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char const *buf _AND
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int n)
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{
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register FILE *fp = (FILE *) cookie;
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int w;
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#ifdef __SCLE
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int oldmode=0;
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#endif
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if (fp->_flags & __SAPP)
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_lseek_r (ptr, fp->_file, (_off_t) 0, SEEK_END);
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fp->_flags &= ~__SOFF; /* in case O_APPEND mode is set */
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#ifdef __SCLE
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if (fp->_flags & __SCLE)
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oldmode = setmode (fp->_file, O_BINARY);
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#endif
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w = _write_r (ptr, fp->_file, buf, n);
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#ifdef __SCLE
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if (oldmode)
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setmode (fp->_file, oldmode);
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#endif
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return w;
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}
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_fpos_t
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_DEFUN(__sseek, (ptr, cookie, offset, whence),
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struct _reent *ptr _AND
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void *cookie _AND
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_fpos_t offset _AND
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int whence)
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{
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register FILE *fp = (FILE *) cookie;
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register _off_t ret;
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ret = _lseek_r (ptr, fp->_file, (_off_t) offset, whence);
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if (ret == -1L)
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fp->_flags &= ~__SOFF;
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else
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{
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fp->_flags |= __SOFF;
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fp->_offset = ret;
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}
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return ret;
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}
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int
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_DEFUN(__sclose, (ptr, cookie),
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struct _reent *ptr _AND
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void *cookie)
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{
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FILE *fp = (FILE *) cookie;
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return _close_r (ptr, fp->_file);
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}
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#ifdef __SCLE
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int
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_DEFUN(__stextmode, (fd),
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int fd)
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{
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#ifdef __CYGWIN__
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extern int _cygwin_istext_for_stdio (int);
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return _cygwin_istext_for_stdio (fd);
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#else
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return 0;
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#endif
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}
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#endif
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