2 * msvcrt.dll file functions
4 * Copyright 1996,1998 Marcus Meissner
5 * Copyright 1996 Jukka Iivonen
6 * Copyright 1997,2000 Uwe Bonnes
7 * Copyright 2000 Jon Griffiths
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include "wine/port.h"
39 #include "msvcrt/errno.h"
41 #include "wine/unicode.h"
42 #include "msvcrt/direct.h"
43 #include "msvcrt/fcntl.h"
44 #include "msvcrt/io.h"
45 #include "msvcrt/sys/locking.h"
46 #include "msvcrt/stdio.h"
47 #include "msvcrt/stdlib.h"
48 #include "msvcrt/string.h"
49 #include "msvcrt/sys/stat.h"
50 #include "msvcrt/sys/utime.h"
51 #include "msvcrt/time.h"
52 #include "msvcrt/share.h"
53 #include "msvcrt/wctype.h"
55 #include "wine/debug.h"
57 WINE_DEFAULT_DEBUG_CHANNEL(msvcrt
);
59 /* for stat mode, permissions apply to all,owner and group */
60 #define MSVCRT_S_IREAD (_S_IREAD | (_S_IREAD >> 3) | (_S_IREAD >> 6))
61 #define MSVCRT_S_IWRITE (_S_IWRITE | (_S_IWRITE >> 3) | (_S_IWRITE >> 6))
62 #define MSVCRT_S_IEXEC (_S_IEXEC | (_S_IEXEC >> 3) | (_S_IEXEC >> 6))
64 /* _access() bit flags FIXME: incomplete */
65 #define MSVCRT_W_OK 0x02
68 /* FIXME: Make this dynamic */
69 #define MSVCRT_MAX_FILES 257
71 HANDLE MSVCRT_handles
[MSVCRT_MAX_FILES
];
72 MSVCRT_FILE
* MSVCRT_files
[MSVCRT_MAX_FILES
];
73 int MSVCRT_flags
[MSVCRT_MAX_FILES
];
74 char *MSVCRT_tempfiles
[MSVCRT_MAX_FILES
];
75 MSVCRT_FILE MSVCRT__iob
[3];
76 #define MSVCRT_stdin (MSVCRT__iob+STDIN_FILENO)
77 #define MSVCRT_stdout (MSVCRT__iob+STDOUT_FILENO)
78 #define MSVCRT_stderr (MSVCRT__iob+STDERR_FILENO)
80 static int MSVCRT_fdstart
= 3; /* first unallocated fd */
81 static int MSVCRT_fdend
= 3; /* highest allocated fd */
83 /* INTERNAL: process umask */
84 static int MSVCRT_umask
= 0;
86 /* INTERNAL: Static buffer for temp file name */
87 static char MSVCRT_tmpname
[MAX_PATH
];
89 static const unsigned int EXE
= 'e' << 16 | 'x' << 8 | 'e';
90 static const unsigned int BAT
= 'b' << 16 | 'a' << 8 | 't';
91 static const unsigned int CMD
= 'c' << 16 | 'm' << 8 | 'd';
92 static const unsigned int COM
= 'c' << 16 | 'o' << 8 | 'm';
94 #define TOUL(x) (ULONGLONG)(x)
95 static const ULONGLONG WCEXE
= TOUL('e') << 32 | TOUL('x') << 16 | TOUL('e');
96 static const ULONGLONG WCBAT
= TOUL('b') << 32 | TOUL('a') << 16 | TOUL('t');
97 static const ULONGLONG WCCMD
= TOUL('c') << 32 | TOUL('m') << 16 | TOUL('d');
98 static const ULONGLONG WCCOM
= TOUL('c') << 32 | TOUL('o') << 16 | TOUL('m');
100 extern CRITICAL_SECTION MSVCRT_file_cs
;
101 #define LOCK_FILES EnterCriticalSection(&MSVCRT_file_cs)
102 #define UNLOCK_FILES LeaveCriticalSection(&MSVCRT_file_cs)
104 static void msvcrt_cp_from_stati64(const struct _stati64
*bufi64
, struct _stat
*buf
)
106 buf
->st_dev
= bufi64
->st_dev
;
107 buf
->st_ino
= bufi64
->st_ino
;
108 buf
->st_mode
= bufi64
->st_mode
;
109 buf
->st_nlink
= bufi64
->st_nlink
;
110 buf
->st_uid
= bufi64
->st_uid
;
111 buf
->st_gid
= bufi64
->st_gid
;
112 buf
->st_rdev
= bufi64
->st_rdev
;
113 buf
->st_size
= bufi64
->st_size
;
114 buf
->st_atime
= bufi64
->st_atime
;
115 buf
->st_mtime
= bufi64
->st_mtime
;
116 buf
->st_ctime
= bufi64
->st_ctime
;
119 /* INTERNAL: Get the HANDLE for a fd */
120 static HANDLE
msvcrt_fdtoh(int fd
)
122 if (fd
< 0 || fd
>= MSVCRT_fdend
||
123 MSVCRT_handles
[fd
] == INVALID_HANDLE_VALUE
)
125 WARN(":fd (%d) - no handle!\n",fd
);
127 *MSVCRT__errno() = MSVCRT_EBADF
;
128 return INVALID_HANDLE_VALUE
;
130 return MSVCRT_handles
[fd
];
133 /* INTERNAL: free a file entry fd */
134 static void msvcrt_free_fd(int fd
)
136 MSVCRT_handles
[fd
] = INVALID_HANDLE_VALUE
;
137 MSVCRT_files
[fd
] = 0;
138 MSVCRT_flags
[fd
] = 0;
139 TRACE(":fd (%d) freed\n",fd
);
141 return; /* dont use 0,1,2 for user files */
142 if (fd
== MSVCRT_fdend
- 1)
144 if (fd
< MSVCRT_fdstart
)
148 /* INTERNAL: Allocate an fd slot from a Win32 HANDLE */
149 static int msvcrt_alloc_fd(HANDLE hand
, int flag
)
151 int fd
= MSVCRT_fdstart
;
153 TRACE(":handle (%p) allocating fd (%d)\n",hand
,fd
);
154 if (fd
>= MSVCRT_MAX_FILES
)
156 WARN(":files exhausted!\n");
159 MSVCRT_handles
[fd
] = hand
;
160 MSVCRT_flags
[fd
] = flag
;
162 /* locate next free slot */
163 if (fd
== MSVCRT_fdend
)
164 MSVCRT_fdstart
= ++MSVCRT_fdend
;
166 while(MSVCRT_fdstart
< MSVCRT_fdend
&&
167 MSVCRT_handles
[MSVCRT_fdstart
] != INVALID_HANDLE_VALUE
)
173 /* INTERNAL: Allocate a FILE* for an fd slot
174 * This is done lazily to avoid memory wastage for low level open/write
175 * usage when a FILE* is not requested (but may be later).
177 static MSVCRT_FILE
* msvcrt_alloc_fp(int fd
)
179 TRACE(":fd (%d) allocating FILE*\n",fd
);
180 if (fd
< 0 || fd
>= MSVCRT_fdend
||
181 MSVCRT_handles
[fd
] == INVALID_HANDLE_VALUE
)
183 WARN(":invalid fd %d\n",fd
);
185 *MSVCRT__errno() = MSVCRT_EBADF
;
188 if (!MSVCRT_files
[fd
])
190 if ((MSVCRT_files
[fd
] = MSVCRT_calloc(sizeof(MSVCRT_FILE
),1)))
192 MSVCRT_files
[fd
]->_file
= fd
;
193 MSVCRT_files
[fd
]->_flag
= MSVCRT_flags
[fd
];
194 MSVCRT_files
[fd
]->_flag
&= ~MSVCRT__IOAPPEND
; /* mask out, see above */
197 TRACE(":got FILE* (%p)\n",MSVCRT_files
[fd
]);
198 return MSVCRT_files
[fd
];
202 /* INTERNAL: Set up stdin, stderr and stdout */
203 void msvcrt_init_io(void)
206 memset(MSVCRT__iob
,0,3*sizeof(MSVCRT_FILE
));
207 MSVCRT_handles
[0] = GetStdHandle(STD_INPUT_HANDLE
);
208 MSVCRT_flags
[0] = MSVCRT__iob
[0]._flag
= MSVCRT__IOREAD
;
209 MSVCRT_handles
[1] = GetStdHandle(STD_OUTPUT_HANDLE
);
210 MSVCRT_flags
[1] = MSVCRT__iob
[1]._flag
= MSVCRT__IOWRT
;
211 MSVCRT_handles
[2] = GetStdHandle(STD_ERROR_HANDLE
);
212 MSVCRT_flags
[2] = MSVCRT__iob
[2]._flag
= MSVCRT__IOWRT
;
214 TRACE(":handles (%p)(%p)(%p)\n",MSVCRT_handles
[0],
215 MSVCRT_handles
[1],MSVCRT_handles
[2]);
217 for (i
= 0; i
< 3; i
++)
219 /* FILE structs for stdin/out/err are static and never deleted */
220 MSVCRT_files
[i
] = &MSVCRT__iob
[i
];
221 MSVCRT__iob
[i
]._file
= i
;
222 MSVCRT_tempfiles
[i
] = NULL
;
226 /* free everything on process exit */
227 void msvcrt_free_io(void)
235 /* INTERNAL: Flush stdio file buffer */
236 static int msvcrt_flush_buffer(MSVCRT_FILE
* file
)
239 int cnt
=file
->_ptr
-file
->_base
;
240 if(cnt
>0 && _write(file
->_file
, file
->_base
, cnt
) != cnt
) {
243 file
->_ptr
=file
->_base
;
244 file
->_cnt
=file
->_bufsiz
;
249 /* INTERNAL: Allocate stdio file buffer */
250 static void msvcrt_alloc_buffer(MSVCRT_FILE
* file
)
252 file
->_base
= MSVCRT_calloc(MSVCRT_BUFSIZ
,1);
254 file
->_bufsiz
= MSVCRT_BUFSIZ
;
255 file
->_flag
|= MSVCRT__IOMYBUF
;
257 file
->_base
= (unsigned char *)(&file
->_charbuf
);
259 file
->_bufsiz
= sizeof(file
->_charbuf
);
261 file
->_ptr
= file
->_base
;
265 /*********************************************************************
268 MSVCRT_FILE
*__p__iob(void)
270 return &MSVCRT__iob
[0];
273 /*********************************************************************
276 int _access(const char *filename
, int mode
)
278 DWORD attr
= GetFileAttributesA(filename
);
280 TRACE("(%s,%d) %ld\n",filename
,mode
,attr
);
282 if (!filename
|| attr
== 0xffffffff)
284 MSVCRT__set_errno(GetLastError());
287 if ((attr
& FILE_ATTRIBUTE_READONLY
) && (mode
& MSVCRT_W_OK
))
289 MSVCRT__set_errno(ERROR_ACCESS_DENIED
);
295 /*********************************************************************
296 * _waccess (MSVCRT.@)
298 int _waccess(const MSVCRT_wchar_t
*filename
, int mode
)
300 DWORD attr
= GetFileAttributesW(filename
);
302 TRACE("(%s,%d) %ld\n",debugstr_w(filename
),mode
,attr
);
304 if (!filename
|| attr
== 0xffffffff)
306 MSVCRT__set_errno(GetLastError());
309 if ((attr
& FILE_ATTRIBUTE_READONLY
) && (mode
& MSVCRT_W_OK
))
311 MSVCRT__set_errno(ERROR_ACCESS_DENIED
);
317 /*********************************************************************
320 int _chmod(const char *path
, int flags
)
322 DWORD oldFlags
= GetFileAttributesA(path
);
324 if (oldFlags
!= 0x0FFFFFFFF)
326 DWORD newFlags
= (flags
& _S_IWRITE
)? oldFlags
& ~FILE_ATTRIBUTE_READONLY
:
327 oldFlags
| FILE_ATTRIBUTE_READONLY
;
329 if (newFlags
== oldFlags
|| SetFileAttributesA(path
, newFlags
))
332 MSVCRT__set_errno(GetLastError());
336 /*********************************************************************
339 int _wchmod(const MSVCRT_wchar_t
*path
, int flags
)
341 DWORD oldFlags
= GetFileAttributesW(path
);
343 if (oldFlags
!= 0x0FFFFFFFF)
345 DWORD newFlags
= (flags
& _S_IWRITE
)? oldFlags
& ~FILE_ATTRIBUTE_READONLY
:
346 oldFlags
| FILE_ATTRIBUTE_READONLY
;
348 if (newFlags
== oldFlags
|| SetFileAttributesW(path
, newFlags
))
351 MSVCRT__set_errno(GetLastError());
355 /*********************************************************************
358 int _chsize(int fd
, long size
)
360 FIXME("(fd=%d, size=%ld): stub\n", fd
, size
);
364 /*********************************************************************
369 FIXME("(od=%d): stub\n", od
);
373 /*********************************************************************
376 int _dup2(int od
, int nd
)
378 FIXME("(od=%d, nd=%d): stub\n", od
, nd
);
382 /*********************************************************************
385 int _unlink(const char *path
)
387 TRACE("(%s)\n",path
);
388 if(DeleteFileA(path
))
390 TRACE("failed (%ld)\n",GetLastError());
391 MSVCRT__set_errno(GetLastError());
395 /*********************************************************************
396 * _wunlink (MSVCRT.@)
398 int _wunlink(const MSVCRT_wchar_t
*path
)
400 TRACE("(%s)\n",debugstr_w(path
));
401 if(DeleteFileW(path
))
403 TRACE("failed (%ld)\n",GetLastError());
404 MSVCRT__set_errno(GetLastError());
408 /*********************************************************************
413 HANDLE hand
= msvcrt_fdtoh(fd
);
415 TRACE(":fd (%d) handle (%p)\n",fd
,hand
);
416 if (hand
== INVALID_HANDLE_VALUE
)
418 /* flush stdio buffers */
419 if(MSVCRT_files
[fd
]) {
420 if(MSVCRT_files
[fd
]->_flag
& MSVCRT__IOWRT
)
421 MSVCRT_fflush(MSVCRT_files
[fd
]);
423 if(MSVCRT_files
[fd
]->_flag
& MSVCRT__IOMYBUF
)
424 MSVCRT_free(MSVCRT_files
[fd
]->_base
);
427 /* Dont free std FILE*'s, they are not dynamic */
428 if (fd
> 2 && MSVCRT_files
[fd
])
429 MSVCRT_free(MSVCRT_files
[fd
]);
433 if (!CloseHandle(hand
))
435 WARN(":failed-last error (%ld)\n",GetLastError());
436 MSVCRT__set_errno(GetLastError());
439 if (MSVCRT_tempfiles
[fd
])
441 TRACE("deleting temporary file '%s'\n",MSVCRT_tempfiles
[fd
]);
442 _unlink(MSVCRT_tempfiles
[fd
]);
443 MSVCRT_free(MSVCRT_tempfiles
[fd
]);
444 MSVCRT_tempfiles
[fd
] = NULL
;
451 /*********************************************************************
456 HANDLE hand
= msvcrt_fdtoh(fd
);
458 TRACE(":fd (%d) handle (%p)\n",fd
,hand
);
459 if (hand
== INVALID_HANDLE_VALUE
)
462 if (!FlushFileBuffers(hand
))
464 if (GetLastError() == ERROR_INVALID_HANDLE
)
466 /* FlushFileBuffers fails for console handles
467 * so we ignore this error.
471 TRACE(":failed-last error (%ld)\n",GetLastError());
472 MSVCRT__set_errno(GetLastError());
479 /*********************************************************************
485 HANDLE hand
= msvcrt_fdtoh(fd
);
487 TRACE(":fd (%d) handle (%p)\n",fd
,hand
);
489 if (hand
== INVALID_HANDLE_VALUE
)
492 /* If we have a FILE* for this file, the EOF flag
493 * will be set by the read()/write() functions.
495 if (MSVCRT_files
[fd
])
496 return MSVCRT_flags
[fd
] & MSVCRT__IOEOF
;
498 /* Otherwise we do it the hard way */
499 curpos
= SetFilePointer(hand
, 0, NULL
, SEEK_CUR
);
500 endpos
= SetFilePointer(hand
, 0, NULL
, FILE_END
);
502 if (curpos
== endpos
)
505 SetFilePointer(hand
, curpos
, 0, FILE_BEGIN
);
509 /*********************************************************************
510 * _fcloseall (MSVCRT.@)
514 int num_closed
= 0, i
;
516 for (i
= 3; i
< MSVCRT_fdend
; i
++)
517 if (MSVCRT_handles
[i
] != INVALID_HANDLE_VALUE
)
523 TRACE(":closed (%d) handles\n",num_closed
);
527 /*********************************************************************
530 __int64
_lseeki64(int fd
, __int64 offset
, int whence
)
532 DWORD ret
, hoffset
= (DWORD
) (offset
>> 32);
533 HANDLE hand
= msvcrt_fdtoh(fd
);
535 TRACE(":fd (%d) handle (%p)\n",fd
,hand
);
536 if (hand
== INVALID_HANDLE_VALUE
)
539 if (whence
< 0 || whence
> 2)
541 *MSVCRT__errno() = MSVCRT_EINVAL
;
545 TRACE(":fd (%d) to 0x%08lx%08lx pos %s\n",
546 fd
,hoffset
,(long)offset
,
547 (whence
==SEEK_SET
)?"SEEK_SET":
548 (whence
==SEEK_CUR
)?"SEEK_CUR":
549 (whence
==SEEK_END
)?"SEEK_END":"UNKNOWN");
551 if (((ret
= SetFilePointer(hand
, (long)offset
, &hoffset
,
552 whence
)) != INVALID_SET_FILE_POINTER
) || !GetLastError())
554 if (MSVCRT_files
[fd
])
555 MSVCRT_files
[fd
]->_flag
&= ~MSVCRT__IOEOF
;
556 /* FIXME: What if we seek _to_ EOF - is EOF set? */
558 return ((__int64
)hoffset
<< 32) | ret
;
560 TRACE(":error-last error (%ld)\n",GetLastError());
561 if (MSVCRT_files
[fd
])
562 switch(GetLastError())
564 case ERROR_NEGATIVE_SEEK
:
565 case ERROR_SEEK_ON_DEVICE
:
566 MSVCRT__set_errno(GetLastError());
567 MSVCRT_files
[fd
]->_flag
|= MSVCRT__IOERR
;
575 /*********************************************************************
578 LONG
_lseek(int fd
, LONG offset
, int whence
)
580 return _lseeki64(fd
, offset
, whence
);
583 /*********************************************************************
584 * _locking (MSVCRT.@)
586 * This is untested; the underlying LockFile doesn't work yet.
588 int _locking(int fd
, int mode
, LONG nbytes
)
592 HANDLE hand
= msvcrt_fdtoh(fd
);
594 TRACE(":fd (%d) handle (%p)\n",fd
,hand
);
595 if (hand
== INVALID_HANDLE_VALUE
)
598 if (mode
< 0 || mode
> 4)
600 *MSVCRT__errno() = MSVCRT_EINVAL
;
604 TRACE(":fd (%d) by 0x%08lx mode %s\n",
605 fd
,nbytes
,(mode
==_LK_UNLCK
)?"_LK_UNLCK":
606 (mode
==_LK_LOCK
)?"_LK_LOCK":
607 (mode
==_LK_NBLCK
)?"_LK_NBLCK":
608 (mode
==_LK_RLCK
)?"_LK_RLCK":
609 (mode
==_LK_NBRLCK
)?"_LK_NBRLCK":
612 if ((cur_locn
= SetFilePointer(hand
, 0L, NULL
, SEEK_CUR
)) == INVALID_SET_FILE_POINTER
)
614 FIXME ("Seek failed\n");
615 *MSVCRT__errno() = MSVCRT_EINVAL
; /* FIXME */
618 if (mode
== _LK_LOCK
|| mode
== _LK_RLCK
)
621 ret
= 1; /* just to satisfy gcc */
624 ret
= LockFile(hand
, cur_locn
, 0L, nbytes
, 0L);
629 else if (mode
== _LK_UNLCK
)
630 ret
= UnlockFile(hand
, cur_locn
, 0L, nbytes
, 0L);
632 ret
= LockFile(hand
, cur_locn
, 0L, nbytes
, 0L);
633 /* FIXME - what about error settings? */
637 /*********************************************************************
640 void MSVCRT_rewind(MSVCRT_FILE
* file
)
642 TRACE(":file (%p) fd (%d)\n",file
,file
->_file
);
643 MSVCRT_fseek(file
, 0L, SEEK_SET
);
644 MSVCRT_clearerr(file
);
647 /*********************************************************************
650 MSVCRT_FILE
* _fdopen(int fd
, const char *mode
)
652 MSVCRT_FILE
* file
= msvcrt_alloc_fp(fd
);
654 TRACE(":fd (%d) mode (%s) FILE* (%p)\n",fd
,mode
,file
);
659 /*********************************************************************
660 * _wfdopen (MSVCRT.@)
662 MSVCRT_FILE
* _wfdopen(int fd
, const MSVCRT_wchar_t
*mode
)
664 MSVCRT_FILE
* file
= msvcrt_alloc_fp(fd
);
666 TRACE(":fd (%d) mode (%s) FILE* (%p)\n",fd
,debugstr_w(mode
),file
);
673 /*********************************************************************
674 * _filelength (MSVCRT.@)
676 LONG
_filelength(int fd
)
678 LONG curPos
= _lseek(fd
, 0, SEEK_CUR
);
681 LONG endPos
= _lseek(fd
, 0, SEEK_END
);
684 if (endPos
!= curPos
)
685 _lseek(fd
, curPos
, SEEK_SET
);
692 /*********************************************************************
695 int _fileno(MSVCRT_FILE
* file
)
697 TRACE(":FILE* (%p) fd (%d)\n",file
,file
->_file
);
701 /*********************************************************************
702 * _flushall (MSVCRT.@)
706 int num_flushed
= 0, i
= 3;
708 while(i
< MSVCRT_fdend
)
709 if (MSVCRT_handles
[i
] != INVALID_HANDLE_VALUE
)
712 /* FIXME: flush, do not commit */
713 if (_commit(i
) == -1)
715 MSVCRT_files
[i
]->_flag
|= MSVCRT__IOERR
;
717 if(MSVCRT_files
[i
] && MSVCRT_files
[i
]->_flag
& MSVCRT__IOWRT
) {
718 MSVCRT_fflush(MSVCRT_files
[i
]);
723 TRACE(":flushed (%d) handles\n",num_flushed
);
727 /*********************************************************************
728 * _fstati64 (MSVCRT.@)
730 int _fstati64(int fd
, struct _stati64
* buf
)
733 BY_HANDLE_FILE_INFORMATION hfi
;
734 HANDLE hand
= msvcrt_fdtoh(fd
);
736 TRACE(":fd (%d) stat (%p)\n",fd
,buf
);
737 if (hand
== INVALID_HANDLE_VALUE
)
742 WARN(":failed-NULL buf\n");
743 MSVCRT__set_errno(ERROR_INVALID_PARAMETER
);
747 memset(&hfi
, 0, sizeof(hfi
));
748 memset(buf
, 0, sizeof(struct _stati64
));
749 if (!GetFileInformationByHandle(hand
, &hfi
))
751 WARN(":failed-last error (%ld)\n",GetLastError());
752 MSVCRT__set_errno(ERROR_INVALID_PARAMETER
);
755 FIXME(":dwFileAttributes = %ld, mode set to 0\n",hfi
.dwFileAttributes
);
756 buf
->st_nlink
= hfi
.nNumberOfLinks
;
757 buf
->st_size
= ((__int64
)hfi
.nFileSizeHigh
<< 32) + hfi
.nFileSizeLow
;
758 RtlTimeToSecondsSince1970((LARGE_INTEGER
*)&hfi
.ftLastAccessTime
, &dw
);
760 RtlTimeToSecondsSince1970((LARGE_INTEGER
*)&hfi
.ftLastWriteTime
, &dw
);
761 buf
->st_mtime
= buf
->st_ctime
= dw
;
765 /*********************************************************************
768 int MSVCRT__fstat(int fd
, struct _stat
* buf
)
770 struct _stati64 bufi64
;
772 ret
= _fstati64(fd
, &bufi64
);
774 msvcrt_cp_from_stati64(&bufi64
, buf
);
778 /*********************************************************************
781 int _futime(int fd
, struct _utimbuf
*t
)
783 HANDLE hand
= msvcrt_fdtoh(fd
);
788 MSVCRT_time_t currTime
;
789 MSVCRT_time(&currTime
);
790 RtlSecondsSince1970ToTime(currTime
, (LARGE_INTEGER
*)&at
);
791 memcpy(&wt
, &at
, sizeof(wt
));
795 RtlSecondsSince1970ToTime(t
->actime
, (LARGE_INTEGER
*)&at
);
796 if (t
->actime
== t
->modtime
)
797 memcpy(&wt
, &at
, sizeof(wt
));
799 RtlSecondsSince1970ToTime(t
->modtime
, (LARGE_INTEGER
*)&wt
);
802 if (!SetFileTime(hand
, NULL
, &at
, &wt
))
804 MSVCRT__set_errno(GetLastError());
810 /*********************************************************************
811 * _get_osfhandle (MSVCRT.@)
813 long _get_osfhandle(int fd
)
815 HANDLE hand
= msvcrt_fdtoh(fd
);
816 HANDLE newhand
= hand
;
817 TRACE(":fd (%d) handle (%p)\n",fd
,hand
);
819 if (hand
!= INVALID_HANDLE_VALUE
)
821 /* FIXME: I'm not convinced that I should be copying the
822 * handle here - it may be leaked if the app doesn't
823 * close it (and the API docs dont say that it should)
824 * Not duplicating it means that it can't be inherited
825 * and so lcc's wedit doesn't cope when it passes it to
826 * child processes. I've an idea that it should either
827 * be copied by CreateProcess, or marked as inheritable
828 * when initialised, or maybe both? JG 21-9-00.
830 DuplicateHandle(GetCurrentProcess(),hand
,GetCurrentProcess(),
831 &newhand
,0,TRUE
,DUPLICATE_SAME_ACCESS
);
833 return (long)newhand
;
836 /*********************************************************************
841 HANDLE hand
= msvcrt_fdtoh(fd
);
843 TRACE(":fd (%d) handle (%p)\n",fd
,hand
);
844 if (hand
== INVALID_HANDLE_VALUE
)
847 return GetFileType(hand
) == FILE_TYPE_CHAR
? 1 : 0;
850 /*********************************************************************
853 char *_mktemp(char *pattern
)
856 char *retVal
= pattern
;
861 numX
= (*pattern
++ == 'X')? numX
+ 1 : 0;
865 id
= GetCurrentProcessId();
869 int tempNum
= id
/ 10;
870 *pattern
-- = id
- (tempNum
* 10) + '0';
876 if (GetFileAttributesA(retVal
) == 0xFFFFFFFF &&
877 GetLastError() == ERROR_FILE_NOT_FOUND
)
880 } while(letter
!= '|');
884 /*********************************************************************
885 * _wmktemp (MSVCRT.@)
887 MSVCRT_wchar_t
*_wmktemp(MSVCRT_wchar_t
*pattern
)
890 MSVCRT_wchar_t
*retVal
= pattern
;
892 MSVCRT_wchar_t letter
= 'a';
895 numX
= (*pattern
++ == 'X')? numX
+ 1 : 0;
899 id
= GetCurrentProcessId();
903 int tempNum
= id
/ 10;
904 *pattern
-- = id
- (tempNum
* 10) + '0';
910 if (GetFileAttributesW(retVal
) == 0xFFFFFFFF &&
911 GetLastError() == ERROR_FILE_NOT_FOUND
)
914 } while(letter
!= '|');
918 /*********************************************************************
921 int MSVCRT__sopen( const char *path
, int oflags
, int shflags
, ... )
925 DWORD access
= 0, creation
= 0;
929 SECURITY_ATTRIBUTES sa
;
932 TRACE(":file (%s) oflags: 0x%04x shflags: 0x%04x\n",
933 path
, oflags
, shflags
);
935 switch(oflags
& (_O_RDONLY
| _O_WRONLY
| _O_RDWR
))
938 access
|= GENERIC_READ
;
939 ioflag
|= MSVCRT__IOREAD
;
942 access
|= GENERIC_WRITE
;
943 ioflag
|= MSVCRT__IOWRT
;
946 access
|= GENERIC_WRITE
| GENERIC_READ
;
947 ioflag
|= MSVCRT__IORW
;
951 if (oflags
& _O_CREAT
)
953 va_start(ap
, shflags
);
954 pmode
= va_arg(ap
, int);
957 if(pmode
& ~(_S_IREAD
| _S_IWRITE
))
958 FIXME(": pmode 0x%04x ignored\n", pmode
);
960 WARN(": pmode 0x%04x ignored\n", pmode
);
962 if (oflags
& _O_EXCL
)
963 creation
= CREATE_NEW
;
964 else if (oflags
& _O_TRUNC
)
965 creation
= CREATE_ALWAYS
;
967 creation
= OPEN_ALWAYS
;
969 else /* no _O_CREAT */
971 if (oflags
& _O_TRUNC
)
972 creation
= TRUNCATE_EXISTING
;
974 creation
= OPEN_EXISTING
;
976 if (oflags
& _O_APPEND
)
977 ioflag
|= MSVCRT__IOAPPEND
;
979 if (oflags
& _O_BINARY
)
981 else if (oflags
& _O_TEXT
)
983 else if (*__p__fmode() & _O_BINARY
)
986 ioflag
|= _O_TEXT
; /* default to TEXT*/
994 sharing
= FILE_SHARE_READ
;
997 sharing
= FILE_SHARE_WRITE
;
1000 sharing
= FILE_SHARE_READ
| FILE_SHARE_WRITE
;
1003 ERR( "Unhandled shflags 0x%x\n", shflags
);
1007 if (oflags
& ~(_O_BINARY
|_O_TEXT
|_O_APPEND
|_O_TRUNC
|_O_EXCL
1008 |_O_CREAT
|_O_RDWR
|_O_TEMPORARY
|_O_NOINHERIT
))
1009 TRACE(":unsupported oflags 0x%04x\n",oflags
);
1011 sa
.nLength
= sizeof( SECURITY_ATTRIBUTES
);
1012 sa
.lpSecurityDescriptor
= NULL
;
1013 sa
.bInheritHandle
= (oflags
& _O_NOINHERIT
) ? FALSE
: TRUE
;
1015 hand
= CreateFileA(path
, access
, sharing
,
1016 &sa
, creation
, FILE_ATTRIBUTE_NORMAL
, 0);
1018 if (hand
== INVALID_HANDLE_VALUE
) {
1019 WARN(":failed-last error (%ld)\n",GetLastError());
1020 MSVCRT__set_errno(GetLastError());
1024 fd
= msvcrt_alloc_fd(hand
, ioflag
);
1026 TRACE(":fd (%d) handle (%p)\n",fd
, hand
);
1030 if (oflags
& _O_TEMPORARY
)
1031 MSVCRT_tempfiles
[fd
] = _strdup(path
);
1032 if (ioflag
& MSVCRT__IOAPPEND
)
1033 _lseek(fd
, 0, FILE_END
);
1039 /*********************************************************************
1040 * _wsopen (MSVCRT.@)
1042 int MSVCRT__wsopen( const MSVCRT_wchar_t
* path
, int oflags
, int shflags
, ... )
1044 const unsigned int len
= strlenW(path
);
1045 char *patha
= MSVCRT_calloc(len
+ 1,1);
1049 va_start(ap
, shflags
);
1050 pmode
= va_arg(ap
, int);
1053 if (patha
&& WideCharToMultiByte(CP_ACP
,0,path
,len
,patha
,len
,NULL
,NULL
))
1055 int retval
= MSVCRT__sopen(patha
,oflags
,shflags
,pmode
);
1060 MSVCRT__set_errno(GetLastError());
1064 /*********************************************************************
1067 int _open( const char *path
, int flags
, ... )
1071 if (flags
& _O_CREAT
)
1074 va_start(ap
, flags
);
1075 pmode
= va_arg(ap
, int);
1077 return MSVCRT__sopen( path
, flags
, _SH_DENYNO
, pmode
);
1080 return MSVCRT__sopen( path
, flags
, _SH_DENYNO
);
1083 /*********************************************************************
1086 int _wopen(const MSVCRT_wchar_t
*path
,int flags
,...)
1088 const unsigned int len
= strlenW(path
);
1089 char *patha
= MSVCRT_calloc(len
+ 1,1);
1093 va_start(ap
, flags
);
1094 pmode
= va_arg(ap
, int);
1097 if (patha
&& WideCharToMultiByte(CP_ACP
,0,path
,len
,patha
,len
,NULL
,NULL
))
1099 int retval
= _open(patha
,flags
,pmode
);
1104 MSVCRT__set_errno(GetLastError());
1108 /*********************************************************************
1111 int _creat(const char *path
, int flags
)
1113 int usedFlags
= (flags
& _O_TEXT
)| _O_CREAT
| _O_WRONLY
| _O_TRUNC
;
1114 return _open(path
, usedFlags
);
1117 /*********************************************************************
1118 * _wcreat (MSVCRT.@)
1120 int _wcreat(const MSVCRT_wchar_t
*path
, int flags
)
1122 int usedFlags
= (flags
& _O_TEXT
)| _O_CREAT
| _O_WRONLY
| _O_TRUNC
;
1123 return _wopen(path
, usedFlags
);
1126 /*********************************************************************
1127 * _open_osfhandle (MSVCRT.@)
1129 int _open_osfhandle(long hand
, int flags
)
1133 /* _O_RDONLY (0) always matches, so set the read flag
1134 * MFC's CStdioFile clears O_RDONLY (0)! if it wants to write to the
1135 * file, so set the write flag. It also only sets _O_TEXT if it wants
1136 * text - it never sets _O_BINARY.
1138 /* FIXME: handle more flags */
1139 flags
|= MSVCRT__IOREAD
|MSVCRT__IOWRT
;
1140 if ( !( flags
& _O_TEXT
) ) flags
|= _O_BINARY
;
1142 fd
= msvcrt_alloc_fd((HANDLE
)hand
,flags
);
1143 TRACE(":handle (%ld) fd (%d) flags 0x%08x\n",hand
,fd
, flags
);
1147 /*********************************************************************
1152 int num_removed
= 0, i
;
1154 for (i
= 3; i
< MSVCRT_fdend
; i
++)
1155 if (MSVCRT_tempfiles
[i
])
1162 TRACE(":removed (%d) temp files\n",num_removed
);
1166 /*********************************************************************
1169 int _read(int fd
, void *buf
, unsigned int count
)
1172 HANDLE hand
= msvcrt_fdtoh(fd
);
1174 /* Dont trace small reads, it gets *very* annoying */
1176 TRACE(":fd (%d) handle (%p) buf (%p) len (%d)\n",fd
,hand
,buf
,count
);
1177 if (hand
== INVALID_HANDLE_VALUE
)
1180 if (MSVCRT_flags
[fd
]& _O_BINARY
)
1182 if (ReadFile(hand
, buf
, count
, &num_read
, NULL
))
1184 if (num_read
!= count
&& MSVCRT_files
[fd
])
1187 MSVCRT_flags
[fd
] |= MSVCRT__IOEOF
;
1189 MSVCRT_files[fd]->_flag |= MSVCRT__IOEOF;
1192 TRACE("%s\n",debugstr_an(buf
,num_read
));
1195 TRACE(":failed-last error (%ld)\n",GetLastError());
1196 if (MSVCRT_files
[fd
])
1197 MSVCRT_files
[fd
]->_flag
|= MSVCRT__IOERR
;
1202 char cc
, *s
=(char*)buf
,* buf_start
=(char*)buf
;
1205 for (i
= 0 , num_read
= 1; i
< count
&& (num_read
== 1);)
1207 if (ReadFile(hand
, &cc
, 1, &num_read
, NULL
))
1209 if ((cc
!= '\r') || MSVCRT_flags
[fd
] & _O_BINARY
)
1218 if (MSVCRT_files
[fd
])
1219 MSVCRT_flags
[fd
] |= MSVCRT__IOEOF
;
1221 MSVCRT_files[fd]->_flag |= MSVCRT__IOEOF;
1226 TRACE("%s\n",debugstr_an(buf_start
, s
-buf_start
));
1232 /*********************************************************************
1235 int _getw(MSVCRT_FILE
* file
)
1238 if (_read(file
->_file
, &i
, sizeof(int)) != 1)
1243 /*********************************************************************
1244 * _setmode (MSVCRT.@)
1246 int _setmode(int fd
,int mode
)
1248 int ret
= MSVCRT_flags
[fd
] & (_O_TEXT
| _O_BINARY
);
1249 if (mode
& (~(_O_TEXT
|_O_BINARY
)))
1250 FIXME("fd (%d) mode (0x%08x) unknown\n",fd
,mode
);
1251 MSVCRT_flags
[fd
] &= ~(_O_TEXT
|_O_BINARY
);
1252 MSVCRT_flags
[fd
] |= mode
& (_O_TEXT
| _O_BINARY
);
1256 /*********************************************************************
1257 * _stati64 (MSVCRT.@)
1259 int _stati64(const char* path
, struct _stati64
* buf
)
1262 WIN32_FILE_ATTRIBUTE_DATA hfi
;
1263 unsigned short mode
= MSVCRT_S_IREAD
;
1266 TRACE(":file (%s) buf(%p)\n",path
,buf
);
1268 if (!GetFileAttributesExA(path
, GetFileExInfoStandard
, &hfi
))
1270 TRACE("failed (%ld)\n",GetLastError());
1271 MSVCRT__set_errno(ERROR_FILE_NOT_FOUND
);
1275 memset(buf
,0,sizeof(struct _stati64
));
1277 /* FIXME: rdev isnt drive num,despite what the docs say-what is it?
1278 Bon 011120: This FIXME seems incorrect
1279 Also a letter as first char isn't enough to be classify
1282 if (isalpha(*path
)&& (*(path
+1)==':'))
1283 buf
->st_dev
= buf
->st_rdev
= toupper(*path
) - 'A'; /* drive num */
1285 buf
->st_dev
= buf
->st_rdev
= _getdrive() - 1;
1287 plen
= strlen(path
);
1289 /* Dir, or regular file? */
1290 if ((hfi
.dwFileAttributes
& FILE_ATTRIBUTE_DIRECTORY
) ||
1291 (path
[plen
-1] == '\\'))
1292 mode
|= (_S_IFDIR
| MSVCRT_S_IEXEC
);
1297 if (plen
> 6 && path
[plen
-4] == '.') /* shortest exe: "\x.exe" */
1299 unsigned int ext
= tolower(path
[plen
-1]) | (tolower(path
[plen
-2]) << 8) |
1300 (tolower(path
[plen
-3]) << 16);
1301 if (ext
== EXE
|| ext
== BAT
|| ext
== CMD
|| ext
== COM
)
1302 mode
|= MSVCRT_S_IEXEC
;
1306 if (!(hfi
.dwFileAttributes
& FILE_ATTRIBUTE_READONLY
))
1307 mode
|= MSVCRT_S_IWRITE
;
1309 buf
->st_mode
= mode
;
1311 buf
->st_size
= ((__int64
)hfi
.nFileSizeHigh
<< 32) + hfi
.nFileSizeLow
;
1312 RtlTimeToSecondsSince1970((LARGE_INTEGER
*)&hfi
.ftLastAccessTime
, &dw
);
1314 RtlTimeToSecondsSince1970((LARGE_INTEGER
*)&hfi
.ftLastWriteTime
, &dw
);
1315 buf
->st_mtime
= buf
->st_ctime
= dw
;
1316 TRACE("%d %d 0x%08lx%08lx %ld %ld %ld\n", buf
->st_mode
,buf
->st_nlink
,
1317 (long)(buf
->st_size
>> 32),(long)buf
->st_size
,
1318 buf
->st_atime
,buf
->st_mtime
, buf
->st_ctime
);
1322 /*********************************************************************
1325 int MSVCRT__stat(const char* path
, struct _stat
* buf
)
1327 struct _stati64 bufi64
;
1329 ret
= _stati64( path
, &bufi64
);
1331 msvcrt_cp_from_stati64(&bufi64
, buf
);
1335 /*********************************************************************
1338 int _wstat(const MSVCRT_wchar_t
* path
, struct _stat
* buf
)
1341 WIN32_FILE_ATTRIBUTE_DATA hfi
;
1342 unsigned short mode
= MSVCRT_S_IREAD
;
1345 TRACE(":file (%s) buf(%p)\n",debugstr_w(path
),buf
);
1347 if (!GetFileAttributesExW(path
, GetFileExInfoStandard
, &hfi
))
1349 TRACE("failed (%ld)\n",GetLastError());
1350 MSVCRT__set_errno(ERROR_FILE_NOT_FOUND
);
1354 memset(buf
,0,sizeof(struct _stat
));
1356 /* FIXME: rdev isn't drive num, despite what the docs says-what is it? */
1357 if (MSVCRT_iswalpha(*path
))
1358 buf
->st_dev
= buf
->st_rdev
= toupperW(*path
- 'A'); /* drive num */
1360 buf
->st_dev
= buf
->st_rdev
= _getdrive() - 1;
1362 plen
= strlenW(path
);
1364 /* Dir, or regular file? */
1365 if ((hfi
.dwFileAttributes
& FILE_ATTRIBUTE_DIRECTORY
) ||
1366 (path
[plen
-1] == '\\'))
1367 mode
|= (_S_IFDIR
| MSVCRT_S_IEXEC
);
1372 if (plen
> 6 && path
[plen
-4] == '.') /* shortest exe: "\x.exe" */
1374 ULONGLONG ext
= tolowerW(path
[plen
-1]) | (tolowerW(path
[plen
-2]) << 16) |
1375 ((ULONGLONG
)tolowerW(path
[plen
-3]) << 32);
1376 if (ext
== WCEXE
|| ext
== WCBAT
|| ext
== WCCMD
|| ext
== WCCOM
)
1377 mode
|= MSVCRT_S_IEXEC
;
1381 if (!(hfi
.dwFileAttributes
& FILE_ATTRIBUTE_READONLY
))
1382 mode
|= MSVCRT_S_IWRITE
;
1384 buf
->st_mode
= mode
;
1386 buf
->st_size
= hfi
.nFileSizeLow
;
1387 RtlTimeToSecondsSince1970((LARGE_INTEGER
*)&hfi
.ftLastAccessTime
, &dw
);
1389 RtlTimeToSecondsSince1970((LARGE_INTEGER
*)&hfi
.ftLastWriteTime
, &dw
);
1390 buf
->st_mtime
= buf
->st_ctime
= dw
;
1391 TRACE("\n%d %d %d %ld %ld %ld\n", buf
->st_mode
,buf
->st_nlink
,buf
->st_size
,
1392 buf
->st_atime
,buf
->st_mtime
, buf
->st_ctime
);
1396 /*********************************************************************
1401 return _lseek(fd
, 0, SEEK_CUR
);
1404 /*********************************************************************
1405 * _tempnam (MSVCRT.@)
1407 char *_tempnam(const char *dir
, const char *prefix
)
1409 char tmpbuf
[MAX_PATH
];
1411 TRACE("dir (%s) prefix (%s)\n",dir
,prefix
);
1412 if (GetTempFileNameA(dir
,prefix
,0,tmpbuf
))
1414 TRACE("got name (%s)\n",tmpbuf
);
1415 return _strdup(tmpbuf
);
1417 TRACE("failed (%ld)\n",GetLastError());
1421 /*********************************************************************
1422 * _wtempnam (MSVCRT.@)
1424 MSVCRT_wchar_t
*_wtempnam(const MSVCRT_wchar_t
*dir
, const MSVCRT_wchar_t
*prefix
)
1426 MSVCRT_wchar_t tmpbuf
[MAX_PATH
];
1428 TRACE("dir (%s) prefix (%s)\n",debugstr_w(dir
),debugstr_w(prefix
));
1429 if (GetTempFileNameW(dir
,prefix
,0,tmpbuf
))
1431 TRACE("got name (%s)\n",debugstr_w(tmpbuf
));
1432 return _wcsdup(tmpbuf
);
1434 TRACE("failed (%ld)\n",GetLastError());
1438 /*********************************************************************
1441 int _umask(int umask
)
1443 int old_umask
= MSVCRT_umask
;
1444 TRACE("(%d)\n",umask
);
1445 MSVCRT_umask
= umask
;
1449 /*********************************************************************
1452 int _utime(const char* path
, struct _utimbuf
*t
)
1454 int fd
= _open(path
, _O_WRONLY
| _O_BINARY
);
1458 int retVal
= _futime(fd
, t
);
1465 /*********************************************************************
1466 * _wutime (MSVCRT.@)
1468 int _wutime(const MSVCRT_wchar_t
* path
, struct _utimbuf
*t
)
1470 int fd
= _wopen(path
, _O_WRONLY
| _O_BINARY
);
1474 int retVal
= _futime(fd
, t
);
1481 /*********************************************************************
1484 int _write(int fd
, const void* buf
, unsigned int count
)
1487 HANDLE hand
= msvcrt_fdtoh(fd
);
1489 /* Dont trace small writes, it gets *very* annoying */
1492 TRACE(":fd (%d) handle (%d) buf (%p) len (%d)\n",fd
,hand
,buf
,count
);
1494 if (hand
== INVALID_HANDLE_VALUE
)
1496 *MSVCRT__errno() = MSVCRT_EBADF
;
1500 /* If appending, go to EOF */
1501 if (MSVCRT_flags
[fd
] & MSVCRT__IOAPPEND
)
1502 _lseek(fd
, 0, FILE_END
);
1504 if (MSVCRT_flags
[fd
] & _O_BINARY
)
1506 if (WriteFile(hand
, buf
, count
, &num_written
, NULL
)
1507 && (num_written
== count
))
1509 TRACE(":failed-last error (%ld)\n",GetLastError());
1510 if (MSVCRT_files
[fd
])
1512 MSVCRT_files
[fd
]->_flag
|= MSVCRT__IOERR
;
1513 *MSVCRT__errno() = MSVCRT_ENOSPC
;
1518 char *s
=(char*)buf
, *buf_start
=(char*)buf
, *p
;
1519 char crlf
[]= {'\r','\n'};
1522 for (i
= 0; i
< count
&& !(MSVCRT_flags
[fd
] & MSVCRT__IOERR
);i
++, s
++)
1534 if ((WriteFile(hand
, p
, num_to_write
, &num_written
, NULL
) == 0 ) || (num_written
!= num_to_write
))
1536 TRACE(":failed-last error (%ld) num_written %ld\n",GetLastError(),num_written
);
1537 if (MSVCRT_files
[fd
])
1539 MSVCRT_files
[fd
]->_flag
|= MSVCRT__IOERR
;
1540 *MSVCRT__errno() = MSVCRT_ENOSPC
;
1541 return s
- buf_start
;
1545 return s
- buf_start
;
1550 /*********************************************************************
1553 int _putw(int val
, MSVCRT_FILE
* file
)
1555 return _write(file
->_file
, &val
, sizeof(val
)) == 1? val
: MSVCRT_EOF
;
1558 /*********************************************************************
1559 * clearerr (MSVCRT.@)
1561 void MSVCRT_clearerr(MSVCRT_FILE
* file
)
1563 TRACE(":file (%p) fd (%d)\n",file
,file
->_file
);
1564 file
->_flag
&= ~(MSVCRT__IOERR
| MSVCRT__IOEOF
);
1567 /*********************************************************************
1570 int MSVCRT_fclose(MSVCRT_FILE
* file
)
1575 r
=_close(file
->_file
);
1576 return ((r
==MSVCRT_EOF
) || (flag
& MSVCRT__IOERR
) ? MSVCRT_EOF
: 0);
1579 /*********************************************************************
1582 int MSVCRT_feof(MSVCRT_FILE
* file
)
1584 return file
->_flag
& MSVCRT__IOEOF
;
1587 /*********************************************************************
1590 int MSVCRT_ferror(MSVCRT_FILE
* file
)
1592 return file
->_flag
& MSVCRT__IOERR
;
1595 /*********************************************************************
1598 int MSVCRT_fflush(MSVCRT_FILE
* file
)
1604 int res
=msvcrt_flush_buffer(file
);
1609 /*********************************************************************
1612 int MSVCRT_fgetc(MSVCRT_FILE
* file
)
1616 return *(unsigned char *)file
->_ptr
++;
1618 return _filbuf(file
);
1622 /*********************************************************************
1623 * _fgetchar (MSVCRT.@)
1627 return MSVCRT_fgetc(MSVCRT_stdin
);
1630 /*********************************************************************
1631 * _filbuf (MSVCRT.@)
1633 int _filbuf(MSVCRT_FILE
* file
)
1636 /* Allocate buffer if needed */
1637 if(file
->_bufsiz
== 0 && !(file
->_flag
& MSVCRT__IONBF
) ) {
1638 msvcrt_alloc_buffer(file
);
1640 if(!(file
->_flag
& MSVCRT__IOREAD
)) {
1641 if(file
->_flag
& MSVCRT__IORW
) {
1642 file
->_flag
|= MSVCRT__IOREAD
;
1647 if(file
->_flag
& MSVCRT__IONBF
) {
1649 if (_read(file
->_file
,&c
,1) != 1) {
1650 file
->_flag
|= MSVCRT__IOEOF
;
1655 file
->_cnt
= _read(file
->_file
, file
->_base
, file
->_bufsiz
);
1656 if(file
->_cnt
<0) file
->_cnt
= 0;
1658 file
->_flag
|= MSVCRT__IOEOF
;
1662 file
->_ptr
= file
->_base
+1;
1663 return *(unsigned char *)file
->_base
;
1667 /*********************************************************************
1668 * fgetpos (MSVCRT.@)
1670 int MSVCRT_fgetpos(MSVCRT_FILE
* file
, MSVCRT_fpos_t
*pos
)
1672 *pos
= MSVCRT_ftell(file
);
1673 return (*pos
== -1? -1 : 0);
1676 /*********************************************************************
1679 char *MSVCRT_fgets(char *s
, int size
, MSVCRT_FILE
* file
)
1682 char * buf_start
= s
;
1684 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
1685 file
,file
->_file
,s
,size
);
1687 for(cc
= MSVCRT_fgetc(file
); cc
!= MSVCRT_EOF
&& cc
!= '\n';
1688 cc
= MSVCRT_fgetc(file
))
1689 /* _read already handled the translation */
1691 if (--size
<= 0) break;
1694 if ((cc
== MSVCRT_EOF
) && (s
== buf_start
)) /* If nothing read, return 0*/
1696 TRACE(":nothing read\n");
1703 TRACE(":got '%s'\n", debugstr_a(buf_start
));
1707 /*********************************************************************
1710 * In _O_TEXT mode, bultibyte characters are read from the file, dropping
1711 * the CR from CR/LF combinations
1713 MSVCRT_wint_t
MSVCRT_fgetwc(MSVCRT_FILE
* file
)
1717 if (file
->_flag
& _O_BINARY
)
1720 if (_read(file
->_file
, &wc
, sizeof(wc
)) != sizeof(wc
))
1724 c
= MSVCRT_fgetc(file
);
1725 if ((*__p___mb_cur_max() > 1) && MSVCRT_isleadbyte(c
))
1727 FIXME("Treat Multibyte characters\n");
1729 if (c
== MSVCRT_EOF
)
1732 return (MSVCRT_wint_t
)c
;
1735 /*********************************************************************
1738 MSVCRT_wint_t
MSVCRT_getwc(MSVCRT_FILE
* file
)
1740 return MSVCRT_fgetwc(file
);
1743 /*********************************************************************
1744 * _fgetwchar (MSVCRT.@)
1746 MSVCRT_wint_t
_fgetwchar(void)
1748 return MSVCRT_fgetwc(MSVCRT_stdin
);
1751 /*********************************************************************
1752 * getwchar (MSVCRT.@)
1754 MSVCRT_wint_t
MSVCRT_getwchar(void)
1756 return _fgetwchar();
1759 /*********************************************************************
1762 MSVCRT_wchar_t
*MSVCRT_fgetws(MSVCRT_wchar_t
*s
, int size
, MSVCRT_FILE
* file
)
1765 MSVCRT_wchar_t
* buf_start
= s
;
1767 TRACE(":file(%p) fd (%d) str (%p) len (%d)\n",
1768 file
,file
->_file
,s
,size
);
1770 for(cc
= MSVCRT_fgetwc(file
); cc
!= MSVCRT_WEOF
&& cc
!= L
'\n';
1771 cc
= MSVCRT_fgetwc(file
))
1772 /* _read already handled the translation */
1774 if (--size
<= 0) break;
1777 if ((cc
== MSVCRT_EOF
) && (s
== buf_start
)) /* If nothing read, return 0*/
1779 TRACE(":nothing read\n");
1786 /* TRACE(":got '%s'\n", buf_start); */
1791 /*********************************************************************
1794 MSVCRT_wint_t
MSVCRT_fputwc(MSVCRT_wint_t wc
, MSVCRT_FILE
* file
)
1796 MSVCRT_wchar_t mwc
=wc
;
1797 if (MSVCRT_fwrite( &mwc
, sizeof(mwc
), 1, file
) != 1)
1802 /*********************************************************************
1803 * _fputwchar (MSVCRT.@)
1805 MSVCRT_wint_t
_fputwchar(MSVCRT_wint_t wc
)
1807 return MSVCRT_fputwc(wc
, MSVCRT_stdout
);
1810 /*********************************************************************
1813 MSVCRT_FILE
* MSVCRT_fopen(const char *path
, const char *mode
)
1816 int flags
= 0, plus
= 0, fd
;
1817 const char* search
= mode
;
1819 TRACE("(%s,%s)\n",path
,mode
);
1822 if (*search
++ == '+')
1825 /* map mode string to open() flags. "man fopen" for possibilities. */
1829 flags
= (plus
? _O_RDWR
: _O_RDONLY
);
1832 flags
= _O_CREAT
| _O_TRUNC
| (plus
? _O_RDWR
: _O_WRONLY
);
1835 flags
= _O_CREAT
| _O_APPEND
| (plus
? _O_RDWR
: _O_WRONLY
);
1850 flags
&= ~_O_BINARY
;
1855 FIXME(":unknown flag %c not supported\n",mode
[-1]);
1858 fd
= _open(path
, flags
);
1863 file
= msvcrt_alloc_fp(fd
);
1864 TRACE(":got (%p)\n",file
);
1871 /*********************************************************************
1872 * _wfopen (MSVCRT.@)
1874 MSVCRT_FILE
*_wfopen(const MSVCRT_wchar_t
*path
, const MSVCRT_wchar_t
*mode
)
1876 const unsigned int plen
= strlenW(path
), mlen
= strlenW(mode
);
1877 char *patha
= MSVCRT_calloc(plen
+ 1, 1);
1878 char *modea
= MSVCRT_calloc(mlen
+ 1, 1);
1880 TRACE("(%s,%s)\n",debugstr_w(path
),debugstr_w(mode
));
1882 if (patha
&& modea
&&
1883 WideCharToMultiByte(CP_ACP
,0,path
,plen
,patha
,plen
,NULL
,NULL
) &&
1884 WideCharToMultiByte(CP_ACP
,0,mode
,mlen
,modea
,mlen
,NULL
,NULL
))
1886 MSVCRT_FILE
*retval
= MSVCRT_fopen(patha
,modea
);
1892 MSVCRT__set_errno(GetLastError());
1896 /*********************************************************************
1897 * _fsopen (MSVCRT.@)
1899 MSVCRT_FILE
* _fsopen(const char *path
, const char *mode
, int share
)
1901 FIXME(":(%s,%s,%d),ignoring share mode!\n",path
,mode
,share
);
1902 return MSVCRT_fopen(path
,mode
);
1905 /*********************************************************************
1906 * _wfsopen (MSVCRT.@)
1908 MSVCRT_FILE
* _wfsopen(const MSVCRT_wchar_t
*path
, const MSVCRT_wchar_t
*mode
, int share
)
1910 FIXME(":(%s,%s,%d),ignoring share mode!\n",
1911 debugstr_w(path
),debugstr_w(mode
),share
);
1912 return _wfopen(path
,mode
);
1915 /*********************************************************************
1918 int MSVCRT_fputc(int c
, MSVCRT_FILE
* file
)
1925 return _flsbuf(c
, file
);
1929 /*********************************************************************
1930 * _flsbuf (MSVCRT.@)
1932 int _flsbuf(int c
, MSVCRT_FILE
* file
)
1934 /* Flush output buffer */
1935 if(file
->_bufsiz
== 0 && !(file
->_flag
& MSVCRT__IONBF
)) {
1936 msvcrt_alloc_buffer(file
);
1938 if(!(file
->_flag
& MSVCRT__IOWRT
)) {
1939 if(file
->_flag
& MSVCRT__IORW
) {
1940 file
->_flag
|= MSVCRT__IOWRT
;
1946 int res
=msvcrt_flush_buffer(file
);
1947 return res
?res
: MSVCRT_fputc(c
, file
);
1950 return _write(file
->_file
, &cc
, 1) == 1? c
: MSVCRT_EOF
;
1954 /*********************************************************************
1955 * _fputchar (MSVCRT.@)
1957 int _fputchar(int c
)
1959 return MSVCRT_fputc(c
, MSVCRT_stdout
);
1962 /*********************************************************************
1965 MSVCRT_size_t
MSVCRT_fread(void *ptr
, MSVCRT_size_t size
, MSVCRT_size_t nmemb
, MSVCRT_FILE
* file
)
1966 { MSVCRT_size_t rcnt
=size
* nmemb
;
1967 MSVCRT_size_t read
=0;
1969 /* first buffered data */
1971 int pcnt
= (rcnt
>file
->_cnt
)? file
->_cnt
:rcnt
;
1972 memcpy(ptr
, file
->_ptr
, pcnt
);
1977 ptr
= (char*)ptr
+ pcnt
;
1978 } else if(!(file
->_flag
& MSVCRT__IOREAD
)) {
1979 if(file
->_flag
& MSVCRT__IORW
) {
1980 file
->_flag
|= MSVCRT__IOREAD
;
1984 if(rcnt
) pread
= _read(file
->_file
,ptr
, rcnt
);
1985 if (MSVCRT_flags
[file
->_file
] & MSVCRT__IOEOF
)
1986 /* expose feof condition in the flags
1987 MFC tests file->_flag for feof, and doesn't not call feof())
1989 file
->_flag
|= MSVCRT__IOEOF
;
1996 /*********************************************************************
1997 * freopen (MSVCRT.@)
2000 MSVCRT_FILE
* MSVCRT_freopen(const char *path
, const char *mode
,MSVCRT_FILE
* file
)
2002 MSVCRT_FILE
* newfile
;
2005 TRACE(":path (%p) mode (%s) file (%p) fd (%d)\n",path
,mode
,file
,file
->_file
);
2006 if (!file
|| ((fd
= file
->_file
) < 0) || fd
> MSVCRT_fdend
)
2012 FIXME(":reopen on user file not implemented!\n");
2013 MSVCRT__set_errno(ERROR_CALL_NOT_IMPLEMENTED
);
2016 if(MSVCRT_fclose(file
))
2018 return MSVCRT_fopen(path
, mode
);
2021 /* first, create the new file */
2022 if ((newfile
= MSVCRT_fopen(path
,mode
)) == NULL
)
2025 if (fd
< 3 && SetStdHandle(fd
== 0 ? STD_INPUT_HANDLE
:
2026 (fd
== 1? STD_OUTPUT_HANDLE
: STD_ERROR_HANDLE
),
2027 MSVCRT_handles
[newfile
->_file
]))
2029 /* Redirecting std handle to file , copy over.. */
2030 MSVCRT_handles
[fd
] = MSVCRT_handles
[newfile
->_file
];
2031 MSVCRT_flags
[fd
] = MSVCRT_flags
[newfile
->_file
];
2032 memcpy(&MSVCRT__iob
[fd
], newfile
, sizeof (MSVCRT_FILE
));
2033 MSVCRT__iob
[fd
]._file
= fd
;
2034 /* And free up the resources allocated by fopen, but
2035 * not the HANDLE we copied. */
2036 MSVCRT_free(MSVCRT_files
[fd
]);
2037 msvcrt_free_fd(newfile
->_file
);
2038 return &MSVCRT__iob
[fd
];
2041 WARN(":failed-last error (%ld)\n",GetLastError());
2042 MSVCRT_fclose(newfile
);
2043 MSVCRT__set_errno(GetLastError());
2047 /*********************************************************************
2048 * fsetpos (MSVCRT.@)
2050 int MSVCRT_fsetpos(MSVCRT_FILE
* file
, MSVCRT_fpos_t
*pos
)
2052 return _lseek(file
->_file
,*pos
,SEEK_SET
);
2055 /*********************************************************************
2058 int MSVCRT_fseek(MSVCRT_FILE
* file
, long offset
, int whence
)
2060 /* Flush output if needed */
2061 if(file
->_flag
& MSVCRT__IOWRT
)
2062 msvcrt_flush_buffer(file
);
2064 if(whence
== SEEK_CUR
&& file
->_flag
& MSVCRT__IOREAD
) {
2065 offset
-= file
->_cnt
;
2067 /* Discard buffered input */
2069 file
->_ptr
= file
->_base
;
2070 /* Reset direction of i/o */
2071 if(file
->_flag
& MSVCRT__IORW
) {
2072 file
->_flag
&= ~(MSVCRT__IOREAD
|MSVCRT__IOWRT
);
2074 return (_lseek(file
->_file
,offset
,whence
) == -1)?-1:0;
2077 /*********************************************************************
2080 LONG
MSVCRT_ftell(MSVCRT_FILE
* file
)
2085 if( file
->_flag
& MSVCRT__IOWRT
) {
2086 off
= file
->_ptr
- file
->_base
;
2091 pos
= _tell(file
->_file
);
2092 if(pos
== -1) return pos
;
2096 /*********************************************************************
2099 MSVCRT_size_t
MSVCRT_fwrite(const void *ptr
, MSVCRT_size_t size
, MSVCRT_size_t nmemb
, MSVCRT_FILE
* file
)
2101 MSVCRT_size_t wrcnt
=size
* nmemb
;
2106 int pcnt
=(file
->_cnt
>wrcnt
)? wrcnt
: file
->_cnt
;
2107 memcpy(file
->_ptr
, ptr
, pcnt
);
2112 ptr
= (char*)ptr
+ pcnt
;
2113 } else if(!(file
->_flag
& MSVCRT__IOWRT
)) {
2114 if(file
->_flag
& MSVCRT__IORW
) {
2115 file
->_flag
|= MSVCRT__IOWRT
;
2121 int res
=msvcrt_flush_buffer(file
);
2123 int pwritten
= _write(file
->_file
, ptr
, wrcnt
);
2124 if (pwritten
<= 0) pwritten
=0;
2125 written
+= pwritten
;
2128 return written
/ size
;
2131 /*********************************************************************
2134 int MSVCRT_fputs(const char *s
, MSVCRT_FILE
* file
)
2136 size_t i
, len
= strlen(s
);
2137 if (file
->_flag
& _O_BINARY
)
2138 return MSVCRT_fwrite(s
,sizeof(*s
),len
,file
) == len
? 0 : MSVCRT_EOF
;
2139 for (i
=0; i
<len
; i
++)
2140 if (MSVCRT_fputc(s
[i
], file
) == MSVCRT_EOF
)
2145 /*********************************************************************
2148 int MSVCRT_fputws(const MSVCRT_wchar_t
*s
, MSVCRT_FILE
* file
)
2150 size_t i
, len
= strlenW(s
);
2151 if (file
->_flag
& _O_BINARY
)
2152 return MSVCRT_fwrite(s
,sizeof(*s
),len
,file
) == len
? 0 : MSVCRT_EOF
;
2153 for (i
=0; i
<len
; i
++)
2155 if ((s
[i
] == L
'\n') && (MSVCRT_fputc('\r', file
) == MSVCRT_EOF
))
2157 if (MSVCRT_fputwc(s
[i
], file
) == MSVCRT_WEOF
)
2163 /*********************************************************************
2164 * getchar (MSVCRT.@)
2166 int MSVCRT_getchar(void)
2168 return MSVCRT_fgetc(MSVCRT_stdin
);
2171 /*********************************************************************
2174 int MSVCRT_getc(MSVCRT_FILE
* file
)
2176 return MSVCRT_fgetc(file
);
2179 /*********************************************************************
2182 char *MSVCRT_gets(char *buf
)
2185 char * buf_start
= buf
;
2187 for(cc
= MSVCRT_fgetc(MSVCRT_stdin
); cc
!= MSVCRT_EOF
&& cc
!= '\n';
2188 cc
= MSVCRT_fgetc(MSVCRT_stdin
))
2189 if(cc
!= '\r') *buf
++ = (char)cc
;
2193 TRACE("got '%s'\n", buf_start
);
2197 /*********************************************************************
2200 MSVCRT_wchar_t
* MSVCRT__getws(MSVCRT_wchar_t
* buf
)
2203 MSVCRT_wchar_t
* ws
= buf
;
2205 for (cc
= MSVCRT_fgetwc(MSVCRT_stdin
); cc
!= MSVCRT_WEOF
&& cc
!= '\n';
2206 cc
= MSVCRT_fgetwc(MSVCRT_stdin
))
2209 *buf
++ = (MSVCRT_wchar_t
)cc
;
2213 TRACE("got '%s'\n", debugstr_w(ws
));
2217 /*********************************************************************
2220 int MSVCRT_putc(int c
, MSVCRT_FILE
* file
)
2222 return MSVCRT_fputc(c
, file
);
2225 /*********************************************************************
2226 * putchar (MSVCRT.@)
2228 int MSVCRT_putchar(int c
)
2230 return MSVCRT_fputc(c
, MSVCRT_stdout
);
2233 /*********************************************************************
2236 int MSVCRT_puts(const char *s
)
2238 size_t len
= strlen(s
);
2239 if (MSVCRT_fwrite(s
,sizeof(*s
),len
,MSVCRT_stdout
) != len
) return MSVCRT_EOF
;
2240 return MSVCRT_fwrite("\n",1,1,MSVCRT_stdout
) == 1 ? 0 : MSVCRT_EOF
;
2243 /*********************************************************************
2246 int _putws(const MSVCRT_wchar_t
*s
)
2248 static const MSVCRT_wchar_t nl
= '\n';
2249 size_t len
= strlenW(s
);
2250 if (MSVCRT_fwrite(s
,sizeof(*s
),len
,MSVCRT_stdout
) != len
) return MSVCRT_EOF
;
2251 return MSVCRT_fwrite(&nl
,sizeof(nl
),1,MSVCRT_stdout
) == 1 ? 0 : MSVCRT_EOF
;
2254 /*********************************************************************
2257 int MSVCRT_remove(const char *path
)
2259 TRACE("(%s)\n",path
);
2260 if (DeleteFileA(path
))
2262 TRACE(":failed (%ld)\n",GetLastError());
2263 MSVCRT__set_errno(GetLastError());
2267 /*********************************************************************
2268 * _wremove (MSVCRT.@)
2270 int _wremove(const MSVCRT_wchar_t
*path
)
2272 TRACE("(%s)\n",debugstr_w(path
));
2273 if (DeleteFileW(path
))
2275 TRACE(":failed (%ld)\n",GetLastError());
2276 MSVCRT__set_errno(GetLastError());
2280 /*********************************************************************
2283 int MSVCRT_scanf(const char *format
, ...)
2288 va_start(valist
, format
);
2289 res
= MSVCRT_fscanf(MSVCRT_stdin
, format
, valist
);
2294 /*********************************************************************
2297 int MSVCRT_wscanf(const MSVCRT_wchar_t
*format
, ...)
2302 va_start(valist
, format
);
2303 res
= MSVCRT_fwscanf(MSVCRT_stdin
, format
, valist
);
2308 /*********************************************************************
2311 int MSVCRT_rename(const char *oldpath
,const char *newpath
)
2313 TRACE(":from %s to %s\n",oldpath
,newpath
);
2314 if (MoveFileExA(oldpath
, newpath
, MOVEFILE_COPY_ALLOWED
))
2316 TRACE(":failed (%ld)\n",GetLastError());
2317 MSVCRT__set_errno(GetLastError());
2321 /*********************************************************************
2322 * _wrename (MSVCRT.@)
2324 int _wrename(const MSVCRT_wchar_t
*oldpath
,const MSVCRT_wchar_t
*newpath
)
2326 TRACE(":from %s to %s\n",debugstr_w(oldpath
),debugstr_w(newpath
));
2327 if (MoveFileExW(oldpath
, newpath
, MOVEFILE_COPY_ALLOWED
))
2329 TRACE(":failed (%ld)\n",GetLastError());
2330 MSVCRT__set_errno(GetLastError());
2334 /*********************************************************************
2335 * setvbuf (MSVCRT.@)
2337 int MSVCRT_setvbuf(MSVCRT_FILE
* file
, char *buf
, int mode
, MSVCRT_size_t size
)
2339 /* TODO: Check if file busy */
2341 MSVCRT_free(file
->_base
);
2345 if(mode
== MSVCRT__IOFBF
) {
2346 file
->_flag
&= ~MSVCRT__IONBF
;
2347 file
->_base
= file
->_ptr
= buf
;
2349 file
->_bufsiz
= size
;
2352 file
->_flag
|= MSVCRT__IONBF
;
2357 /*********************************************************************
2360 void MSVCRT_setbuf(MSVCRT_FILE
* file
, char *buf
)
2362 MSVCRT_setvbuf(file
, buf
, buf
? MSVCRT__IOFBF
: MSVCRT__IONBF
, MSVCRT_BUFSIZ
);
2365 /*********************************************************************
2368 char *MSVCRT_tmpnam(char *s
)
2370 char tmpbuf
[MAX_PATH
];
2371 char* prefix
= "TMP";
2372 if (!GetTempPathA(MAX_PATH
,tmpbuf
) ||
2373 !GetTempFileNameA(tmpbuf
,prefix
,0,MSVCRT_tmpname
))
2375 TRACE(":failed-last error (%ld)\n",GetLastError());
2378 TRACE(":got tmpnam %s\n",MSVCRT_tmpname
);
2383 /*********************************************************************
2384 * tmpfile (MSVCRT.@)
2386 MSVCRT_FILE
* MSVCRT_tmpfile(void)
2388 char *filename
= MSVCRT_tmpnam(NULL
);
2390 fd
= _open(filename
, _O_CREAT
| _O_BINARY
| _O_RDWR
| _O_TEMPORARY
);
2392 return msvcrt_alloc_fp(fd
);
2396 /*********************************************************************
2397 * vfprintf (MSVCRT.@)
2399 int MSVCRT_vfprintf(MSVCRT_FILE
* file
, const char *format
, va_list valist
)
2401 char buf
[2048], *mem
= buf
;
2402 int written
, resize
= sizeof(buf
), retval
;
2403 /* There are two conventions for vsnprintf failing:
2404 * Return -1 if we truncated, or
2405 * Return the number of bytes that would have been written
2406 * The code below handles both cases
2408 while ((written
= vsnprintf(mem
, resize
, format
, valist
)) == -1 ||
2411 resize
= (written
== -1 ? resize
* 2 : written
+ 1);
2414 if (!(mem
= (char *)MSVCRT_malloc(resize
)))
2417 retval
= MSVCRT_fwrite(mem
, sizeof(*mem
), written
, file
);
2423 /*********************************************************************
2424 * vfwprintf (MSVCRT.@)
2426 * Is final char included in written (then resize is too big) or not
2427 * (then we must test for equality too)?
2429 int MSVCRT_vfwprintf(MSVCRT_FILE
* file
, const MSVCRT_wchar_t
*format
, va_list valist
)
2431 MSVCRT_wchar_t buf
[2048], *mem
= buf
;
2432 int written
, resize
= sizeof(buf
) / sizeof(MSVCRT_wchar_t
), retval
;
2433 /* See vfprintf comments */
2434 while ((written
= _vsnwprintf(mem
, resize
, format
, valist
)) == -1 ||
2437 resize
= (written
== -1 ? resize
* 2 : written
+ sizeof(MSVCRT_wchar_t
));
2440 if (!(mem
= (MSVCRT_wchar_t
*)MSVCRT_malloc(resize
*sizeof(*mem
))))
2443 retval
= MSVCRT_fwrite(mem
, sizeof(*mem
), written
, file
);
2449 /*********************************************************************
2450 * vprintf (MSVCRT.@)
2452 int MSVCRT_vprintf(const char *format
, va_list valist
)
2454 return MSVCRT_vfprintf(MSVCRT_stdout
,format
,valist
);
2457 /*********************************************************************
2458 * vwprintf (MSVCRT.@)
2460 int MSVCRT_vwprintf(const MSVCRT_wchar_t
*format
, va_list valist
)
2462 return MSVCRT_vfwprintf(MSVCRT_stdout
,format
,valist
);
2465 /*********************************************************************
2466 * fprintf (MSVCRT.@)
2468 int MSVCRT_fprintf(MSVCRT_FILE
* file
, const char *format
, ...)
2472 va_start(valist
, format
);
2473 res
= MSVCRT_vfprintf(file
, format
, valist
);
2478 /*********************************************************************
2479 * fwprintf (MSVCRT.@)
2481 int MSVCRT_fwprintf(MSVCRT_FILE
* file
, const MSVCRT_wchar_t
*format
, ...)
2485 va_start(valist
, format
);
2486 res
= MSVCRT_vfwprintf(file
, format
, valist
);
2491 /*********************************************************************
2494 int MSVCRT_printf(const char *format
, ...)
2498 va_start(valist
, format
);
2499 res
= MSVCRT_vfprintf(MSVCRT_stdout
, format
, valist
);
2504 /*********************************************************************
2507 int MSVCRT_ungetc(int c
, MSVCRT_FILE
* file
)
2509 if(file
->_bufsiz
== 0 && !(file
->_flag
& MSVCRT__IONBF
)) {
2510 msvcrt_alloc_buffer(file
);
2513 if(file
->_ptr
>file
->_base
) {
2522 /*********************************************************************
2523 * ungetwc (MSVCRT.@)
2525 MSVCRT_wint_t
MSVCRT_ungetwc(MSVCRT_wint_t wc
, MSVCRT_FILE
* file
)
2527 MSVCRT_wchar_t mwc
= wc
;
2528 char * pp
= (char *)&mwc
;
2530 for(i
=sizeof(MSVCRT_wchar_t
)-1;i
>=0;i
--) {
2531 if(pp
[i
] != MSVCRT_ungetc(pp
[i
],file
))
2537 /*********************************************************************
2538 * wprintf (MSVCRT.@)
2540 int MSVCRT_wprintf(const MSVCRT_wchar_t
*format
, ...)
2544 va_start(valist
, format
);
2545 res
= MSVCRT_vwprintf(format
, valist
);