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bbdef797 UD |
1 | /* Copyright (C) 1993, 1996, 1997, 1998, 1999, 2000, 2002, 2003 |
2 | Free Software Foundation, Inc. | |
41bdb6e2 | 3 | This file is part of the GNU C Library. |
96aa2d94 | 4 | |
41bdb6e2 AJ |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
96aa2d94 | 9 | |
41bdb6e2 AJ |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
40a55d20 | 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
41bdb6e2 AJ |
13 | Lesser General Public License for more details. |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, write to the Free | |
17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
18 | 02111-1307 USA. | |
19 | ||
20 | As a special exception, if you link the code in this file with | |
21 | files compiled with a GNU compiler to produce an executable, | |
22 | that does not cause the resulting executable to be covered by | |
23 | the GNU Lesser General Public License. This exception does not | |
24 | however invalidate any other reasons why the executable file | |
25 | might be covered by the GNU Lesser General Public License. | |
26 | This exception applies to code released by its copyright holders | |
27 | in files containing the exception. */ | |
96aa2d94 RM |
28 | |
29 | #include "libioP.h" | |
30 | ||
31 | _IO_size_t | |
32 | _IO_fwrite (buf, size, count, fp) | |
40a55d20 | 33 | const void *buf; |
96aa2d94 RM |
34 | _IO_size_t size; |
35 | _IO_size_t count; | |
36 | _IO_FILE *fp; | |
37 | { | |
40a55d20 | 38 | _IO_size_t request = size * count; |
d64b6ad0 | 39 | _IO_size_t written = 0; |
96aa2d94 RM |
40 | CHECK_FILE (fp, 0); |
41 | if (request == 0) | |
a27c96b0 | 42 | return 0; |
68dbb3a6 | 43 | _IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp); |
7c713e28 | 44 | _IO_flockfile (fp); |
bbdef797 | 45 | if (_IO_vtable_offset (fp) != 0 || _IO_fwide (fp, -1) == -1) |
d64b6ad0 | 46 | written = _IO_sputn (fp, (const char *) buf, request); |
c0fb8a56 UD |
47 | _IO_funlockfile (fp); |
48 | _IO_cleanup_region_end (0); | |
96aa2d94 RM |
49 | if (written == request) |
50 | return count; | |
51 | else | |
40a55d20 | 52 | return written / size; |
96aa2d94 | 53 | } |
77fe0b9c | 54 | INTDEF(_IO_fwrite) |
96aa2d94 | 55 | |
ca34d7a7 | 56 | #ifdef weak_alias |
b9b91868 | 57 | # include <stdio.h> |
96aa2d94 | 58 | weak_alias (_IO_fwrite, fwrite) |
b9b91868 | 59 | libc_hidden_weak (fwrite) |
66f8fa9b UD |
60 | # ifndef _IO_MTSAFE_IO |
61 | weak_alias (_IO_fwrite, fwrite_unlocked) | |
bf2cc5fb | 62 | libc_hidden_weak (fwrite_unlocked) |
66f8fa9b | 63 | # endif |
ca34d7a7 | 64 | #endif |