Handle too-small buffers in Linux getlogin_r.
[glibc.git] / include / fcntl.h
blobd5e5ddff0201c5439ab99e2732ef85abe2e81265
1 #ifndef _FCNTL_H
2 #include <io/fcntl.h>
4 /* Now define the internal interfaces. */
5 extern int __open64 (__const char *__file, int __oflag, ...);
6 libc_hidden_proto (__open64)
7 extern int __libc_open64 (const char *file, int oflag, ...);
8 extern int __libc_open (const char *file, int oflag, ...);
9 libc_hidden_proto (__libc_open)
10 extern int __libc_creat (const char *file, mode_t mode);
11 extern int __libc_fcntl (int fd, int cmd, ...);
12 #ifndef NO_CANCELLATION
13 extern int __fcntl_nocancel (int fd, int cmd, ...) attribute_hidden;
14 libc_hidden_proto (__libc_fcntl)
15 #endif
16 extern int __open (__const char *__file, int __oflag, ...);
17 libc_hidden_proto (__open)
18 extern int __fcntl (int __fd, int __cmd, ...);
19 libc_hidden_proto (__fcntl)
20 extern int __openat (int __fd, __const char *__file, int __oflag, ...)
21 __nonnull ((2));
22 libc_hidden_proto (__openat)
23 extern int __openat64 (int __fd, __const char *__file, int __oflag, ...)
24 __nonnull ((2));
25 libc_hidden_proto (__openat64)
27 extern int __open_2 (__const char *__path, int __oflag);
28 extern int __open64_2 (__const char *__path, int __oflag);
29 extern int __openat_2 (int __fd, __const char *__path, int __oflag);
30 extern int __openat64_2 (int __fd, __const char *__path, int __oflag);
33 /* Helper functions for the various *at functions. For Linux. */
34 extern void __atfct_seterrno (int errval, int fd, const char *buf)
35 attribute_hidden;
36 extern void __atfct_seterrno_2 (int errval, int fd1, const char *buf1,
37 int fd2, const char *buf2)
38 attribute_hidden;
41 /* Flag determining whether the *at system calls are available. */
42 extern int __have_atfcts attribute_hidden;
44 #ifdef O_CLOEXEC
45 extern int __have_o_cloexec attribute_hidden;
46 #endif
48 #endif