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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4921 | Serge | 1 | /* Reentrant versions of file system calls. These implementations |
| 2 | just call the usual system calls. */ |
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| 3 | |||
| 4 | #include |
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| 5 | #include |
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| 6 | #include <_syslist.h> |
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| 7 | |||
| 8 | /* Some targets provides their own versions of these functions. Those |
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| 9 | targets should define REENTRANT_SYSCALLS_PROVIDED in TARGET_CFLAGS. */ |
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| 10 | |||
| 11 | #ifdef _REENT_ONLY |
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| 12 | #ifndef REENTRANT_SYSCALLS_PROVIDED |
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| 13 | #define REENTRANT_SYSCALLS_PROVIDED |
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| 14 | #endif |
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| 15 | #endif |
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| 16 | |||
| 17 | #ifndef REENTRANT_SYSCALLS_PROVIDED |
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| 18 | |||
| 19 | /* We use the errno variable used by the system dependent layer. */ |
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| 20 | #undef errno |
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| 21 | extern int errno; |
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| 22 | |||
| 23 | /* |
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| 24 | FUNCTION |
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| 25 | <<_unlink_r>>---Reentrant version of unlink |
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| 26 | |||
| 27 | INDEX |
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| 28 | _unlink_r |
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| 29 | |||
| 30 | ANSI_SYNOPSIS |
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| 31 | #include |
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| 32 | int _unlink_r(struct _reent *<[ptr]>, const char *<[file]>); |
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| 33 | |||
| 34 | TRAD_SYNOPSIS |
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| 35 | #include |
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| 36 | int _unlink_r(<[ptr]>, <[file]>) |
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| 37 | struct _reent *<[ptr]>; |
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| 38 | char *<[file]>; |
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| 39 | |||
| 40 | DESCRIPTION |
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| 41 | This is a reentrant version of < |
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| 42 | takes a pointer to the global data block, which holds |
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| 43 | < |
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| 44 | */ |
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| 45 | |||
| 46 | int |
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| 47 | _DEFUN (_unlink_r, (ptr, file), |
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| 48 | struct _reent *ptr _AND |
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| 49 | _CONST char *file) |
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| 50 | { |
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| 51 | int ret; |
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| 52 | |||
| 53 | errno = 0; |
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| 54 | if ((ret = _unlink (file)) == -1 && errno != 0) |
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| 55 | ptr->_errno = errno; |
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| 56 | return ret; |
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| 57 | } |
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| 58 | |||
| 59 | #endif /* ! defined (REENTRANT_SYSCALLS_PROVIDED) */ |