Last change
on this file since 543 was
444,
checked in by satin@…, 6 years ago
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
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File size:
1.3 KB
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1 | /* Reentrant versions of fstat system call. This implementation just |
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2 | calls the fstat system call. */ |
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3 | |
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4 | #include <reent.h> |
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5 | #include <unistd.h> |
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6 | #include <sys/stat.h> |
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7 | #include <_syslist.h> |
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8 | |
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9 | #ifdef __LARGE64_FILES |
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10 | |
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11 | /* Some targets provides their own versions of these functions. Those |
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12 | targets should define REENTRANT_SYSCALLS_PROVIDED in TARGET_CFLAGS. */ |
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13 | |
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14 | #ifdef _REENT_ONLY |
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15 | #ifndef REENTRANT_SYSCALLS_PROVIDED |
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16 | #define REENTRANT_SYSCALLS_PROVIDED |
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17 | #endif |
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18 | #endif |
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19 | |
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20 | #ifdef REENTRANT_SYSCALLS_PROVIDED |
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21 | |
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22 | int _dummy_fstat_syscalls = 1; |
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23 | |
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24 | #else |
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25 | |
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26 | /* We use the errno variable used by the system dependent layer. */ |
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27 | #undef errno |
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28 | extern int errno; |
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29 | |
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30 | /* |
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31 | FUNCTION |
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32 | <<_fstat64_r>>---Reentrant version of fstat64 |
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33 | |
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34 | INDEX |
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35 | _fstat64_r |
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36 | |
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37 | SYNOPSIS |
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38 | #include <reent.h> |
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39 | int _fstat64_r(struct _reent *<[ptr]>, |
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40 | int <[fd]>, struct stat64 *<[pstat]>); |
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41 | |
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42 | DESCRIPTION |
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43 | This is a reentrant version of <<fstat64>>. It |
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44 | takes a pointer to the global data block, which holds |
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45 | <<errno>>. This function is only enabled on systems |
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46 | that define __LARGE64_FILES. |
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47 | */ |
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48 | |
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49 | int |
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50 | _fstat64_r (struct _reent *ptr, |
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51 | int fd, |
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52 | struct stat64 *pstat) |
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53 | { |
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54 | int ret; |
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55 | |
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56 | errno = 0; |
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57 | if ((ret = _fstat64 (fd, pstat)) == -1 && errno != 0) |
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58 | ptr->_errno = errno; |
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59 | return ret; |
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60 | } |
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61 | |
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62 | #endif /* ! defined (REENTRANT_SYSCALLS_PROVIDED) */ |
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63 | |
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64 | #endif /* __LARGE64_FILES */ |
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