1 | /* No user fns here. Pesch 15apr92. */ |
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2 | |
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3 | /* |
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4 | * Copyright (c) 1990 The Regents of the University of California. |
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5 | * All rights reserved. |
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6 | * |
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7 | * Redistribution and use in source and binary forms are permitted |
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8 | * provided that the above copyright notice and this paragraph are |
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9 | * duplicated in all such forms and that any documentation, |
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10 | * advertising materials, and other materials related to such |
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11 | * distribution and use acknowledge that the software was developed |
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12 | * by the University of California, Berkeley. The name of the |
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13 | * University may not be used to endorse or promote products derived |
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14 | * from this software without specific prior written permission. |
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15 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR |
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16 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED |
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17 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. |
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18 | */ |
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19 | |
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20 | #include <stdio.h> |
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21 | #include <sys/types.h> |
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22 | #include <fcntl.h> |
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23 | #include <sys/unistd.h> |
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24 | #include <errno.h> |
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25 | #include "local.h" |
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26 | |
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27 | #ifdef __LARGE64_FILES |
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28 | _fpos64_t |
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29 | __sseek64 (struct _reent *ptr, |
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30 | void *cookie, |
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31 | _fpos64_t offset, |
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32 | int whence) |
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33 | { |
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34 | register FILE *fp = (FILE *) cookie; |
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35 | register _off64_t ret; |
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36 | |
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37 | ret = _lseek64_r (ptr, fp->_file, (_off64_t) offset, whence); |
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38 | if (ret == (_fpos64_t)-1L) |
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39 | fp->_flags &= ~__SOFF; |
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40 | else |
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41 | { |
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42 | fp->_flags |= __SOFF; |
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43 | fp->_offset = ret; |
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44 | } |
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45 | return ret; |
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46 | } |
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47 | |
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48 | _READ_WRITE_RETURN_TYPE |
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49 | __swrite64 (struct _reent *ptr, |
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50 | void *cookie, |
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51 | char const *buf, |
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52 | _READ_WRITE_BUFSIZE_TYPE n) |
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53 | { |
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54 | register FILE *fp = (FILE *) cookie; |
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55 | _READ_WRITE_RETURN_TYPE w; |
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56 | #ifdef __SCLE |
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57 | int oldmode=0; |
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58 | #endif |
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59 | |
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60 | if (fp->_flags & __SAPP) |
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61 | (void) _lseek64_r (ptr, fp->_file, (_off64_t)0, SEEK_END); |
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62 | fp->_flags &= ~__SOFF; /* in case O_APPEND mode is set */ |
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63 | |
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64 | #ifdef __SCLE |
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65 | if (fp->_flags & __SCLE) |
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66 | oldmode = setmode(fp->_file, O_BINARY); |
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67 | #endif |
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68 | |
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69 | w = _write_r (ptr, fp->_file, buf, n); |
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70 | |
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71 | #ifdef __SCLE |
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72 | if (oldmode) |
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73 | setmode(fp->_file, oldmode); |
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74 | #endif |
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75 | |
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76 | return w; |
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77 | } |
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78 | |
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79 | #endif /* __LARGE64_FILES */ |
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