1 | /* |
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2 | * closedir() - POSIX 1003.1b - XXX |
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3 | * |
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4 | * This was copied from Newlib 1.8.0. |
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5 | * |
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6 | * |
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7 | * Copyright (c) 1983 Regents of the University of California. |
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8 | * All rights reserved. |
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9 | * |
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10 | * Redistribution and use in source and binary forms, with or without |
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11 | * modification, are permitted provided that the following conditions |
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12 | * are met: |
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13 | * 1. Redistributions of source code must retain the above copyright |
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14 | * notice, this list of conditions and the following disclaimer. |
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15 | * 2. Redistributions in binary form must reproduce the above copyright |
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16 | * notice, this list of conditions and the following disclaimer in the |
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17 | * documentation and/or other materials provided with the distribution. |
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18 | * 3. All advertising materials mentioning features or use of this software |
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19 | * must display the following acknowledgement: |
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20 | * This product includes software developed by the University of |
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21 | * California, Berkeley and its contributors. |
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22 | * 4. Neither the name of the University nor the names of its contributors |
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23 | * may be used to endorse or promote products derived from this software |
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24 | * without specific prior written permission. |
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25 | * |
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26 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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27 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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28 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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29 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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30 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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31 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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32 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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33 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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34 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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35 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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36 | * SUCH DAMAGE. |
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37 | */ |
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38 | |
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39 | #if defined(LIBC_SCCS) && !defined(lint) |
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40 | static char sccsid[] = "@(#)closedir.c 5.9 (Berkeley) 2/23/91"; |
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41 | #endif /* LIBC_SCCS and not lint */ |
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42 | |
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43 | #include <sys/types.h> |
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44 | #include <dirent.h> |
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45 | #include <stdlib.h> |
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46 | #include <unistd.h> |
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47 | #include <errno.h> |
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48 | |
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49 | |
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50 | #include "libio_.h" |
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51 | |
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52 | /* |
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53 | * close a directory. |
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54 | */ |
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55 | int |
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56 | closedir(dirp) |
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57 | register DIR *dirp; |
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58 | { |
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59 | int fd; |
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60 | |
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61 | if ( !dirp ) |
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62 | set_errno_and_return_minus_one( EBADF ); |
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63 | |
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64 | fd = dirp->dd_fd; |
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65 | dirp->dd_fd = -1; |
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66 | dirp->dd_loc = 0; |
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67 | (void)free((void *)dirp->dd_buf); |
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68 | (void)free((void *)dirp); |
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69 | return(close(fd)); |
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70 | } |
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