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maint: Run 'make update-copyright'
author Paul Eggert <eggert@cs.ucla.edu>
date Tue, 01 Jan 2019 00:25:11 +0100
parents 10eb9086bea0
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* Test checking user's permissions for a file.
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2 Copyright (C) 2011-2019 Free Software Foundation, Inc.
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3
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4 This program is free software: you can redistribute it and/or modify
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5 it under the terms of the GNU General Public License as published by
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6 the Free Software Foundation; either version 3 of the License, or
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7 (at your option) any later version.
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8
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9 This program is distributed in the hope that it will be useful,
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10 but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 GNU General Public License for more details.
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13
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14 You should have received a copy of the GNU General Public License
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15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
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16
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17 #include <config.h>
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18
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19 #include <unistd.h>
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20
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21 #include "signature.h"
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22 SIGNATURE_CHECK (faccessat, int, (int, const char *, int, int));
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23
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24 #include <errno.h>
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25 #include <fcntl.h>
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26
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27 #include "macros.h"
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28
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29 #define BASE "test-faccessat.t"
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30
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31 int
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32 main (void)
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33 {
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34 /* Test behaviour for invalid file descriptors. */
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35 {
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36 errno = 0;
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37 ASSERT (faccessat (-1, "foo", F_OK, 0) == -1);
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38 ASSERT (errno == EBADF);
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39 }
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40 {
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41 close (99);
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42 errno = 0;
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43 ASSERT (faccessat (99, "foo", F_OK, 0) == -1);
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44 ASSERT (errno == EBADF);
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45 }
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46
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47 /* Test behavior with trailing slash. */
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48 unlink (BASE "file");
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49 ASSERT (faccessat (AT_FDCWD, ".", X_OK, 0) == 0);
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50 ASSERT (faccessat (AT_FDCWD, "./", X_OK, 0) == 0);
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51 ASSERT (close (open (BASE "file", O_CREAT | O_WRONLY, 0)) == 0);
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52 ASSERT (faccessat (AT_FDCWD, BASE "file", F_OK, 0) == 0);
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53 ASSERT (faccessat (AT_FDCWD, BASE "file/", F_OK, 0) != 0);
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54 unlink (BASE "link1");
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55 if (symlink (".", BASE "link1") == 0)
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56 {
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57 ASSERT (faccessat (AT_FDCWD, BASE "link1", X_OK, 0) == 0);
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58 ASSERT (faccessat (AT_FDCWD, BASE "link1/", X_OK, 0) == 0);
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59
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60 unlink (BASE "link2");
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61 ASSERT (symlink (BASE "file", BASE "link2") == 0);
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62 ASSERT (faccessat (AT_FDCWD, BASE "link2", F_OK, 0) == 0);
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63 ASSERT (faccessat (AT_FDCWD, BASE "link2/", F_OK, 0) != 0);
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64 unlink (BASE "link2");
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65
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66 unlink (BASE "link3");
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67 ASSERT (symlink (BASE "no-such-file", BASE "link3") == 0);
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68 ASSERT (faccessat (AT_FDCWD, BASE "link3", F_OK, 0) != 0);
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69 ASSERT (faccessat (AT_FDCWD, BASE "link3/", F_OK, 0) != 0);
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70 unlink (BASE "link3");
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71 }
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72 unlink (BASE "link1");
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73 unlink (BASE "file");
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74
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75 return 0;
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76 }