Mercurial > gnulib
annotate tests/test-fchownat.c @ 40196:e63f5d3edab5
relocatable-prog: Update documentation.
* doc/relocatable-maint.texi (Supporting Relocation): Update to match
the recent changes.
| author | Bruno Haible <bruno@clisp.org> |
|---|---|
| date | Sun, 24 Feb 2019 01:49:15 +0100 |
| parents | b06060465f09 |
| children |
| rev | line source |
|---|---|
| 12291 | 1 /* Tests of fchownat. |
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maint: Run 'make update-copyright'
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2 Copyright (C) 2009-2019 Free Software Foundation, Inc. |
| 12291 | 3 |
| 4 This program is free software: you can redistribute it and/or modify | |
| 5 it under the terms of the GNU General Public License as published by | |
| 6 the Free Software Foundation; either version 3 of the License, or | |
| 7 (at your option) any later version. | |
| 8 | |
| 9 This program is distributed in the hope that it will be useful, | |
| 10 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 GNU General Public License for more details. | |
| 13 | |
| 14 You should have received a copy of the GNU General Public License | |
| 19190 | 15 along with this program. If not, see <https://www.gnu.org/licenses/>. */ |
| 12291 | 16 |
| 17 /* Written by Eric Blake <ebb9@byu.net>, 2009. */ | |
| 18 | |
| 19 #include <config.h> | |
| 20 | |
| 21 #include <unistd.h> | |
| 22 | |
| 12489 | 23 #include "signature.h" |
| 24 SIGNATURE_CHECK (fchownat, int, (int, char const *, uid_t, gid_t, int)); | |
| 25 | |
| 12291 | 26 #include <fcntl.h> |
| 27 #include <errno.h> | |
| 28 #include <stdbool.h> | |
| 29 #include <stdio.h> | |
| 30 #include <stdlib.h> | |
| 31 #include <sys/stat.h> | |
| 32 | |
| 33 #include "mgetgroups.h" | |
| 34 #include "openat.h" | |
| 35 #include "stat-time.h" | |
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36 #include "ignore-value.h" |
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37 #include "macros.h" |
| 12291 | 38 |
| 39 #define BASE "test-fchownat.t" | |
| 40 | |
| 41 #include "test-chown.h" | |
| 42 #include "test-lchown.h" | |
| 43 | |
| 44 static int dfd = AT_FDCWD; | |
| 45 | |
| 46 /* Wrapper around fchownat to test chown behavior. */ | |
| 47 static int | |
| 48 do_chown (char const *name, uid_t user, gid_t group) | |
| 49 { | |
| 50 return chownat (dfd, name, user, group); | |
| 51 } | |
| 52 | |
| 53 /* Wrapper around fchownat to test lchown behavior. */ | |
| 54 static int | |
| 55 do_lchown (char const *name, uid_t user, gid_t group) | |
| 56 { | |
| 57 return lchownat (dfd, name, user, group); | |
| 58 } | |
| 59 | |
| 60 int | |
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61 main (int argc _GL_UNUSED, char *argv[]) |
| 12291 | 62 { |
| 63 int result1; /* Skip because of no chown/symlink support. */ | |
| 64 int result2; /* Skip because of no lchown support. */ | |
| 65 | |
| 66 /* Clean up any trash from prior testsuite runs. */ | |
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67 ignore_value (system ("rm -rf " BASE "*")); |
| 12291 | 68 |
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69 /* Test behaviour for invalid file descriptors. */ |
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70 { |
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71 errno = 0; |
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72 ASSERT (fchownat (-1, "foo", getuid (), getgid (), 0) == -1); |
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73 ASSERT (errno == EBADF); |
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74 } |
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75 { |
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76 close (99); |
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77 errno = 0; |
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78 ASSERT (fchownat (99, "foo", getuid (), getgid (), 0) == -1); |
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79 ASSERT (errno == EBADF); |
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80 } |
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81 |
| 12291 | 82 /* Basic tests. */ |
| 83 result1 = test_chown (do_chown, true); | |
| 84 result2 = test_lchown (do_lchown, result1 == 0); | |
| 85 dfd = open (".", O_RDONLY); | |
| 86 ASSERT (0 <= dfd); | |
| 87 ASSERT (test_chown (do_chown, false) == result1); | |
| 88 ASSERT (test_lchown (do_lchown, false) == result2); | |
| 89 /* We expect 0/0, 0/77, or 77/77, but not 77/0. */ | |
| 90 ASSERT (result1 <= result2); | |
| 91 ASSERT (close (dfd) == 0); | |
| 92 | |
| 93 /* FIXME - add additional tests of dfd not at current directory. */ | |
| 94 return result1 | result2; | |
| 95 } |