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| 1 | +From e8b56ebd536e82b15542a00c888109471936bfda Mon Sep 17 00:00:00 2001 |
| 2 | +From: =?UTF-8?q?P=C3=A1draig=20Brady?= <P@draigBrady.com> |
| 3 | +Date: Fri, 24 Sep 2021 20:57:41 +0100 |
| 4 | +Subject: [PATCH] chmod: fix exit status when ignoring symlinks |
| 5 | + |
| 6 | +* src/chmod.c: Reorder enum so CH_NOT_APPLIED |
| 7 | +can be treated as a non error. |
| 8 | +* tests/chmod/ignore-symlink.sh: A new test. |
| 9 | +* tests/local.mk: Reference the new test. |
| 10 | +* NEWS: Mention the bug fix. |
| 11 | +Fixes https://bugs.gnu.org/50784 |
| 12 | +--- |
| 13 | + NEWS | 6 ++++++ |
| 14 | + src/chmod.c | 4 ++-- |
| 15 | + tests/chmod/ignore-symlink.sh | 31 +++++++++++++++++++++++++++++++ |
| 16 | + tests/local.mk | 1 + |
| 17 | + 4 files changed, 40 insertions(+), 2 deletions(-) |
| 18 | + create mode 100755 tests/chmod/ignore-symlink.sh |
| 19 | + |
| 20 | +diff --git a/NEWS b/NEWS |
| 21 | +index a1470a7d7..1cb3c28a1 100644 |
| 22 | +--- a/NEWS |
| 23 | ++++ b/NEWS |
| 24 | +@@ -2,6 +2,12 @@ GNU coreutils NEWS -*- outline -*- |
| 25 | + |
| 26 | + * Noteworthy changes in release ?.? (????-??-??) [?] |
| 27 | + |
| 28 | ++** Bug fixes |
| 29 | ++ |
| 30 | ++ chmod -R no longer exits with error status when encountering symlinks. |
| 31 | ++ All files would be processed correctly, but the exit status was incorrect. |
| 32 | ++ [bug introduced in coreutils-9.0] |
| 33 | ++ |
| 34 | + |
| 35 | + * Noteworthy changes in release 9.0 (2021-09-24) [stable] |
| 36 | + |
| 37 | +diff --git a/src/chmod.c b/src/chmod.c |
| 38 | +index 37b04f500..57ac47f33 100644 |
| 39 | +--- a/src/chmod.c |
| 40 | ++++ b/src/chmod.c |
| 41 | +@@ -44,8 +44,8 @@ struct change_status |
| 42 | + enum |
| 43 | + { |
| 44 | + CH_NO_STAT, |
| 45 | +- CH_NOT_APPLIED, |
| 46 | + CH_FAILED, |
| 47 | ++ CH_NOT_APPLIED, |
| 48 | + CH_NO_CHANGE_REQUESTED, |
| 49 | + CH_SUCCEEDED |
| 50 | + } |
| 51 | +@@ -322,7 +322,7 @@ process_file (FTS *fts, FTSENT *ent) |
| 52 | + if ( ! recurse) |
| 53 | + fts_set (fts, ent, FTS_SKIP); |
| 54 | + |
| 55 | +- return CH_NO_CHANGE_REQUESTED <= ch.status; |
| 56 | ++ return CH_NOT_APPLIED <= ch.status; |
| 57 | + } |
| 58 | + |
| 59 | + /* Recursively change the modes of the specified FILES (the last entry |
| 60 | +diff --git a/tests/chmod/ignore-symlink.sh b/tests/chmod/ignore-symlink.sh |
| 61 | +new file mode 100755 |
| 62 | +index 000000000..5ce3de816 |
| 63 | +--- /dev/null |
| 64 | ++++ b/tests/chmod/ignore-symlink.sh |
| 65 | +@@ -0,0 +1,31 @@ |
| 66 | ++#!/bin/sh |
| 67 | ++# Test for proper exit code of chmod on a processed symlink. |
| 68 | ++ |
| 69 | ++# Copyright (C) 2021 Free Software Foundation, Inc. |
| 70 | ++ |
| 71 | ++# This program is free software: you can redistribute it and/or modify |
| 72 | ++# it under the terms of the GNU General Public License as published by |
| 73 | ++# the Free Software Foundation, either version 3 of the License, or |
| 74 | ++# (at your option) any later version. |
| 75 | ++ |
| 76 | ++# This program is distributed in the hope that it will be useful, |
| 77 | ++# but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 78 | ++# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 79 | ++# GNU General Public License for more details. |
| 80 | ++ |
| 81 | ++# You should have received a copy of the GNU General Public License |
| 82 | ++# along with this program. If not, see <https://www.gnu.org/licenses/>. |
| 83 | ++ |
| 84 | ++. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src |
| 85 | ++print_ver_ chmod |
| 86 | ++ |
| 87 | ++mkdir dir || framework_failure_ |
| 88 | ++touch dir/f || framework_failure_ |
| 89 | ++ln -s f dir/l || framework_failure_ |
| 90 | ++ |
| 91 | ++# This operation ignores symlinks but should succeed. |
| 92 | ++chmod u+w -R dir 2> out || fail=1 |
| 93 | ++ |
| 94 | ++compare /dev/null out || fail=1 |
| 95 | ++ |
| 96 | ++Exit $fail |
| 97 | +diff --git a/tests/local.mk b/tests/local.mk |
| 98 | +index 228d0e368..b5b893fb7 100644 |
| 99 | +--- a/tests/local.mk |
| 100 | ++++ b/tests/local.mk |
| 101 | +@@ -456,6 +456,7 @@ all_tests = \ |
| 102 | + tests/chmod/c-option.sh \ |
| 103 | + tests/chmod/equal-x.sh \ |
| 104 | + tests/chmod/equals.sh \ |
| 105 | ++ tests/chmod/ignore-symlink.sh \ |
| 106 | + tests/chmod/inaccessible.sh \ |
| 107 | + tests/chmod/octal.sh \ |
| 108 | + tests/chmod/setgid.sh \ |
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