diff options
| -rw-r--r-- | ChangeLog | 8 | ||||
| -rw-r--r-- | NEWS | 4 | ||||
| -rw-r--r-- | src/chmod.c | 7 | ||||
| -rwxr-xr-x | tests/chmod/thru-dangling | 6 |
4 files changed, 23 insertions, 2 deletions
@@ -1,3 +1,11 @@ +2007-09-07 Jim Meyering <jim@meyering.net> + + chmod: don't ignore a dangling symlink + * NEWS: Mention the bug fix. + * src/chmod.c (process_file): Handle the case of FTS_SLNONE, + i.e., give a diagnostic saying we cannot operate on such a file. + * tests/chmod/thru-dangling: Compare new stderr output with expected. + 2007-09-07 Bob Proulx <bob@proulx.com> Add a test: demonstrate that chmod ignores a dangling symlink @@ -70,6 +70,10 @@ GNU coreutils NEWS -*- outline -*- ** Bug fixes + chmod no longer ignores a dangling symlink. Now, chmod fails + with a diagnostic saying that it cannot operate on such a file. + [bug introduced in coreutils-5.1.0] + cp attempts to read a regular file, even if stat says it is empty. Before, "cp /proc/cpuinfo c" would create an empty file when the kernel reports stat.st_size == 0, while "cat /proc/cpuinfo > c" would "work", diff --git a/src/chmod.c b/src/chmod.c index a67055420..a22e5c127 100644 --- a/src/chmod.c +++ b/src/chmod.c @@ -1,5 +1,5 @@ /* chmod -- change permission modes of files - Copyright (C) 89, 90, 91, 1995-2006 Free Software Foundation, Inc. + Copyright (C) 89, 90, 91, 1995-2007 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -220,6 +220,11 @@ process_file (FTS *fts, FTSENT *ent) ok = false; break; + case FTS_SLNONE: + error (0, 0, _("cannot operate on dangling symlink %s"), + quote (file_full_name)); + ok = false; + default: break; } diff --git a/tests/chmod/thru-dangling b/tests/chmod/thru-dangling index d972a8abf..7a82db83d 100755 --- a/tests/chmod/thru-dangling +++ b/tests/chmod/thru-dangling @@ -40,6 +40,10 @@ fi fail=0 # This operation cannot succeed since the symbolic link dangles. -chmod 644 dangle && fail=1 +chmod 644 dangle 2> out && fail=1 + +echo "chmod: cannot operate on dangling symlink \`dangle'" > exp +cmp out exp || fail=1 +test $fail = 1 && diff out exp 2> /dev/null (exit $fail); exit $fail |