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truncate: use O_WRONLY|O_NONBLOCK

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This matches coreutils behavior.  We don't read the fd, and truncation
does not need blocking.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Mike Frysinger 2016-01-13 13:30:20 -05:00
parent e111a16404
commit 6a70db85cf
1 changed files with 1 additions and 1 deletions
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2
coreutils/truncate.c
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@ -40,7 +40,7 @@ int truncate_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int truncate_main(int argc UNUSED_PARAM, char **argv)
{
unsigned opts;
int flags = O_RDWR;
int flags = O_WRONLY | O_NONBLOCK;
int ret = EXIT_SUCCESS;
char *size_str;
off_t size;