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author | Rob Landley <rob@landley.net> | 2012-08-16 22:24:30 -0500 |
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committer | Rob Landley <rob@landley.net> | 2012-08-16 22:24:30 -0500 |
commit | 734206bd09aaba9c3175be557e4f35b095df1ccf (patch) | |
tree | 52c3bc4f64a8c63826df1c9daf7df5696ea6b8f0 | |
parent | c96444da80b7db3bd5d7c3e05e15f973840378c6 (diff) | |
download | toybox-734206bd09aaba9c3175be557e4f35b095df1ccf.tar.gz |
Bugfix from Avery Pennarun: getpriority() uses a different range than nice(), so follow thenice man page and zero errno then check it if nice returns -1.
-rw-r--r-- | toys/nice.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/toys/nice.c b/toys/nice.c index 0be74886..84975dfc 100644 --- a/toys/nice.c +++ b/toys/nice.c @@ -34,9 +34,8 @@ void nice_main(void) { if (!toys.optflags) TT.priority = 10; - nice(TT.priority); - if (getpriority(PRIO_PROCESS, getpid()) != TT.priority) - perror_exit("Can't set priority"); + errno = 0; + if (nice(TT.priority)==-1 && errno) perror_exit("Can't set priority"); xexec(toys.optargs); } |