Libc-498.tar.gz

[apple/libc.git] / gen / FreeBSD / nice.c.patch

diff --git a/gen/FreeBSD/nice.c.patch b/gen/FreeBSD/nice.c.patch
new file mode 100644 (file)
index 0000000..6ce1320
--- /dev/null
+++ b/gen/FreeBSD/nice.c.patch
@@ -0,0 +1,39 @@
+Index: nice.c
+===================================================================
+RCS file: /cvs/root/Libc/gen/FreeBSD/nice.c,v
+retrieving revision 1.2
+diff -u -d -b -w -p -r1.2 nice.c
+--- nice.c     2003/05/20 22:21:02     1.2
++++ nice.c     2005/04/06 22:28:10
+@@ -42,7 +42,9 @@ __FBSDID("$FreeBSD: src/lib/libc/gen/nic
+ #include <sys/resource.h>
+ #include <errno.h>
+ #include <unistd.h>
+-
++#if __DARWIN_UNIX03
++#include <limits.h>
++#endif /* __DARWIN_UNIX03 */
+ /*
+  * Backwards compatible nice.
+  */
+@@ -50,11 +52,18 @@ int
+ nice(incr)
+       int incr;
+ {
+-      int prio;
++      int prio, rv;
+ 
+       errno = 0;
+       prio = getpriority(PRIO_PROCESS, 0);
+       if (prio == -1 && errno)
+               return (-1);
+-      return (setpriority(PRIO_PROCESS, 0, prio + incr));
++#if __DARWIN_UNIX03
++      if (prio + incr > NZERO-1)
++              incr = NZERO-1-prio;
++#endif /* __DARWIN_UNIX03 */
++      rv = setpriority(PRIO_PROCESS, 0, prio + incr);
++      if (rv == -1 && errno == EACCES)
++              errno = EPERM;
++      return (rv == -1) ? rv : getpriority(PRIO_PROCESS, 0);
+ }