From 6334e558ab33ee1e54ed33740881a2798c5915c2 Mon Sep 17 00:00:00 2001
From: Eric Andersen <andersen@codepoet.org>
Date: Wed, 21 Jan 2004 23:27:48 +0000
Subject: Split up syscalls.c, since it had grown to be quite large and ugly. 
 -Erik

---
 libc/sysdeps/linux/common/nice.c | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 libc/sysdeps/linux/common/nice.c

(limited to 'libc/sysdeps/linux/common/nice.c')

diff --git a/libc/sysdeps/linux/common/nice.c b/libc/sysdeps/linux/common/nice.c
new file mode 100644
index 000000000..087463b8c
--- /dev/null
+++ b/libc/sysdeps/linux/common/nice.c
@@ -0,0 +1,37 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * nice() for uClibc
+ *
+ * Copyright (C) 2000-2004 by Erik Andersen <andersen@codpoet.org>
+ *
+ * GNU Library General Public License (LGPL) version 2 or later.
+ */
+
+#include "syscalls.h"
+#include <unistd.h>
+#ifdef __NR_nice
+_syscall1(int, nice, int, inc);
+#else
+#include <sys/resource.h>
+int nice(int incr)
+{
+	int save, prio, result;
+
+	save = errno;
+	__set_errno(0);
+	prio = getpriority(PRIO_PROCESS, 0);
+	if (prio == -1) {
+		if (errno != 0) {
+			return -1;
+		} else {
+			__set_errno(save);
+		}
+	}
+	result = setpriority(PRIO_PROCESS, 0, prio + incr);
+	if (result != -1) {
+		return prio + incr;
+	} else {
+		return -1;
+	}
+}
+#endif
-- 
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