Add sys/resource.h implementation and nice(3)

1 files changed, 12 insertions, 0 deletions

diff --git a/lib/libc/sys/resource/getpriority.c b/lib/libc/sys/resource/getpriority.c
new file mode 100644
index 00000000..3df9eb30
--- /dev/null
+++ b/lib/libc/sys/resource/getpriority.c
@@ -0,0 +1,12 @@
+#include <sys/resource.h>
+#include <syscall.h>
+
+int getpriority(int which, int who)
+{
+	int r = syscall(getpriority, which, who);
+
+	if (r < 0)
+		return r;
+
+	return 20 - r;
+}