From 945ac25080493126d094731510b85bc2d90a1170 Mon Sep 17 00:00:00 2001
From: Karel Zak
Date: Fri, 28 Oct 2011 00:23:59 +0200
Subject: prlimit: add add falbacks

Signed-off-by: Karel Zak <kzak@redhat.com>
---
 sys-utils/prlimit.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'sys-utils/prlimit.c')

diff --git a/sys-utils/prlimit.c b/sys-utils/prlimit.c
index 74c7fc98e..2c7e6635e 100644
--- a/sys-utils/prlimit.c
+++ b/sys-utils/prlimit.c
@@ -33,6 +33,10 @@
 #include "xalloc.h"
 #include "strutils.h"
 
+#ifndef RLIMIT_RTTIME
+# define RLIMIT_RTTIME 15
+#endif
+
 enum {
 	AS,
 	CORE,
@@ -123,6 +127,16 @@ static int columns[NCOLS], ncolumns;
 static pid_t pid; /* calling process (default) */
 static int verbose;
 
+#ifndef HAVE_PRLIMIT
+# include <sys/syscall.h>
+static int prlimit(pid_t p, int resource,
+		   const struct rlimit *new_limit,
+		   struct rlimit *old_limit)
+{
+	return syscall(SYS_prlimit, p, resource, new_limit, old_limit);
+}
+#endif
+
 static void __attribute__ ((__noreturn__)) usage(FILE * out)
 {
 	size_t i;
-- 
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