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-rw-r--r--tools/include/nolibc/sys.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/tools/include/nolibc/sys.h b/tools/include/nolibc/sys.h
index 2f359cb03d..dda9dffd1d 100644
--- a/tools/include/nolibc/sys.h
+++ b/tools/include/nolibc/sys.h
@@ -21,6 +21,7 @@
#include <linux/fcntl.h> /* for O_* and AT_* */
#include <linux/stat.h> /* for statx() */
#include <linux/prctl.h>
+#include <linux/resource.h>
#include "arch.h"
#include "errno.h"
@@ -899,6 +900,43 @@ int reboot(int cmd)
/*
+ * int getrlimit(int resource, struct rlimit *rlim);
+ * int setrlimit(int resource, const struct rlimit *rlim);
+ */
+
+static __attribute__((unused))
+int sys_prlimit64(pid_t pid, int resource,
+ const struct rlimit64 *new_limit, struct rlimit64 *old_limit)
+{
+ return my_syscall4(__NR_prlimit64, pid, resource, new_limit, old_limit);
+}
+
+static __attribute__((unused))
+int getrlimit(int resource, struct rlimit *rlim)
+{
+ struct rlimit64 rlim64;
+ int ret;
+
+ ret = __sysret(sys_prlimit64(0, resource, NULL, &rlim64));
+ rlim->rlim_cur = rlim64.rlim_cur;
+ rlim->rlim_max = rlim64.rlim_max;
+
+ return ret;
+}
+
+static __attribute__((unused))
+int setrlimit(int resource, const struct rlimit *rlim)
+{
+ struct rlimit64 rlim64 = {
+ .rlim_cur = rlim->rlim_cur,
+ .rlim_max = rlim->rlim_max,
+ };
+
+ return __sysret(sys_prlimit64(0, resource, &rlim64, NULL));
+}
+
+
+/*
* int sched_yield(void);
*/