Merge commit 'refs/top-bases/t/bigmem' into t/bigmem

1 files changed, 68 insertions, 0 deletions

diff --git a/sysdeps/unix/sysv/linux/mips/getrlimit64.c b/sysdeps/unix/sysv/linux/mips/getrlimit64.c
new file mode 100644
index 0000000000..751b11a631
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/mips/getrlimit64.c
@@ -0,0 +1,68 @@
+/* Copyright (C) 2013-2015 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <sgidefs.h>
+
+#if _MIPS_SIM == _ABIO32 || _MIPS_SIM == _ABIN32
+
+# include <shlib-compat.h>
+
+# define getrlimit64 __new_getrlimit64
+# include <sysdeps/unix/sysv/linux/getrlimit64.c>
+# undef getrlimit64
+
+versioned_symbol (libc, __getrlimit64, getrlimit64, GLIBC_2_19);
+strong_alias (__getrlimit64, __GI_getrlimit64)
+
+# if SHLIB_COMPAT (libc, GLIBC_2_2, GLIBC_2_19)
+
+/* RLIM64_INFINITY was supposed to be a glibc convention rather than
+   anything seen by the kernel, but it ended being passed to the kernel
+   through the prlimit64 syscall.  Given that a lot of binaries with
+   the wrong constant value are in the wild, provide a wrapper function
+   fixing the value after the syscall.  */
+
+#  define OLD_RLIM64_INFINITY		0x7fffffffffffffffULL
+
+int
+attribute_compat_text_section
+__old_getrlimit64 (enum __rlimit_resource resource,
+		   struct rlimit64 *rlimits)
+{
+  struct rlimit64 krlimits;
+
+  if (__getrlimit64 (resource, &krlimits) < 0)
+    return -1;
+
+  if (krlimits.rlim_cur == RLIM64_INFINITY)
+    rlimits->rlim_cur = OLD_RLIM64_INFINITY;
+  else
+    rlimits->rlim_cur = krlimits.rlim_cur;
+  if (krlimits.rlim_max == RLIM64_INFINITY)
+    rlimits->rlim_max = OLD_RLIM64_INFINITY;
+  else
+    rlimits->rlim_max = krlimits.rlim_max;
+
+  return 0;
+}
+
+compat_symbol (libc, __old_getrlimit64, getrlimit64, GLIBC_2_2);
+# endif
+
+#else /* !_ABI_O32 && !_ABI_N32 */
+# include <sysdeps/unix/sysv/linux/getrlimit64.c>
+#endif