Add getpid.

2 files changed, 33 insertions, 0 deletions

diff --git a/sysdeps/nacl/getpid.c b/sysdeps/nacl/getpid.c
new file mode 100644
index 0000000000..45239881e4
--- /dev/null
+++ b/sysdeps/nacl/getpid.c
@@ -0,0 +1,32 @@
+/* Get the process ID of the calling process.  NaCl version.
+   Copyright (C) 2013 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 <errno.h>
+#include <unistd.h>
+#include <nacl-interfaces.h>
+
+/* Get the process ID of the calling process.  */
+pid_t
+__getpid (void)
+{
+  int pid;
+  return NACL_CALL (__nacl_irt_dev_getpid.getpid (&pid), pid);
+}
+libc_hidden_def (__getpid)
+weak_alias (__getpid, getpid)
+libc_hidden_weak (getpid)
diff --git a/sysdeps/nacl/nacl-interface-list.h b/sysdeps/nacl/nacl-interface-list.h
index 880770c7a5..6b96dfa555 100644
--- a/sysdeps/nacl/nacl-interface-list.h
+++ b/sysdeps/nacl/nacl-interface-list.h
@@ -10,3 +10,4 @@ NACL_MANDATORY_INTERFACE (NACL_IRT_SEM_v0_1, nacl_irt_sem)
 NACL_MANDATORY_INTERFACE (NACL_IRT_TLS_v0_1, nacl_irt_tls)
 NACL_MANDATORY_INTERFACE (NACL_IRT_RESOURCE_OPEN_v0_1, nacl_irt_resource_open)
 NACL_OPTIONAL_INTERFACE (NACL_IRT_CLOCK_v0_1, nacl_irt_clock)
+NACL_OPTIONAL_INTERFACE (NACL_IRT_DEV_GETPID_v0_1, nacl_irt_dev_getpid)