[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/build/uClibc/libc/signal/sigblock.c b/ap/build/uClibc/libc/signal/sigblock.c
new file mode 100644
index 0000000..ad3acb0
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigblock.c
@@ -0,0 +1,34 @@
+/* Copyright (C) 1991, 1994-1998, 2001-2002 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#define __UCLIBC_HIDE_DEPRECATED__
+#include <errno.h>
+#include <signal.h>
+
+#include "sigset-cvt-mask.h"
+
+/* Block signals in MASK, returning the old mask. */
+int sigblock (int mask)
+{
+ sigset_t set, oset;
+
+ sigset_set_old_mask (&set, mask);
+ sigprocmask (SIG_BLOCK, &set, &oset); /* can't fail */
+ return sigset_get_old_mask (&oset);
+}
+libc_hidden_def(sigblock)