[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/libc/glibc/glibc-2.22/bits/sigset.h b/ap/libc/glibc/glibc-2.22/bits/sigset.h
new file mode 100644
index 0000000..f5f14b0
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+++ b/ap/libc/glibc/glibc-2.22/bits/sigset.h
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+/* __sig_atomic_t, __sigset_t, and related definitions. Generic/BSD version.
+ Copyright (C) 1991-2015 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/>. */
+
+#ifndef _SIGSET_H_types
+#define _SIGSET_H_types 1
+
+typedef int __sig_atomic_t;
+
+/* A `sigset_t' has a bit for each signal. */
+typedef unsigned long int __sigset_t;
+
+#endif
+
+
+/* We only want to define these functions if <signal.h> was actually
+ included; otherwise we were included just to define the types. Since we
+ are namespace-clean, it wouldn't hurt to define extra macros. But
+ trouble can be caused by functions being defined (e.g., any global
+ register vars declared later will cause compilation errors). */
+
+#if !defined _SIGSET_H_fns && defined _SIGNAL_H
+#define _SIGSET_H_fns 1
+
+#ifndef _EXTERN_INLINE
+# define _EXTERN_INLINE __extern_inline
+#endif
+
+/* Return a mask that includes SIG only. The cast to `sigset_t' avoids
+ overflow if `sigset_t' is wider than `int'. */
+#define __sigmask(sig) (((__sigset_t) 1) << ((sig) - 1))
+
+#define __sigemptyset(set) \
+ (__extension__ ({ *(set) = (__sigset_t) 0; 0; })
+#define __sigfillset(set) \
+ (__extension__ ({ *(set) = ~(__sigset_t) 0; 0; }))
+
+#ifdef _GNU_SOURCE
+# define __sigisemptyset(set) (*(set) == (__sigset_t) 0)
+# define __sigandset(dest, left, right) \
+ (__extension__ ({ *(dest) = *(left) & *(right); 0; }))
+# define __sigorset(dest, left, right) \
+ (__extension__ ({ *(dest) = *(left) | *(right); 0; }))
+#endif
+
+/* These functions needn't check for a bogus signal number -- error
+ checking is done in the non __ versions. */
+
+extern int __sigismember (const __sigset_t *, int);
+extern int __sigaddset (__sigset_t *, int);
+extern int __sigdelset (__sigset_t *, int);
+
+#ifdef __USE_EXTERN_INLINES
+# define __SIGSETFN(NAME, BODY, CONST) \
+ _EXTERN_INLINE int \
+ NAME (CONST __sigset_t *__set, int __sig) \
+ { \
+ __sigset_t __mask = __sigmask (__sig); \
+ return BODY; \
+ }
+
+__SIGSETFN (__sigismember, (*__set & __mask) ? 1 : 0, const)
+__SIGSETFN (__sigaddset, ((*__set |= __mask), 0), )
+__SIGSETFN (__sigdelset, ((*__set &= ~__mask), 0), )
+
+# undef __SIGSETFN
+#endif
+
+
+#endif /* ! _SIGSET_H_fns. */