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-rw-r--r--sysroot/usr/include/signal.h132
1 files changed, 132 insertions, 0 deletions
diff --git a/sysroot/usr/include/signal.h b/sysroot/usr/include/signal.h
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+++ b/sysroot/usr/include/signal.h
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+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+#ifndef _SIGNAL_H_
+#define _SIGNAL_H_
+
+#include <sys/cdefs.h>
+#include <limits.h> /* For LONG_BIT */
+#include <string.h> /* For memset() */
+#include <sys/types.h>
+#include <asm/signal.h>
+#include <asm/sigcontext.h>
+
+#define __ARCH_SI_UID_T __kernel_uid32_t
+#include <asm/siginfo.h>
+#undef __ARCH_SI_UID_T
+
+__BEGIN_DECLS
+
+typedef int sig_atomic_t;
+
+/* _NSIG is used by the SIGRTMAX definition under <asm/signal.h>, however
+ * its definition is part of a #if __KERNEL__ .. #endif block in the original
+ * kernel headers and is thus not part of our cleaned-up versions.
+ *
+ * Looking at the current kernel sources, it is defined as 64 for all
+ * architectures except for the 'mips' one which set it to 128.
+ */
+#ifndef _NSIG
+# define _NSIG 64
+#endif
+
+extern const char * const sys_siglist[];
+extern const char * const sys_signame[];
+
+static __inline__ int sigismember(sigset_t *set, int signum)
+{
+ unsigned long *local_set = (unsigned long *)set;
+ signum--;
+ return (int)((local_set[signum/LONG_BIT] >> (signum%LONG_BIT)) & 1);
+}
+
+
+static __inline__ int sigaddset(sigset_t *set, int signum)
+{
+ unsigned long *local_set = (unsigned long *)set;
+ signum--;
+ local_set[signum/LONG_BIT] |= 1UL << (signum%LONG_BIT);
+ return 0;
+}
+
+
+static __inline__ int sigdelset(sigset_t *set, int signum)
+{
+ unsigned long *local_set = (unsigned long *)set;
+ signum--;
+ local_set[signum/LONG_BIT] &= ~(1UL << (signum%LONG_BIT));
+ return 0;
+}
+
+
+static __inline__ int sigemptyset(sigset_t *set)
+{
+ memset(set, 0, sizeof *set);
+ return 0;
+}
+
+static __inline__ int sigfillset(sigset_t *set)
+{
+ memset(set, ~0, sizeof *set);
+ return 0;
+}
+
+
+/* compatibility types */
+typedef void (*sig_t)(int);
+typedef sig_t sighandler_t;
+
+/* differentiater between sysv and bsd behaviour 8*/
+extern __sighandler_t sysv_signal(int, __sighandler_t);
+extern __sighandler_t bsd_signal(int, __sighandler_t);
+
+/* the default is bsd */
+static __inline__ __sighandler_t signal(int s, __sighandler_t f)
+{
+ return bsd_signal(s,f);
+}
+
+/* the syscall itself */
+extern __sighandler_t __signal(int, __sighandler_t, int);
+
+extern int sigprocmask(int, const sigset_t *, sigset_t *);
+extern int sigaction(int, const struct sigaction *, struct sigaction *);
+
+extern int sigpending(sigset_t *);
+extern int sigsuspend(const sigset_t *);
+extern int sigwait(const sigset_t *set, int *sig);
+extern int siginterrupt(int sig, int flag);
+
+extern int raise(int);
+extern int kill(pid_t, int);
+extern int killpg(int pgrp, int sig);
+extern int sigaltstack(const stack_t *ss, stack_t *oss);
+
+
+__END_DECLS
+
+#endif /* _SIGNAL_H_ */