zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/build/uClibc/libc/signal/Makefile b/ap/build/uClibc/libc/signal/Makefile
new file mode 100644
index 0000000..11f362a
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/Makefile
@@ -0,0 +1,13 @@
+# Makefile for uClibc
+#
+# Copyright (C) 2000-2005 Erik Andersen <andersen@uclibc.org>
+#
+# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+#
+
+top_srcdir=../../
+top_builddir=../../
+all: objs
+include $(top_builddir)Rules.mak
+include Makefile.in
+include $(top_srcdir)Makerules
diff --git a/ap/build/uClibc/libc/signal/Makefile.in b/ap/build/uClibc/libc/signal/Makefile.in
new file mode 100644
index 0000000..1eaa9f0
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/Makefile.in
@@ -0,0 +1,42 @@
+# Makefile for uClibc
+#
+# Copyright (C) 2000-2008 Erik Andersen <andersen@uclibc.org>
+#
+# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+#
+
+subdirs += libc/signal
+
+CSRC-y := allocrtsig.c killpg.c raise.c sigaction.c sigaddset.c sigandset.c \
+ sigblock.c sigdelset.c sigempty.c sigfillset.c siggetmask.c \
+ sigisempty.c sigismem.c sigjmp.c signal.c \
+ sigorset.c sigsetmask.c sigsetops.c sigwait.c
+CSRC-$(UCLIBC_HAS_OBSOLETE_BSD_SIGNAL) += \
+ sighold.c sigignore.c sigrelse.c sigset.c
+CSRC-$(UCLIBC_HAS_OBSOLETE_SYSV_SIGNAL) += sysv_signal.c
+CSRC-$(UCLIBC_SUSV4_LEGACY) += sigintr.c sigpause.c
+
+ifeq ($(UCLIBC_HAS_THREADS_NATIVE),y)
+CSRC-y:=$(filter-out raise.c,$(CSRC-y))
+endif
+
+ifneq ($(strip $(ARCH_OBJS)),)
+CSRC-y := $(filter-out $(notdir $(ARCH_OBJS:.o=.c)),$(CSRC-y))
+endif
+
+ifneq ($(UCLIBC_HAS_BACKTRACE),)
+CFLAGS-raise.c = -fasynchronous-unwind-tables
+endif
+
+SIGNAL_DIR := $(top_srcdir)libc/signal
+SIGNAL_OUT := $(top_builddir)libc/signal
+
+SIGNAL_SRC := $(patsubst %.c,$(SIGNAL_DIR)/%.c,$(CSRC-y))
+SIGNAL_OBJ := $(patsubst %.c,$(SIGNAL_OUT)/%.o,$(CSRC-y))
+
+libc-y += $(SIGNAL_OBJ)
+
+objclean-y += CLEAN_libc/signal
+
+CLEAN_libc/signal:
+ $(do_rm) $(addprefix $(SIGNAL_OUT)/*., o os)
diff --git a/ap/build/uClibc/libc/signal/allocrtsig.c b/ap/build/uClibc/libc/signal/allocrtsig.c
new file mode 100644
index 0000000..3c7d621
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/allocrtsig.c
@@ -0,0 +1,66 @@
+/* Handle real-time signal allocation.
+ Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
+
+ 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. */
+
+#include <features.h>
+#include <signal.h>
+#include <sys/types.h>
+#include <sys/syscall.h>
+
+/* Only enable rt signals when it is supported at compile time */
+#ifndef __NR_rt_sigaction
+/* In these variables we keep track of the used variables. If the
+ platform does not support any real-time signals we will define the
+ values to some unreasonable value which will signal failing of all
+ the functions below. */
+static int current_rtmin = -1;
+static int current_rtmax = -1;
+#else
+# ifdef __UCLIBC_HAS_THREADS_NATIVE__
+static int current_rtmin = __SIGRTMIN + 2;
+# else
+static int current_rtmin = __SIGRTMIN;
+# endif
+static int current_rtmax = __SIGRTMAX;
+#endif
+
+/* Return number of available real-time signal with highest priority. */
+int __libc_current_sigrtmin (void)
+{
+ return current_rtmin;
+}
+
+/* Return number of available real-time signal with lowest priority. */
+int __libc_current_sigrtmax (void)
+{
+ return current_rtmax;
+}
+
+/* Allocate real-time signal with highest/lowest available
+ priority. Please note that we don't use a lock since we assume
+ this function to be called at program start. */
+int __libc_allocate_rtsig (int high);
+int __libc_allocate_rtsig (int high)
+{
+ if (current_rtmin == -1 || current_rtmin > current_rtmax)
+ /* We don't have anymore signal available. */
+ return -1;
+
+ return high ? current_rtmin++ : current_rtmax--;
+}
diff --git a/ap/build/uClibc/libc/signal/killpg.c b/ap/build/uClibc/libc/signal/killpg.c
new file mode 100644
index 0000000..c2dc713
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/killpg.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 1991, 1993, 1996, 1997 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. */
+
+#include <errno.h>
+#include <signal.h>
+
+
+/* Send SIG to all processes in process group PGRP.
+ If PGRP is zero, send SIG to all processes in
+ the current process's process group. */
+int
+killpg (__pid_t pgrp, int sig)
+{
+ if (pgrp < 0)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return kill (- pgrp, sig);
+}
diff --git a/ap/build/uClibc/libc/signal/raise.c b/ap/build/uClibc/libc/signal/raise.c
new file mode 100644
index 0000000..aed9b46
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/raise.c
@@ -0,0 +1,14 @@
+/* Copyright (C) 1995,1996 Robert de Bath <rdebath@cix.compulink.co.uk>
+ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ */
+
+#include <unistd.h>
+#include <string.h>
+#include <signal.h>
+#include <sys/types.h>
+
+int raise(int signo)
+{
+ return kill(getpid(), signo);
+}
+libc_hidden_def(raise)
diff --git a/ap/build/uClibc/libc/signal/sigaction.c b/ap/build/uClibc/libc/signal/sigaction.c
new file mode 100644
index 0000000..c725c61
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigaction.c
@@ -0,0 +1,92 @@
+/* Copyright (C) 1997-2000,2002,2003,2005,2006 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. */
+
+#include <features.h>
+#include <errno.h>
+#include <signal.h>
+#include <string.h>
+#include <sys/syscall.h>
+
+#include <bits/kernel_sigaction.h>
+
+#ifndef LIBC_SIGACTION
+extern __typeof(sigaction) __libc_sigaction;
+#endif
+
+
+#if defined __NR_rt_sigaction
+
+/* If ACT is not NULL, change the action for SIG to *ACT.
+ If OACT is not NULL, put the old action for SIG in *OACT. */
+int
+__libc_sigaction(int sig, const struct sigaction *act, struct sigaction *oact)
+{
+ /* NB: kernel (as of 2.6.25) will return EINVAL
+ * if sizeof(act->sa_mask) does not match kernel's sizeof(sigset_t).
+ * Try to catch this problem at uclibc build time: */
+ struct BUG_sigset_size {
+ int BUG_sigset_size
+ [sizeof(act->sa_mask) == _NSIG / 8 ? 1 : -1];
+ };
+ return __syscall_rt_sigaction(sig, act, oact, sizeof(act->sa_mask));
+}
+
+#else
+
+/* If ACT is not NULL, change the action for SIG to *ACT.
+ If OACT is not NULL, put the old action for SIG in *OACT. */
+int
+__libc_sigaction(int sig, const struct sigaction *act, struct sigaction *oact)
+{
+ int result;
+ struct old_kernel_sigaction kact, koact;
+
+ if (act) {
+ kact.k_sa_handler = act->sa_handler;
+ kact.sa_mask = act->sa_mask.__val[0];
+ kact.sa_flags = act->sa_flags;
+# ifdef HAVE_SA_RESTORER
+ kact.sa_restorer = act->sa_restorer;
+# endif
+ }
+ result = __syscall_sigaction(sig,
+ act ? &kact : NULL,
+ oact ? &koact : NULL);
+ if (oact && result >= 0) {
+ oact->sa_handler = koact.k_sa_handler;
+ oact->sa_mask.__val[0] = koact.sa_mask;
+ oact->sa_flags = koact.sa_flags;
+# ifdef HAVE_SA_RESTORER
+ oact->sa_restorer = koact.sa_restorer;
+# endif
+ }
+ return result;
+}
+
+#endif
+
+
+#ifndef LIBC_SIGACTION
+# ifndef __UCLIBC_HAS_THREADS__
+strong_alias(__libc_sigaction,sigaction)
+libc_hidden_def(sigaction)
+# else
+weak_alias(__libc_sigaction,sigaction)
+libc_hidden_weak(sigaction)
+# endif
+#endif
diff --git a/ap/build/uClibc/libc/signal/sigaddset.c b/ap/build/uClibc/libc/signal/sigaddset.c
new file mode 100644
index 0000000..7577d37
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigaddset.c
@@ -0,0 +1,33 @@
+/* Copyright (C) 1991, 1996, 2003 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. */
+
+#include "sigsetops.h"
+
+/* Add SIGNO to SET. */
+int
+sigaddset (sigset_t *set, int signo)
+{
+ if (set == NULL || signo <= 0 || signo >= NSIG)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return __sigaddset (set, signo);
+}
+libc_hidden_def(sigaddset)
diff --git a/ap/build/uClibc/libc/signal/sigandset.c b/ap/build/uClibc/libc/signal/sigandset.c
new file mode 100644
index 0000000..dcc37da
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigandset.c
@@ -0,0 +1,34 @@
+/* Copyright (C) 1991, 1996, 1997 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. */
+
+#include <errno.h>
+#include <signal.h>
+#define __need_NULL
+#include <stddef.h>
+
+/* Combine sets LEFT and RIGHT by logical AND and place result in DEST. */
+int sigandset (sigset_t *dest, const sigset_t *left, const sigset_t *right)
+{
+ if (dest == NULL || left == NULL || right == NULL)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return __sigandset (dest, left, right);
+}
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)
diff --git a/ap/build/uClibc/libc/signal/sigdelset.c b/ap/build/uClibc/libc/signal/sigdelset.c
new file mode 100644
index 0000000..ff30303
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigdelset.c
@@ -0,0 +1,32 @@
+/* Copyright (C) 1991, 1996, 2003 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. */
+
+#include "sigsetops.h"
+
+/* Add SIGNO to SET. */
+int sigdelset (sigset_t *set, int signo)
+{
+ if (set == NULL || signo <= 0 || signo >= NSIG)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return __sigdelset (set, signo);
+}
+libc_hidden_def(sigdelset)
diff --git a/ap/build/uClibc/libc/signal/sigempty.c b/ap/build/uClibc/libc/signal/sigempty.c
new file mode 100644
index 0000000..b4f180b
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigempty.c
@@ -0,0 +1,39 @@
+/* Copyright (C) 1991,96,97,2002 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. */
+
+#include <errno.h>
+#include <signal.h>
+#include <string.h>
+
+
+/* Clear all signals from SET. */
+int sigemptyset (sigset_t *set)
+{
+#if 0 /* is it really required by standards?! */
+ if (set == NULL)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+#endif
+
+ __sigemptyset (set);
+
+ return 0;
+}
+libc_hidden_def(sigemptyset)
diff --git a/ap/build/uClibc/libc/signal/sigfillset.c b/ap/build/uClibc/libc/signal/sigfillset.c
new file mode 100644
index 0000000..bebd5a6
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigfillset.c
@@ -0,0 +1,52 @@
+/* Copyright (C) 1991,96,97,2002,2003,2004 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. */
+
+#include <errno.h>
+#include <signal.h>
+#include <string.h>
+#ifdef __UCLIBC_HAS_THREADS_NATIVE__
+# include <pthreadP.h> /* SIGCANCEL */
+#endif
+
+
+/* Set all signals in SET. */
+int
+sigfillset (sigset_t *set)
+{
+#if 0 /* is it really required by standards?! */
+ if (set == NULL)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+#endif
+
+ __sigfillset (set);
+
+ /* If the implementation uses a cancellation signal don't set the bit. */
+#ifdef SIGCANCEL
+ __sigdelset (set, SIGCANCEL);
+#endif
+ /* Likewise for the signal to implement setxid. */
+#ifdef SIGSETXID
+ __sigdelset (set, SIGSETXID);
+#endif
+
+ return 0;
+}
+libc_hidden_def(sigfillset)
diff --git a/ap/build/uClibc/libc/signal/siggetmask.c b/ap/build/uClibc/libc/signal/siggetmask.c
new file mode 100644
index 0000000..3992a7a
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/siggetmask.c
@@ -0,0 +1,31 @@
+/* siggetmask -- useless alias for `sigblock (0)' for old Linux compatibility.
+ Copyright (C) 1996 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 <signal.h>
+
+
+int
+siggetmask (void)
+{
+ return sigblock (0);
+}
+
+link_warning (siggetmask,
+ "warning: `siggetmask' is obsolete; `sigprocmask' is best")
diff --git a/ap/build/uClibc/libc/signal/sighold.c b/ap/build/uClibc/libc/signal/sighold.c
new file mode 100644
index 0000000..6a2e718
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sighold.c
@@ -0,0 +1,39 @@
+/* Add SIG to the calling process' signal mask.
+ Copyright (C) 1998, 2000, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+ 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 __need_NULL
+#include <stddef.h>
+#include <signal.h>
+
+
+int sighold (int sig)
+{
+ sigset_t set;
+
+ /* Retrieve current signal set. */
+ sigprocmask (SIG_SETMASK, NULL, &set); /* can't fail */
+
+ /* Bound-check sig, add it to the set. */
+ if (sigaddset (&set, sig) < 0)
+ return -1;
+
+ /* Set the new mask. */
+ return sigprocmask (SIG_SETMASK, &set, NULL);
+}
diff --git a/ap/build/uClibc/libc/signal/sigignore.c b/ap/build/uClibc/libc/signal/sigignore.c
new file mode 100644
index 0000000..a74c105
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigignore.c
@@ -0,0 +1,36 @@
+/* Set the disposition of SIG to SIG_IGN.
+ Copyright (C) 1998, 2005 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+ 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. */
+
+#include <errno.h>
+#define __need_NULL
+#include <stddef.h>
+#include <signal.h>
+#include <string.h> /* For the real memset prototype. */
+
+
+int sigignore (int sig)
+{
+ struct sigaction act;
+
+ memset(&act, 0, sizeof(act));
+ act.sa_handler = SIG_IGN;
+
+ return sigaction (sig, &act, NULL);
+}
diff --git a/ap/build/uClibc/libc/signal/sigintr.c b/ap/build/uClibc/libc/signal/sigintr.c
new file mode 100644
index 0000000..10567e9
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigintr.c
@@ -0,0 +1,56 @@
+/* Copyright (C) 1992, 1994, 1996, 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. */
+
+#include <stddef.h>
+#include <signal.h>
+#include <errno.h>
+
+
+/* If INTERRUPT is nonzero, make signal SIG interrupt system calls
+ (causing them to fail with EINTR); if INTERRUPT is zero, make system
+ calls be restarted after signal SIG. */
+#ifdef SA_RESTART
+extern sigset_t _sigintr attribute_hidden; /* Defined in signal.c. */
+#endif
+
+int siginterrupt (int sig, int interrupt)
+{
+#ifdef SA_RESTART
+ struct sigaction action;
+
+ /* Fails if sig is bad. */
+ if (sigaction (sig, NULL, &action) < 0)
+ return -1;
+
+ if (interrupt)
+ {
+ __sigaddset (&_sigintr, sig);
+ action.sa_flags &= ~SA_RESTART;
+ }
+ else
+ {
+ __sigdelset (&_sigintr, sig);
+ action.sa_flags |= SA_RESTART;
+ }
+
+ return sigaction (sig, &action, NULL);
+#else
+ __set_errno (ENOSYS);
+ return -1;
+#endif
+}
diff --git a/ap/build/uClibc/libc/signal/sigisempty.c b/ap/build/uClibc/libc/signal/sigisempty.c
new file mode 100644
index 0000000..a25bb47
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigisempty.c
@@ -0,0 +1,34 @@
+/* Copyright (C) 1991, 1996, 1997 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. */
+
+#include <errno.h>
+#include <signal.h>
+#define __need_NULL
+#include <stddef.h>
+
+/* Test whether SET is empty. */
+int sigisemptyset (const sigset_t *set)
+{
+ if (set == NULL)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return __sigisemptyset (set);
+}
diff --git a/ap/build/uClibc/libc/signal/sigismem.c b/ap/build/uClibc/libc/signal/sigismem.c
new file mode 100644
index 0000000..b546f62
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigismem.c
@@ -0,0 +1,31 @@
+/* Copyright (C) 1991,96,2002 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. */
+
+#include "sigsetops.h"
+
+/* Return 1 if SIGNO is in SET, 0 if not. */
+int sigismember (const sigset_t *set, int signo)
+{
+ if (set == NULL || signo <= 0 || signo >= NSIG)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return __sigismember (set, signo);
+}
diff --git a/ap/build/uClibc/libc/signal/sigjmp.c b/ap/build/uClibc/libc/signal/sigjmp.c
new file mode 100644
index 0000000..0dcbc8b
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigjmp.c
@@ -0,0 +1,36 @@
+/* Copyright (C) 1992, 1994, 1997 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. */
+
+#include <stddef.h>
+#include <setjmp.h>
+#include <signal.h>
+#include <libc-internal.h>
+
+
+/* This function is called by the `sigsetjmp' macro
+ before doing a `__setjmp' on ENV[0].__jmpbuf.
+ Always return zero. */
+
+int __sigjmp_save (sigjmp_buf env, int savemask) attribute_hidden;
+int __sigjmp_save (sigjmp_buf env, int savemask)
+{
+ env[0].__mask_was_saved = (savemask &&
+ sigprocmask (SIG_BLOCK, NULL, &env[0].__saved_mask) == 0);
+
+ return 0;
+}
diff --git a/ap/build/uClibc/libc/signal/signal.c b/ap/build/uClibc/libc/signal/signal.c
new file mode 100644
index 0000000..644617c
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/signal.c
@@ -0,0 +1,54 @@
+/* BSD-like signal function.
+ Copyright (C) 1991,1992,1996,1997,2000,2002,2005
+ 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. */
+
+#include <errno.h>
+#include <signal.h>
+#include <string.h> /* For the real memset prototype. */
+
+sigset_t _sigintr attribute_hidden; /* Set by siginterrupt. */
+
+/* Set the handler for the signal SIG to HANDLER,
+ returning the old handler, or SIG_ERR on error. */
+__sighandler_t
+signal (int sig, __sighandler_t handler)
+{
+ struct sigaction act, oact;
+
+ /* Check signal extents to protect __sigismember. */
+ if (handler == SIG_ERR || sig < 1 || sig >= NSIG)
+ {
+ __set_errno (EINVAL);
+ return SIG_ERR;
+ }
+
+ act.sa_handler = handler;
+ __sigemptyset (&act.sa_mask);
+ __sigaddset (&act.sa_mask, sig);
+ act.sa_flags = __sigismember (&_sigintr, sig) ? 0 : SA_RESTART;
+ /* In Linux (as of 2.6.25), fails only if sig is SIGKILL or SIGSTOP */
+ if (sigaction (sig, &act, &oact) < 0)
+ return SIG_ERR;
+
+ return oact.sa_handler;
+}
+libc_hidden_def(signal)
+#ifdef __UCLIBC_SUSV3_LEGACY__
+strong_alias(signal,bsd_signal)
+#endif
diff --git a/ap/build/uClibc/libc/signal/sigorset.c b/ap/build/uClibc/libc/signal/sigorset.c
new file mode 100644
index 0000000..3588cc4
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigorset.c
@@ -0,0 +1,34 @@
+/* Copyright (C) 1991, 1996, 1997 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. */
+
+#include <errno.h>
+#include <signal.h>
+#define __need_NULL
+#include <stddef.h>
+
+/* Combine sets LEFT and RIGHT by logical OR and place result in DEST. */
+int sigorset (sigset_t *dest, const sigset_t *left, const sigset_t *right)
+{
+ if (dest == NULL || left == NULL || right == NULL)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ return __sigorset (dest, left, right);
+}
diff --git a/ap/build/uClibc/libc/signal/sigpause.c b/ap/build/uClibc/libc/signal/sigpause.c
new file mode 100644
index 0000000..0856ba2
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigpause.c
@@ -0,0 +1,77 @@
+/* Copyright (C) 1991,92,94-98,2000,2002,2003,2004
+ 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__
+/* psm: need the BSD version of sigpause here */
+#include <errno.h>
+#define __FAVOR_BSD
+#include <signal.h>
+#include <stddef.h> /* For NULL. */
+#ifdef __UCLIBC_HAS_THREADS_NATIVE__
+#include <sysdep-cancel.h>
+#endif
+
+#include "sigset-cvt-mask.h"
+
+/* Set the mask of blocked signals to MASK,
+ wait for a signal to arrive, and then restore the mask. */
+int __sigpause (int sig_or_mask, int is_sig)
+{
+ sigset_t set;
+
+ if (is_sig)
+ {
+ /* The modern X/Open implementation is requested. */
+ sigprocmask (SIG_BLOCK, NULL, &set);
+ /* Bound-check sig_or_mask, remove it from the set. */
+ if (sigdelset (&set, sig_or_mask) < 0)
+ return -1;
+ }
+ else
+ sigset_set_old_mask (&set, sig_or_mask);
+
+ /* Note the sigpause() is a cancellation point. But since we call
+ sigsuspend() which itself is a cancellation point we do not have
+ to do anything here. */
+ return sigsuspend (&set);
+}
+libc_hidden_def(__sigpause)
+
+#undef sigpause
+
+/* We have to provide a default version of this function since the
+ standards demand it. The version which is a bit more reasonable is
+ the BSD version. So make this the default. */
+int sigpause (int mask)
+{
+#ifdef __UCLIBC_HAS_THREADS_NATIVE__
+ if (SINGLE_THREAD_P)
+ return __sigpause (mask, 0);
+
+ int oldtype = LIBC_CANCEL_ASYNC ();
+
+ int result = __sigpause (mask, 0);
+
+ LIBC_CANCEL_RESET (oldtype);
+
+ return result;
+#else
+ return __sigpause (mask, 0);
+#endif
+}
diff --git a/ap/build/uClibc/libc/signal/sigrelse.c b/ap/build/uClibc/libc/signal/sigrelse.c
new file mode 100644
index 0000000..07e7fdd
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigrelse.c
@@ -0,0 +1,39 @@
+/* Remove SIG from the calling process' signal mask.
+ Copyright (C) 1998, 2000, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
+
+ 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 __need_NULL
+#include <stddef.h>
+#include <signal.h>
+
+
+int sigrelse (int sig)
+{
+ sigset_t set;
+
+ /* Retrieve current signal set. */
+ sigprocmask (SIG_SETMASK, NULL, &set); /* can't fail */
+
+ /* Bound-check sig, remove it from the set. */
+ if (sigdelset (&set, sig) < 0)
+ return -1;
+
+ /* Set the new mask. */
+ return sigprocmask (SIG_SETMASK, &set, NULL);
+}
diff --git a/ap/build/uClibc/libc/signal/sigset-cvt-mask.h b/ap/build/uClibc/libc/signal/sigset-cvt-mask.h
new file mode 100644
index 0000000..d4c2dc7
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigset-cvt-mask.h
@@ -0,0 +1,38 @@
+/* Convert between lowlevel sigmask and libc representation of sigset_t.
+ Linux version.
+ Copyright (C) 1998, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Joe Keane <jgk@jgk.org>.
+
+ 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. */
+
+#include <string.h>
+
+static __inline__ void __attribute__ ((unused))
+sigset_set_old_mask (sigset_t *set, int mask)
+{
+ if (_SIGSET_NWORDS == 2) /* typical */
+ set->__val[1] = 0;
+ if (_SIGSET_NWORDS > 2)
+ memset(set, 0, sizeof(*set));
+ set->__val[0] = (unsigned int) mask;
+}
+
+static __inline__ int __attribute__ ((unused))
+sigset_get_old_mask (const sigset_t *set)
+{
+ return (unsigned int) set->__val[0];
+}
diff --git a/ap/build/uClibc/libc/signal/sigset.c b/ap/build/uClibc/libc/signal/sigset.c
new file mode 100644
index 0000000..b91ce80
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigset.c
@@ -0,0 +1,67 @@
+/* Copyright (C) 1998, 2000, 2005 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. */
+
+#include <errno.h>
+#define __need_NULL
+#include <stddef.h>
+#include <signal.h>
+#include <string.h> /* For the real memset prototype. */
+
+
+/* Set the disposition for SIG. */
+__sighandler_t sigset (int sig, __sighandler_t disp)
+{
+ struct sigaction act, oact;
+ sigset_t set;
+
+ /* Check signal extents to protect __sigismember. */
+ if (disp == SIG_ERR || sig < 1 || sig >= NSIG)
+ {
+ __set_errno (EINVAL);
+ return SIG_ERR;
+ }
+
+#ifdef SIG_HOLD
+ /* Handle SIG_HOLD first. */
+ if (disp == SIG_HOLD)
+ {
+ __sigemptyset (&set);
+ __sigaddset (&set, sig);
+
+ /* Add the signal set to the current signal mask. */
+ sigprocmask (SIG_BLOCK, &set, NULL); /* can't fail */
+
+ return SIG_HOLD;
+ }
+#endif /* SIG_HOLD */
+
+ memset(&act, 0, sizeof(act));
+ act.sa_handler = disp;
+ /* In Linux (as of 2.6.25), fails only if sig is SIGKILL or SIGSTOP */
+ if (sigaction (sig, &act, &oact) < 0)
+ return SIG_ERR;
+
+ /* Create an empty signal set. Add the specified signal. */
+ __sigemptyset (&set);
+ __sigaddset (&set, sig);
+
+ /* Remove the signal set from the current signal mask. */
+ sigprocmask (SIG_UNBLOCK, &set, NULL); /* can't fail */
+
+ return oact.sa_handler;
+}
diff --git a/ap/build/uClibc/libc/signal/sigsetmask.c b/ap/build/uClibc/libc/signal/sigsetmask.c
new file mode 100644
index 0000000..64c8ad6
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigsetmask.c
@@ -0,0 +1,35 @@
+/* Copyright (C) 1991,1994-1997,2001-2002 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"
+
+/* Set the mask of blocked signals to MASK, returning the old mask. */
+int
+sigsetmask (int mask)
+{
+ sigset_t set, oset;
+
+ sigset_set_old_mask (&set, mask);
+ sigprocmask (SIG_SETMASK, &set, &oset); /* can't fail */
+ return sigset_get_old_mask (&oset);
+}
+libc_hidden_def(sigsetmask)
diff --git a/ap/build/uClibc/libc/signal/sigsetops.c b/ap/build/uClibc/libc/signal/sigsetops.c
new file mode 100644
index 0000000..fa5fe6a
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigsetops.c
@@ -0,0 +1,20 @@
+/* Define the real-function versions of all inline functions
+ defined in signal.h (or bits/sigset.h). */
+
+#include <features.h>
+
+#define __PROVIDE_OUT_OF_LINE_SIGSETFN
+#ifndef __USE_EXTERN_INLINES
+# define __USE_EXTERN_INLINES 1
+#endif
+
+#include <signal.h>
+
+/* Since we massaged signal.h into emitting non-inline function
+ * definitions, we need to finish PLT avoidance trick: */
+#undef __sigismember
+#undef __sigaddset
+#undef __sigdelset
+libc_hidden_def(__sigismember)
+libc_hidden_def(__sigaddset)
+libc_hidden_def(__sigdelset)
diff --git a/ap/build/uClibc/libc/signal/sigsetops.h b/ap/build/uClibc/libc/signal/sigsetops.h
new file mode 100644
index 0000000..52081c2
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigsetops.h
@@ -0,0 +1,33 @@
+/* Copyright (C) 1991, 1995, 1996 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. */
+
+/* Definitions relevant to functions that operate on `sigset_t's. */
+
+#include <errno.h>
+#include <signal.h>
+#include <string.h>
+
+#define BITS (_NSIG - 1)
+#define ELT(signo) (((signo) - 1) / BITS)
+#define MASK(signo) (1 << (((signo) - 1) % BITS))
+
+#undef sigemptyset
+#undef sigfillset
+#undef sigaddset
+#undef sigdelset
+#undef sigismember
diff --git a/ap/build/uClibc/libc/signal/sigwait.c b/ap/build/uClibc/libc/signal/sigwait.c
new file mode 100644
index 0000000..8fd7ea8
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sigwait.c
@@ -0,0 +1,167 @@
+/* vi: set sw=4 ts=4: */
+/* sigwait
+ *
+ * Copyright (C) 2006 by Steven J. Hill <sjhill@realitydiluted.com>
+ * Copyright (C) 2003-2005 by Erik Andersen <andersen@uclibc.org>
+ *
+ * This program 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. */
+
+#include <errno.h>
+#include <signal.h>
+#include <string.h>
+#include <unistd.h>
+
+#ifdef __UCLIBC_HAS_THREADS_NATIVE__
+# include <sysdep-cancel.h>
+
+# ifdef __NR_rt_sigtimedwait
+
+/* Return any pending signal or wait for one for the given time. */
+static int do_sigwait(const sigset_t *set, int *sig)
+{
+ int ret;
+
+# ifdef SIGCANCEL
+ sigset_t tmpset;
+ if (set != NULL
+ && (__builtin_expect (__sigismember (set, SIGCANCEL), 0)
+# ifdef SIGSETXID
+ || __builtin_expect (__sigismember (set, SIGSETXID), 0)
+# endif
+ ))
+ {
+ /* Create a temporary mask without the bit for SIGCANCEL set. */
+ // We are not copying more than we have to.
+ memcpy(&tmpset, set, _NSIG / 8);
+ __sigdelset(&tmpset, SIGCANCEL);
+# ifdef SIGSETXID
+ __sigdelset(&tmpset, SIGSETXID);
+# endif
+ set = &tmpset;
+ }
+# endif
+
+ /* XXX The size argument hopefully will have to be changed to the
+ real size of the user-level sigset_t. */
+ INTERNAL_SYSCALL_DECL(err);
+ do
+ ret = INTERNAL_SYSCALL (rt_sigtimedwait, err, 4, set, NULL,
+ NULL, _NSIG / 8);
+ while (INTERNAL_SYSCALL_ERROR_P (ret, err)
+ && INTERNAL_SYSCALL_ERRNO (ret, err) == EINTR);
+ if (! INTERNAL_SYSCALL_ERROR_P (ret, err))
+ {
+ *sig = ret;
+ ret = 0;
+ }
+else
+ ret = INTERNAL_SYSCALL_ERRNO (ret, err);
+
+ return ret;
+}
+
+int sigwait (const sigset_t *set, int *sig)
+{
+ if(SINGLE_THREAD_P)
+ return do_sigwait(set, sig);
+
+ int oldtype = LIBC_CANCEL_ASYNC();
+
+ int result = do_sigwait(set, sig);
+
+ LIBC_CANCEL_RESET(oldtype);
+
+ return result;
+}
+# else /* __NR_rt_sigtimedwait */
+# error We must have rt_sigtimedwait defined!!!
+# endif
+#else /* __UCLIBC_HAS_THREADS_NATIVE__ */
+
+# if defined __UCLIBC_HAS_REALTIME__
+
+int sigwait (const sigset_t *set, int *sig)
+{
+ int ret = 1;
+ if ((ret = sigwaitinfo(set, NULL)) != -1) {
+ *sig = ret;
+ return 0;
+ }
+ return 1;
+}
+
+# else /* __UCLIBC_HAS_REALTIME__ */
+/* variant without REALTIME extensions */
+
+static smallint was_sig; /* obviously not thread-safe */
+
+static void ignore_signal(int sig)
+{
+ was_sig = sig;
+}
+
+int sigwait (const sigset_t *set, int *sig)
+{
+ sigset_t tmp_mask;
+ struct sigaction saved[NSIG];
+ struct sigaction action;
+ int save_errno;
+ int this;
+
+ /* Prepare set. */
+ __sigfillset (&tmp_mask);
+
+ /* Unblock all signals in the SET and register our nice handler. */
+ action.sa_handler = ignore_signal;
+ action.sa_flags = 0;
+ __sigfillset (&action.sa_mask); /* Block all signals for handler. */
+
+ /* Make sure we recognize error conditions by setting WAS_SIG to a
+ value which does not describe a legal signal number. */
+ was_sig = -1;
+
+ for (this = 1; this < NSIG; ++this)
+ if (__sigismember (set, this))
+ {
+ /* Unblock this signal. */
+ __sigdelset (&tmp_mask, this);
+
+ /* Register temporary action handler. */
+ /* In Linux (as of 2.6.25), fails only if sig is SIGKILL or SIGSTOP */
+ /* (so, will it work correctly if set has, say, SIGSTOP?) */
+ if (sigaction (this, &action, &saved[this]) != 0)
+ goto restore_handler;
+ }
+
+ /* Now we can wait for signals. */
+ sigsuspend (&tmp_mask);
+
+ restore_handler:
+ save_errno = errno;
+
+ while (--this >= 1)
+ if (__sigismember (set, this))
+ /* We ignore errors here since we must restore all handlers. */
+ sigaction (this, &saved[this], NULL);
+
+ __set_errno (save_errno);
+
+ /* Store the result and return. */
+ *sig = was_sig;
+ return was_sig == -1 ? -1 : 0;
+}
+# endif /* __UCLIBC_HAS_REALTIME__ */
+#endif /* __UCLIBC_HAS_THREADS_NATIVE__ */
diff --git a/ap/build/uClibc/libc/signal/sysv_signal.c b/ap/build/uClibc/libc/signal/sysv_signal.c
new file mode 100644
index 0000000..a696a54
--- /dev/null
+++ b/ap/build/uClibc/libc/signal/sysv_signal.c
@@ -0,0 +1,57 @@
+/* Copyright (C) 1991, 1992, 1996, 1997, 2005 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. */
+
+#include <errno.h>
+#include <signal.h>
+#include <string.h> /* For the real memset prototype. */
+
+
+/* Tolerate non-threads versions of Posix */
+#ifndef SA_ONESHOT
+#define SA_ONESHOT 0
+#endif
+#ifndef SA_NOMASK
+#define SA_NOMASK 0
+#endif
+#ifndef SA_INTERRUPT
+#define SA_INTERRUPT 0
+#endif
+
+/* Set the handler for the signal SIG to HANDLER,
+ returning the old handler, or SIG_ERR on error. */
+__sighandler_t __sysv_signal (int sig, __sighandler_t handler)
+{
+ struct sigaction act, oact;
+
+ /* Check signal extents to protect __sigismember. */
+ if (handler == SIG_ERR || sig < 1 || sig >= NSIG)
+ {
+ __set_errno (EINVAL);
+ return SIG_ERR;
+ }
+
+ act.sa_handler = handler;
+ __sigemptyset (&act.sa_mask);
+ act.sa_flags = (SA_ONESHOT | SA_NOMASK | SA_INTERRUPT) & ~SA_RESTART;
+ /* In Linux (as of 2.6.25), fails only if sig is SIGKILL or SIGSTOP */
+ if (sigaction (sig, &act, &oact) < 0)
+ return SIG_ERR;
+
+ return oact.sa_handler;
+}
+strong_alias(__sysv_signal,sysv_signal)