[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/stdlib/abort.c b/ap/build/uClibc/libc/stdlib/abort.c
new file mode 100644
index 0000000..0bdff7f
--- /dev/null
+++ b/ap/build/uClibc/libc/stdlib/abort.c
@@ -0,0 +1,128 @@
+/* Copyright (C) 1991 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 Library General Public License as
+published by the Free Software Foundation; either version 2 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+/* Hacked up for uClibc by Erik Andersen */
+
+#include <features.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <signal.h>
+#include <errno.h>
+
+
+
+/* Defeat compiler optimization which assumes function addresses are never NULL */
+static __always_inline int not_null_ptr(const void *p)
+{
+ const void *q;
+ __asm__ (""
+ : "=r" (q) /* output */
+ : "0" (p) /* input */
+ );
+ return q != 0;
+}
+
+/* Our last ditch effort to commit suicide */
+#ifdef __UCLIBC_ABORT_INSTRUCTION__
+# define ABORT_INSTRUCTION __asm__(__UCLIBC_ABORT_INSTRUCTION__)
+#else
+# define ABORT_INSTRUCTION
+# warning "no abort instruction defined for your arch"
+#endif
+
+#ifdef __UCLIBC_HAS_STDIO_SHUTDOWN_ON_ABORT__
+extern void weak_function _stdio_term(void) attribute_hidden;
+#endif
+static smallint been_there_done_that = 0;
+
+/* Be prepared in case multiple threads try to abort() */
+#include <bits/uClibc_mutex.h>
+__UCLIBC_MUTEX_STATIC(mylock, PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP);
+
+/* Cause an abnormal program termination with core-dump */
+void abort(void)
+{
+ sigset_t sigs;
+ int * p = (int *)(0xffffffff);
+
+ if(*p)
+ printf("zxic abort and assert\n");
+ /* Make sure we acquire the lock before proceeding */
+ __UCLIBC_MUTEX_LOCK_CANCEL_UNSAFE(mylock);
+
+ /* Unmask SIGABRT to be sure we can get it */
+ __sigemptyset(&sigs);
+ __sigaddset(&sigs, SIGABRT);
+ sigprocmask(SIG_UNBLOCK, &sigs, NULL);
+
+ while (1) {
+ /* Try to suicide with a SIGABRT */
+ if (been_there_done_that == 0) {
+ been_there_done_that++;
+
+#ifdef __UCLIBC_HAS_STDIO_SHUTDOWN_ON_ABORT__
+ /* If we are using stdio, try to shut it down. At the very least,
+ * this will attempt to commit all buffered writes. It may also
+ * unbuffer all writable files, or close them outright.
+ * Check the stdio routines for details. */
+ if (not_null_ptr(_stdio_term)) {
+ _stdio_term();
+ }
+#endif
+
+abort_it:
+ __UCLIBC_MUTEX_UNLOCK_CANCEL_UNSAFE(mylock);
+ raise(SIGABRT);
+ __UCLIBC_MUTEX_LOCK_CANCEL_UNSAFE(mylock);
+ }
+
+ /* Still here? Try to remove any signal handlers */
+ if (been_there_done_that == 1) {
+ struct sigaction act;
+
+ been_there_done_that++;
+ memset(&act, '\0', sizeof(struct sigaction));
+ if (SIG_DFL) /* if it's constant zero, already done */
+ act.sa_handler = SIG_DFL;
+ __sigfillset(&act.sa_mask);
+ sigaction(SIGABRT, &act, NULL);
+
+ goto abort_it;
+ }
+
+ /* Still here? Try to suicide with an illegal instruction */
+ if (been_there_done_that == 2) {
+ been_there_done_that++;
+ ABORT_INSTRUCTION;
+ }
+
+ /* Still here? Try to at least exit */
+ if (been_there_done_that == 3) {
+ been_there_done_that++;
+ _exit(127);
+ }
+
+ /* Still here? We're screwed. Sleepy time. Good night. */
+ while (1)
+ /* Try for ever and ever */
+ ABORT_INSTRUCTION;
+ }
+}
+libc_hidden_def(abort)