77553f72be
http://www.open-mpi.org/community/lists/devel/2013/12/13412.php fix the backtrace function to avoid async issues. Thanks to Takahiro Kawashima for the patch This commit was SVN r29955.
77 строки
1.9 KiB
C
77 строки
1.9 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2005 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2006 The Regents of the University of California.
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* All rights reserved.
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* Copyright (c) 2011 Cisco Systems, Inc. All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#include "opal_config.h"
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#include <stdio.h>
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#include <string.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifdef HAVE_EXECINFO_H
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#include <execinfo.h>
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#endif
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#include "opal/constants.h"
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#include "opal/mca/backtrace/backtrace.h"
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int
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opal_backtrace_print(FILE *file, char *prefix, int strip)
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{
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int i, fd, len;
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int trace_size;
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void * trace[32];
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char buf[6];
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fd = fileno (file);
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if (-1 == fd) {
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return OPAL_ERR_BAD_PARAM;
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}
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trace_size = backtrace (trace, 32);
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for (i = strip; i < trace_size; i++) {
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if (NULL != prefix) {
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write (fd, prefix, strlen (prefix));
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}
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len = snprintf (buf, sizeof(buf), "[%2d] ", i - strip);
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write (fd, buf, len);
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backtrace_symbols_fd (&trace[i], 1, fd);
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}
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return OPAL_SUCCESS;
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}
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int
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opal_backtrace_buffer(char ***message_out, int *len_out)
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{
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int trace_size;
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void * trace[32];
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char ** funcs = (char **)NULL;
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trace_size = backtrace (trace, 32);
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funcs = backtrace_symbols (trace, trace_size);
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*message_out = funcs;
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*len_out = trace_size;
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return OPAL_SUCCESS;
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}
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