81 lines
2.7 KiB
C
81 lines
2.7 KiB
C
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/* ========================================================================== */
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/* === Core/cholmod_error =================================================== */
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/* ========================================================================== */
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/* -----------------------------------------------------------------------------
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* CHOLMOD/Core Module. Copyright (C) 2005-2006,
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* Univ. of Florida. Author: Timothy A. Davis
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* The CHOLMOD/Core Module is licensed under Version 2.1 of the GNU
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* Lesser General Public License. See lesser.txt for a text of the license.
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* CHOLMOD is also available under other licenses; contact authors for details.
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* http://www.cise.ufl.edu/research/sparse
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* -------------------------------------------------------------------------- */
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/* CHOLMOD error-handling routine. */
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#include "cholmod_internal.h"
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#include "cholmod_core.h"
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/* ========================================================================== */
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/* ==== cholmod_error ======================================================= */
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/* ========================================================================== */
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/* An error has occurred. Set the status, optionally print an error message,
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* and call the user error-handling routine (if it exists). If
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* Common->try_catch is TRUE, then CHOLMOD is inside a try/catch block.
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* The status is set, but no message is printed and the user error handler
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* is not called. This is not (yet) an error, since CHOLMOD may recover.
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*
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* In the current version, this try/catch mechanism is used internally only in
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* cholmod_analyze, which tries multiple ordering methods and picks the best
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* one. If one or more ordering method fails, it keeps going. Only one
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* ordering needs to succeed for cholmod_analyze to succeed.
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*/
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int CHOLMOD(error)
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(
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/* ---- input ---- */
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int status, /* error status */
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const char *file, /* name of source code file where error occured */
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int line, /* line number in source code file where error occured*/
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const char *message, /* error message */
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/* --------------- */
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cholmod_common *Common
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)
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{
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RETURN_IF_NULL_COMMON (FALSE) ;
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Common->status = status ;
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if (!(Common->try_catch))
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{
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#ifndef NPRINT
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/* print a warning or error message */
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if (Common->print_function != NULL)
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{
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if (status > 0 && Common->print > 1)
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{
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(Common->print_function) ("CHOLMOD warning: %s\n", message) ;
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fflush (stdout) ;
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fflush (stderr) ;
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}
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else if (Common->print > 0)
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{
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(Common->print_function) ("CHOLMOD error: %s\n", message) ;
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fflush (stdout) ;
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fflush (stderr) ;
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}
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}
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#endif
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/* call the user error handler, if it exists */
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if (Common->error_handler != NULL)
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{
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Common->error_handler (status, file, line, message) ;
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}
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}
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return (TRUE) ;
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}
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