--- /dev/null
+/*
+Fast Artificial Neural Network Library (fann)
+Copyright (C) 2003 Steffen Nissen (lukesky@diku.dk)
+
+This 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.
+
+This 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 this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+#ifndef __fann_error_h__
+#define __fann_error_h__
+
+#include <stdio.h>
+
+#define FANN_ERRSTR_MAX 128
+struct fann_error;
+
+/* Section: FANN Error Handling
+
+ Errors from the fann library are usually reported on stderr.
+ It is however possible to redirect these error messages to a file,
+ or completely ignore them by the <fann_set_error_log> function.
+
+ It is also possible to inspect the last error message by using the
+ <fann_get_errno> and <fann_get_errstr> functions.
+ */
+
+/* Enum: fann_errno_enum
+ Used to define error events on <struct fann> and <struct fann_train_data>.
+
+ See also:
+ <fann_get_errno>, <fann_reset_errno>, <fann_get_errstr>
+
+ FANN_E_NO_ERROR - No error
+ FANN_E_CANT_OPEN_CONFIG_R - Unable to open configuration file for reading
+ FANN_E_CANT_OPEN_CONFIG_W - Unable to open configuration file for writing
+ FANN_E_WRONG_CONFIG_VERSION - Wrong version of configuration file
+ FANN_E_CANT_READ_CONFIG - Error reading info from configuration file
+ FANN_E_CANT_READ_NEURON - Error reading neuron info from configuration file
+ FANN_E_CANT_READ_CONNECTIONS - Error reading connections from configuration file
+ FANN_E_WRONG_NUM_CONNECTIONS - Number of connections not equal to the number expected
+ FANN_E_CANT_OPEN_TD_W - Unable to open train data file for writing
+ FANN_E_CANT_OPEN_TD_R - Unable to open train data file for reading
+ FANN_E_CANT_READ_TD - Error reading training data from file
+ FANN_E_CANT_ALLOCATE_MEM - Unable to allocate memory
+ FANN_E_CANT_TRAIN_ACTIVATION - Unable to train with the selected activation function
+ FANN_E_CANT_USE_ACTIVATION - Unable to use the selected activation function
+ FANN_E_TRAIN_DATA_MISMATCH - Irreconcilable differences between two <struct fann_train_data> structures
+ FANN_E_CANT_USE_TRAIN_ALG - Unable to use the selected training algorithm
+ FANN_E_TRAIN_DATA_SUBSET - Trying to take subset which is not within the training set
+ FANN_E_INDEX_OUT_OF_BOUND - Index is out of bound
+*/
+enum fann_errno_enum
+{
+ FANN_E_NO_ERROR = 0,
+ FANN_E_CANT_OPEN_CONFIG_R,
+ FANN_E_CANT_OPEN_CONFIG_W,
+ FANN_E_WRONG_CONFIG_VERSION,
+ FANN_E_CANT_READ_CONFIG,
+ FANN_E_CANT_READ_NEURON,
+ FANN_E_CANT_READ_CONNECTIONS,
+ FANN_E_WRONG_NUM_CONNECTIONS,
+ FANN_E_CANT_OPEN_TD_W,
+ FANN_E_CANT_OPEN_TD_R,
+ FANN_E_CANT_READ_TD,
+ FANN_E_CANT_ALLOCATE_MEM,
+ FANN_E_CANT_TRAIN_ACTIVATION,
+ FANN_E_CANT_USE_ACTIVATION,
+ FANN_E_TRAIN_DATA_MISMATCH,
+ FANN_E_CANT_USE_TRAIN_ALG,
+ FANN_E_TRAIN_DATA_SUBSET,
+ FANN_E_INDEX_OUT_OF_BOUND
+};
+
+/* Group: Error Handling */
+
+/* Function: fann_set_error_log
+
+ Change where errors are logged to. Both <struct fann> and <struct fann_data> can be
+ casted to <struct fann_error>, so this function can be used to set either of these.
+
+ If log_file is NULL, no errors will be printed.
+
+ If errdata is NULL, the default log will be set. The default log is the log used when creating
+ <struct fann> and <struct fann_data>. This default log will also be the default for all new structs
+ that are created.
+
+ The default behavior is to log them to stderr.
+
+ See also:
+ <struct fann_error>
+
+ This function appears in FANN >= 1.1.0.
+ */
+FANN_EXTERNAL void FANN_API fann_set_error_log(struct fann_error *errdat, FILE * log_file);
+
+
+/* Function: fann_get_errno
+
+ Returns the last error number.
+
+ See also:
+ <fann_errno_enum>, <fann_reset_errno>
+
+ This function appears in FANN >= 1.1.0.
+ */
+FANN_EXTERNAL enum fann_errno_enum FANN_API fann_get_errno(struct fann_error *errdat);
+
+
+/* Function: fann_reset_errno
+
+ Resets the last error number.
+
+ This function appears in FANN >= 1.1.0.
+ */
+FANN_EXTERNAL void FANN_API fann_reset_errno(struct fann_error *errdat);
+
+
+/* Function: fann_reset_errstr
+
+ Resets the last error string.
+
+ This function appears in FANN >= 1.1.0.
+ */
+FANN_EXTERNAL void FANN_API fann_reset_errstr(struct fann_error *errdat);
+
+
+/* Function: fann_get_errstr
+
+ Returns the last errstr.
+
+ This function calls <fann_reset_errno> and <fann_reset_errstr>
+
+ This function appears in FANN >= 1.1.0.
+ */
+FANN_EXTERNAL char *FANN_API fann_get_errstr(struct fann_error *errdat);
+
+
+/* Function: fann_print_error
+
+ Prints the last error to stderr.
+
+ This function appears in FANN >= 1.1.0.
+ */
+FANN_EXTERNAL void FANN_API fann_print_error(struct fann_error *errdat);
+
+extern FILE * fann_default_error_log;
+
+#endif
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