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/*
* Copyright (C) 1995. Bill Brown <brown@gis.uiuc.edu> & Michael Shapiro
*
* This program is free software under the GPL (>=v2)
* Read the file GPL.TXT coming with GRASS for details.
*/
#include <string.h>
static int err_code = 0;
static char err_msg[1024];
/*!
* \brief
*
* record 'code' and 'msg' as
* error code/msg (in static variables)
* code==0 will clear the error (ie set msg=NULL)
* returns 'code' so that it can be used like:
\code
return datetime_error (-1, "bad date");
\endcode
*
* \param code
* \param msg
* \return int
*/
int datetime_error(int code, char *msg)
{
err_code = code;
*err_msg = 0;
if (code != 0 && msg)
strcpy(err_msg, msg); /* hope err_msg is big enough */
return code;
}
/*!
* \brief
*
* returns an error code
*
* \return int
*/
int datetime_error_code(void)
{
return err_code;
}
/*!
* \brief
*
* returns an error message
*
* \return char *
*/
char *datetime_error_msg(void)
{
return err_msg;
}
/*!
* \brief
*
* clears error code and message
*
* \return void
*/
void datetime_clear_error(void)
{
err_code = 0;
*err_msg = 0;
}
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