extern LIBESC_API void esc_perror(const char *)
Print ESC error message.Routine produces a message on the standard error output, describing the last error encountered during an ESC API call.
If parameter str is not NULL and *str is not NULL, the string str is printed, followed by a colon and a blank, followed by the error message and a new-line. If str is NULL or *str is NULL, only the error message and a new-line will be printed.
- Parameters:
Parameter IN is an optional string to precede the error message.
- Returns:
- > void
Date Modified: 26 Nov 2007
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