Error Codes

List of possible error codes
Many of the functions in this library return a negative error code when a function fails. This list provides a brief explanation of the common errors. See each individual function for more details on what a specific error code means in that context.
#define	OPE_API_VERSION   0
	API version for this header.
#define	OPE_OK   0
#define	OPE_BAD_ARG   -11
#define	OPE_INTERNAL_ERROR   -13
#define	OPE_UNIMPLEMENTED   -15
#define	OPE_ALLOC_FAIL   -17
#define	OPE_CANNOT_OPEN   -30
#define	OPE_TOO_LATE   -31
#define	OPE_INVALID_PICTURE   -32
#define	OPE_INVALID_ICON   -33
#define	OPE_WRITE_FAIL   -34
#define	OPE_CLOSE_FAIL   -35

Detailed Description

Macro Definition Documentation

OPE_API_VERSION

#define OPE_API_VERSION   0

API version for this header.

Can be used to check for features at compile time.