PARA_ERROR(AO_APPEND_OPTION, "ao append option: memory allocation failure"), \
PARA_ERROR(AO_BAD_DRIVER, "ao: invalid driver"), \
PARA_ERROR(AO_BAD_OPTION, "ao option is not of type key:value"), \
- PARA_ERROR(AO_BAD_SAMPLE_FORMAT, "ao: unsigned sample formats not supported"), \
PARA_ERROR(AO_DEFAULT_DRIVER, "ao: no usable output device"), \
PARA_ERROR(AO_EOF, "ao: end of file"), \
PARA_ERROR(AO_FILE_NOT_SUPP, "ao: file io drivers not supported"), \
enum para_error_codes {PARA_ERRORS};
#undef PARA_ERROR
#define PARA_ERROR(err, msg) msg
-/** Array of error strings. */
+/** All .c files need the declararation of the array of error strings. */
extern const char * const para_errlist[];
+/** Exactly one .c file per executable must define the array. */
#define DEFINE_PARA_ERRLIST const char * const para_errlist[] = {PARA_ERRORS}
/**