11590Srgrimes/* sframe-error.c - Error messages. 21590Srgrimes 31590Srgrimes Copyright (C) 2022-2024 Free Software Foundation, Inc. 41590Srgrimes 51590Srgrimes This file is part of libsframe. 61590Srgrimes 71590Srgrimes This program is free software; you can redistribute it and/or modify 81590Srgrimes it under the terms of the GNU General Public License as published by 91590Srgrimes the Free Software Foundation; either version 3 of the License, or 101590Srgrimes (at your option) any later version. 111590Srgrimes 12263142Seadler This program is distributed in the hope that it will be useful, 131590Srgrimes but WITHOUT ANY WARRANTY; without even the implied warranty of 141590Srgrimes MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 151590Srgrimes GNU General Public License for more details. 161590Srgrimes 171590Srgrimes You should have received a copy of the GNU General Public License 181590Srgrimes along with this program. If not, see <http://www.gnu.org/licenses/>. */ 191590Srgrimes 201590Srgrimes#include "sframe-api.h" 211590Srgrimes#include <stddef.h> 221590Srgrimes#include <string.h> 231590Srgrimes 241590Srgrimes/* In this file, we want to treat the first item of the SFrame error 251590Srgrimes macro like subsequent items. */ 261590Srgrimes#define _SFRAME_FIRST(NAME, VALUE) _SFRAME_ITEM(NAME, VALUE) 271590Srgrimes 281590Srgrimes/* The error message strings, each in a unique structure member precisely big 291590Srgrimes enough for that error, plus a str member to access them all as a string 301590Srgrimes table. */ 311590Srgrimes 321590Srgrimesstatic const char *const _sframe_errlist[] = { 331590Srgrimes#define _SFRAME_ITEM(n, s) s, 341590Srgrimes_SFRAME_ERRORS 351590Srgrimes#undef _SFRAME_ITEM 361590Srgrimes}; 371590Srgrimes 381590Srgrimesconst char * 391590Srgrimessframe_errmsg (int error) 401590Srgrimes{ 411590Srgrimes const char *str; 421590Srgrimes 431590Srgrimes if (error >= SFRAME_ERR_BASE && (error - SFRAME_ERR_BASE) < SFRAME_ERR_NERR) 441590Srgrimes str = _sframe_errlist[error - SFRAME_ERR_BASE]; 451590Srgrimes else 461590Srgrimes str = (const char *) strerror (error); 471590Srgrimes 481590Srgrimes return (str ? str : "Unknown error"); 49} 50