From: Christian Heller Date: Wed, 21 Aug 2013 18:41:07 +0000 (+0200) Subject: In read_map_objects() and write_map_objects(), return error code right on error,... X-Git-Tag: tce~1075 X-Git-Url: https://plomlompom.com/repos/%7B%7B%20web_path%20%7D%7D/static/%7B%7Bdb.prefix%7D%7D/%7B%7Bprefix%7D%7D/%27%29;%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20chunks.push%28escapeHTML%28span%5B2%5D%29%29;%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20%20chunks.push%28%27?a=commitdiff_plain;h=9ccef1ccf3c9f4e62a854c2f1833507287b48fa6;p=plomrogue In read_map_objects() and write_map_objects(), return error code right on error, not only after collecting further possible errors. --- diff --git a/src/map_objects.c b/src/map_objects.c index 6ed8c33..4beb4fd 100644 --- a/src/map_objects.c +++ b/src/map_objects.c @@ -143,19 +143,24 @@ extern uint8_t write_map_objects(struct World * world, void * start, { struct MapObj * map_obj; struct MapObjDef * mod; - uint8_t err = 0; for (map_obj = start; map_obj != 0; map_obj = map_obj->next) { - err = err | write_uint8(map_obj->type, file); - err = err | write_uint16_bigendian(map_obj->pos.y + 1, file); - err = err | write_uint16_bigendian(map_obj->pos.x + 1, file); + if ( write_uint8(map_obj->type, file) + || write_uint16_bigendian(map_obj->pos.y + 1, file) + || write_uint16_bigendian(map_obj->pos.x + 1, file)) + { + return 1; + } mod = get_map_obj_def(world, map_obj->type); if ('m' == mod->m_or_i) { - err = err | write_map_objects_monsterdata(map_obj, file); + if (write_map_objects_monsterdata(map_obj, file)) + { + return 1; + } } } - return (err | write_uint16_bigendian(0, file)); + return write_uint16_bigendian(0, file); } @@ -169,17 +174,22 @@ extern uint8_t read_map_objects(struct World * world, void * start, FILE * file) char first = 1; long pos; uint16_t read_uint16 = 0; - uint8_t err = 0; while (1) { pos = ftell(file); - err = err | read_uint16_bigendian(file, &read_uint16); + if (read_uint16_bigendian(file, &read_uint16)) + { + return 1; + } if (0 == read_uint16) { break; } fseek(file, pos, SEEK_SET); - err = err | read_uint8(file, &type); + if (read_uint8(file, &type)) + { + return 1; + } mod = get_map_obj_def(world, type); if ('m' == mod->m_or_i) { @@ -191,20 +201,26 @@ extern uint8_t read_map_objects(struct World * world, void * start, FILE * file) } map_obj = get_next_map_obj(start, &first, size, map_obj); map_obj->type = type; - err = err | read_uint16_bigendian(file, &map_obj->pos.y); - err = err | read_uint16_bigendian(file, &map_obj->pos.x); + if ( read_uint16_bigendian(file, &map_obj->pos.y) + || read_uint16_bigendian(file, &map_obj->pos.x)) + { + return 1; + } map_obj->pos.y--; map_obj->pos.x--; if ('m' == mod->m_or_i) { - err = err | read_map_objects_monsterdata(map_obj, file); + if (read_map_objects_monsterdata(map_obj, file)) + { + return 1; + } } } if (!first) { map_obj->next = 0; } - return err; + return 0; }