diff options
| -rw-r--r-- | src/xcb_errors.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/xcb_errors.c b/src/xcb_errors.c index bea940d..a59a527 100644 --- a/src/xcb_errors.c +++ b/src/xcb_errors.c @@ -28,6 +28,8 @@ #include <stdlib.h> #include <string.h> +#define IS_IN_RANGE(value, begin, length) ((value) >= (begin) && (value) < (begin) + (length)) + struct extension_info_t { struct extension_info_t *next; struct static_extension_info_t static_info; @@ -177,8 +179,7 @@ const char *xcb_errors_get_name_for_event(xcb_errors_context_t *ctx, if (result) return result; - while (info && (info->first_event > event_code - || info->first_event + info->static_info.num_events <= event_code)) + while (info && !IS_IN_RANGE(event_code, info->first_event, info->static_info.num_events)) info = info->next; if (info == NULL) @@ -195,8 +196,7 @@ const char *xcb_errors_get_name_for_error(xcb_errors_context_t *ctx, if (result) return result; - while (info && (info->first_error > error_code - || info->first_error + info->static_info.num_errors <= error_code)) + while (info && !IS_IN_RANGE(error_code, info->first_error, info->static_info.num_errors)) info = info->next; if (info == NULL) |