extern void set_ui_file_fputs (struct ui_file *stream,
ui_file_fputs_ftype *fputs);
+/* This version of "write" is safe for use in signal handlers.
+ It's not guaranteed that all existing output will have been
+ flushed first.
+ Implementations are also free to ignore some or all of the request.
+ fputs_async is not provided as the async versions are rarely used,
+ no point in having both for a rarely used interface. */
+typedef void (ui_file_write_async_safe_ftype)
+ (struct ui_file *stream, const char *buf, long length_buf);
+extern void set_ui_file_write_async_safe
+ (struct ui_file *stream, ui_file_write_async_safe_ftype *write_async_safe);
+
typedef long (ui_file_read_ftype) (struct ui_file *stream,
char *buf, long length_buf);
extern void set_ui_file_read (struct ui_file *stream,
extern void ui_file_write (struct ui_file *file, const char *buf,
long length_buf);
+extern void ui_file_write_async_safe (struct ui_file *file, const char *buf,
+ long length_buf);
+
/* NOTE: copies left to right. */
extern void ui_file_put (struct ui_file *src,
ui_file_put_method_ftype *write, void *dest);