#include "ui-file.h"
#include "gdb_string.h"
+#include <errno.h>
+
static ui_file_isatty_ftype null_file_isatty;
static ui_file_write_ftype null_file_write;
static ui_file_fputs_ftype null_file_fputs;
+static ui_file_read_ftype null_file_read;
static ui_file_flush_ftype null_file_flush;
static ui_file_delete_ftype null_file_delete;
static ui_file_rewind_ftype null_file_rewind;
ui_file_flush_ftype *to_flush;
ui_file_write_ftype *to_write;
ui_file_fputs_ftype *to_fputs;
+ ui_file_read_ftype *to_read;
ui_file_delete_ftype *to_delete;
ui_file_isatty_ftype *to_isatty;
ui_file_rewind_ftype *to_rewind;
set_ui_file_flush (file, null_file_flush);
set_ui_file_write (file, null_file_write);
set_ui_file_fputs (file, null_file_fputs);
+ set_ui_file_read (file, null_file_read);
set_ui_file_isatty (file, null_file_isatty);
set_ui_file_rewind (file, null_file_rewind);
set_ui_file_put (file, null_file_put);
}
}
+static long
+null_file_read (struct ui_file *file,
+ char *buf,
+ long sizeof_buf)
+{
+ errno = EBADF;
+ return 0;
+}
+
static void
null_file_fputs (const char *buf, struct ui_file *file)
{
file->to_write (file, buf, length_buf);
}
+long
+ui_file_read (struct ui_file *file, char *buf, long length_buf)
+{
+ return file->to_read (file, buf, length_buf);
+}
+
void
fputs_unfiltered (const char *buf, struct ui_file *file)
{
file->to_write = write;
}
+void
+set_ui_file_read (struct ui_file *file, ui_file_read_ftype *read)
+{
+ file->to_read = read;
+}
+
void
set_ui_file_fputs (struct ui_file *file, ui_file_fputs_ftype *fputs)
{
static ui_file_write_ftype stdio_file_write;
static ui_file_fputs_ftype stdio_file_fputs;
+static ui_file_read_ftype stdio_file_read;
static ui_file_isatty_ftype stdio_file_isatty;
static ui_file_delete_ftype stdio_file_delete;
static struct ui_file *stdio_file_new (FILE * file, int close_p);
set_ui_file_flush (ui_file, stdio_file_flush);
set_ui_file_write (ui_file, stdio_file_write);
set_ui_file_fputs (ui_file, stdio_file_fputs);
+ set_ui_file_read (ui_file, stdio_file_read);
set_ui_file_isatty (ui_file, stdio_file_isatty);
return ui_file;
}
fflush (stdio->file);
}
+static long
+stdio_file_read (struct ui_file *file, char *buf, long length_buf)
+{
+ struct stdio_file *stdio = ui_file_data (file);
+ if (stdio->magic != &stdio_file_magic)
+ internal_error (__FILE__, __LINE__,
+ "stdio_file_read: bad magic number");
+ return read (fileno (stdio->file), buf, length_buf);
+}
+
static void
stdio_file_write (struct ui_file *file, const char *buf, long length_buf)
{