/* UI_FILE - a generic STDIO like output stream.
- Copyright (C) 1999, 2000, 2001, 2002, 2007, 2008, 2009
+ Copyright (C) 1999, 2000, 2001, 2002, 2007, 2008, 2009, 2010
Free Software Foundation, Inc.
This file is part of GDB.
#include "defs.h"
#include "ui-file.h"
+#include "gdb_obstack.h"
#include "gdb_string.h"
+#include "gdb_select.h"
#include <errno.h>
}
/* ui_file utility function for converting a ``struct ui_file'' into
- a memory buffer''. */
+ a memory buffer. */
struct accumulated_ui_file
{
*length = acc.length;
return acc.buffer;
}
+
+static void
+do_ui_file_obsavestring (void *context, const char *buffer, long length)
+{
+ struct obstack *obstack = (struct obstack *) context;
+ obstack_grow (obstack, buffer, length);
+}
+
+char *
+ui_file_obsavestring (struct ui_file *file, struct obstack *obstack,
+ long *length)
+{
+ ui_file_put (file, do_ui_file_obsavestring, obstack);
+ *length = obstack_object_size (obstack);
+ obstack_1grow (obstack, '\0');
+ return obstack_finish (obstack);
+}
\f
/* A pure memory based ``struct ui_file'' that can be used an output
buffer. The buffers accumulated contents are available via
if (stdio->magic != &stdio_file_magic)
internal_error (__FILE__, __LINE__,
_("stdio_file_read: bad magic number"));
+
+ /* For the benefit of Windows, call gdb_select before reading from
+ the file. Wait until at least one byte of data is available.
+ Control-C can interrupt gdb_select, but not read. */
+ {
+ int fd = fileno (stdio->file);
+ fd_set readfds;
+ FD_ZERO (&readfds);
+ FD_SET (fd, &readfds);
+ if (gdb_select (fd + 1, &readfds, NULL, NULL, NULL) == -1)
+ return -1;
+ }
+
return read (fileno (stdio->file), buf, length_buf);
}
if (tee->magic != &tee_file_magic)
internal_error (__FILE__, __LINE__,
_("tee_file_isatty: bad magic number"));
- return (0);
+
+ return ui_file_isatty (tee->one);
}