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Add note to serial_open.
author
Martin Hunt
<hunt@redhat.com>
Tue, 4 Dec 2001 21:44:37 +0000
(21:44 +0000)
committer
Martin Hunt
<hunt@redhat.com>
Tue, 4 Dec 2001 21:44:37 +0000
(21:44 +0000)
gdb/serial.h
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diff --git
a/gdb/serial.h
b/gdb/serial.h
index a0dbe723acb1fb4922a2e61814abb05c3a8a7e8a..97d68f32a04888a58cf782411398828b22a7627c 100644
(file)
--- a/
gdb/serial.h
+++ b/
gdb/serial.h
@@
-32,7
+32,10
@@
typedef void *serial_ttystate;
struct serial;
/* Try to open NAME. Returns a new `struct serial *' on success, NULL
- on failure. */
+ on failure. Note that some open calls can block and, if possible,
+ should be written to be non-blocking, with calls to ui_look_hook
+ so they can be cancelled. An async interface for open could be
+ added to GDB if necessary. */
extern struct serial *serial_open (const char *name);
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