OpenE2K/binutils-gdb
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* remote-mips.c (mips_initialize): Clear mips_initializing via

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cleanup chain, not directly.

	* ser-unix.c (wait_for) [HAVE_TERMIO, HAVE_TERMIOS]: Make a timeout
	of -1 mean forever, like in the HAVE_SGTTY case.  Warn if we are
	munging the timeout due to the limited range of c_cc[VTIME].
This commit is contained in:
Jim Kingdon 1994-01-22 19:16:02 +00:00
parent 08f74b9271
commit 864df7e6f3
3 changed files with 55 additions and 4 deletions
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7
gdb/ChangeLog
View File

@ -1,5 +1,12 @@
Sat Jan 22 08:30:42 1994 Jim Kingdon (kingdon@deneb.cygnus.com)
* remote-mips.c (mips_initialize): Clear mips_initializing via
cleanup chain, not directly.
* ser-unix.c (wait_for) [HAVE_TERMIO, HAVE_TERMIOS]: Make a timeout
of -1 mean forever, like in the HAVE_SGTTY case. Warn if we are
munging the timeout due to the limited range of c_cc[VTIME].
* fork-child.c, inferior.h (fork_inferior): New argument shell_file.
* procfs.c (procfs_create_inferior), inftarg.c (child_create_inferior),
m3-nat.c (m3_create_inferior): Pass it.

18
gdb/remote-mips.c
View File

@ -888,6 +888,13 @@ mips_request (cmd, addr, data, perr, timeout)
return rresponse;
}
static void
mips_initialize_cleanups (arg)
PTR arg;
{
mips_initializing = 0;
}
/* Initialize a new connection to the MIPS board, and make sure we are
really connected. */
@ -897,9 +904,16 @@ mips_initialize ()
char cr;
char buff[DATA_MAXLEN + 1];
int err;
struct cleanup *old_cleanups = make_cleanup (mips_initialize_cleanups, NULL);
/* What is this code doing here? I don't see any way it can happen, and
it might mean mips_initializing didn't get cleared properly.
So I'll make it a warning. */
if (mips_initializing)
return;
{
warning ("internal error: mips_initialize called twice");
return;
}
mips_initializing = 1;
@ -929,7 +943,7 @@ mips_initialize ()
}
mips_receive_packet (buff, 1, 3);
mips_initializing = 0;
do_cleanups (old_cleanups);
/* If this doesn't call error, we have connected; we don't care if
the request itself succeeds or fails. */

34
gdb/ser-unix.c
View File

@ -435,11 +435,41 @@ wait_for(scb, timeout)
fprintf_unfiltered(gdb_stderr, "get_tty_state failed: %s\n", safe_strerror(errno));
#ifdef HAVE_TERMIOS
state.termios.c_cc[VTIME] = timeout * 10;
if (timeout < 0)
{
/* No timeout. */
state.termios.c_cc[VTIME] = 0;
state.termios.c_cc[VMIN] = 1;
}
else
{
state.termios.c_cc[VMIN] = 0;
state.termios.c_cc[VTIME] = timeout * 10;
if (state.termios.c_cc[VTIME] != timeout * 10)
{
warning ("Timeout value %d too large, using %d", timeout,
state.termios.c_cc[VTIME] / 10);
}
}
#endif
#ifdef HAVE_TERMIO
state.termio.c_cc[VTIME] = timeout * 10;
if (timeout < 0)
{
/* No timeout. */
state.termio.c_cc[VTIME] = 0;
state.termio.c_cc[VMIN] = 1;
}
else
{
state.termio.c_cc[VMIN] = 0;
state.termio.c_cc[VTIME] = timeout * 10;
if (state.termio.c_cc[VTIME] != timeout * 10)
{
warning ("Timeout value %d too large, using %d", timeout,
state.termio.c_cc[VTIME] / 10);
}
}
#endif
scb->current_timeout = timeout;