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import gdb-1999-07-07 post reformat

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This commit is contained in:
Jason Molenda
1999-07-07 20:19:36 +00:00
parent 3a4b77d8be
commit c5aa993b1f
643 changed files with 69889 additions and 65773 deletions
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214
gdb/remote-utils.c
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@@ -2,42 +2,43 @@
Copyright 1993, 1994, 1998 Free Software Foundation, Inc.
This file is part of GDB.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* This file actually contains two distinct logical "packages". They
are packaged together in this one file because they are typically
used together.
are packaged together in this one file because they are typically
used together.
The first package is an addition to the serial package. The
addition provides reading and writing with debugging output and
timeouts based on user settable variables. These routines are
intended to support serial port based remote backends. These
functions are prefixed with sr_.
The first package is an addition to the serial package. The
addition provides reading and writing with debugging output and
timeouts based on user settable variables. These routines are
intended to support serial port based remote backends. These
functions are prefixed with sr_.
The second package is a collection of more or less generic
functions for use by remote backends. They support user settable
variables for debugging, retries, and the like.
The second package is a collection of more or less generic
functions for use by remote backends. They support user settable
variables for debugging, retries, and the like.
Todo:
* a pass through mode a la kermit or telnet.
* autobaud.
* ask remote to change his baud rate.
*/
*/
#include <ctype.h>
@@ -46,28 +47,29 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "gdbcmd.h"
#include "target.h"
#include "serial.h"
#include "gdbcore.h" /* for exec_bfd */
#include "inferior.h" /* for generic_mourn_inferior */
#include "gdbcore.h" /* for exec_bfd */
#include "inferior.h" /* for generic_mourn_inferior */
#include "remote-utils.h"
void _initialize_sr_support PARAMS ((void));
struct _sr_settings sr_settings = {
4, /* timeout:
remote-hms.c had 2
remote-bug.c had "with a timeout of 2, we time out waiting for
the prompt after an s-record dump."
struct _sr_settings sr_settings =
{
4, /* timeout:
remote-hms.c had 2
remote-bug.c had "with a timeout of 2, we time out waiting for
the prompt after an s-record dump."
remote.c had (2): This was 5 seconds, which is a long time to
sit and wait. Unless this is going though some terminal server
or multiplexer or other form of hairy serial connection, I
would think 2 seconds would be plenty.
*/
remote.c had (2): This was 5 seconds, which is a long time to
sit and wait. Unless this is going though some terminal server
or multiplexer or other form of hairy serial connection, I
would think 2 seconds would be plenty.
*/
10, /* retries */
NULL, /* device */
NULL, /* descriptor */
10, /* retries */
NULL, /* device */
NULL, /* descriptor */
};
struct gr_settings *gr_settings = NULL;
@@ -76,12 +78,12 @@ static void usage PARAMS ((char *, char *));
static void sr_com PARAMS ((char *, int));
static void
usage(proto, junk)
usage (proto, junk)
char *proto;
char *junk;
{
if (junk != NULL)
fprintf_unfiltered(gdb_stderr, "Unrecognized arguments: `%s'.\n", junk);
fprintf_unfiltered (gdb_stderr, "Unrecognized arguments: `%s'.\n", junk);
error ("Usage: target %s [DEVICE [SPEED [DEBUG]]]\n\
where DEVICE is the name of a device or HOST:PORT", proto, proto);
@@ -101,7 +103,7 @@ where DEVICE is the name of a device or HOST:PORT", proto, proto);
}
void
sr_scan_args(proto, args)
sr_scan_args (proto, args)
char *proto;
char *args;
{
@@ -113,61 +115,61 @@ sr_scan_args(proto, args)
return;
/* scan off white space. */
for (p = args; isspace(*p); ++p) ;;
for (p = args; isspace (*p); ++p);;
/* find end of device name. */
for (q = p; *q != '\0' && !isspace(*q); ++q) ;;
for (q = p; *q != '\0' && !isspace (*q); ++q);;
/* check for missing or empty device name. */
CHECKDONE(p, q);
sr_set_device(savestring(p, q - p));
CHECKDONE (p, q);
sr_set_device (savestring (p, q - p));
/* look for baud rate. */
n = strtol(q, &p, 10);
n = strtol (q, &p, 10);
/* check for missing or empty baud rate. */
CHECKDONE(p, q);
CHECKDONE (p, q);
baud_rate = n;
/* look for debug value. */
n = strtol(p, &q, 10);
n = strtol (p, &q, 10);
/* check for missing or empty debug value. */
CHECKDONE(p, q);
sr_set_debug(n);
CHECKDONE (p, q);
sr_set_debug (n);
/* scan off remaining white space. */
for (p = q; isspace(*p); ++p) ;;
for (p = q; isspace (*p); ++p);;
/* if not end of string, then there's unrecognized junk. */
if (*p != '\0')
usage(proto, p);
usage (proto, p);
return;
}
void
gr_generic_checkin()
gr_generic_checkin ()
{
sr_write_cr("");
gr_expect_prompt();
sr_write_cr ("");
gr_expect_prompt ();
}
void
gr_open(args, from_tty, gr)
gr_open (args, from_tty, gr)
char *args;
int from_tty;
struct gr_settings *gr;
{
target_preopen(from_tty);
sr_scan_args(gr->ops->to_shortname, args);
unpush_target(gr->ops);
target_preopen (from_tty);
sr_scan_args (gr->ops->to_shortname, args);
unpush_target (gr->ops);
gr_settings = gr;
gr_set_dcache(dcache_init(gr->readfunc, gr->writefunc));
gr_set_dcache (dcache_init (gr->readfunc, gr->writefunc));
if (sr_get_desc() != NULL)
if (sr_get_desc () != NULL)
gr_close (0);
/* If no args are specified, then we use the device specified by a
@@ -177,28 +179,28 @@ gr_open(args, from_tty, gr)
if (sr_get_device () == NULL)
usage (gr->ops->to_shortname, NULL);
sr_set_desc(SERIAL_OPEN (sr_get_device()));
if (!sr_get_desc())
perror_with_name((char *) sr_get_device());
sr_set_desc (SERIAL_OPEN (sr_get_device ()));
if (!sr_get_desc ())
perror_with_name ((char *) sr_get_device ());
if (baud_rate != -1)
{
if (SERIAL_SETBAUDRATE(sr_get_desc(), baud_rate) != 0)
if (SERIAL_SETBAUDRATE (sr_get_desc (), baud_rate) != 0)
{
SERIAL_CLOSE(sr_get_desc());
perror_with_name(sr_get_device());
SERIAL_CLOSE (sr_get_desc ());
perror_with_name (sr_get_device ());
}
}
SERIAL_RAW (sr_get_desc());
SERIAL_RAW (sr_get_desc ());
/* If there is something sitting in the buffer we might take it as a
response to a command, which would be bad. */
SERIAL_FLUSH_INPUT (sr_get_desc ());
/* default retries */
if (sr_get_retries() == 0)
sr_set_retries(1);
if (sr_get_retries () == 0)
sr_set_retries (1);
/* default clear breakpoint function */
if (gr_settings->clear_all_breakpoints == NULL)
@@ -213,8 +215,8 @@ gr_open(args, from_tty, gr)
printf_filtered ("\n");
}
push_target(gr->ops);
gr_checkin();
push_target (gr->ops);
gr_checkin ();
gr_clear_all_breakpoints ();
return;
}
@@ -227,31 +229,31 @@ sr_readchar ()
{
int buf;
buf = SERIAL_READCHAR (sr_get_desc(), sr_get_timeout());
buf = SERIAL_READCHAR (sr_get_desc (), sr_get_timeout ());
if (buf == SERIAL_TIMEOUT)
error ("Timeout reading from remote system.");
if (sr_get_debug() > 0)
if (sr_get_debug () > 0)
printf_unfiltered ("%c", buf);
return buf & 0x7f;
}
int
sr_pollchar()
sr_pollchar ()
{
int buf;
buf = SERIAL_READCHAR (sr_get_desc(), 0);
buf = SERIAL_READCHAR (sr_get_desc (), 0);
if (buf == SERIAL_TIMEOUT)
buf = 0;
if (sr_get_debug() > 0)
if (sr_get_debug () > 0)
{
if (buf)
printf_unfiltered ("%c", buf);
printf_unfiltered ("%c", buf);
else
printf_unfiltered ("<empty character poll>");
printf_unfiltered ("<empty character poll>");
}
return buf & 0x7f;
@@ -289,10 +291,10 @@ sr_write (a, l)
{
int i;
if (SERIAL_WRITE (sr_get_desc(), a, l) != 0)
if (SERIAL_WRITE (sr_get_desc (), a, l) != 0)
perror_with_name ("sr_write: Error writing to remote");
if (sr_get_debug() > 0)
if (sr_get_debug () > 0)
for (i = 0; i < l; i++)
printf_unfiltered ("%c", a[i]);
@@ -407,15 +409,15 @@ sr_com (args, fromtty)
}
void
gr_close(quitting)
gr_close (quitting)
int quitting;
{
gr_clear_all_breakpoints();
gr_clear_all_breakpoints ();
if (sr_is_open())
if (sr_is_open ())
{
SERIAL_CLOSE (sr_get_desc());
sr_set_desc(NULL);
SERIAL_CLOSE (sr_get_desc ());
sr_set_desc (NULL);
}
return;
@@ -430,14 +432,14 @@ gr_close(quitting)
with your gdb. */
void
gr_detach(args, from_tty)
gr_detach (args, from_tty)
char *args;
int from_tty;
{
if (args)
error ("Argument given to \"detach\" when remotely debugging.");
if (sr_is_open())
if (sr_is_open ())
gr_clear_all_breakpoints ();
pop_target ();
@@ -445,7 +447,7 @@ gr_detach(args, from_tty)
puts_filtered ("Ending remote debugging.\n");
return;
}
}
void
gr_files_info (ops)
@@ -454,7 +456,7 @@ gr_files_info (ops)
#ifdef __GO32__
printf_filtered ("\tAttached to DOS asynctsr\n");
#else
printf_filtered ("\tAttached to %s", sr_get_device());
printf_filtered ("\tAttached to %s", sr_get_device ());
if (baud_rate != -1)
printf_filtered ("at %d baud", baud_rate);
printf_filtered ("\n");
@@ -472,7 +474,7 @@ void
gr_mourn ()
{
gr_clear_all_breakpoints ();
unpush_target (gr_get_ops());
unpush_target (gr_get_ops ());
generic_mourn_inferior ();
}
@@ -505,7 +507,7 @@ gr_create_inferior (execfile, args, env)
gr_clear_all_breakpoints ();
init_wait_for_inferior ();
gr_checkin();
gr_checkin ();
insert_breakpoints (); /* Needed to get correct instruction in cache */
proceed (entry_pt, -1, 0);
@@ -523,8 +525,8 @@ gr_multi_scan (list, passthrough)
char *list[];
int passthrough;
{
char *swallowed = NULL; /* holding area */
char *swallowed_p = swallowed; /* Current position in swallowed. */
char *swallowed = NULL; /* holding area */
char *swallowed_p = swallowed; /* Current position in swallowed. */
int ch;
int ch_handled;
int i;
@@ -539,7 +541,7 @@ gr_multi_scan (list, passthrough)
list[i] != NULL;
++i, ++string_count)
{
int length = strlen(list[i]);
int length = strlen (list[i]);
if (length > max_length)
max_length = length;
@@ -547,22 +549,22 @@ gr_multi_scan (list, passthrough)
/* if we have no strings, then something is wrong. */
if (string_count == 0)
return(-1);
return (-1);
/* otherwise, we will need a holding area big enough to hold almost two
copies of our largest string. */
swallowed_p = swallowed = alloca(max_length << 1);
swallowed_p = swallowed = alloca (max_length << 1);
/* and a list of pointers to current scan points. */
plist = (char **) alloca (string_count * sizeof(*plist));
plist = (char **) alloca (string_count * sizeof (*plist));
/* and initialize */
for (i = 0; i < string_count; ++i)
plist[i] = list[i];
for (ch = sr_readchar(); /* loop forever */ ; ch = sr_readchar())
for (ch = sr_readchar (); /* loop forever */ ; ch = sr_readchar ())
{
QUIT; /* Let user quit and leave process running */
QUIT; /* Let user quit and leave process running */
ch_handled = 0;
for (i = 0; i < string_count; ++i)
@@ -571,7 +573,7 @@ gr_multi_scan (list, passthrough)
{
++plist[i];
if (*plist[i] == '\0')
return(i);
return (i);
if (!ch_handled)
*swallowed_p++ = ch;
@@ -600,7 +602,7 @@ gr_multi_scan (list, passthrough)
}
#if 0
/* Never reached. */
return(-1);
return (-1);
#endif
}
@@ -623,7 +625,7 @@ int
gr_fetch_word (addr)
CORE_ADDR addr;
{
return dcache_fetch (gr_get_dcache(), addr);
return dcache_fetch (gr_get_dcache (), addr);
}
/* Write a word WORD into remote address ADDR.
@@ -634,7 +636,7 @@ gr_store_word (addr, word)
CORE_ADDR addr;
int word;
{
dcache_poke (gr_get_dcache(), addr, word);
dcache_poke (gr_get_dcache (), addr, word);
}
void
@@ -642,7 +644,7 @@ _initialize_sr_support ()
{
/* FIXME-now: if target is open... */
add_show_from_set (add_set_cmd ("remotedevice", no_class,
var_filename, (char *)&sr_settings.device,
var_filename, (char *) &sr_settings.device,
"Set device for remote serial I/O.\n\
This device is used as the serial port when debugging using remote\n\
targets.", &setlist),