FreeChainXenon/binutils-gdb
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2002-01-10 Michael Snyder <msnyder@redhat.com>

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* main.c (captured_main): Add new command line option "--pid".
	If the second command line argument (following the symbol-file)
	begins with a digit, try to attach to it before trying to open
	it as a corefile.
	(print_gdb_help): Document the "--pid" argument.
This commit is contained in:
Michael Snyder 2002-01-10 23:03:08 +00:00
parent a873495b95
commit 00546b04b2
2 changed files with 31 additions and 7 deletions
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30
gdb/main.c
View file

@ -1,6 +1,7 @@
/* Top level stuff for GDB, the GNU debugger.
Copyright 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
1996, 1997, 1998, 1999, 2000, 2001, 2002
Free Software Foundation, Inc.
This file is part of GDB.
@ -239,6 +240,8 @@ captured_main (void *data)
{"e", required_argument, 0, 'e'},
{"core", required_argument, 0, 'c'},
{"c", required_argument, 0, 'c'},
{"pid", required_argument, 0, 'p'},
{"p", required_argument, 0, 'p'},
{"command", required_argument, 0, 'x'},
{"version", no_argument, &print_version, 1},
{"x", required_argument, 0, 'x'},
@ -320,6 +323,10 @@ captured_main (void *data)
case 'c':
corearg = optarg;
break;
case 'p':
/* "corearg" is shared by "--core" and "--pid" */
corearg = optarg;
break;
case 'x':
cmdarg[ncmd++] = optarg;
if (ncmd >= cmdsize)
@ -463,8 +470,8 @@ extern int gdbtk_test (char *);
execarg = argv[optind];
break;
case 2:
/* FIXME: The documentation says this can be a
"ProcID". as well. */
/* The documentation says this can be a "ProcID" as well.
We will try it as both a corefile and a pid. */
corearg = argv[optind];
break;
case 3:
@ -586,12 +593,20 @@ extern int gdbtk_test (char *);
if (corearg != NULL)
{
if (catch_command_errors (core_file_command, corearg, !batch, RETURN_MASK_ALL) == 0)
/* corearg may be either a corefile or a pid.
If its first character is a digit, try attach first
and then corefile. Otherwise try corefile first. */
if (isdigit (corearg[0]))
{
/* See if the core file is really a PID. */
if (isdigit (corearg[0]))
catch_command_errors (attach_command, corearg, !batch, RETURN_MASK_ALL);
if (catch_command_errors (attach_command, corearg,
!batch, RETURN_MASK_ALL) == 0)
catch_command_errors (core_file_command, corearg,
!batch, RETURN_MASK_ALL);
}
else /* Can't be a pid, better be a corefile. */
catch_command_errors (core_file_command, corearg,
!batch, RETURN_MASK_ALL);
}
if (ttyarg != NULL)
@ -752,6 +767,7 @@ Options:\n\n\
--cd=DIR Change current directory to DIR.\n\
--command=FILE Execute GDB commands from FILE.\n\
--core=COREFILE Analyze the core dump COREFILE.\n\
--pid=PID Attach to running process PID.\n\
", stream);
fputs_unfiltered ("\
--dbx DBX compatibility mode.\n\