10f9c2135e
* cli/cli-utils.c: * cli/cli-setshow.h: * cli/cli-setshow.c: * cli/cli-script.h: * cli/cli-script.c: * cli/cli-logging.c: * cli/cli-interp.c: * cli/cli-dump.h: * cli/cli-dump.c: * cli/cli-decode.h: * cli/cli-decode.c: * cli/cli-cmds.h: * cli/cli-cmds.c: Add (c) after Copyright. Update FSF address.
231 lines
6.8 KiB
C
231 lines
6.8 KiB
C
/* Command-line output logging for GDB, the GNU debugger.
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Copyright (c) 2003, 2004 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA. */
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#include "defs.h"
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#include "gdbcmd.h"
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#include "ui-out.h"
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#include "gdb_string.h"
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/* These hold the pushed copies of the gdb output files.
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If NULL then nothing has yet been pushed. */
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struct saved_output_files
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{
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struct ui_file *out;
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struct ui_file *err;
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struct ui_file *log;
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struct ui_file *targ;
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};
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static struct saved_output_files saved_output;
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static char *saved_filename;
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static char *logging_filename;
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static void
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show_logging_filename (struct ui_file *file, int from_tty,
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struct cmd_list_element *c, const char *value)
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{
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fprintf_filtered (file, _("The current logfile is \"%s\".\n"),
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value);
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}
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int logging_overwrite;
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static void
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show_logging_overwrite (struct ui_file *file, int from_tty,
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struct cmd_list_element *c, const char *value)
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{
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fprintf_filtered (file, _("\
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Whether logging overwrites or appends to the log file is %s.\n"),
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value);
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}
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int logging_redirect;
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static void
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show_logging_redirect (struct ui_file *file, int from_tty,
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struct cmd_list_element *c, const char *value)
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{
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fprintf_filtered (file, _("The logging output mode is %s.\n"), value);
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}
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/* If we've pushed output files, close them and pop them. */
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static void
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pop_output_files (void)
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{
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/* Only delete one of the files -- they are all set to the same
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value. */
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ui_file_delete (gdb_stdout);
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gdb_stdout = saved_output.out;
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gdb_stderr = saved_output.err;
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gdb_stdlog = saved_output.log;
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gdb_stdtarg = saved_output.targ;
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saved_output.out = NULL;
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saved_output.err = NULL;
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saved_output.log = NULL;
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saved_output.targ = NULL;
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ui_out_redirect (uiout, NULL);
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}
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/* This is a helper for the `set logging' command. */
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static void
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handle_redirections (int from_tty)
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{
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struct ui_file *output;
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if (saved_filename != NULL)
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{
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fprintf_unfiltered (gdb_stdout, "Already logging to %s.\n",
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saved_filename);
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return;
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}
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output = gdb_fopen (logging_filename, logging_overwrite ? "w" : "a");
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if (output == NULL)
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perror_with_name (_("set logging"));
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/* Redirects everything to gdb_stdout while this is running. */
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if (!logging_redirect)
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{
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output = tee_file_new (gdb_stdout, 0, output, 1);
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if (output == NULL)
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perror_with_name (_("set logging"));
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if (from_tty)
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fprintf_unfiltered (gdb_stdout, "Copying output to %s.\n",
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logging_filename);
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}
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else if (from_tty)
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fprintf_unfiltered (gdb_stdout, "Redirecting output to %s.\n",
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logging_filename);
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saved_filename = xstrdup (logging_filename);
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saved_output.out = gdb_stdout;
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saved_output.err = gdb_stderr;
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saved_output.log = gdb_stdlog;
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saved_output.targ = gdb_stdtarg;
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gdb_stdout = output;
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gdb_stderr = output;
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gdb_stdlog = output;
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gdb_stdtarg = output;
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if (ui_out_redirect (uiout, gdb_stdout) < 0)
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warning (_("Current output protocol does not support redirection"));
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}
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static void
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set_logging_on (char *args, int from_tty)
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{
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char *rest = args;
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if (rest && *rest)
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{
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xfree (logging_filename);
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logging_filename = xstrdup (rest);
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}
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handle_redirections (from_tty);
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}
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static void
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set_logging_off (char *args, int from_tty)
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{
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if (saved_filename == NULL)
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return;
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pop_output_files ();
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if (from_tty)
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fprintf_unfiltered (gdb_stdout, "Done logging to %s.\n", saved_filename);
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xfree (saved_filename);
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saved_filename = NULL;
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}
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static void
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set_logging_command (char *args, int from_tty)
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{
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printf_unfiltered (_("\
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\"set logging\" lets you log output to a file.\n\
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Usage: set logging on [FILENAME]\n\
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set logging off\n\
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set logging file FILENAME\n\
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set logging overwrite [on|off]\n\
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set logging redirect [on|off]\n"));
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}
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void
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show_logging_command (char *args, int from_tty)
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{
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if (saved_filename)
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printf_unfiltered (_("Currently logging to \"%s\".\n"), saved_filename);
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if (saved_filename == NULL
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|| strcmp (logging_filename, saved_filename) != 0)
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printf_unfiltered (_("Future logs will be written to %s.\n"),
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logging_filename);
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if (logging_overwrite)
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printf_unfiltered (_("Logs will overwrite the log file.\n"));
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else
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printf_unfiltered (_("Logs will be appended to the log file.\n"));
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if (logging_redirect)
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printf_unfiltered (_("Output will be sent only to the log file.\n"));
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else
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printf_unfiltered (_("Output will be logged and displayed.\n"));
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}
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void
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_initialize_cli_logging (void)
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{
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static struct cmd_list_element *set_logging_cmdlist, *show_logging_cmdlist;
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add_prefix_cmd ("logging", class_support, set_logging_command,
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_("Set logging options"), &set_logging_cmdlist,
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"set logging ", 0, &setlist);
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add_prefix_cmd ("logging", class_support, show_logging_command,
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_("Show logging options"), &show_logging_cmdlist,
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"show logging ", 0, &showlist);
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add_setshow_boolean_cmd ("overwrite", class_support, &logging_overwrite, _("\
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Set whether logging overwrites or appends to the log file."), _("\
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Show whether logging overwrites or appends to the log file."), _("\
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If set, logging overrides the log file."),
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NULL,
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show_logging_overwrite,
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&set_logging_cmdlist, &show_logging_cmdlist);
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add_setshow_boolean_cmd ("redirect", class_support, &logging_redirect, _("\
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Set the logging output mode."), _("\
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Show the logging output mode."), _("\
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If redirect is off, output will go to both the screen and the log file.\n\
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If redirect is on, output will go only to the log file."),
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NULL,
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show_logging_redirect,
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&set_logging_cmdlist, &show_logging_cmdlist);
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add_setshow_filename_cmd ("file", class_support, &logging_filename, _("\
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Set the current logfile."), _("\
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Show the current logfile."), _("\
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The logfile is used when directing GDB's output."),
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NULL,
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show_logging_filename,
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&set_logging_cmdlist, &show_logging_cmdlist);
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add_cmd ("on", class_support, set_logging_on,
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_("Enable logging."), &set_logging_cmdlist);
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add_cmd ("off", class_support, set_logging_off,
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_("Disable logging."), &set_logging_cmdlist);
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logging_filename = xstrdup ("gdb.txt");
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}
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