/* MI Command Set - environment commands.
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/* MI Command Set - environment commands.
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Copyright (C) 2002, 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
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Copyright (C) 2002, 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
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Contributed by Red Hat Inc.
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Contributed by Red Hat Inc.
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This file is part of GDB.
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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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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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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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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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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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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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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "defs.h"
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#include "inferior.h"
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#include "inferior.h"
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#include "value.h"
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#include "value.h"
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#include "mi-out.h"
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#include "mi-out.h"
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#include "mi-cmds.h"
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#include "mi-cmds.h"
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#include "mi-getopt.h"
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#include "mi-getopt.h"
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#include "symtab.h"
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#include "symtab.h"
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#include "target.h"
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#include "target.h"
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#include "environ.h"
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#include "environ.h"
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#include "command.h"
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#include "command.h"
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#include "ui-out.h"
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#include "ui-out.h"
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#include "top.h"
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#include "top.h"
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#include "gdb_string.h"
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#include "gdb_string.h"
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#include "gdb_stat.h"
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#include "gdb_stat.h"
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static void env_mod_path (char *dirname, char **which_path);
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static void env_mod_path (char *dirname, char **which_path);
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extern void _initialize_mi_cmd_env (void);
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extern void _initialize_mi_cmd_env (void);
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static const char path_var_name[] = "PATH";
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static const char path_var_name[] = "PATH";
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static char *orig_path = NULL;
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static char *orig_path = NULL;
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/* The following is copied from mi-main.c so for m1 and below we can
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/* The following is copied from mi-main.c so for m1 and below we can
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perform old behavior and use cli commands. If ARGS is non-null,
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perform old behavior and use cli commands. If ARGS is non-null,
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append it to the CMD. */
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append it to the CMD. */
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static void
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static void
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env_execute_cli_command (const char *cmd, const char *args)
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env_execute_cli_command (const char *cmd, const char *args)
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{
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{
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if (cmd != 0)
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if (cmd != 0)
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{
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{
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struct cleanup *old_cleanups;
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struct cleanup *old_cleanups;
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char *run;
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char *run;
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if (args != NULL)
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if (args != NULL)
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run = xstrprintf ("%s %s", cmd, args);
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run = xstrprintf ("%s %s", cmd, args);
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else
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else
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run = xstrdup (cmd);
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run = xstrdup (cmd);
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old_cleanups = make_cleanup (xfree, run);
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old_cleanups = make_cleanup (xfree, run);
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execute_command ( /*ui */ run, 0 /*from_tty */ );
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execute_command ( /*ui */ run, 0 /*from_tty */ );
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do_cleanups (old_cleanups);
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do_cleanups (old_cleanups);
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return;
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return;
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}
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}
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}
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}
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/* Print working directory. */
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/* Print working directory. */
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/* JPB: Some picky Ubuntu GCC compilers don't like the result of getcwd being
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/* JPB: Some picky Ubuntu GCC compilers don't like the result of getcwd being
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ignored (even if you cast it to void). So capture the value and ignore
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ignored (even if you cast it to void). So capture the value and ignore
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THAT. */
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THAT. */
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enum mi_cmd_result
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enum mi_cmd_result
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mi_cmd_env_pwd (char *command, char **argv, int argc)
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mi_cmd_env_pwd (char *command, char **argv, int argc)
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{
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{
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char *res; /* For getcwd result */
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char *res; /* For getcwd result */
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if (argc > 0)
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if (argc > 0)
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error (_("mi_cmd_env_pwd: No arguments required"));
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error (_("mi_cmd_env_pwd: No arguments required"));
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if (mi_version (uiout) < 2)
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if (mi_version (uiout) < 2)
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{
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{
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env_execute_cli_command ("pwd", NULL);
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env_execute_cli_command ("pwd", NULL);
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return MI_CMD_DONE;
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return MI_CMD_DONE;
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}
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}
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/* Otherwise the mi level is 2 or higher. */
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/* Otherwise the mi level is 2 or higher. */
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res = getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); /* JPB */
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res = getcwd (gdb_dirbuf, sizeof (gdb_dirbuf)); /* JPB */
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ui_out_field_string (uiout, "cwd", gdb_dirbuf);
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ui_out_field_string (uiout, "cwd", gdb_dirbuf);
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return MI_CMD_DONE;
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return MI_CMD_DONE;
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}
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}
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/* Change working directory. */
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/* Change working directory. */
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enum mi_cmd_result
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enum mi_cmd_result
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mi_cmd_env_cd (char *command, char **argv, int argc)
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mi_cmd_env_cd (char *command, char **argv, int argc)
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{
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{
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if (argc == 0 || argc > 1)
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if (argc == 0 || argc > 1)
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error (_("mi_cmd_env_cd: Usage DIRECTORY"));
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error (_("mi_cmd_env_cd: Usage DIRECTORY"));
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env_execute_cli_command ("cd", argv[0]);
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env_execute_cli_command ("cd", argv[0]);
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return MI_CMD_DONE;
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return MI_CMD_DONE;
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}
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}
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static void
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static void
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env_mod_path (char *dirname, char **which_path)
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env_mod_path (char *dirname, char **which_path)
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{
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{
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if (dirname == 0 || dirname[0] == '\0')
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if (dirname == 0 || dirname[0] == '\0')
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return;
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return;
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/* Call add_path with last arg 0 to indicate not to parse for
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/* Call add_path with last arg 0 to indicate not to parse for
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separator characters. */
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separator characters. */
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add_path (dirname, which_path, 0);
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add_path (dirname, which_path, 0);
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}
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}
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/* Add one or more directories to start of executable search path. */
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/* Add one or more directories to start of executable search path. */
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enum mi_cmd_result
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enum mi_cmd_result
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mi_cmd_env_path (char *command, char **argv, int argc)
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mi_cmd_env_path (char *command, char **argv, int argc)
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{
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{
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char *exec_path;
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char *exec_path;
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char *env;
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char *env;
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int reset = 0;
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int reset = 0;
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int optind = 0;
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int optind = 0;
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int i;
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int i;
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char *optarg;
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char *optarg;
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enum opt
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enum opt
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{
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{
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RESET_OPT
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RESET_OPT
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};
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};
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static struct mi_opt opts[] =
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static struct mi_opt opts[] =
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{
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{
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{"r", RESET_OPT, 0},
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{"r", RESET_OPT, 0},
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{ 0, 0, 0 }
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{ 0, 0, 0 }
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};
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};
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dont_repeat ();
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dont_repeat ();
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if (mi_version (uiout) < 2)
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if (mi_version (uiout) < 2)
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{
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{
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for (i = argc - 1; i >= 0; --i)
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for (i = argc - 1; i >= 0; --i)
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env_execute_cli_command ("path", argv[i]);
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env_execute_cli_command ("path", argv[i]);
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return MI_CMD_DONE;
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return MI_CMD_DONE;
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}
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}
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/* Otherwise the mi level is 2 or higher. */
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/* Otherwise the mi level is 2 or higher. */
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while (1)
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while (1)
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{
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{
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int opt = mi_getopt ("mi_cmd_env_path", argc, argv, opts,
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int opt = mi_getopt ("mi_cmd_env_path", argc, argv, opts,
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&optind, &optarg);
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&optind, &optarg);
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if (opt < 0)
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if (opt < 0)
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break;
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break;
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switch ((enum opt) opt)
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switch ((enum opt) opt)
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{
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{
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case RESET_OPT:
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case RESET_OPT:
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reset = 1;
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reset = 1;
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break;
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break;
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}
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}
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}
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}
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argv += optind;
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argv += optind;
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argc -= optind;
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argc -= optind;
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if (reset)
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if (reset)
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{
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{
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/* Reset implies resetting to original path first. */
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/* Reset implies resetting to original path first. */
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exec_path = xstrdup (orig_path);
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exec_path = xstrdup (orig_path);
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}
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}
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else
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else
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{
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{
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/* Otherwise, get current path to modify. */
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/* Otherwise, get current path to modify. */
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env = get_in_environ (inferior_environ, path_var_name);
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env = get_in_environ (inferior_environ, path_var_name);
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/* Can be null if path is not set. */
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/* Can be null if path is not set. */
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if (!env)
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if (!env)
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env = "";
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env = "";
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exec_path = xstrdup (env);
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exec_path = xstrdup (env);
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}
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}
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for (i = argc - 1; i >= 0; --i)
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for (i = argc - 1; i >= 0; --i)
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env_mod_path (argv[i], &exec_path);
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env_mod_path (argv[i], &exec_path);
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set_in_environ (inferior_environ, path_var_name, exec_path);
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set_in_environ (inferior_environ, path_var_name, exec_path);
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xfree (exec_path);
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xfree (exec_path);
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env = get_in_environ (inferior_environ, path_var_name);
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env = get_in_environ (inferior_environ, path_var_name);
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ui_out_field_string (uiout, "path", env);
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ui_out_field_string (uiout, "path", env);
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return MI_CMD_DONE;
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return MI_CMD_DONE;
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}
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}
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/* Add zero or more directories to the front of the source path. */
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/* Add zero or more directories to the front of the source path. */
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enum mi_cmd_result
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enum mi_cmd_result
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mi_cmd_env_dir (char *command, char **argv, int argc)
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mi_cmd_env_dir (char *command, char **argv, int argc)
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{
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{
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int i;
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int i;
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int optind = 0;
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int optind = 0;
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int reset = 0;
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int reset = 0;
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char *optarg;
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char *optarg;
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enum opt
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enum opt
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{
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{
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RESET_OPT
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RESET_OPT
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};
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};
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static struct mi_opt opts[] =
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static struct mi_opt opts[] =
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{
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{
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{"r", RESET_OPT, 0},
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{"r", RESET_OPT, 0},
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{ 0, 0, 0 }
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{ 0, 0, 0 }
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};
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};
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dont_repeat ();
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dont_repeat ();
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if (mi_version (uiout) < 2)
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if (mi_version (uiout) < 2)
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{
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{
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for (i = argc - 1; i >= 0; --i)
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for (i = argc - 1; i >= 0; --i)
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env_execute_cli_command ("dir", argv[i]);
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env_execute_cli_command ("dir", argv[i]);
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return MI_CMD_DONE;
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return MI_CMD_DONE;
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}
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}
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/* Otherwise mi level is 2 or higher. */
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/* Otherwise mi level is 2 or higher. */
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while (1)
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while (1)
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{
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{
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int opt = mi_getopt ("mi_cmd_env_dir", argc, argv, opts,
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int opt = mi_getopt ("mi_cmd_env_dir", argc, argv, opts,
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&optind, &optarg);
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&optind, &optarg);
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if (opt < 0)
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if (opt < 0)
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break;
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break;
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switch ((enum opt) opt)
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switch ((enum opt) opt)
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{
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{
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case RESET_OPT:
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case RESET_OPT:
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reset = 1;
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reset = 1;
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break;
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break;
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}
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}
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}
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}
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argv += optind;
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argv += optind;
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argc -= optind;
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argc -= optind;
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if (reset)
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if (reset)
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{
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{
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/* Reset means setting to default path first. */
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/* Reset means setting to default path first. */
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xfree (source_path);
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xfree (source_path);
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init_source_path ();
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init_source_path ();
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}
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}
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for (i = argc - 1; i >= 0; --i)
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for (i = argc - 1; i >= 0; --i)
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env_mod_path (argv[i], &source_path);
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env_mod_path (argv[i], &source_path);
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init_last_source_visited ();
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init_last_source_visited ();
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ui_out_field_string (uiout, "source-path", source_path);
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ui_out_field_string (uiout, "source-path", source_path);
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forget_cached_source_info ();
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forget_cached_source_info ();
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return MI_CMD_DONE;
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return MI_CMD_DONE;
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}
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}
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/* Set the inferior terminal device name. */
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/* Set the inferior terminal device name. */
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enum mi_cmd_result
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enum mi_cmd_result
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mi_cmd_inferior_tty_set (char *command, char **argv, int argc)
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mi_cmd_inferior_tty_set (char *command, char **argv, int argc)
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{
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{
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set_inferior_io_terminal (argv[0]);
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set_inferior_io_terminal (argv[0]);
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return MI_CMD_DONE;
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return MI_CMD_DONE;
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}
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}
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/* Print the inferior terminal device name */
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/* Print the inferior terminal device name */
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enum mi_cmd_result
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enum mi_cmd_result
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mi_cmd_inferior_tty_show (char *command, char **argv, int argc)
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mi_cmd_inferior_tty_show (char *command, char **argv, int argc)
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{
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{
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const char *inferior_io_terminal = get_inferior_io_terminal ();
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const char *inferior_io_terminal = get_inferior_io_terminal ();
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if ( !mi_valid_noargs ("mi_cmd_inferior_tty_show", argc, argv))
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if ( !mi_valid_noargs ("mi_cmd_inferior_tty_show", argc, argv))
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error (_("mi_cmd_inferior_tty_show: Usage: No args"));
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error (_("mi_cmd_inferior_tty_show: Usage: No args"));
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if (inferior_io_terminal)
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if (inferior_io_terminal)
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ui_out_field_string (uiout, "inferior_tty_terminal", inferior_io_terminal);
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ui_out_field_string (uiout, "inferior_tty_terminal", inferior_io_terminal);
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return MI_CMD_DONE;
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return MI_CMD_DONE;
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}
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}
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void
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void
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_initialize_mi_cmd_env (void)
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_initialize_mi_cmd_env (void)
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{
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{
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char *env;
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char *env;
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/* We want original execution path to reset to, if desired later. */
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/* We want original execution path to reset to, if desired later. */
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env = get_in_environ (inferior_environ, path_var_name);
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env = get_in_environ (inferior_environ, path_var_name);
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/* Can be null if path is not set. */
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/* Can be null if path is not set. */
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if (!env)
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if (!env)
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env = "";
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env = "";
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orig_path = xstrdup (env);
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orig_path = xstrdup (env);
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}
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}
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