1 /* MI Command Set - environment commands.
3 Copyright (C) 2002, 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
5 Contributed by Red Hat Inc.
7 This file is part of GDB.
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>. */
27 #include "mi-getopt.h"
35 #include "gdb_string.h"
38 static void env_mod_path (char *dirname
, char **which_path
);
39 extern void _initialize_mi_cmd_env (void);
41 static const char path_var_name
[] = "PATH";
42 static char *orig_path
= NULL
;
44 /* The following is copied from mi-main.c so for m1 and below we can
45 perform old behavior and use cli commands. If ARGS is non-null,
46 append it to the CMD. */
48 env_execute_cli_command (const char *cmd
, const char *args
)
52 struct cleanup
*old_cleanups
;
55 run
= xstrprintf ("%s %s", cmd
, args
);
58 old_cleanups
= make_cleanup (xfree
, run
);
59 execute_command ( /*ui */ run
, 0 /*from_tty */ );
60 do_cleanups (old_cleanups
);
66 /* Print working directory. */
68 mi_cmd_env_pwd (char *command
, char **argv
, int argc
)
71 error (_("mi_cmd_env_pwd: No arguments required"));
73 if (mi_version (uiout
) < 2)
75 env_execute_cli_command ("pwd", NULL
);
79 /* Otherwise the mi level is 2 or higher. */
81 getcwd (gdb_dirbuf
, sizeof (gdb_dirbuf
));
82 ui_out_field_string (uiout
, "cwd", gdb_dirbuf
);
87 /* Change working directory. */
89 mi_cmd_env_cd (char *command
, char **argv
, int argc
)
91 if (argc
== 0 || argc
> 1)
92 error (_("mi_cmd_env_cd: Usage DIRECTORY"));
94 env_execute_cli_command ("cd", argv
[0]);
100 env_mod_path (char *dirname
, char **which_path
)
102 if (dirname
== 0 || dirname
[0] == '\0')
105 /* Call add_path with last arg 0 to indicate not to parse for
106 separator characters. */
107 add_path (dirname
, which_path
, 0);
110 /* Add one or more directories to start of executable search path. */
112 mi_cmd_env_path (char *command
, char **argv
, int argc
)
124 static struct mi_opt opts
[] =
132 if (mi_version (uiout
) < 2)
134 for (i
= argc
- 1; i
>= 0; --i
)
135 env_execute_cli_command ("path", argv
[i
]);
139 /* Otherwise the mi level is 2 or higher. */
142 int opt
= mi_getopt ("mi_cmd_env_path", argc
, argv
, opts
,
146 switch ((enum opt
) opt
)
159 /* Reset implies resetting to original path first. */
160 exec_path
= xstrdup (orig_path
);
164 /* Otherwise, get current path to modify. */
165 env
= get_in_environ (inferior_environ
, path_var_name
);
167 /* Can be null if path is not set. */
170 exec_path
= xstrdup (env
);
173 for (i
= argc
- 1; i
>= 0; --i
)
174 env_mod_path (argv
[i
], &exec_path
);
176 set_in_environ (inferior_environ
, path_var_name
, exec_path
);
178 env
= get_in_environ (inferior_environ
, path_var_name
);
179 ui_out_field_string (uiout
, "path", env
);
184 /* Add zero or more directories to the front of the source path. */
186 mi_cmd_env_dir (char *command
, char **argv
, int argc
)
196 static struct mi_opt opts
[] =
204 if (mi_version (uiout
) < 2)
206 for (i
= argc
- 1; i
>= 0; --i
)
207 env_execute_cli_command ("dir", argv
[i
]);
211 /* Otherwise mi level is 2 or higher. */
214 int opt
= mi_getopt ("mi_cmd_env_dir", argc
, argv
, opts
,
218 switch ((enum opt
) opt
)
230 /* Reset means setting to default path first. */
235 for (i
= argc
- 1; i
>= 0; --i
)
236 env_mod_path (argv
[i
], &source_path
);
237 init_last_source_visited ();
239 ui_out_field_string (uiout
, "source-path", source_path
);
240 forget_cached_source_info ();
245 /* Set the inferior terminal device name. */
247 mi_cmd_inferior_tty_set (char *command
, char **argv
, int argc
)
249 set_inferior_io_terminal (argv
[0]);
254 /* Print the inferior terminal device name */
256 mi_cmd_inferior_tty_show (char *command
, char **argv
, int argc
)
258 const char *inferior_io_terminal
= get_inferior_io_terminal ();
260 if ( !mi_valid_noargs ("mi_cmd_inferior_tty_show", argc
, argv
))
261 error (_("mi_cmd_inferior_tty_show: Usage: No args"));
263 if (inferior_io_terminal
)
264 ui_out_field_string (uiout
, "inferior_tty_terminal", inferior_io_terminal
);
270 _initialize_mi_cmd_env (void)
274 /* We want original execution path to reset to, if desired later. */
275 env
= get_in_environ (inferior_environ
, path_var_name
);
277 /* Can be null if path is not set. */
280 orig_path
= xstrdup (env
);
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