Per-inferior args and tty and environment.
* infcmd.c (inferior_args): Rename to ... (inferior_args_scratch): ... this. (inferior_io_terminal): Rename to ... (inferior_io_terminal_scratch): ... this. (inferior_argc, inferior_argv): Remove. (set_inferior_io_terminal, get_inferior_io_terminal): Store inside current_inferior(). (set_inferior_tty_command, show_inferior_tty_command): New. (get_inferior_args, set_inferior_args): Store inside current_inferior(). (notice_args_set): Likewise and rename to... (set_args_command): ... this. (set_inferior_args_vector): Likewise. (notice_args_read): Rename to... (show_args_command): ...new. (tty_command): Remove. (run_command_1): Don't free old args, as they are freed by set_inferior_arg now. (run_no_args_command): Likewise. (inferior_environ): Remove. (run_command_1): Use environment of the current inferior. (environment_info, set_environment_command) (unset_environment_command, path_info, path_command): Likewise. (_initialize_infcmd): Adjust for function and variable renames. Do not init inferior_environ. * inferior.h (set_inferior_arg): Adjust prototype. (struct inferior): New fields args, argc, argv, terminal, environment. (inferior_environ): Remove declaration. * inferior.c (free_inferior): Free new fields. (add_inferior_silent): Initialize 'environment' field. * main.c (captured_main): Set arguments only after the initial inferior has been created. Set set_inferior_io_terminal, not tty_command. * mi/mi-main.c (mi_cmd_env_path): Use environment of the current inferior. (_initialize_mi_cmd_env): Adjust for disappearance of global inferior_environ. * solib.c (solib_find): Use environment of the current inferior.
This commit is contained in:
Vladimir Prus
parent
760f3a89bc
commit
3f81c18a86
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@ -1,3 +1,46 @@
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2010-01-20 Vladimir Prus <vladimir@codesourcery.com>
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Per-inferior args and tty and environment.
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* infcmd.c (inferior_args): Rename to ...
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(inferior_args_scratch): ... this.
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(inferior_io_terminal): Rename to ...
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(inferior_io_terminal_scratch): ... this.
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(inferior_argc, inferior_argv): Remove.
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(set_inferior_io_terminal, get_inferior_io_terminal): Store
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inside current_inferior().
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(set_inferior_tty_command, show_inferior_tty_command): New.
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(get_inferior_args, set_inferior_args): Store inside
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current_inferior().
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(notice_args_set): Likewise and rename to...
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(set_args_command): ... this.
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(set_inferior_args_vector): Likewise.
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(notice_args_read): Rename to...
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(show_args_command): ...new.
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(tty_command): Remove.
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(run_command_1): Don't free old args, as they are freed by
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set_inferior_arg now.
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(run_no_args_command): Likewise.
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(inferior_environ): Remove.
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(run_command_1): Use environment of the current inferior.
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(environment_info, set_environment_command)
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(unset_environment_command, path_info, path_command): Likewise.
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(_initialize_infcmd): Adjust for function and variable renames.
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Do not init inferior_environ.
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* inferior.h (set_inferior_arg): Adjust prototype.
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(struct inferior): New fields args, argc, argv, terminal, environment.
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(inferior_environ): Remove declaration.
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* inferior.c (free_inferior): Free new fields.
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(add_inferior_silent): Initialize 'environment' field.
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* main.c (captured_main): Set arguments only after the initial
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inferior has been created. Set set_inferior_io_terminal,
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not tty_command.
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* mi/mi-main.c (mi_cmd_env_path): Use environment of the current
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inferior.
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(_initialize_mi_cmd_env): Adjust for disappearance of global
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inferior_environ.
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* solib.c (solib_find): Use environment of the current inferior.
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2010-01-20 Jan Kratochvil <jan.kratochvil@redhat.com>
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* varobj.c (varobj_add_child, install_dynamic_child): Wrap into #if
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161
gdb/infcmd.c
161
gdb/infcmd.c
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@ -126,20 +126,17 @@ void _initialize_infcmd (void);
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#define ERROR_NO_INFERIOR \
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if (!target_has_execution) error (_("The program is not being run."));
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/* String containing arguments to give to the program, separated by spaces.
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Empty string (pointer to '\0') means no args. */
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/* Scratch area where string containing arguments to give to the program will be
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stored by 'set args'. As soon as anything is stored, notice_args_set will
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move it into per-inferior storage. Arguments are separated by spaces. Empty
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string (pointer to '\0') means no args. */
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static char *inferior_args;
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static char *inferior_args_scratch;
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/* The inferior arguments as a vector. If INFERIOR_ARGC is nonzero,
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then we must compute INFERIOR_ARGS from this (via the target). */
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/* Scratch area where 'set inferior-tty' will store user-provided value.
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We'll immediate copy it into per-inferior storage. */
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static int inferior_argc;
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static char **inferior_argv;
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/* File name for default use for standard in/out in the inferior. */
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static char *inferior_io_terminal;
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static char *inferior_io_terminal_scratch;
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/* Pid of our debugged inferior, or 0 if no inferior now.
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Since various parts of infrun.c test this to see whether there is a program
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@ -166,80 +163,97 @@ int stop_stack_dummy;
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int stopped_by_random_signal;
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/* Environment to use for running inferior,
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in format described in environ.h. */
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struct gdb_environ *inferior_environ;
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/* Accessor routines. */
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/* Set the io terminal for the current inferior. Ownership of
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TERMINAL_NAME is not transferred. */
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void
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set_inferior_io_terminal (const char *terminal_name)
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{
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if (inferior_io_terminal)
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xfree (inferior_io_terminal);
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if (!terminal_name)
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inferior_io_terminal = NULL;
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else
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inferior_io_terminal = xstrdup (terminal_name);
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xfree (current_inferior ()->terminal);
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current_inferior ()->terminal = terminal_name ? xstrdup (terminal_name) : 0;
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}
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const char *
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get_inferior_io_terminal (void)
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{
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return inferior_io_terminal;
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return current_inferior ()->terminal;
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}
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static void
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set_inferior_tty_command (char *args, int from_tty,
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struct cmd_list_element *c)
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{
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/* CLI has assigned the user-provided value to inferior_io_terminal_scratch.
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Now route it to current inferior. */
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set_inferior_io_terminal (inferior_io_terminal_scratch);
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}
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static void
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show_inferior_tty_command (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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/* Note that we ignore the passed-in value in favor of computing it
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directly. */
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fprintf_filtered (gdb_stdout,
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_("argument list to give program being debugged when "
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"it is started is %s"),
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get_inferior_io_terminal ());
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}
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char *
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get_inferior_args (void)
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{
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if (inferior_argc != 0)
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if (current_inferior ()->argc != 0)
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{
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char *n, *old;
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char *n;
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n = construct_inferior_arguments (inferior_argc, inferior_argv);
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old = set_inferior_args (n);
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xfree (old);
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n = construct_inferior_arguments (current_inferior ()->argc,
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current_inferior ()->argv);
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set_inferior_args (n);
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xfree (n);
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}
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if (inferior_args == NULL)
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inferior_args = xstrdup ("");
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if (current_inferior ()->args == NULL)
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current_inferior ()->args = xstrdup ("");
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return inferior_args;
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return current_inferior ()->args;
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}
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char *
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/* Set the arguments for the current inferior. Ownership of
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NEWARGS is not transferred. */
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void
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set_inferior_args (char *newargs)
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{
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char *saved_args = inferior_args;
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inferior_args = newargs;
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inferior_argc = 0;
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inferior_argv = 0;
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return saved_args;
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xfree (current_inferior ()->args);
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current_inferior ()->args = newargs ? xstrdup (newargs) : NULL;
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current_inferior ()->argc = 0;
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current_inferior ()->argv = 0;
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}
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void
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set_inferior_args_vector (int argc, char **argv)
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{
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inferior_argc = argc;
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inferior_argv = argv;
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current_inferior ()->argc = argc;
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current_inferior ()->argv = argv;
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}
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/* Notice when `set args' is run. */
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static void
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notice_args_set (char *args, int from_tty, struct cmd_list_element *c)
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set_args_command (char *args, int from_tty, struct cmd_list_element *c)
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{
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inferior_argc = 0;
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inferior_argv = 0;
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/* CLI has assigned the user-provided value to inferior_args_scratch.
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Now route it to current inferior. */
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set_inferior_args (inferior_args_scratch);
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}
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/* Notice when `show args' is run. */
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static void
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notice_args_read (struct ui_file *file, int from_tty,
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struct cmd_list_element *c, const char *value)
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show_args_command (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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/* Note that we ignore the passed-in value in favor of computing it
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directly. */
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@ -369,15 +383,6 @@ strip_bg_char (char **args)
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return 0;
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}
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void
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tty_command (char *file, int from_tty)
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{
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if (file == 0)
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error_no_arg (_("terminal name for running target process"));
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set_inferior_io_terminal (file);
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}
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/* Common actions to take after creating any sort of inferior, by any
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means (running, attaching, connecting, et cetera). The target
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should be stopped. */
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@ -536,10 +541,7 @@ run_command_1 (char *args, int from_tty, int tbreak_at_main)
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/* If there were other args, beside '&', process them. */
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if (args)
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{
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char *old_args = set_inferior_args (xstrdup (args));
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xfree (old_args);
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}
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set_inferior_args (args);
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}
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if (from_tty)
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@ -559,7 +561,7 @@ run_command_1 (char *args, int from_tty, int tbreak_at_main)
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/* We call get_inferior_args() because we might need to compute
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the value now. */
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target_create_inferior (exec_file, get_inferior_args (),
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environ_vector (inferior_environ), from_tty);
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environ_vector (current_inferior ()->environment), from_tty);
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/* We're starting off a new process. When we get out of here, in
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non-stop mode, finish the state of all threads of that process,
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@ -594,8 +596,7 @@ run_command (char *args, int from_tty)
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static void
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run_no_args_command (char *args, int from_tty)
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{
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char *old_args = set_inferior_args (xstrdup (""));
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xfree (old_args);
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set_inferior_args ("");
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}
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@ -1699,7 +1700,7 @@ environment_info (char *var, int from_tty)
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{
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if (var)
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{
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char *val = get_in_environ (inferior_environ, var);
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char *val = get_in_environ (current_inferior ()->environment, var);
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if (val)
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{
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puts_filtered (var);
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@ -1716,7 +1717,7 @@ environment_info (char *var, int from_tty)
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}
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else
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{
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char **vector = environ_vector (inferior_environ);
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char **vector = environ_vector (current_inferior ()->environment);
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while (*vector)
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{
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puts_filtered (*vector++);
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@ -1781,10 +1782,10 @@ set_environment_command (char *arg, int from_tty)
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printf_filtered (_("\
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Setting environment variable \"%s\" to null value.\n"),
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var);
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set_in_environ (inferior_environ, var, "");
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set_in_environ (current_inferior ()->environment, var, "");
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}
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else
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set_in_environ (inferior_environ, var, val);
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set_in_environ (current_inferior ()->environment, var, val);
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xfree (var);
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}
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@ -1797,12 +1798,12 @@ unset_environment_command (char *var, int from_tty)
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Ask for confirmation if reading from the terminal. */
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if (!from_tty || query (_("Delete all environment variables? ")))
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{
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free_environ (inferior_environ);
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inferior_environ = make_environ ();
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free_environ (current_inferior ()->environment);
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current_inferior ()->environment = make_environ ();
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}
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}
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else
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unset_in_environ (inferior_environ, var);
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unset_in_environ (current_inferior ()->environment, var);
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}
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/* Handle the execution path (PATH variable) */
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@ -1813,7 +1814,7 @@ static void
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path_info (char *args, int from_tty)
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{
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puts_filtered ("Executable and object file path: ");
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puts_filtered (get_in_environ (inferior_environ, path_var_name));
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puts_filtered (get_in_environ (current_inferior ()->environment, path_var_name));
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puts_filtered ("\n");
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}
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@ -1825,13 +1826,13 @@ path_command (char *dirname, int from_tty)
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char *exec_path;
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char *env;
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dont_repeat ();
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env = get_in_environ (inferior_environ, path_var_name);
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env = get_in_environ (current_inferior ()->environment, path_var_name);
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/* Can be null if path is not set */
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if (!env)
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env = "";
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exec_path = xstrdup (env);
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mod_path (dirname, &exec_path);
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set_in_environ (inferior_environ, path_var_name, exec_path);
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set_in_environ (current_inferior ()->environment, path_var_name, exec_path);
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xfree (exec_path);
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if (from_tty)
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path_info ((char *) NULL, from_tty);
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@ -2646,19 +2647,22 @@ _initialize_infcmd (void)
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/* add the filename of the terminal connected to inferior I/O */
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add_setshow_filename_cmd ("inferior-tty", class_run,
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&inferior_io_terminal, _("\
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&inferior_io_terminal_scratch, _("\
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Set terminal for future runs of program being debugged."), _("\
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Show terminal for future runs of program being debugged."), _("\
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Usage: set inferior-tty /dev/pts/1"), NULL, NULL, &setlist, &showlist);
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Usage: set inferior-tty /dev/pts/1"),
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set_inferior_tty_command,
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show_inferior_tty_command,
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&setlist, &showlist);
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add_com_alias ("tty", "set inferior-tty", class_alias, 0);
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add_setshow_optional_filename_cmd ("args", class_run,
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&inferior_args, _("\
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&inferior_args_scratch, _("\
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Set argument list to give program being debugged when it is started."), _("\
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Show argument list to give program being debugged when it is started."), _("\
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Follow this command with any number of args, to be passed to the program."),
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notice_args_set,
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notice_args_read,
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set_args_command,
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show_args_command,
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&setlist, &showlist);
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c = add_cmd ("environment", no_class, environment_info, _("\
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@ -2855,7 +2859,4 @@ Register name as argument means describe only that register."));
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add_info ("vector", vector_info,
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_("Print the status of the vector unit\n"));
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inferior_environ = make_environ ();
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init_environ (inferior_environ);
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}
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@ -29,6 +29,7 @@
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#include "gdbthread.h"
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#include "gdbcore.h"
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#include "symfile.h"
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#include "environ.h"
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void _initialize_inferiors (void);
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@ -87,6 +88,9 @@ free_inferior (struct inferior *inf)
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{
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discard_all_inferior_continuations (inf);
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inferior_free_data (inf);
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xfree (inf->args);
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xfree (inf->terminal);
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free_environ (inf->environment);
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xfree (inf->private);
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xfree (inf);
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}
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@ -124,6 +128,9 @@ add_inferior_silent (int pid)
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inf->next = inferior_list;
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inferior_list = inf;
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inf->environment = make_environ ();
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init_environ (inf->environment);
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inferior_alloc_data (inf);
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if (pid != 0)
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@ -131,8 +131,6 @@ extern int sync_execution;
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/* Inferior environment. */
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extern struct gdb_environ *inferior_environ;
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extern void clear_proceed_status (void);
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extern void proceed (CORE_ADDR, enum target_signal, int);
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@ -253,15 +251,13 @@ void set_step_info (struct frame_info *frame, struct symtab_and_line sal);
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/* From infcmd.c */
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extern void tty_command (char *, int);
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extern void post_create_inferior (struct target_ops *, int);
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extern void attach_command (char *, int);
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extern char *get_inferior_args (void);
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extern char *set_inferior_args (char *);
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extern void set_inferior_args (char *);
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extern void set_inferior_args_vector (int, char **);
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@ -427,6 +423,25 @@ struct inferior
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/* The program space bound to this inferior. */
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struct program_space *pspace;
|
||||
|
||||
/* The arguments string to use when running. */
|
||||
char *args;
|
||||
|
||||
/* The size of elements in argv. */
|
||||
int argc;
|
||||
|
||||
/* The vector version of arguments. If ARGC is nonzero,
|
||||
then we must compute ARGS from this (via the target).
|
||||
This is always coming from main's argv and therefore
|
||||
should never be freed. */
|
||||
char **argv;
|
||||
|
||||
/* The name of terminal device to use for I/O. */
|
||||
char *terminal;
|
||||
|
||||
/* Environment to use for running inferior,
|
||||
in format described in environ.h. */
|
||||
struct gdb_environ *environment;
|
||||
|
||||
/* See the definition of stop_kind above. */
|
||||
enum stop_kind stop_soon;
|
||||
|
||||
|
|
|
|||
101
gdb/main.c
101
gdb/main.c
|
|
@ -631,54 +631,6 @@ extern int gdbtk_test (char *);
|
|||
use_windows = 0;
|
||||
}
|
||||
|
||||
if (set_args)
|
||||
{
|
||||
/* The remaining options are the command-line options for the
|
||||
inferior. The first one is the sym/exec file, and the rest
|
||||
are arguments. */
|
||||
if (optind >= argc)
|
||||
{
|
||||
fprintf_unfiltered (gdb_stderr,
|
||||
_("%s: `--args' specified but no program specified\n"),
|
||||
argv[0]);
|
||||
exit (1);
|
||||
}
|
||||
symarg = argv[optind];
|
||||
execarg = argv[optind];
|
||||
++optind;
|
||||
set_inferior_args_vector (argc - optind, &argv[optind]);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* OK, that's all the options. */
|
||||
|
||||
/* The first argument, if specified, is the name of the
|
||||
executable. */
|
||||
if (optind < argc)
|
||||
{
|
||||
symarg = argv[optind];
|
||||
execarg = argv[optind];
|
||||
optind++;
|
||||
}
|
||||
|
||||
/* If the user hasn't already specified a PID or the name of a
|
||||
core file, then a second optional argument is allowed. If
|
||||
present, this argument should be interpreted as either a
|
||||
PID or a core file, whichever works. */
|
||||
if (pidarg == NULL && corearg == NULL && optind < argc)
|
||||
{
|
||||
pid_or_core_arg = argv[optind];
|
||||
optind++;
|
||||
}
|
||||
|
||||
/* Any argument left on the command line is unexpected and
|
||||
will be ignored. Inform the user. */
|
||||
if (optind < argc)
|
||||
fprintf_unfiltered (gdb_stderr, _("\
|
||||
Excess command line arguments ignored. (%s%s)\n"),
|
||||
argv[optind],
|
||||
(optind == argc - 1) ? "" : " ...");
|
||||
}
|
||||
if (batch)
|
||||
quiet = 1;
|
||||
}
|
||||
|
|
@ -687,6 +639,57 @@ Excess command line arguments ignored. (%s%s)\n"),
|
|||
control of the console via the deprecated_init_ui_hook (). */
|
||||
gdb_init (argv[0]);
|
||||
|
||||
/* Now that gdb_init has created the initial inferior, we're in position
|
||||
to set args for that inferior. */
|
||||
if (set_args)
|
||||
{
|
||||
/* The remaining options are the command-line options for the
|
||||
inferior. The first one is the sym/exec file, and the rest
|
||||
are arguments. */
|
||||
if (optind >= argc)
|
||||
{
|
||||
fprintf_unfiltered (gdb_stderr,
|
||||
_("%s: `--args' specified but no program specified\n"),
|
||||
argv[0]);
|
||||
exit (1);
|
||||
}
|
||||
symarg = argv[optind];
|
||||
execarg = argv[optind];
|
||||
++optind;
|
||||
set_inferior_args_vector (argc - optind, &argv[optind]);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* OK, that's all the options. */
|
||||
|
||||
/* The first argument, if specified, is the name of the
|
||||
executable. */
|
||||
if (optind < argc)
|
||||
{
|
||||
symarg = argv[optind];
|
||||
execarg = argv[optind];
|
||||
optind++;
|
||||
}
|
||||
|
||||
/* If the user hasn't already specified a PID or the name of a
|
||||
core file, then a second optional argument is allowed. If
|
||||
present, this argument should be interpreted as either a
|
||||
PID or a core file, whichever works. */
|
||||
if (pidarg == NULL && corearg == NULL && optind < argc)
|
||||
{
|
||||
pid_or_core_arg = argv[optind];
|
||||
optind++;
|
||||
}
|
||||
|
||||
/* Any argument left on the command line is unexpected and
|
||||
will be ignored. Inform the user. */
|
||||
if (optind < argc)
|
||||
fprintf_unfiltered (gdb_stderr, _("\
|
||||
Excess command line arguments ignored. (%s%s)\n"),
|
||||
argv[optind],
|
||||
(optind == argc - 1) ? "" : " ...");
|
||||
}
|
||||
|
||||
/* Lookup gdbinit files. Note that the gdbinit file name may be overriden
|
||||
during file initialization, so get_init_files should be called after
|
||||
gdb_init. */
|
||||
|
|
@ -840,7 +843,7 @@ Can't attach to process and specify a core file at the same time."));
|
|||
}
|
||||
|
||||
if (ttyarg != NULL)
|
||||
catch_command_errors (tty_command, ttyarg, !batch, RETURN_MASK_ALL);
|
||||
set_inferior_io_terminal (ttyarg);
|
||||
|
||||
/* Error messages should no longer be distinguished with extra output. */
|
||||
error_pre_print = NULL;
|
||||
|
|
|
|||
|
|
@ -162,7 +162,7 @@ mi_cmd_env_path (char *command, char **argv, int argc)
|
|||
else
|
||||
{
|
||||
/* Otherwise, get current path to modify. */
|
||||
env = get_in_environ (inferior_environ, path_var_name);
|
||||
env = get_in_environ (current_inferior ()->environment, path_var_name);
|
||||
|
||||
/* Can be null if path is not set. */
|
||||
if (!env)
|
||||
|
|
@ -173,9 +173,9 @@ mi_cmd_env_path (char *command, char **argv, int argc)
|
|||
for (i = argc - 1; i >= 0; --i)
|
||||
env_mod_path (argv[i], &exec_path);
|
||||
|
||||
set_in_environ (inferior_environ, path_var_name, exec_path);
|
||||
set_in_environ (current_inferior ()->environment, path_var_name, exec_path);
|
||||
xfree (exec_path);
|
||||
env = get_in_environ (inferior_environ, path_var_name);
|
||||
env = get_in_environ (current_inferior ()->environment, path_var_name);
|
||||
ui_out_field_string (uiout, "path", env);
|
||||
}
|
||||
|
||||
|
|
@ -260,10 +260,17 @@ mi_cmd_inferior_tty_show (char *command, char **argv, int argc)
|
|||
void
|
||||
_initialize_mi_cmd_env (void)
|
||||
{
|
||||
struct gdb_environ *environment;
|
||||
char *env;
|
||||
|
||||
/* We want original execution path to reset to, if desired later. */
|
||||
env = get_in_environ (inferior_environ, path_var_name);
|
||||
/* We want original execution path to reset to, if desired later.
|
||||
At this point, current inferior is not created, so cannot use
|
||||
current_inferior ()->environment. Also, there's no obvious
|
||||
place where this code can be moved suchs that it surely run
|
||||
before any code possibly mangles original PATH. */
|
||||
environment = make_environ ();
|
||||
init_environ (environment);
|
||||
env = get_in_environ (environment, path_var_name);
|
||||
|
||||
/* Can be null if path is not set. */
|
||||
if (!env)
|
||||
|
|
|
|||
|
|
@ -227,14 +227,16 @@ solib_find (char *in_pathname, int *fd)
|
|||
|
||||
/* If not found, next search the inferior's $PATH environment variable. */
|
||||
if (found_file < 0 && gdb_sysroot_is_empty)
|
||||
found_file = openp (get_in_environ (inferior_environ, "PATH"),
|
||||
found_file = openp (get_in_environ (current_inferior ()->environment,
|
||||
"PATH"),
|
||||
OPF_TRY_CWD_FIRST, in_pathname, O_RDONLY | O_BINARY,
|
||||
&temp_pathname);
|
||||
|
||||
/* If not found, next search the inferior's $LD_LIBRARY_PATH
|
||||
environment variable. */
|
||||
if (found_file < 0 && gdb_sysroot_is_empty)
|
||||
found_file = openp (get_in_environ (inferior_environ, "LD_LIBRARY_PATH"),
|
||||
found_file = openp (get_in_environ (current_inferior ()->environment,
|
||||
"LD_LIBRARY_PATH"),
|
||||
OPF_TRY_CWD_FIRST, in_pathname, O_RDONLY | O_BINARY,
|
||||
&temp_pathname);
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue