diff options
Diffstat (limited to 'gdb/top.c')
| -rw-r--r-- | gdb/top.c | 96 |
1 files changed, 35 insertions, 61 deletions
@@ -129,17 +129,10 @@ show_confirm (struct ui_file *file, int from_tty, value); } -/* Flag to indicate whether a user defined command is currently running. */ - -int in_user_command; - /* Current working directory. */ char *current_directory; -/* The directory name is actually stored here (usually). */ -char gdb_dirbuf[1024]; - /* The last command line executed on the console. Used for command repetitions. */ char *saved_command_line; @@ -346,16 +339,16 @@ make_delete_ui_cleanup (struct ui *ui) /* Open file named NAME for read/write, making sure not to make it the controlling terminal. */ -static FILE * +static gdb_file_up open_terminal_stream (const char *name) { int fd; - fd = open (name, O_RDWR | O_NOCTTY); + fd = gdb_open_cloexec (name, O_RDWR | O_NOCTTY, 0); if (fd < 0) perror_with_name (_("opening terminal failed")); - return fdopen (fd, "w+"); + return gdb_file_up (fdopen (fd, "w+")); } /* Implementation of the "new-ui" command. */ @@ -365,21 +358,18 @@ new_ui_command (char *args, int from_tty) { struct ui *ui; struct interp *interp; - FILE *stream[3] = { NULL, NULL, NULL }; + gdb_file_up stream[3]; int i; int res; int argc; - char **argv; const char *interpreter_name; const char *tty_name; - struct cleanup *success_chain; struct cleanup *failure_chain; dont_repeat (); - argv = gdb_buildargv (args); - success_chain = make_cleanup_freeargv (argv); - argc = countargv (argv); + gdb_argv argv (args); + argc = argv.count (); if (argc < 2) error (_("usage: new-ui <interpreter> <tty>")); @@ -390,18 +380,13 @@ new_ui_command (char *args, int from_tty) { scoped_restore save_ui = make_scoped_restore (¤t_ui); - failure_chain = make_cleanup (null_cleanup, NULL); - /* Open specified terminal, once for each of stdin/stdout/stderr. */ for (i = 0; i < 3; i++) - { - stream[i] = open_terminal_stream (tty_name); - make_cleanup_fclose (stream[i]); - } + stream[i] = open_terminal_stream (tty_name); - ui = new_ui (stream[0], stream[1], stream[2]); - make_cleanup (delete_ui_cleanup, ui); + ui = new_ui (stream[0].get (), stream[1].get (), stream[2].get ()); + failure_chain = make_cleanup (delete_ui_cleanup, ui); ui->async = 1; @@ -411,10 +396,12 @@ new_ui_command (char *args, int from_tty) interp_pre_command_loop (top_level_interpreter ()); - discard_cleanups (failure_chain); + /* Make sure the files are not closed. */ + stream[0].release (); + stream[1].release (); + stream[2].release (); - /* This restores the previous UI and frees argv. */ - do_cleanups (success_chain); + discard_cleanups (failure_chain); } printf_unfiltered ("New UI allocated\n"); @@ -448,27 +435,14 @@ quit_cover (void) event-top.c into this file, top.c. */ /* static */ const char *source_file_name; -/* Clean up on error during a "source" command (or execution of a - user-defined command). */ - -void -do_restore_instream_cleanup (void *stream) -{ - struct ui *ui = current_ui; - - /* Restore the previous input stream. */ - ui->instream = (FILE *) stream; -} - /* Read commands from STREAM. */ void read_command_file (FILE *stream) { struct ui *ui = current_ui; - struct cleanup *cleanups; - cleanups = make_cleanup (do_restore_instream_cleanup, ui->instream); - ui->instream = stream; + scoped_restore save_instream + = make_scoped_restore (&ui->instream, stream); /* Read commands from `instream' and execute them until end of file or error reading instream. */ @@ -483,8 +457,6 @@ read_command_file (FILE *stream) break; command_handler (command); } - - do_cleanups (cleanups); } void (*pre_init_ui_hook) (void); @@ -704,21 +676,23 @@ execute_command_to_string (char *p, int from_tty) string_file str_file; - current_uiout->redirect (&str_file); - make_cleanup_ui_out_redirect_pop (current_uiout); - - scoped_restore save_stdout - = make_scoped_restore (&gdb_stdout, &str_file); - scoped_restore save_stderr - = make_scoped_restore (&gdb_stderr, &str_file); - scoped_restore save_stdlog - = make_scoped_restore (&gdb_stdlog, &str_file); - scoped_restore save_stdtarg - = make_scoped_restore (&gdb_stdtarg, &str_file); - scoped_restore save_stdtargerr - = make_scoped_restore (&gdb_stdtargerr, &str_file); - - execute_command (p, from_tty); + { + current_uiout->redirect (&str_file); + ui_out_redirect_pop redirect_popper (current_uiout); + + scoped_restore save_stdout + = make_scoped_restore (&gdb_stdout, &str_file); + scoped_restore save_stderr + = make_scoped_restore (&gdb_stderr, &str_file); + scoped_restore save_stdlog + = make_scoped_restore (&gdb_stdlog, &str_file); + scoped_restore save_stdtarg + = make_scoped_restore (&gdb_stdtarg, &str_file); + scoped_restore save_stdtargerr + = make_scoped_restore (&gdb_stdtargerr, &str_file); + + execute_command (p, from_tty); + } do_cleanups (cleanup); @@ -1594,7 +1568,7 @@ undo_terminal_modifications_before_exit (void) { struct ui *saved_top_level = current_ui; - target_terminal_ours (); + target_terminal::ours (); current_ui = main_ui; @@ -2023,7 +1997,7 @@ init_main (void) /* Setup important stuff for command line editing. */ rl_completion_word_break_hook = gdb_completion_word_break_characters; - rl_completion_entry_function = readline_line_completion_function; + rl_attempted_completion_function = gdb_rl_attempted_completion_function; set_rl_completer_word_break_characters (default_word_break_characters ()); rl_completer_quote_characters = get_gdb_completer_quote_characters (); rl_completion_display_matches_hook = cli_display_match_list; |