diff options
Diffstat (limited to 'gdb/top.c')
| -rw-r--r-- | gdb/top.c | 277 |
1 files changed, 77 insertions, 200 deletions
diff --git a/gdb/top.c b/gdb/top.c index 3bc55f9ab3e..442f1491e4e 100644 --- a/gdb/top.c +++ b/gdb/top.c @@ -73,11 +73,6 @@ static char *line_completion_function (char *, int, char *, int); static char *readline_line_completion_function (char *, int); -/* NOTE 1999-04-29: this function will be static again, after we make the - event loop be the default command loop for gdb, and we merge - event-top.c into this file, top.c */ -/* static */ void command_loop_marker (void *); - static void while_command (char *, int); static void if_command (char *, int); @@ -508,8 +503,7 @@ static SIGJMP_BUF *catch_return; /* Return for reason REASON to the nearest containing catch_errors(). */ NORETURN void -return_to_top_level (reason) - enum return_reason reason; +return_to_top_level (enum return_reason reason) { quit_flag = 0; immediate_quit = 0; @@ -575,11 +569,8 @@ return_to_top_level (reason) between utils.c and top.c? */ int -catch_errors (func, args, errstring, mask) - catch_errors_ftype *func; - PTR args; - char *errstring; - return_mask mask; +catch_errors (catch_errors_ftype *func, PTR args, char *errstring, + return_mask mask) { SIGJMP_BUF *saved_catch; SIGJMP_BUF catch; @@ -705,8 +696,7 @@ catch_command_errors (catch_command_errors_ftype * command, #ifdef SIGHUP static void -disconnect (signo) - int signo; +disconnect (int signo) { catch_errors (quit_cover, NULL, "Could not kill the program being debugged", RETURN_MASK_ALL); @@ -720,8 +710,7 @@ disconnect (signo) gdb to use the event loop as the default command loop and we merge event-top.c into this file, top.c */ /* static */ int -quit_cover (s) - PTR s; +quit_cover (PTR s) { caution = 0; /* Throw caution to the wind -- we're exiting. This prevents asking the user dumb questions. */ @@ -769,8 +758,7 @@ do_restore_instream_cleanup (void *stream) /* Read commands from STREAM. */ void -read_command_file (stream) - FILE *stream; +read_command_file (FILE *stream) { struct cleanup *cleanups; @@ -794,8 +782,7 @@ do_chdir_cleanup (void *old_dir) #endif void -gdb_init (argv0) - char *argv0; +gdb_init (char *argv0) { if (pre_init_ui_hook) pre_init_ui_hook (); @@ -857,9 +844,7 @@ gdb_init (argv0) control commands (if/while). */ static struct command_line * -build_command_line (type, args) - enum command_control_type type; - char *args; +build_command_line (enum command_control_type type, char *args) { struct command_line *cmd; @@ -883,9 +868,7 @@ build_command_line (type, args) such as "if" and "while". */ static struct command_line * -get_command_line (type, arg) - enum command_control_type type; - char *arg; +get_command_line (enum command_control_type type, char *arg) { struct command_line *cmd; struct cleanup *old_chain = NULL; @@ -910,10 +893,8 @@ get_command_line (type, arg) /* Recursively print a command (including full control structures). */ #ifdef UI_OUT void -print_command_lines (uiout, cmd, depth) - struct ui_out *uiout; - struct command_line *cmd; - unsigned int depth; +print_command_lines (struct ui_out *uiout, struct command_line *cmd, + unsigned int depth) { struct command_line *list; @@ -1000,10 +981,8 @@ print_command_lines (uiout, cmd, depth) } #else void -print_command_line (cmd, depth, stream) - struct command_line *cmd; - unsigned int depth; - struct ui_file *stream; +print_command_line (struct command_line *cmd, unsigned int depth, + struct ui_file *stream) { unsigned int i; @@ -1084,8 +1063,7 @@ print_command_line (cmd, depth, stream) /* Execute the command in CMD. */ enum command_control_type -execute_control_command (cmd) - struct command_line *cmd; +execute_control_command (struct command_line *cmd) { struct expression *expr; struct command_line *current; @@ -1232,9 +1210,7 @@ execute_control_command (cmd) loop condition is nonzero. */ static void -while_command (arg, from_tty) - char *arg; - int from_tty; +while_command (char *arg, int from_tty) { struct command_line *command = NULL; @@ -1252,9 +1228,7 @@ while_command (arg, from_tty) on the value of the if conditional. */ static void -if_command (arg, from_tty) - char *arg; - int from_tty; +if_command (char *arg, int from_tty) { struct command_line *command = NULL; @@ -1284,8 +1258,7 @@ arg_cleanup (void *ignore) $arg0, $arg1 ... $argMAXUSERARGS. */ static struct cleanup * -setup_user_args (p) - char *p; +setup_user_args (char *p) { struct user_args *args; struct cleanup *old_chain; @@ -1367,8 +1340,7 @@ setup_user_args (p) or NULL if P contains no arguments. */ static char * -locate_arg (p) - char *p; +locate_arg (char *p) { while ((p = strchr (p, '$'))) { @@ -1383,8 +1355,7 @@ locate_arg (p) arguments found in line, with the updated copy being placed into nline. */ static char * -insert_args (line) - char *line; +insert_args (char *line) { char *p, *save_line, *new_line; unsigned len, i; @@ -1444,9 +1415,7 @@ insert_args (line) } void -execute_user_command (c, args) - struct cmd_list_element *c; - char *args; +execute_user_command (struct cmd_list_element *c, char *args) { register struct command_line *cmdlines; struct cleanup *old_chain; @@ -1480,9 +1449,7 @@ execute_user_command (c, args) Pass FROM_TTY as second argument to the defining function. */ void -execute_command (p, from_tty) - char *p; - int from_tty; +execute_command (char *p, int from_tty) { register struct cmd_list_element *c; register enum language flang; @@ -1581,20 +1548,11 @@ extern void serial_log_command (const char *); } } -/* ARGSUSED */ -/* NOTE 1999-04-29: This function will be static again, once we modify - gdb to use the event loop as the default command loop and we merge - event-top.c into this file, top.c */ -/* static */ void -command_loop_marker (void *foo) -{ -} - /* Read commands from `instream' and execute them until end of file or error reading instream. */ void -command_loop () +command_loop (void) { struct cleanup *old_chain; char *command; @@ -1617,7 +1575,7 @@ command_loop () quit_flag = 0; if (instream == stdin && stdin_is_tty) reinitialize_more_filter (); - old_chain = make_cleanup (command_loop_marker, 0); + old_chain = make_cleanup (null_cleanup, 0); #if defined(TUI) /* A bit of paranoia: I want to make sure the "insert_mode" global @@ -1698,7 +1656,7 @@ simplified_command_loop (read_input_func, execute_command_func) quit_flag = 0; if (instream == stdin && stdin_is_tty) reinitialize_more_filter (); - old_chain = make_cleanup (command_loop_marker, 0); + old_chain = make_cleanup (null_cleanup, 0); /* Get a command-line. */ command = (*read_input_func) (instream == stdin ? @@ -1719,7 +1677,7 @@ simplified_command_loop (read_input_func, execute_command_func) /* Commands call this if they do not want to be repeated by null lines. */ void -dont_repeat () +dont_repeat (void) { if (server_command) return; @@ -1739,8 +1697,7 @@ dont_repeat () A NULL return means end of file. */ char * -gdb_readline (prompt_arg) - char *prompt_arg; +gdb_readline (char *prompt_arg) { int c; char *result; @@ -1856,18 +1813,14 @@ char *gdb_completer_quote_characters = but don't want to complete on anything else either. */ /* ARGSUSED */ char ** -noop_completer (text, prefix) - char *text; - char *prefix; +noop_completer (char *text, char *prefix) { return NULL; } /* Complete on filenames. */ char ** -filename_completer (text, word) - char *text; - char *word; +filename_completer (char *text, char *word) { /* From readline. */ extern char *filename_completion_function (char *, int); @@ -1988,11 +1941,7 @@ extern char *filename_completion_function (char *, int); free the string. */ static char * -line_completion_function (text, matches, line_buffer, point) - char *text; - int matches; - char *line_buffer; - int point; +line_completion_function (char *text, int matches, char *line_buffer, int point) { static char **list = (char **) NULL; /* Cache of completions */ static int index; /* Next cached completion */ @@ -2221,9 +2170,7 @@ line_completion_function (text, matches, line_buffer, point) /* Line completion interface function for readline. */ static char * -readline_line_completion_function (text, matches) - char *text; - int matches; +readline_line_completion_function (char *text, int matches) { return line_completion_function (text, matches, rl_line_buffer, rl_point); } @@ -2233,8 +2180,7 @@ readline_line_completion_function (text, matches) location after the "word". */ char * -skip_quoted (str) - char *str; +skip_quoted (char *str) { char quote_char = '\0'; char *scan; @@ -2267,8 +2213,7 @@ skip_quoted (str) #ifdef STOP_SIGNAL static void -stop_sig (signo) - int signo; +stop_sig (int signo) { #if STOP_SIGNAL == SIGTSTP signal (SIGTSTP, SIG_DFL); @@ -2288,8 +2233,7 @@ stop_sig (signo) /* Initialize signal handlers. */ static void -do_nothing (signo) - int signo; +do_nothing (int signo) { /* Under System V the default disposition of a signal is reinstated after the signal is caught and delivered to an application process. On such @@ -2301,7 +2245,7 @@ do_nothing (signo) } static void -init_signals () +init_signals (void) { signal (SIGINT, request_quit); @@ -2347,10 +2291,7 @@ init_signals () simple input as the user has requested. */ char * -command_line_input (prompt_arg, repeat, annotation_suffix) - char *prompt_arg; - int repeat; - char *annotation_suffix; +command_line_input (char *prompt_arg, int repeat, char *annotation_suffix) { static char *linebuffer = 0; static unsigned linelength = 0; @@ -2572,9 +2513,7 @@ command_line_input (prompt_arg, repeat, annotation_suffix) clause for an "if" command. */ static void -realloc_body_list (command, new_length) - struct command_line *command; - int new_length; +realloc_body_list (struct command_line *command, int new_length) { int n; struct command_line **body_list; @@ -2599,8 +2538,7 @@ realloc_body_list (command, new_length) "end", return such an indication to the caller. */ static enum misc_command_type -read_next_line (command) - struct command_line **command; +read_next_line (struct command_line **command) { char *p, *p1, *prompt_ptr, control_prompt[256]; int i = 0; @@ -2697,8 +2635,7 @@ read_next_line (command) following commands are nested. */ static enum command_control_type -recurse_read_control_structure (current_cmd) - struct command_line *current_cmd; +recurse_read_control_structure (struct command_line *current_cmd) { int current_body, i; enum misc_command_type val; @@ -2810,9 +2747,7 @@ recurse_read_control_structure (current_cmd) #define END_MESSAGE "End with a line saying just \"end\"." struct command_line * -read_command_lines (prompt_arg, from_tty) - char *prompt_arg; - int from_tty; +read_command_lines (char *prompt_arg, int from_tty) { struct command_line *head, *tail, *next; struct cleanup *old_chain; @@ -2899,8 +2834,7 @@ read_command_lines (prompt_arg, from_tty) /* Free a chain of struct command_line's. */ void -free_command_lines (lptr) - struct command_line **lptr; +free_command_lines (struct command_line **lptr) { register struct command_line *l = *lptr; register struct command_line *next; @@ -2948,10 +2882,7 @@ add_info (name, fun, doc) /* Add an alias to the list of info subcommands. */ struct cmd_list_element * -add_info_alias (name, oldname, abbrev_flag) - char *name; - char *oldname; - int abbrev_flag; +add_info_alias (char *name, char *oldname, int abbrev_flag) { return add_alias_cmd (name, oldname, 0, abbrev_flag, &infolist); } @@ -2961,9 +2892,7 @@ add_info_alias (name, oldname, abbrev_flag) /* ARGSUSED */ static void -info_command (arg, from_tty) - char *arg; - int from_tty; +info_command (char *arg, int from_tty) { printf_unfiltered ("\"info\" must be followed by the name of an info command.\n"); help_list (infolist, "info ", -1, gdb_stdout); @@ -2973,9 +2902,7 @@ info_command (arg, from_tty) /* ARGSUSED */ static void -complete_command (arg, from_tty) - char *arg; - int from_tty; +complete_command (char *arg, int from_tty) { int i; int argpoint; @@ -3000,9 +2927,7 @@ complete_command (arg, from_tty) /* ARGSUSED */ static void -show_command (arg, from_tty) - char *arg; - int from_tty; +show_command (char *arg, int from_tty) { cmd_show_list (showlist, from_tty, ""); } @@ -3022,18 +2947,14 @@ add_com (name, class, fun, doc) /* Add an alias or abbreviation command to the list of commands. */ struct cmd_list_element * -add_com_alias (name, oldname, class, abbrev_flag) - char *name; - char *oldname; - enum command_class class; - int abbrev_flag; +add_com_alias (char *name, char *oldname, enum command_class class, + int abbrev_flag) { return add_alias_cmd (name, oldname, class, abbrev_flag, &cmdlist); } void -error_no_arg (why) - char *why; +error_no_arg (char *why) { error ("Argument required (%s).", why); } @@ -3048,8 +2969,7 @@ help_command (command, from_tty) } static void -validate_comname (comname) - char *comname; +validate_comname (char *comname) { register char *p; @@ -3067,16 +2987,12 @@ validate_comname (comname) /* This is just a placeholder in the command data structures. */ static void -user_defined_command (ignore, from_tty) - char *ignore; - int from_tty; +user_defined_command (char *ignore, int from_tty) { } static void -define_command (comname, from_tty) - char *comname; - int from_tty; +define_command (char *comname, int from_tty) { register struct command_line *cmds; register struct cmd_list_element *c, *newc, *hookc = 0; @@ -3151,9 +3067,7 @@ define_command (comname, from_tty) } static void -document_command (comname, from_tty) - char *comname; - int from_tty; +document_command (char *comname, int from_tty) { struct command_line *doclines; register struct cmd_list_element *c; @@ -3196,8 +3110,7 @@ document_command (comname, from_tty) /* Print the GDB banner. */ void -print_gdb_version (stream) - struct ui_file *stream; +print_gdb_version (struct ui_file *stream) { /* From GNU coding standards, first line is meant to be easy for a program to parse, and is just canonical program name and version @@ -3241,9 +3154,7 @@ There is absolutely no warranty for GDB. Type \"show warranty\" for details.\n" /* ARGSUSED */ static void -show_version (args, from_tty) - char *args; - int from_tty; +show_version (char *args, int from_tty) { immediate_quit++; print_gdb_version (gdb_stdout); @@ -3268,8 +3179,7 @@ show_version (args, from_tty) static int gdb_prompt_escape; static int -get_prompt_1 (formatted_prompt) - char *formatted_prompt; +get_prompt_1 (char *formatted_prompt) { char *local_prompt; @@ -3497,7 +3407,7 @@ get_prompt_1 (formatted_prompt) } char * -get_prompt () +get_prompt (void) { static char buf[MAX_PROMPT_SIZE]; @@ -3517,8 +3427,7 @@ get_prompt () } void -set_prompt (s) - char *s; +set_prompt (char *s) { /* ??rehrauer: I don't know why this fails, since it looks as though assignments to prompt are wrapped in calls to savestring... @@ -3536,7 +3445,7 @@ set_prompt (s) non-zero if we should quit, zero if we shouldn't. */ int -quit_confirm () +quit_confirm (void) { if (inferior_pid != 0 && target_has_execution) { @@ -3562,9 +3471,7 @@ quit_confirm () /* Quit without asking for confirmation. */ void -quit_force (args, from_tty) - char *args; - int from_tty; +quit_force (char *args, int from_tty) { int exit_code = 0; @@ -3610,9 +3517,7 @@ quit_force (args, from_tty) /* Handle the quit command. */ void -quit_command (args, from_tty) - char *args; - int from_tty; +quit_command (char *args, int from_tty) { if (!quit_confirm ()) error ("Not confirmed."); @@ -3623,16 +3528,14 @@ quit_command (args, from_tty) desires that questions be asked of them on that terminal. */ int -input_from_terminal_p () +input_from_terminal_p (void) { return gdb_has_a_terminal () && (instream == stdin) & caution; } /* ARGSUSED */ static void -pwd_command (args, from_tty) - char *args; - int from_tty; +pwd_command (char *args, int from_tty) { if (args) error ("The \"pwd\" command does not take an argument: %s", args); @@ -3646,9 +3549,7 @@ pwd_command (args, from_tty) } void -cd_command (dir, from_tty) - char *dir; - int from_tty; +cd_command (char *dir, int from_tty) { int len; /* Found something other than leading repetitions of "/..". */ @@ -3755,8 +3656,7 @@ struct source_cleanup_lines_args }; static void -source_cleanup_lines (args) - PTR args; +source_cleanup_lines (PTR args) { struct source_cleanup_lines_args *p = (struct source_cleanup_lines_args *) args; @@ -3774,9 +3674,7 @@ do_fclose_cleanup (void *stream) } void -source_command (args, from_tty) - char *args; - int from_tty; +source_command (char *args, int from_tty) { FILE *stream; struct cleanup *old_cleanups; @@ -3836,9 +3734,7 @@ source_command (args, from_tty) /* ARGSUSED */ static void -echo_command (text, from_tty) - char *text; - int from_tty; +echo_command (char *text, int from_tty) { char *p = text; register int c; @@ -3868,9 +3764,7 @@ echo_command (text, from_tty) /* ARGSUSED */ static void -dont_repeat_command (ignored, from_tty) - char *ignored; - int from_tty; +dont_repeat_command (char *ignored, int from_tty) { *line = 0; /* Can't call dont_repeat here because we're not necessarily reading from stdin. */ @@ -3881,9 +3775,7 @@ dont_repeat_command (ignored, from_tty) /* Number of commands to print in each call to show_commands. */ #define Hist_print 10 static void -show_commands (args, from_tty) - char *args; - int from_tty; +show_commands (char *args, int from_tty) { /* Index for history commands. Relative to history_base. */ int offset; @@ -3960,10 +3852,7 @@ extern HIST_ENTRY *history_get (int); /* Called by do_setshow_command. */ /* ARGSUSED */ static void -set_history_size_command (args, from_tty, c) - char *args; - int from_tty; - struct cmd_list_element *c; +set_history_size_command (char *args, int from_tty, struct cmd_list_element *c) { if (history_size == INT_MAX) unstifle_history (); @@ -3978,9 +3867,7 @@ set_history_size_command (args, from_tty, c) /* ARGSUSED */ static void -set_history (args, from_tty) - char *args; - int from_tty; +set_history (char *args, int from_tty) { printf_unfiltered ("\"set history\" must be followed by the name of a history subcommand.\n"); help_list (sethistlist, "set history ", -1, gdb_stdout); @@ -3988,9 +3875,7 @@ set_history (args, from_tty) /* ARGSUSED */ static void -show_history (args, from_tty) - char *args; - int from_tty; +show_history (char *args, int from_tty) { cmd_show_list (showhistlist, from_tty, ""); } @@ -4000,10 +3885,7 @@ int info_verbose = 0; /* Default verbose msgs off */ /* Called by do_setshow_command. An elaborate joke. */ /* ARGSUSED */ static void -set_verbose (args, from_tty, c) - char *args; - int from_tty; - struct cmd_list_element *c; +set_verbose (char *args, int from_tty, struct cmd_list_element *c) { char *cmdname = "verbose"; struct cmd_list_element *showcmd; @@ -4023,8 +3905,7 @@ set_verbose (args, from_tty, c) } static void -float_handler (signo) - int signo; +float_handler (int signo) { /* This message is based on ANSI C, section 4.7. Note that integer divide by zero causes this, so "float" is a misnomer. */ @@ -4033,24 +3914,20 @@ float_handler (signo) } static void -set_debug (arg, from_tty) - char *arg; - int from_tty; +set_debug (char *arg, int from_tty) { printf_unfiltered ("\"set debug\" must be followed by the name of a print subcommand.\n"); help_list (setdebuglist, "set debug ", -1, gdb_stdout); } static void -show_debug (args, from_tty) - char *args; - int from_tty; +show_debug (char *args, int from_tty) { cmd_show_list (showdebuglist, from_tty, ""); } static void -init_cmd_lists () +init_cmd_lists (void) { cmdlist = NULL; infolist = NULL; @@ -4082,7 +3959,7 @@ init_cmd_lists () */ void -init_history () +init_history (void) { char *tmpenv; @@ -4113,7 +3990,7 @@ init_history () } static void -init_main () +init_main (void) { struct cmd_list_element *c; |