Commit 8c907a56 authored by Gerd Moellmann's avatar Gerd Moellmann
Browse files

Avoid some more compiler warnings.

(parse_tool_bar_item): Ignore cached key bindings.
parent 820d4181
2000-09-13 Gerd Moellmann <>
* keyboard.c: Avoid some more compiler warnings.
(parse_tool_bar_item): Ignore cached key bindings.
* alloc.c: Add some comments about DOUG_LEA_MALLOC's use of mmap
and allocation of Lisp data.
......@@ -1206,7 +1206,7 @@ DEFUN ("top-level", Ftop_level, Stop_level, 0, 0, "",
if (display_busy_cursor_p)
cancel_busy_cursor ();
Fthrow (Qtop_level, Qnil);
return Fthrow (Qtop_level, Qnil);
DEFUN ("exit-recursive-edit", Fexit_recursive_edit, Sexit_recursive_edit, 0, 0, "",
......@@ -1217,6 +1217,7 @@ DEFUN ("exit-recursive-edit", Fexit_recursive_edit, Sexit_recursive_edit, 0, 0,
Fthrow (Qexit, Qnil);
error ("No recursive edit is in progress");
return Qnil;
DEFUN ("abort-recursive-edit", Fabort_recursive_edit, Sabort_recursive_edit, 0, 0, "",
......@@ -1227,6 +1228,7 @@ DEFUN ("abort-recursive-edit", Fabort_recursive_edit, Sabort_recursive_edit, 0,
Fthrow (Qexit, Qt);
error ("No recursive edit is in progress");
return Qnil;
/* This is the actual command reading loop,
......@@ -1247,7 +1249,7 @@ command_loop_1 ()
int i;
int no_direct;
int prev_modiff;
struct buffer *prev_buffer;
struct buffer *prev_buffer = NULL;
int was_locked = single_kboard;
......@@ -2029,15 +2031,15 @@ read_char (commandflag, nmaps, maps, prev_event, used_mouse_menu)
Lisp_Object prev_event;
int *used_mouse_menu;
Lisp_Object c;
volatile Lisp_Object c;
int count;
jmp_buf local_getcjmp;
jmp_buf save_jump;
int key_already_recorded = 0;
volatile int key_already_recorded = 0;
Lisp_Object tem, save;
Lisp_Object previous_echo_area_message;
Lisp_Object also_record;
int reread;
volatile Lisp_Object previous_echo_area_message;
volatile Lisp_Object also_record;
volatile int reread;
struct gcpro gcpro1, gcpro2;
also_record = Qnil;
......@@ -3812,7 +3814,7 @@ timer_check (do_it_now)
while (CONSP (timers) || CONSP (idle_timers))
Lisp_Object *vector;
Lisp_Object timer, idle_timer;
Lisp_Object timer = Qnil, idle_timer = Qnil;
EMACS_TIME timer_time, idle_timer_time;
EMACS_TIME difference, timer_difference, idle_timer_difference;
......@@ -4564,6 +4566,8 @@ make_lispy_event (event)
Lisp_Object *start_pos_ptr;
Lisp_Object start_pos;
position = Qnil;
/* Build the position as appropriate for this mouse click. */
if (event->kind == mouse_click)
......@@ -5690,7 +5694,10 @@ has the same base event type and all the specified modifiers.")
else if (SYMBOLP (base))
return apply_modifiers (modifiers, base);
error ("Invalid base event");
error ("Invalid base event");
return Qnil;
/* Try to recognize SYMBOL as a modifier name.
......@@ -7002,9 +7009,9 @@ parse_tool_bar_item (key, item)
extern Lisp_Object QCbutton, QCtoggle, QCradio;
int i;
/* Defininition looks like `(tool-bar-item CAPTION BINDING
PROPS...)'. Rule out items that aren't lists, don't start with
`tool-bar-item' or whose rest following `tool-bar-item' is not a
/* Defininition looks like `(menu-item CAPTION BINDING PROPS...)'.
Rule out items that aren't lists, don't start with
`menu-item' or whose rest following `tool-bar-item' is not a
list. */
if (!CONSP (item)
|| !EQ (XCAR (item), Qmenu_item)
......@@ -7048,6 +7055,10 @@ parse_tool_bar_item (key, item)
item = XCDR (item);
/* Ignore cached key binding, if any. */
if (CONSP (item) && CONSP (XCAR (item)))
item = XCDR (item);
/* Process the rest of the properties. */
for (; CONSP (item) && CONSP (XCDR (item)); item = XCDR (XCDR (item)))
......@@ -7307,6 +7318,8 @@ read_char_minibuf_menu_prompt (commandflag, nmaps, maps)
Lisp_Object rest, vector;
char *menu;
vector = Qnil;
if (! menu_prompting)
return Qnil;
......@@ -7410,7 +7423,7 @@ read_char_minibuf_menu_prompt (commandflag, nmaps, maps)
/* 1 if the char to type matches the string. */
int char_matches;
Lisp_Object upcased_event, downcased_event;
Lisp_Object desc;
Lisp_Object desc = Qnil;
Lisp_Object s
= XVECTOR (item_properties)->contents[ITEM_PROPERTY_NAME];
......@@ -7659,44 +7672,44 @@ read_key_sequence (keybuf, bufsize, prompt, dont_downcase_last,
int can_return_switch_frame;
int fix_current_buffer;
int count = specpdl_ptr - specpdl;
volatile int count = specpdl_ptr - specpdl;
/* How many keys there are in the current key sequence. */
int t;
volatile int t;
/* The length of the echo buffer when we started reading, and
the length of this_command_keys when we started reading. */
int echo_start;
int keys_start;
volatile int echo_start;
volatile int keys_start;
/* The number of keymaps we're scanning right now, and the number of
keymaps we have allocated space for. */
int nmaps;
int nmaps_allocated = 0;
volatile int nmaps;
volatile int nmaps_allocated = 0;
/* defs[0..nmaps-1] are the definitions of KEYBUF[0..t-1] in
the current keymaps. */
Lisp_Object *defs;
Lisp_Object *volatile defs = NULL;
/* submaps[0..nmaps-1] are the prefix definitions of KEYBUF[0..t-1]
in the current keymaps, or nil where it is not a prefix. */
Lisp_Object *submaps;
Lisp_Object *volatile submaps = NULL;
/* The local map to start out with at start of key sequence. */
Lisp_Object orig_local_map;
volatile Lisp_Object orig_local_map;
/* The map from the `keymap' property to start out with at start of
key sequence. */
Lisp_Object orig_keymap;
volatile Lisp_Object orig_keymap;
/* 1 if we have already considered switching to the local-map property
of the place where a mouse click occurred. */
int localized_local_map = 0;
volatile int localized_local_map = 0;
/* The index in defs[] of the first keymap that has a binding for
this key sequence. In other words, the lowest i such that
defs[i] is non-nil. */
int first_binding;
volatile int first_binding;
/* If t < mock_input, then KEYBUF[t] should be read as the next
input key.
......@@ -7711,7 +7724,7 @@ read_key_sequence (keybuf, bufsize, prompt, dont_downcase_last,
restart_sequence; the loop will read keys from keybuf up until
mock_input, thus rebuilding the state; and then it will resume
reading characters from the keyboard. */
int mock_input = 0;
volatile int mock_input = 0;
/* If the sequence is unbound in submaps[], then
keybuf[fkey_start..fkey_end-1] is a prefix in Vfunction_key_map,
......@@ -7721,24 +7734,24 @@ read_key_sequence (keybuf, bufsize, prompt, dont_downcase_last,
should hold off until t reaches them. We do this when we've just
recognized a function key, to avoid searching for the function
key's again in Vfunction_key_map. */
int fkey_start = 0, fkey_end = 0;
Lisp_Object fkey_map;
volatile int fkey_start = 0, fkey_end = 0;
volatile Lisp_Object fkey_map;
/* Likewise, for key_translation_map. */
int keytran_start = 0, keytran_end = 0;
Lisp_Object keytran_map;
volatile int keytran_start = 0, keytran_end = 0;
volatile Lisp_Object keytran_map;
/* If we receive a ``switch-frame'' event in the middle of a key sequence,
we put it off for later. While we're reading, we keep the event here. */
Lisp_Object delayed_switch_frame;
volatile Lisp_Object delayed_switch_frame;
/* See the comment below... */
#if defined (GOBBLE_FIRST_EVENT)
Lisp_Object first_event;
Lisp_Object original_uppercase;
int original_uppercase_position = -1;
volatile Lisp_Object original_uppercase;
volatile int original_uppercase_position = -1;
/* Gets around Microsoft compiler limitations. */
int dummyflag = 0;
......@@ -7747,8 +7760,8 @@ read_key_sequence (keybuf, bufsize, prompt, dont_downcase_last,
/* Nonzero if we seem to have got the beginning of a binding
in function_key_map. */
int function_key_possible = 0;
int key_translation_possible = 0;
volatile int function_key_possible = 0;
volatile int key_translation_possible = 0;
/* Save the status of key translation before each step,
so that we can restore this after downcasing. */
......@@ -7859,7 +7872,7 @@ read_key_sequence (keybuf, bufsize, prompt, dont_downcase_last,
* sizeof (defs[0]));
nmaps_allocated = nmaps + extra_maps;
bcopy (maps, submaps, nmaps * sizeof (submaps[0]));
bcopy (maps, (void *) submaps, nmaps * sizeof (submaps[0]));
if (!NILP (orig_keymap))
submaps[nmaps++] = orig_keymap;
submaps[nmaps++] = orig_local_map;
......@@ -7906,13 +7919,13 @@ read_key_sequence (keybuf, bufsize, prompt, dont_downcase_last,
(say, a mouse click on the mode line which is being treated
as [mode-line (mouse-...)], then we backtrack to this point
of keybuf. */
int last_real_key_start;
volatile int last_real_key_start;
/* These variables are analogous to echo_start and keys_start;
while those allow us to restart the entire key sequence,
echo_local_start and keys_local_start allow us to throw away
just one key. */
int echo_local_start, keys_local_start, local_first_binding;
volatile int echo_local_start, keys_local_start, local_first_binding;
if (t >= bufsize)
error ("Key sequence too long");
......@@ -7985,7 +7998,8 @@ read_key_sequence (keybuf, bufsize, prompt, dont_downcase_last,
goto replay_sequence;
key = read_char (NILP (prompt), nmaps, submaps, last_nonmenu_event,
key = read_char (NILP (prompt), nmaps,
(Lisp_Object *) submaps, last_nonmenu_event,
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