#include "lisp.h"
#include "commands.h"
#include "buffer.h"
+#include "character.h"
#include "charset.h"
#include "keyboard.h"
#include "termhooks.h"
NILP (def) ? Qt : def);
return def;
}
+ else if (CONSP (idx) && CHARACTERP (XCAR (idx)))
+ {
+ Fset_char_table_range (elt, idx, NILP (def) ? Qt : def);
+ return def;
+ }
insertion_point = tail;
}
else if (CONSP (elt))
{
c = Faref (key, make_number (idx));
- if (CONSP (c) && lucid_event_type_list_p (c))
- c = Fevent_convert_list (c);
+ if (CONSP (c))
+ {
+ /* C may be a cons (FROM . TO) specifying a range of
+ characters. */
+ if (CHARACTERP (XCAR (c)))
+ CHECK_CHARACTER (XCDR (c));
+ else if (lucid_event_type_list_p (c))
+ c = Fevent_convert_list (c);
+ }
if (SYMBOLP (c))
silly_event_symbol_error (c);
idx++;
}
- if (!INTEGERP (c) && !SYMBOLP (c) && !CONSP (c))
+ if (!INTEGERP (c) && !SYMBOLP (c)
+ && (!CONSP (c)
+ /* If C is a range, it must be a leaf. */
+ || (INTEGERP (XCAR (c)) && idx != length)))
error ("Key sequence contains invalid event");
if (idx == length)
{
*p++ = c;
}
+ else if (CHAR_VALID_P (c, 0))
+ {
+ if (NILP (current_buffer->enable_multibyte_characters))
+ *p++ = multibyte_char_to_unibyte (c, Qnil);
+ else
+ p += CHAR_STRING (c, (unsigned char *) p);
+ }
else
{
- int valid_p = SINGLE_BYTE_CHAR_P (c) || char_valid_p (c, 0);
-
- if (force_multibyte && valid_p)
- {
- if (SINGLE_BYTE_CHAR_P (c))
- c = unibyte_char_to_multibyte (c);
- p += CHAR_STRING (c, p);
- }
- else if (NILP (current_buffer->enable_multibyte_characters)
- || valid_p)
+ int bit_offset;
+ *p++ = '\\';
+ /* The biggest character code uses 22 bits. */
+ for (bit_offset = 21; bit_offset >= 0; bit_offset -= 3)
{
- int bit_offset;
- *p++ = '\\';
- /* The biggest character code uses 19 bits. */
- for (bit_offset = 18; bit_offset >= 0; bit_offset -= 3)
- {
- if (c >= (1 << bit_offset))
- *p++ = ((c & (7 << bit_offset)) >> bit_offset) + '0';
- }
+ if (c >= (1 << bit_offset))
+ *p++ = ((c & (7 << bit_offset)) >> bit_offset) + '0';
}
- else
- p += CHAR_STRING (c, p);
}
return p;
if (INTEGERP (key)) /* Normal character */
{
- unsigned int charset, c1, c2;
- int without_bits = XINT (key) & ~((-1) << CHARACTERBITS);
-
- if (SINGLE_BYTE_CHAR_P (without_bits))
- charset = 0;
- else
- SPLIT_CHAR (without_bits, charset, c1, c2);
+ char tem[KEY_DESCRIPTION_SIZE];
- if (charset
- && CHARSET_DEFINED_P (charset)
- && ((c1 >= 0 && c1 < 32)
- || (c2 >= 0 && c2 < 32)))
- {
- /* Handle a generic character. */
- Lisp_Object name;
- name = CHARSET_TABLE_INFO (charset, CHARSET_LONG_NAME_IDX);
- CHECK_STRING (name);
- return concat2 (build_string ("Character set "), name);
- }
- else
- {
- char tem[KEY_DESCRIPTION_SIZE], *end;
- int nbytes, nchars;
- Lisp_Object string;
-
- end = push_key_description (XUINT (key), tem, 1);
- nbytes = end - tem;
- nchars = multibyte_chars_in_text (tem, nbytes);
- if (nchars == nbytes)
- {
- *end = '\0';
- string = build_string (tem);
- }
- else
- string = make_multibyte_string (tem, nchars, nbytes);
- return string;
- }
+ *push_key_description (XUINT (key), tem, 1) = 0;
+ return build_string (tem);
}
else if (SYMBOLP (key)) /* Function key or event-symbol */
{
If the definition in effect in the whole map does not match
the one in this vector, we ignore this one.
- When describing a sub-char-table, INDICES is a list of
- indices at higher levels in this char-table,
- and CHAR_TABLE_DEPTH says how many levels down we have gone.
+ ARGS is simply passed as the second argument to ELT_DESCRIBER.
- ARGS is simply passed as the second argument to ELT_DESCRIBER. */
+ INDICES and CHAR_TABLE_DEPTH are ignored. They will be removed in
+ the near future. */
void
describe_vector (vector, elt_prefix, args, elt_describer,
register int i;
Lisp_Object suppress;
Lisp_Object kludge;
- int first = 1;
struct gcpro gcpro1, gcpro2, gcpro3;
/* Range of elements to be handled. */
int from, to;
- /* A flag to tell if a leaf in this level of char-table is not a
- generic character (i.e. a complete multibyte character). */
- int complete_char;
- int character;
+ Lisp_Object character;
int starting_i;
+ if (CHAR_TABLE_P (vector))
+ {
+ describe_char_table (vector, elt_prefix, args, elt_describer,
+ partial, shadow, entire_map);
+ return;
+ }
+
suppress = Qnil;
- if (indices == 0)
- indices = (int *) alloca (3 * sizeof (int));
-
definition = Qnil;
/* This vector gets used to present single keys to Flookup_key. Since
if (partial)
suppress = intern ("suppress-keymap");
- if (CHAR_TABLE_P (vector))
- {
- if (char_table_depth == 0)
- {
- /* VECTOR is a top level char-table. */
- complete_char = 1;
- from = 0;
- to = CHAR_TABLE_ORDINARY_SLOTS;
- }
- else
- {
- /* VECTOR is a sub char-table. */
- if (char_table_depth >= 3)
- /* A char-table is never that deep. */
- error ("Too deep char table");
-
- complete_char
- = (CHARSET_VALID_P (indices[0])
- && ((CHARSET_DIMENSION (indices[0]) == 1
- && char_table_depth == 1)
- || char_table_depth == 2));
-
- /* Meaningful elements are from 32th to 127th. */
- from = 32;
- to = SUB_CHAR_TABLE_ORDINARY_SLOTS;
- }
- }
- else
- {
- /* This does the right thing for ordinary vectors. */
-
- complete_char = 1;
- from = 0;
- to = XVECTOR (vector)->size;
- }
+ from = 0;
+ to = XVECTOR (vector)->size;
for (i = from; i < to; i++)
{
QUIT;
- if (CHAR_TABLE_P (vector))
- {
- if (char_table_depth == 0 && i >= CHAR_TABLE_SINGLE_BYTE_SLOTS)
- complete_char = 0;
-
- if (i >= CHAR_TABLE_SINGLE_BYTE_SLOTS
- && !CHARSET_DEFINED_P (i - 128))
- continue;
-
- definition
- = get_keyelt (XCHAR_TABLE (vector)->contents[i], 0);
- }
- else
- definition = get_keyelt (AREF (vector, i), 0);
+ definition = get_keyelt (AREF (vector, i), 0);
if (NILP (definition)) continue;
if (!NILP (tem)) continue;
}
- /* Set CHARACTER to the character this entry describes, if any.
- Also update *INDICES. */
- if (CHAR_TABLE_P (vector))
- {
- indices[char_table_depth] = i;
-
- if (char_table_depth == 0)
- {
- character = i;
- indices[0] = i - 128;
- }
- else if (complete_char)
- {
- character = MAKE_CHAR (indices[0], indices[1], indices[2]);
- }
- else
- character = 0;
- }
- else
- character = i;
+ character = make_number (i);
/* If this binding is shadowed by some other map, ignore it. */
- if (!NILP (shadow) && complete_char)
+ if (!NILP (shadow))
{
Lisp_Object tem;
- ASET (kludge, 0, make_number (character));
+ ASET (kludge, 0, character);
tem = shadow_lookup (shadow, kludge, Qt);
if (!NILP (tem)) continue;
/* Ignore this definition if it is shadowed by an earlier
one in the same keymap. */
- if (!NILP (entire_map) && complete_char)
+ if (!NILP (entire_map))
{
Lisp_Object tem;
continue;
}
- if (first)
- {
- if (char_table_depth == 0)
- insert ("\n", 1);
- first = 0;
- }
-
- /* For a sub char-table, show the depth by indentation.
- CHAR_TABLE_DEPTH can be greater than 0 only for a char-table. */
- if (char_table_depth > 0)
- insert (" ", char_table_depth * 2); /* depth is 1 or 2. */
-
/* Output the prefix that applies to every entry in this map. */
if (!NILP (elt_prefix))
insert1 (elt_prefix);
- /* Insert or describe the character this slot is for,
- or a description of what it is for. */
- if (SUB_CHAR_TABLE_P (vector))
- {
- if (complete_char)
- insert_char (character);
- else
- {
- /* We need an octal representation for this block of
- characters. */
- char work[16];
- sprintf (work, "(row %d)", i);
- insert (work, strlen (work));
- }
- }
- else if (CHAR_TABLE_P (vector))
- {
- if (complete_char)
- insert1 (Fsingle_key_description (make_number (character), Qnil));
- else
- {
- /* Print the information for this character set. */
- insert_string ("<");
- tem2 = CHARSET_TABLE_INFO (i - 128, CHARSET_SHORT_NAME_IDX);
- if (STRINGP (tem2))
- insert_from_string (tem2, 0, 0, XSTRING (tem2)->size,
- STRING_BYTES (XSTRING (tem2)), 0);
- else
- insert ("?", 1);
- insert (">", 1);
- }
- }
- else
- {
- insert1 (Fsingle_key_description (make_number (character), Qnil));
- }
-
- /* If we find a sub char-table within a char-table,
- scan it recursively; it defines the details for
- a character set or a portion of a character set. */
- if (CHAR_TABLE_P (vector) && SUB_CHAR_TABLE_P (definition))
- {
- insert ("\n", 1);
- describe_vector (definition, elt_prefix, args, elt_describer,
- partial, shadow, entire_map,
- indices, char_table_depth + 1);
- continue;
- }
+ insert1 (Fsingle_key_description (make_number (character), Qnil));
starting_i = i;
definition. But, for elements of a top level char table, if
they are for charsets, we had better describe one by one even
if they have the same definition. */
- if (CHAR_TABLE_P (vector))
- {
- int limit = to;
-
- if (char_table_depth == 0)
- limit = CHAR_TABLE_SINGLE_BYTE_SLOTS;
-
- while (i + 1 < limit
- && (tem2 = get_keyelt (XCHAR_TABLE (vector)->contents[i + 1], 0),
- !NILP (tem2))
- && !NILP (Fequal (tem2, definition)))
- i++;
- }
- else
- while (i + 1 < to
- && (tem2 = get_keyelt (AREF (vector, i + 1), 0),
- !NILP (tem2))
- && !NILP (Fequal (tem2, definition)))
- i++;
-
+ while (i + 1 < to
+ && (tem2 = get_keyelt (AREF (vector, i + 1), 0),
+ !NILP (tem2))
+ && !NILP (Fequal (tem2, definition)))
+ i++;
/* If we have a range of more than one character,
print where the range reaches to. */
if (!NILP (elt_prefix))
insert1 (elt_prefix);
-
- if (CHAR_TABLE_P (vector))
- {
- if (char_table_depth == 0)
- {
- insert1 (Fsingle_key_description (make_number (i), Qnil));
- }
- else if (complete_char)
- {
- indices[char_table_depth] = i;
- character = MAKE_CHAR (indices[0], indices[1], indices[2]);
- insert_char (character);
- }
- else
- {
- /* We need an octal representation for this block of
- characters. */
- char work[16];
- sprintf (work, "(row %d)", i);
- insert (work, strlen (work));
- }
- }
- else
- {
- insert1 (Fsingle_key_description (make_number (i), Qnil));
- }
+ insert1 (Fsingle_key_description (make_number (i), Qnil));
}
/* Print a description of the definition of this character.
(*elt_describer) (definition, args);
}
- /* For (sub) char-table, print `defalt' slot at last. */
- if (CHAR_TABLE_P (vector) && !NILP (XCHAR_TABLE (vector)->defalt))
+ UNGCPRO;
+}
+
+/* Insert in the current buffer a description of the contents of
+ char-table TABLE. We call ELT_DESCRIBER to insert the description
+ of one value found in TABLE.
+
+ ELT_PREFIX describes what "comes before" the keys or indices defined
+ by this vector. This is a human-readable string whose size
+ is not necessarily related to the situation.
+
+ If PARTIAL is nonzero, it means do not mention suppressed commands
+ (that assumes the vector is in a keymap).
+
+ SHADOW is a list of keymaps that shadow this map.
+ If it is non-nil, then we look up the key in those maps
+ and we don't mention it now if it is defined by any of them.
+
+ ENTIRE_MAP is the keymap in which this vector appears.
+ If the definition in effect in the whole map does not match
+ the one in this vector, we ignore this one.
+
+ ARGS is simply passed as the second argument to ELT_DESCRIBER. */
+
+void
+describe_char_table (table, elt_prefix, args, elt_describer,
+ partial, shadow, entire_map)
+ register Lisp_Object table;
+ Lisp_Object args;
+ Lisp_Object elt_prefix;
+ void (*elt_describer) P_ ((Lisp_Object, Lisp_Object));
+ int partial;
+ Lisp_Object shadow;
+ Lisp_Object entire_map;
+{
+ Lisp_Object definition;
+ Lisp_Object tem2;
+ register int i;
+ Lisp_Object suppress;
+ Lisp_Object kludge;
+ struct gcpro gcpro1, gcpro2, gcpro3;
+ /* Range of elements to be handled. */
+ int from, to;
+ int c;
+ int starting_i;
+
+ suppress = Qnil;
+
+ definition = Qnil;
+
+ /* This vector gets used to present single keys to Flookup_key. Since
+ that is done once per vector element, we don't want to cons up a
+ fresh vector every time. */
+ kludge = Fmake_vector (make_number (1), Qnil);
+ GCPRO3 (elt_prefix, definition, kludge);
+
+ if (partial)
+ suppress = intern ("suppress-keymap");
+
+ from = 0;
+ to = MAX_CHAR + 1;
+
+ while (from < to)
{
- insert (" ", char_table_depth * 2);
- insert_string ("<<default>>");
- (*elt_describer) (XCHAR_TABLE (vector)->defalt, args);
+ int range_beg, range_end;
+ Lisp_Object val;
+
+ QUIT;
+
+ val = char_table_ref_and_range (table, from, &range_beg, &range_end);
+ from = range_end + 1;
+ definition = get_keyelt (val, 0);
+
+ if (NILP (definition)) continue;
+
+ /* Don't mention suppressed commands. */
+ if (SYMBOLP (definition) && partial)
+ {
+ Lisp_Object tem;
+
+ tem = Fget (definition, suppress);
+
+ if (!NILP (tem)) continue;
+ }
+
+ /* Output the prefix that applies to every entry in this map. */
+ if (!NILP (elt_prefix))
+ insert1 (elt_prefix);
+
+ starting_i = range_beg;
+ insert_char (starting_i);
+
+ /* Find all consecutive characters that have the same
+ definition. */
+ while (from < to
+ && (val = char_table_ref_and_range (table, from,
+ &range_beg, &range_end),
+ tem2 = get_keyelt (val, 0),
+ !NILP (tem2))
+ && !NILP (Fequal (tem2, definition)))
+ from = range_end + 1;
+
+ /* If we have a range of more than one character,
+ print where the range reaches to. */
+ if (starting_i + 1 < from)
+ {
+ insert (" .. ", 4);
+
+ if (!NILP (elt_prefix))
+ insert1 (elt_prefix);
+
+ insert_char (from - 1);
+ }
+
+ /* Print a description of the definition of this character.
+ elt_describer will take care of spacing out far enough
+ for alignment purposes. */
+ (*elt_describer) (definition, args);
}
UNGCPRO;
}
+
\f
/* Apropos - finding all symbols whose names match a regexp. */
Lisp_Object apropos_predicate;
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