/* Primitive operations on Lisp data types for GNU Emacs Lisp interpreter.
- Copyright (C) 1985,86,88,93,94,95,97,98,99, 2000, 2001, 2003
+ Copyright (C) 1985,86,88,93,94,95,97,98,99, 2000, 2001, 03, 2004
Free Software Foundation, Inc.
This file is part of GNU Emacs.
#include <stdio.h>
#include "lisp.h"
#include "puresize.h"
-#include "charset.h"
+#include "character.h"
#include "buffer.h"
#include "keyboard.h"
#include "frame.h"
Lisp_Object Qend_of_file, Qarith_error, Qmark_inactive;
Lisp_Object Qbeginning_of_buffer, Qend_of_buffer, Qbuffer_read_only;
Lisp_Object Qtext_read_only;
+
Lisp_Object Qintegerp, Qnatnump, Qwholenump, Qsymbolp, Qlistp, Qconsp;
Lisp_Object Qstringp, Qarrayp, Qsequencep, Qbufferp;
Lisp_Object Qchar_or_string_p, Qmarkerp, Qinteger_or_marker_p, Qvectorp;
Lisp_Object Qfloatp;
Lisp_Object Qnumberp, Qnumber_or_marker_p;
-static Lisp_Object Qinteger, Qsymbol, Qstring, Qcons, Qmarker, Qoverlay;
+Lisp_Object Qinteger;
+static Lisp_Object Qsymbol, Qstring, Qcons, Qmarker, Qoverlay;
static Lisp_Object Qfloat, Qwindow_configuration, Qwindow;
Lisp_Object Qprocess;
static Lisp_Object Qcompiled_function, Qbuffer, Qframe, Qvector;
(object)
register Lisp_Object object;
{
- if (INTEGERP (object) || STRINGP (object))
+ if (CHARACTERP (object) || STRINGP (object))
return Qt;
return Qnil;
}
return Fcons (make_number (minargs), make_number (maxargs));
}
-DEFUN ("subr-interactive-form", Fsubr_interactive_form, Ssubr_interactive_form, 1, 1, 0,
- doc: /* Return the interactive form of SUBR or nil if none.
-SUBR must be a built-in function. Value, if non-nil, is a list
-\(interactive SPEC). */)
+DEFUN ("subr-name", Fsubr_name, Ssubr_name, 1, 1, 0,
+ doc: /* Return name of subroutine SUBR.
+SUBR must be a built-in function. */)
(subr)
Lisp_Object subr;
{
+ const char *name;
if (!SUBRP (subr))
wrong_type_argument (Qsubrp, subr);
- if (XSUBR (subr)->prompt)
- return list2 (Qinteractive, build_string (XSUBR (subr)->prompt));
+ name = XSUBR (subr)->symbol_name;
+ return make_string (name, strlen (name));
+}
+
+DEFUN ("interactive-form", Finteractive_form, Sinteractive_form, 1, 1, 0,
+ doc: /* Return the interactive form of CMD or nil if none.
+CMD must be a command. Value, if non-nil, is a list
+\(interactive SPEC). */)
+ (cmd)
+ Lisp_Object cmd;
+{
+ Lisp_Object fun = indirect_function (cmd);
+
+ if (SUBRP (fun))
+ {
+ if (XSUBR (fun)->prompt)
+ return list2 (Qinteractive, build_string (XSUBR (fun)->prompt));
+ }
+ else if (COMPILEDP (fun))
+ {
+ if ((ASIZE (fun) & PSEUDOVECTOR_SIZE_MASK) > COMPILED_INTERACTIVE)
+ return list2 (Qinteractive, AREF (fun, COMPILED_INTERACTIVE));
+ }
+ else if (CONSP (fun))
+ {
+ Lisp_Object funcar = XCAR (fun);
+ if (EQ (funcar, Qlambda))
+ return Fassq (Qinteractive, Fcdr (XCDR (fun)));
+ else if (EQ (funcar, Qautoload))
+ {
+ struct gcpro gcpro1;
+ GCPRO1 (cmd);
+ do_autoload (fun, cmd);
+ UNGCPRO;
+ return Finteractive_form (cmd);
+ }
+ }
return Qnil;
}
register Lisp_Object valcontents, newval;
struct buffer *buf;
{
+ int offset;
+
switch (SWITCH_ENUM_CAST (XTYPE (valcontents)))
{
case Lisp_Misc:
case Lisp_Misc_Objfwd:
*XOBJFWD (valcontents)->objvar = newval;
+
+ /* If this variable is a default for something stored
+ in the buffer itself, such as default-fill-column,
+ find the buffers that don't have local values for it
+ and update them. */
+ if (XOBJFWD (valcontents)->objvar > (Lisp_Object *) &buffer_defaults
+ && XOBJFWD (valcontents)->objvar < (Lisp_Object *) (&buffer_defaults + 1))
+ {
+ int offset = ((char *) XOBJFWD (valcontents)->objvar
+ - (char *) &buffer_defaults);
+ int idx = PER_BUFFER_IDX (offset);
+
+ Lisp_Object tail, buf;
+
+ if (idx <= 0)
+ break;
+
+ for (tail = Vbuffer_alist; CONSP (tail); tail = XCDR (tail))
+ {
+ Lisp_Object buf;
+ struct buffer *b;
+
+ buf = Fcdr (XCAR (tail));
+ if (!BUFFERP (buf)) continue;
+ b = XBUFFER (buf);
+
+ if (! PER_BUFFER_VALUE_P (b, idx))
+ PER_BUFFER_VALUE (b, offset) = newval;
+ }
+ }
break;
case Lisp_Misc_Buffer_Objfwd:
}
DEFUN ("set-default", Fset_default, Sset_default, 2, 2, 0,
- doc: /* Set SYMBOL's default value to VAL. SYMBOL and VAL are evaluated.
+ doc: /* Set SYMBOL's default value to VALUE. SYMBOL and VALUE are evaluated.
The default value is seen in buffers that do not have their own values
for this variable. */)
(symbol, value)
that do not have their own values for the variable.
More generally, you can use multiple variables and values, as in
- (setq-default SYMBOL VALUE SYMBOL VALUE...)
-This sets each SYMBOL's default value to the corresponding VALUE.
-The VALUE for the Nth SYMBOL can refer to the new default values
-of previous SYMs.
-usage: (setq-default SYMBOL VALUE [SYMBOL VALUE...]) */)
+ (setq-default VAR VALUE VAR VALUE...)
+This sets each VAR's default value to the corresponding VALUE.
+The VALUE for the Nth VAR can refer to the new default values
+of previous VARs.
+usage: (setq-default VAR VALUE [VAR VALUE...]) */)
(args)
Lisp_Object args;
{
if (idxval < 0 || idxval >= XBOOL_VECTOR (array)->size)
args_out_of_range (array, idx);
- val = (unsigned char) XBOOL_VECTOR (array)->data[idxval / BITS_PER_CHAR];
- return (val & (1 << (idxval % BITS_PER_CHAR)) ? Qt : Qnil);
+ val = (unsigned char) XBOOL_VECTOR (array)->data[idxval / BOOL_VECTOR_BITS_PER_CHAR];
+ return (val & (1 << (idxval % BOOL_VECTOR_BITS_PER_CHAR)) ? Qt : Qnil);
}
else if (CHAR_TABLE_P (array))
{
- Lisp_Object val;
-
- val = Qnil;
-
- if (idxval < 0)
- args_out_of_range (array, idx);
- if (idxval < CHAR_TABLE_ORDINARY_SLOTS)
- {
- /* For ASCII and 8-bit European characters, the element is
- stored in the top table. */
- val = XCHAR_TABLE (array)->contents[idxval];
- if (NILP (val))
- val = XCHAR_TABLE (array)->defalt;
- while (NILP (val)) /* Follow parents until we find some value. */
- {
- array = XCHAR_TABLE (array)->parent;
- if (NILP (array))
- return Qnil;
- val = XCHAR_TABLE (array)->contents[idxval];
- if (NILP (val))
- val = XCHAR_TABLE (array)->defalt;
- }
- return val;
- }
- else
- {
- int code[4], i;
- Lisp_Object sub_table;
-
- SPLIT_CHAR (idxval, code[0], code[1], code[2]);
- if (code[1] < 32) code[1] = -1;
- else if (code[2] < 32) code[2] = -1;
-
- /* Here, the possible range of CODE[0] (== charset ID) is
- 128..MAX_CHARSET. Since the top level char table contains
- data for multibyte characters after 256th element, we must
- increment CODE[0] by 128 to get a correct index. */
- code[0] += 128;
- code[3] = -1; /* anchor */
-
- try_parent_char_table:
- sub_table = array;
- for (i = 0; code[i] >= 0; i++)
- {
- val = XCHAR_TABLE (sub_table)->contents[code[i]];
- if (SUB_CHAR_TABLE_P (val))
- sub_table = val;
- else
- {
- if (NILP (val))
- val = XCHAR_TABLE (sub_table)->defalt;
- if (NILP (val))
- {
- array = XCHAR_TABLE (array)->parent;
- if (!NILP (array))
- goto try_parent_char_table;
- }
- return val;
- }
- }
- /* Here, VAL is a sub char table. We try the default value
- and parent. */
- val = XCHAR_TABLE (val)->defalt;
- if (NILP (val))
- {
- array = XCHAR_TABLE (array)->parent;
- if (!NILP (array))
- goto try_parent_char_table;
- }
- return val;
- }
+ CHECK_CHARACTER (idx);
+ return CHAR_TABLE_REF (array, idxval);
}
else
{
if (idxval < 0 || idxval >= XBOOL_VECTOR (array)->size)
args_out_of_range (array, idx);
- val = (unsigned char) XBOOL_VECTOR (array)->data[idxval / BITS_PER_CHAR];
+ val = (unsigned char) XBOOL_VECTOR (array)->data[idxval / BOOL_VECTOR_BITS_PER_CHAR];
if (! NILP (newelt))
- val |= 1 << (idxval % BITS_PER_CHAR);
+ val |= 1 << (idxval % BOOL_VECTOR_BITS_PER_CHAR);
else
- val &= ~(1 << (idxval % BITS_PER_CHAR));
- XBOOL_VECTOR (array)->data[idxval / BITS_PER_CHAR] = val;
+ val &= ~(1 << (idxval % BOOL_VECTOR_BITS_PER_CHAR));
+ XBOOL_VECTOR (array)->data[idxval / BOOL_VECTOR_BITS_PER_CHAR] = val;
}
else if (CHAR_TABLE_P (array))
{
- if (idxval < 0)
- args_out_of_range (array, idx);
- if (idxval < CHAR_TABLE_ORDINARY_SLOTS)
- XCHAR_TABLE (array)->contents[idxval] = newelt;
- else
- {
- int code[4], i;
- Lisp_Object val;
-
- SPLIT_CHAR (idxval, code[0], code[1], code[2]);
- if (code[1] < 32) code[1] = -1;
- else if (code[2] < 32) code[2] = -1;
-
- /* See the comment of the corresponding part in Faref. */
- code[0] += 128;
- code[3] = -1; /* anchor */
- for (i = 0; code[i + 1] >= 0; i++)
- {
- val = XCHAR_TABLE (array)->contents[code[i]];
- if (SUB_CHAR_TABLE_P (val))
- array = val;
- else
- {
- Lisp_Object temp;
-
- /* VAL is a leaf. Create a sub char table with the
- default value VAL or XCHAR_TABLE (array)->defalt
- and look into it. */
-
- temp = make_sub_char_table (NILP (val)
- ? XCHAR_TABLE (array)->defalt
- : val);
- XCHAR_TABLE (array)->contents[code[i]] = temp;
- array = temp;
- }
- }
- XCHAR_TABLE (array)->contents[code[i]] = newelt;
- }
+ CHECK_CHARACTER (idx);
+ CHAR_TABLE_SET (array, idxval, newelt);
}
else if (STRING_MULTIBYTE (array))
{
if (idxval < 0 || idxval >= SCHARS (array))
args_out_of_range (array, idx);
- CHECK_NUMBER (newelt);
+ CHECK_CHARACTER (newelt);
nbytes = SBYTES (array);
args_out_of_range (array, idx);
CHECK_NUMBER (newelt);
- if (XINT (newelt) < 0 || SINGLE_BYTE_CHAR_P (XINT (newelt)))
+ if (XINT (newelt) < 0 || ASCII_CHAR_P (XINT (newelt))
+ || CHAR_BYTE8_P (XINT (newelt)))
SSET (array, idxval, XINT (newelt));
else
{
int nargs;
Lisp_Object *args;
{
+ int argnum;
+ for (argnum = 2; argnum < nargs; argnum++)
+ if (FLOATP (args[argnum]))
+ return float_arith_driver (0, 0, Adiv, nargs, args);
return arith_driver (Adiv, nargs, args);
}
XSETINT (number, ~XINT (number));
return number;
}
+
+DEFUN ("byteorder", Fbyteorder, Sbyteorder, 0, 0, 0,
+ doc: /* Return the byteorder for the machine.
+Returns 66 (ASCII uppercase B) for big endian machines or 108 (ASCII
+lowercase l) for small endian machines. */)
+ ()
+{
+ unsigned i = 0x04030201;
+ int order = *(char *)&i == 1 ? 108 : 66;
+
+ return make_number (order);
+}
+
+
\f
void
syms_of_data ()
staticpro (&Qhash_table);
defsubr (&Sindirect_variable);
- defsubr (&Ssubr_interactive_form);
+ defsubr (&Sinteractive_form);
defsubr (&Seq);
defsubr (&Snull);
defsubr (&Stype_of);
defsubr (&Sadd1);
defsubr (&Ssub1);
defsubr (&Slognot);
+ defsubr (&Sbyteorder);
defsubr (&Ssubr_arity);
+ defsubr (&Ssubr_name);
XSYMBOL (Qwholenump)->function = XSYMBOL (Qnatnump)->function;