#include "character.h"
#include "multibyte.h"
+#include "casetab.h"
+#include "chartab.h"
+
/************************************************************************/
/* */
/* definition of Lisp buffer object */
int face_change; /* This is set when a change in how the text should
be displayed (e.g., font, color) is made. */
+ /* Whether buffer specific face is specified. */
+ int buffer_local_face_property;
+
/* change data indicating what portion of the text has changed
since the last time this was reset. Used by redisplay.
Logically we should keep this with the text structure, but
DATA, (ptr, len), // input data is a fixed buffer of size len
ALLOCA, (ptr, len), // output data is in a alloca()ed buffer of size len
MALLOC, (ptr, len), // output data is in a malloc()ed buffer of size len
- C_STRING_ALLOCA, ptr, // equivalent to ALLOCA (ptr, len_ignored) on output.
- C_STRING_MALLOC, ptr, // equivalent to MALLOC (ptr, len_ignored) on output.
+ C_STRING_ALLOCA, ptr, // equivalent to ALLOCA (ptr, len_ignored) on output
+ C_STRING_MALLOC, ptr, // equivalent to MALLOC (ptr, len_ignored) on output
C_STRING, ptr, // equivalent to DATA, (ptr, strlen (ptr) + 1) on input
LISP_STRING, string, // input or output is a Lisp_Object of type string
LISP_BUFFER, buffer, // output is written to (point) in lisp buffer
/* WARNING: These use a static buffer. This can lead to disaster if
these functions are not used *very* carefully. Another reason to only use
- TO_EXTERNAL_FORMATf() and TO_INTERNAL_FORMAT(). */
+ TO_EXTERNAL_FORMAT() and TO_INTERNAL_FORMAT(). */
void
dfc_convert_to_external_format (dfc_conversion_type source_type,
dfc_conversion_data *source,
argument to TO_EXTERNAL_FORMAT() and TO_INTERNAL_FORMAT(). */
#define Qnative Qfile_name
-#define GET_C_CHARPTR_EXT_DATA_ALLOCA(ptr, fmt, ptr_out) do \
-{ \
- Extcount gcceda_ignored_len; \
- const Bufbyte *gcceda_ptr_in = (const Bufbyte *) (ptr); \
- Extbyte *gcceda_ptr_out; \
- \
- GET_CHARPTR_EXT_DATA_ALLOCA (gcceda_ptr_in, \
- strlen ((char *) gcceda_ptr_in), \
- fmt, \
- gcceda_ptr_out, \
- gcceda_ignored_len); \
- (ptr_out) = (char *) gcceda_ptr_out; \
-} while (0)
-
-#define GET_C_CHARPTR_EXT_BINARY_DATA_ALLOCA(ptr, ptr_out) \
- GET_C_CHARPTR_EXT_DATA_ALLOCA (ptr, FORMAT_BINARY, ptr_out)
-#define GET_CHARPTR_EXT_BINARY_DATA_ALLOCA(ptr, len, ptr_out, len_out) \
- GET_CHARPTR_EXT_DATA_ALLOCA (ptr, len, FORMAT_BINARY, ptr_out, len_out)
-
-#define GET_C_CHARPTR_EXT_FILENAME_DATA_ALLOCA(ptr, ptr_out) \
- GET_C_CHARPTR_EXT_DATA_ALLOCA (ptr, FORMAT_FILENAME, ptr_out)
-#define GET_CHARPTR_EXT_FILENAME_DATA_ALLOCA(ptr, len, ptr_out, len_out) \
- GET_CHARPTR_EXT_DATA_ALLOCA (ptr, len, FORMAT_FILENAME, ptr_out, len_out)
-
-#define GET_C_CHARPTR_EXT_CTEXT_DATA_ALLOCA(ptr, ptr_out) \
- GET_C_CHARPTR_EXT_DATA_ALLOCA (ptr, FORMAT_CTEXT, ptr_out)
-#define GET_CHARPTR_EXT_CTEXT_DATA_ALLOCA(ptr, len, ptr_out, len_out) \
- GET_CHARPTR_EXT_DATA_ALLOCA (ptr, len, FORMAT_CTEXT, ptr_out, len_out)
-
-/* Maybe convert external charptr's data into internal format and store
- the result in alloca()'ed space.
-
- You may wonder why this is written in this fashion and not as a
- function call. With a little trickery it could certainly be
- written this way, but it won't work because of those DAMN GCC WANKERS
- who couldn't be bothered to handle alloca() properly on the x86
- architecture. (If you put a call to alloca() in the argument to
- a function call, the stack space gets allocated right in the
- middle of the arguments to the function call and you are unbelievably
- hosed.) */
-
-#ifdef MULE
-
-#define GET_CHARPTR_INT_DATA_ALLOCA(ptr, len, fmt, ptr_out, len_out) do \
-{ \
- Extcount gcida_len_in = (Extcount) (len); \
- Bytecount gcida_len_out; \
- const Extbyte *gcida_ptr_in = (ptr); \
- Bufbyte *gcida_ptr_out = \
- convert_from_external_format (gcida_ptr_in, gcida_len_in, \
- &gcida_len_out, fmt); \
- /* If the new string is identical to the old (will be the case most \
- of the time), just return the same string back. This saves \
- on alloca()ing, which can be useful on C alloca() machines and \
- on stack-space-challenged environments. */ \
- \
- if (gcida_len_in == gcida_len_out && \
- !memcmp (gcida_ptr_in, gcida_ptr_out, gcida_len_out)) \
- { \
- (ptr_out) = (Bufbyte *) gcida_ptr_in; \
- } \
- else \
- { \
- (ptr_out) = (Extbyte *) alloca (1 + gcida_len_out); \
- memcpy ((void *) ptr_out, gcida_ptr_out, 1 + gcida_len_out); \
- } \
- (len_out) = gcida_len_out; \
-} while (0)
-
-#else /* ! MULE */
-
-#define GET_CHARPTR_INT_DATA_ALLOCA(ptr, len, fmt, ptr_out, len_out) do \
-{ \
- (ptr_out) = (Bufbyte *) (ptr); \
- (len_out) = (Bytecount) (len); \
-} while (0)
-
-#endif /* ! MULE */
-
-#define GET_C_CHARPTR_INT_DATA_ALLOCA(ptr, fmt, ptr_out) do \
-{ \
- Bytecount gccida_ignored_len; \
- const Extbyte *gccida_ptr_in = (const Extbyte *) (ptr); \
- Bufbyte *gccida_ptr_out; \
- \
- GET_CHARPTR_INT_DATA_ALLOCA (gccida_ptr_in, \
- strlen ((char *) gccida_ptr_in), \
- fmt, \
- gccida_ptr_out, \
- gccida_ignored_len); \
- (ptr_out) = gccida_ptr_out; \
-} while (0)
-
-#define GET_C_CHARPTR_INT_BINARY_DATA_ALLOCA(ptr, ptr_out) \
- GET_C_CHARPTR_INT_DATA_ALLOCA (ptr, FORMAT_BINARY, ptr_out)
-#define GET_CHARPTR_INT_BINARY_DATA_ALLOCA(ptr, len, ptr_out, len_out) \
- GET_CHARPTR_INT_DATA_ALLOCA (ptr, len, FORMAT_BINARY, ptr_out, len_out)
-
-#define GET_C_CHARPTR_INT_FILENAME_DATA_ALLOCA(ptr, ptr_out) \
- GET_C_CHARPTR_INT_DATA_ALLOCA (ptr, FORMAT_FILENAME, ptr_out)
-#define GET_CHARPTR_INT_FILENAME_DATA_ALLOCA(ptr, len, ptr_out, len_out) \
- GET_CHARPTR_INT_DATA_ALLOCA (ptr, len, FORMAT_FILENAME, ptr_out, len_out)
-
-#define GET_C_CHARPTR_INT_CTEXT_DATA_ALLOCA(ptr, ptr_out) \
- GET_C_CHARPTR_INT_DATA_ALLOCA (ptr, FORMAT_CTEXT, ptr_out)
-#define GET_CHARPTR_INT_CTEXT_DATA_ALLOCA(ptr, len, ptr_out, len_out) \
- GET_CHARPTR_INT_DATA_ALLOCA (ptr, len, FORMAT_CTEXT, ptr_out, len_out)
-
-
-/* Maybe convert Lisp string's data into ext-format and store the result in
- alloca()'ed space.
-
- You may wonder why this is written in this fashion and not as a
- function call. With a little trickery it could certainly be
- written this way, but it won't work because of those DAMN GCC WANKERS
- who couldn't be bothered to handle alloca() properly on the x86
- architecture. (If you put a call to alloca() in the argument to
- a function call, the stack space gets allocated right in the
- middle of the arguments to the function call and you are unbelievably
- hosed.) */
-
-#define GET_STRING_EXT_DATA_ALLOCA(s, fmt, ptr_out, len_out) do \
-{ \
- Extcount gseda_len_out; \
- struct Lisp_String *gseda_s = XSTRING (s); \
- Extbyte * gseda_ptr_out = \
- convert_to_external_format (string_data (gseda_s), \
- string_length (gseda_s), \
- &gseda_len_out, fmt); \
- (ptr_out) = (Extbyte *) alloca (1 + gseda_len_out); \
- memcpy ((void *) ptr_out, gseda_ptr_out, 1 + gseda_len_out); \
- (len_out) = gseda_len_out; \
-} while (0)
-
-
-#define GET_C_STRING_EXT_DATA_ALLOCA(s, fmt, ptr_out) do \
-{ \
- Extcount gcseda_ignored_len; \
- Extbyte *gcseda_ptr_out; \
- \
- GET_STRING_EXT_DATA_ALLOCA (s, fmt, gcseda_ptr_out, \
- gcseda_ignored_len); \
- (ptr_out) = (char *) gcseda_ptr_out; \
-} while (0)
-
-#define GET_STRING_BINARY_DATA_ALLOCA(s, ptr_out, len_out) \
- GET_STRING_EXT_DATA_ALLOCA (s, FORMAT_BINARY, ptr_out, len_out)
-#define GET_C_STRING_BINARY_DATA_ALLOCA(s, ptr_out) \
- GET_C_STRING_EXT_DATA_ALLOCA (s, FORMAT_BINARY, ptr_out)
-
-#define GET_STRING_FILENAME_DATA_ALLOCA(s, ptr_out, len_out) \
- GET_STRING_EXT_DATA_ALLOCA (s, FORMAT_FILENAME, ptr_out, len_out)
-#define GET_C_STRING_FILENAME_DATA_ALLOCA(s, ptr_out) \
- GET_C_STRING_EXT_DATA_ALLOCA (s, FORMAT_FILENAME, ptr_out)
-
-#define GET_STRING_OS_DATA_ALLOCA(s, ptr_out, len_out) \
- GET_STRING_EXT_DATA_ALLOCA (s, FORMAT_OS, ptr_out, len_out)
-#define GET_C_STRING_OS_DATA_ALLOCA(s, ptr_out) \
- GET_C_STRING_EXT_DATA_ALLOCA (s, FORMAT_OS, ptr_out)
+#if defined (WIN32_NATIVE) || defined (CYGWIN)
+/* #### kludge!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+ Remove this as soon as my Mule code is integrated. */
+#define Qmswindows_tstr Qnative
+#endif
-#define GET_STRING_CTEXT_DATA_ALLOCA(s, ptr_out, len_out) \
- GET_STRING_EXT_DATA_ALLOCA (s, FORMAT_CTEXT, ptr_out, len_out)
-#define GET_C_STRING_CTEXT_DATA_ALLOCA(s, ptr_out) \
- GET_C_STRING_EXT_DATA_ALLOCA (s, FORMAT_CTEXT, ptr_out)
+/* More stand-ins */
+#define Qcommand_argument_encoding Qnative
+#define Qenvironment_variable_encoding Qnative
+
+/* Convenience macros for extremely common invocations */
+#define C_STRING_TO_EXTERNAL(in, out, coding_system) \
+ TO_EXTERNAL_FORMAT (C_STRING, in, C_STRING_ALLOCA, out, coding_system)
+#define C_STRING_TO_EXTERNAL_MALLOC(in, out, coding_system) \
+ TO_EXTERNAL_FORMAT (C_STRING, in, C_STRING_MALLOC, out, coding_system)
+#define EXTERNAL_TO_C_STRING(in, out, coding_system) \
+ TO_INTERNAL_FORMAT (C_STRING, in, C_STRING_ALLOCA, out, coding_system)
+#define EXTERNAL_TO_C_STRING_MALLOC(in, out, coding_system) \
+ TO_INTERNAL_FORMAT (C_STRING, in, C_STRING_MALLOC, out, coding_system)
+#define LISP_STRING_TO_EXTERNAL(in, out, coding_system) \
+ TO_EXTERNAL_FORMAT (LISP_STRING, in, C_STRING_ALLOCA, out, coding_system)
+#define LISP_STRING_TO_EXTERNAL_MALLOC(in, out, coding_system) \
+ TO_EXTERNAL_FORMAT (LISP_STRING, in, C_STRING_MALLOC, out, coding_system)
\f
/************************************************************************/
void find_charsets_in_bufbyte_string (Charset_ID *charsets,
const Bufbyte *str,
Bytecount len);
-void find_charsets_in_emchar_string (Charset_ID *charsets,
- const Emchar *str,
- Charcount len);
+void find_charsets_in_charc_string (Charset_ID *charsets,
+ const Charc *str,
+ Charcount len);
int bufbyte_string_displayed_columns (const Bufbyte *str, Bytecount len);
-int emchar_string_displayed_columns (const Emchar *str, Charcount len);
-void convert_bufbyte_string_into_emchar_dynarr (const Bufbyte *str,
- Bytecount len,
- Emchar_dynarr *dyn);
+int charc_string_displayed_columns (const Charc *str, Charcount len);
+void convert_bufbyte_string_into_charc_dynarr (const Bufbyte *str,
+ Bytecount len,
+ Charc_dynarr *dyn);
Charcount convert_bufbyte_string_into_emchar_string (const Bufbyte *str,
Bytecount len,
Emchar *arr);
-void convert_emchar_string_into_bufbyte_dynarr (Emchar *arr, int nels,
- Bufbyte_dynarr *dyn);
-Bufbyte *convert_emchar_string_into_malloced_string (Emchar *arr, int nels,
+void convert_charc_string_into_bufbyte_dynarr (Charc *arr, int nels,
+ Bufbyte_dynarr *dyn);
+Bufbyte *convert_charc_string_into_malloced_string (Charc *arr, int nels,
Bytecount *len_out);
/* from marker.c */
void init_buffer_markers (struct buffer *b);
already guaranteed that the character values are all in the range
0 - 255. Bad lossage will happen otherwise. */
-# define MAKE_TRT_TABLE() Fmake_string (make_int (256), make_char (0))
-# define TRT_TABLE_AS_STRING(table) XSTRING_DATA (table)
-# define TRT_TABLE_CHAR_1(table, ch) \
- string_char (XSTRING (table), (Charcount) ch)
-# define SET_TRT_TABLE_CHAR_1(table, ch1, ch2) \
- set_string_char (XSTRING (table), (Charcount) ch1, ch2)
-
-#ifdef MULE
-# define MAKE_MIRROR_TRT_TABLE() make_opaque (OPAQUE_CLEAR, 256)
-# define MIRROR_TRT_TABLE_AS_STRING(table) ((Bufbyte *) XOPAQUE_DATA (table))
-# define MIRROR_TRT_TABLE_CHAR_1(table, ch) \
- ((Emchar) (MIRROR_TRT_TABLE_AS_STRING (table)[ch]))
-# define SET_MIRROR_TRT_TABLE_CHAR_1(table, ch1, ch2) \
- (MIRROR_TRT_TABLE_AS_STRING (table)[ch1] = (Bufbyte) (ch2))
-#endif
-
-# define IN_TRT_TABLE_DOMAIN(c) (((EMACS_UINT) (c)) <= 255)
-
-#ifdef MULE
-#define MIRROR_DOWNCASE_TABLE_AS_STRING(buf) \
- MIRROR_TRT_TABLE_AS_STRING (buf->mirror_downcase_table)
-#define MIRROR_UPCASE_TABLE_AS_STRING(buf) \
- MIRROR_TRT_TABLE_AS_STRING (buf->mirror_upcase_table)
-#define MIRROR_CANON_TABLE_AS_STRING(buf) \
- MIRROR_TRT_TABLE_AS_STRING (buf->mirror_case_canon_table)
-#define MIRROR_EQV_TABLE_AS_STRING(buf) \
- MIRROR_TRT_TABLE_AS_STRING (buf->mirror_case_eqv_table)
-#else
-#define MIRROR_DOWNCASE_TABLE_AS_STRING(buf) \
- TRT_TABLE_AS_STRING (buf->downcase_table)
-#define MIRROR_UPCASE_TABLE_AS_STRING(buf) \
- TRT_TABLE_AS_STRING (buf->upcase_table)
-#define MIRROR_CANON_TABLE_AS_STRING(buf) \
- TRT_TABLE_AS_STRING (buf->case_canon_table)
-#define MIRROR_EQV_TABLE_AS_STRING(buf) \
- TRT_TABLE_AS_STRING (buf->case_eqv_table)
-#endif
+#define MAKE_TRT_TABLE() Fmake_char_table (Qgeneric)
+INLINE_HEADER Emchar TRT_TABLE_CHAR_1 (Lisp_Object table, Emchar c);
+INLINE_HEADER Emchar
+TRT_TABLE_CHAR_1 (Lisp_Object table, Emchar ch)
+{
+ Lisp_Object TRT_char;
+ TRT_char = get_char_table (ch, XCHAR_TABLE (table));
+ if (NILP (TRT_char))
+ return ch;
+ else
+ return XCHAR (TRT_char);
+}
+#define SET_TRT_TABLE_CHAR_1(table, ch1, ch2) \
+ Fput_char_table (make_char (ch1), make_char (ch2), table);
INLINE_HEADER Emchar TRT_TABLE_OF (Lisp_Object trt, Emchar c);
INLINE_HEADER Emchar
TRT_TABLE_OF (Lisp_Object trt, Emchar c)
{
- return IN_TRT_TABLE_DOMAIN (c) ? TRT_TABLE_CHAR_1 (trt, c) : c;
+ return TRT_TABLE_CHAR_1 (trt, c);
}
/* Macros used below. */
-#define DOWNCASE_TABLE_OF(buf, c) TRT_TABLE_OF (buf->downcase_table, c)
-#define UPCASE_TABLE_OF(buf, c) TRT_TABLE_OF (buf->upcase_table, c)
+#define DOWNCASE_TABLE_OF(buf, c) \
+ TRT_TABLE_OF (XCASE_TABLE_DOWNCASE (buf->case_table), c)
+#define UPCASE_TABLE_OF(buf, c) \
+ TRT_TABLE_OF (XCASE_TABLE_UPCASE (buf->case_table), c)
/* 1 if CH is upper case. */
#define DOWNCASE(buf, ch) DOWNCASE_TABLE_OF (buf, ch)
+/************************************************************************/
+/* Lisp string representation convenience functions */
+/************************************************************************/
+/* Because the representation of internally formatted data is subject to change,
+ It's bad style to do something like strcmp (XSTRING_DATA (s), "foo")
+ Instead, use the portable: bufbyte_strcmp (XSTRING_DATA (s), "foo")
+ or bufbyte_memcmp (XSTRING_DATA (s), "foo", 3) */
+
+/* Like strcmp, except first arg points at internally formatted data,
+ while the second points at a string of only ASCII chars. */
+INLINE_HEADER int
+bufbyte_strcmp (const Bufbyte *bp, const char *ascii_string);
+INLINE_HEADER int
+bufbyte_strcmp (const Bufbyte *bp, const char *ascii_string)
+{
+#ifdef MULE
+ while (1)
+ {
+ int diff;
+ type_checking_assert (BYTE_ASCII_P (*ascii_string));
+ if ((diff = charptr_emchar (bp) - *(Bufbyte *) ascii_string) != 0)
+ return diff;
+ if (*ascii_string == '\0')
+ return 0;
+ ascii_string++;
+ INC_CHARPTR (bp);
+ }
+#else
+ return strcmp ((char *)bp, ascii_string);
+#endif
+}
+
+
+/* Like memcmp, except first arg points at internally formatted data,
+ while the second points at a string of only ASCII chars. */
+INLINE_HEADER int
+bufbyte_memcmp (const Bufbyte *bp, const char *ascii_string, size_t len);
+INLINE_HEADER int
+bufbyte_memcmp (const Bufbyte *bp, const char *ascii_string, size_t len)
+{
+#ifdef MULE
+ while (len--)
+ {
+ int diff = charptr_emchar (bp) - *(Bufbyte *) ascii_string;
+ type_checking_assert (BYTE_ASCII_P (*ascii_string));
+ if (diff != 0)
+ return diff;
+ ascii_string++;
+ INC_CHARPTR (bp);
+ }
+ return 0;
+#else
+ return memcmp (bp, ascii_string, len);
+#endif
+}
+
#endif /* INCLUDED_buffer_h_ */