+2002-11-30 Bruno Haible <bruno@clisp.org>
+
+ * iconv/gconv.h (__gconv_btowc_fct): New typedef.
+ (struct __gconv_step): New field __btowc_fct.
+ * wcsmbs/btowc.c (__btowc): Use the __btowc_fct shortcut if possible.
+ * iconv/gconv_int.h (__BUILTIN_TRANSFORM): Renamed from
+ __BUILTIN_TRANS.
+ (__gconv_btwoc_ascii): New declaration.
+ * iconv/gconv_simple.c (BUILTIN_TRANSFORMATION): Add BtowcFct argument.
+ (__gconv_btwoc_ascii): New function.
+ * iconv/gconv_builtin.h: Add BtowcFct argument to all
+ BUILTIN_TRANSFORMATION invocations.
+ * iconv/gconv_conf.c (BUILTIN_TRANSFORMATION): Add BtowcFct argument.
+ * iconv/iconvconfig.c (BUILTIN_TRANSFORMATION): Likewise.
+ * iconv/gconv_builtin.c (map): New field btowc_fct.
+ (BUILTIN_TRANSFORMATION): Add BtowcFct argument. Use it to initialize
+ btowc_fct field.
+ (__gconv_get_builtin_trans): Initialize __btowc_fct field.
+ * iconv/gconv_cache.c (find_module): Initialize __btowc_fct field.
+ * iconv/gconv_db.c (gen_steps, increment_counter): Likewise.
+ * wcsmbs/wcsmbsload.c (to_wc, to_mb): Likewise.
+ * iconv/skeleton.c: Document STORE_REST and FROM_ONEBYTE.
+ (gconv_init): Initialize __btowc_fct field.
+ Undefine EXTRA_LOOP_ARGS and FROM_ONEBYTE at the end.
+ * iconv/loop.c: Document ONEBYTE_BODY.
+ (gconv_btowc, FROM_ONEBYTE): Define if ONEBYTE_BODY is defined.
+ Undefine ONEBYTE_BODY at the end.
+ * iconvdata/8bit-generic.c (ONEBYTE_BODY): New macro.
+ * iconvdata/8bit-gap.c (NONNUL): New macro.
+ (BODY for FROM_LOOP): Use it.
+ (ONEBYTE_BODY): New macro.
+ * iconvdata/isiri-3342.c (HAS_HOLES): Set to 1.
+ (NONNUL): New macro.
+ * iconvdata/ansi_x3.110.c (ONEBYTE_BODY): New macro.
+ * iconvdata/armscii-8.c (ONEBYTE_BODY): New macro.
+ * iconvdata/cp1255.c (ONEBYTE_BODY): New macro.
+ * iconvdata/cp1258.c (ONEBYTE_BODY): New macro.
+ * iconvdata/tcvn5712-1.c (ONEBYTE_BODY): New macro.
+ * iconvdata/big5.c (ONEBYTE_BODY): New macro.
+ * iconvdata/big5hkscs.c (ONEBYTE_BODY): New macro.
+ * iconvdata/euc-cn.c (ONEBYTE_BODY): New macro.
+ * iconvdata/euc-jp.c (ONEBYTE_BODY): New macro.
+ * iconvdata/euc-jisx0213.c (ONEBYTE_BODY): New macro.
+ * iconvdata/euc-kr.c (ONEBYTE_BODY): New macro.
+ * iconvdata/euc-tw.c (ONEBYTE_BODY): New macro.
+ * iconvdata/gbk.c (ONEBYTE_BODY): New macro.
+ * iconvdata/gb18030.c (ONEBYTE_BODY): New macro.
+ * iconvdata/ibm932.c: Include <stdbool.h>.
+ (TRUE, FALSE): Remove macros.
+ (BODY for FROM_LOOP): Remove unused variable rp1.
+ (ONEBYTE_BODY): New macro.
+ (BODY for TO_LOOP): Use bool.
+ * iconvdata/ibm932.h (__ibm932sb_to_ucs4_idx): Remove array.
+ * iconvdata/ibm943.c: Include <stdbool.h>.
+ (TRUE, FALSE): Remove macros.
+ (BODY for FROM_LOOP): Remove unused variable rp1.
+ (ONEBYTE_BODY): New macro.
+ (BODY for TO_LOOP): Use bool.
+ * iconvdata/ibm943.h (__ibm943sb_to_ucs4_idx): Remove array.
+ * iconvdata/iso8859-1.c (ONEBYTE_BODY): New macro.
+ * iconvdata/iso_6937-2.c (ONEBYTE_BODY): New macro.
+ * iconvdata/iso_6937.c (ONEBYTE_BODY): New macro.
+ * iconvdata/johab.c (ONEBYTE_BODY): New macro.
+ * iconvdata/sjis.c (ONEBYTE_BODY): New macro.
+ * iconvdata/shift_jisx0213.c (ONEBYTE_BODY): New macro.
+ * iconvdata/t.61.c (ONEBYTE_BODY): New macro.
+ * iconvdata/uhc.c (ONEBYTE_BODY): New macro.
+ * iconvdata/gbbig5.c: Tweak comment.
+
2002-12-02 Ulrich Drepper <drepper@redhat.com>
* po/fi.po: Update from translation team.
-GNU C Library NEWS -- history of user-visible changes. 2002-11-5
+GNU C Library NEWS -- history of user-visible changes. 2002-12-2
Copyright (C) 1992-2001, 2002 Free Software Foundation, Inc.
See the end for copying conditions.
This normally expands to lib, but on some 64-bit platforms to lib64 instead.
* fexecve is implemented on Linux.
+
+* the btowc() function should work 2+ times faster due to specialized
+ callbacks in the iconv modules. Implemented by Bruno Haible.
\f
Version 2.3
/* Table for builtin transformation mapping.
- Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 1997-1999, 2000-2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
{
const char *name;
__gconv_fct fct;
+ __gconv_btowc_fct btowc_fct;
int min_needed_from;
int max_needed_from;
} map[] =
{
-#define BUILTIN_TRANSFORMATION(From, To, Cost, Name, Fct, MinF, MaxF, \
- MinT, MaxT) \
+#define BUILTIN_TRANSFORMATION(From, To, Cost, Name, Fct, BtowcFct, \
+ MinF, MaxF, MinT, MaxT) \
{ \
.name = Name, \
.fct = Fct, \
+ .btowc_fct = BtowcFct, \
\
.min_needed_from = MinF, \
.max_needed_from = MaxF, \
assert (cnt < sizeof (map) / sizeof (map[0]));
step->__fct = map[cnt].fct;
+ step->__btowc_fct = map[cnt].btowc_fct;
step->__init_fct = NULL;
step->__end_fct = NULL;
step->__shlib_handle = NULL;
/* Builtin transformations.
- Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 1997-1999, 2000-2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
BUILTIN_ALIAS ("OSF00010106//", "ISO-10646/UCS4/") /* level 3 */
BUILTIN_TRANSFORMATION ("INTERNAL", "ISO-10646/UCS4/", 1, "=INTERNAL->ucs4",
- __gconv_transform_internal_ucs4, 4, 4, 4, 4)
+ __gconv_transform_internal_ucs4, NULL, 4, 4, 4, 4)
BUILTIN_TRANSFORMATION ("ISO-10646/UCS4/", "INTERNAL", 1, "=ucs4->INTERNAL",
- __gconv_transform_ucs4_internal, 4, 4, 4, 4)
+ __gconv_transform_ucs4_internal, NULL, 4, 4, 4, 4)
BUILTIN_TRANSFORMATION ("INTERNAL", "UCS-4LE//", 1, "=INTERNAL->ucs4le",
- __gconv_transform_internal_ucs4le, 4, 4, 4, 4)
+ __gconv_transform_internal_ucs4le, NULL, 4, 4, 4, 4)
BUILTIN_TRANSFORMATION ("UCS-4LE//", "INTERNAL", 1, "=ucs4le->INTERNAL",
- __gconv_transform_ucs4le_internal, 4, 4, 4, 4)
+ __gconv_transform_ucs4le_internal, NULL, 4, 4, 4, 4)
BUILTIN_ALIAS ("WCHAR_T//", "INTERNAL")
BUILTIN_ALIAS ("ISO-10646/UTF-8/", "ISO-10646/UTF8/")
BUILTIN_TRANSFORMATION ("INTERNAL", "ISO-10646/UTF8/", 1, "=INTERNAL->utf8",
- __gconv_transform_internal_utf8, 4, 4, 1, 6)
+ __gconv_transform_internal_utf8, NULL, 4, 4, 1, 6)
BUILTIN_TRANSFORMATION ("ISO-10646/UTF8/", "INTERNAL", 1, "=utf8->INTERNAL",
- __gconv_transform_utf8_internal, 1, 6, 4, 4)
+ __gconv_transform_utf8_internal, __gconv_btwoc_ascii,
+ 1, 6, 4, 4)
BUILTIN_ALIAS ("UCS2//", "ISO-10646/UCS2/")
BUILTIN_ALIAS ("UCS-2//", "ISO-10646/UCS2/")
BUILTIN_ALIAS ("OSF00010102//", "ISO-10646/UCS2/") /* level 3 */
BUILTIN_TRANSFORMATION ("ISO-10646/UCS2/", "INTERNAL", 1, "=ucs2->INTERNAL",
- __gconv_transform_ucs2_internal, 2, 2, 4, 4)
+ __gconv_transform_ucs2_internal, NULL, 2, 2, 4, 4)
BUILTIN_TRANSFORMATION ("INTERNAL", "ISO-10646/UCS2/", 1, "=INTERNAL->ucs2",
- __gconv_transform_internal_ucs2, 4, 4, 2, 2)
+ __gconv_transform_internal_ucs2, NULL, 4, 4, 2, 2)
BUILTIN_ALIAS ("ANSI_X3.4//", "ANSI_X3.4-1968//")
BUILTIN_ALIAS ("OSF00010020//", "ANSI_X3.4-1968//")
BUILTIN_TRANSFORMATION ("ANSI_X3.4-1968//", "INTERNAL", 1, "=ascii->INTERNAL",
- __gconv_transform_ascii_internal, 4, 4, 1, 1)
+ __gconv_transform_ascii_internal, __gconv_btwoc_ascii,
+ 4, 4, 1, 1)
BUILTIN_TRANSFORMATION ("INTERNAL", "ANSI_X3.4-1968//", 1, "=INTERNAL->ascii",
- __gconv_transform_internal_ascii, 4, 4, 1, 1)
+ __gconv_transform_internal_ascii, NULL, 4, 4, 1, 1)
#if BYTE_ORDER == BIG_ENDIAN
BUILTIN_TRANSFORMATION ("UNICODELITTLE//", "INTERNAL", 1,
"=ucs2reverse->INTERNAL",
- __gconv_transform_ucs2reverse_internal, 2, 2, 4, 4)
+ __gconv_transform_ucs2reverse_internal, NULL,
+ 2, 2, 4, 4)
BUILTIN_TRANSFORMATION ("INTERNAL", "UNICODELITTLE//", 1,
"=INTERNAL->ucs2reverse",
- __gconv_transform_internal_ucs2reverse, 4, 4, 2, 2)
+ __gconv_transform_internal_ucs2reverse, NULL,
+ 4, 4, 2, 2)
#else
BUILTIN_ALIAS ("UNICODELITTLE//", "ISO-10646/UCS2/")
BUILTIN_ALIAS ("UCS-2LE//", "ISO-10646/UCS2/")
BUILTIN_TRANSFORMATION ("UNICODEBIG//", "INTERNAL", 1,
"=ucs2reverse->INTERNAL",
- __gconv_transform_ucs2reverse_internal, 2, 2, 4, 4)
+ __gconv_transform_ucs2reverse_internal, NULL,
+ 2, 2, 4, 4)
BUILTIN_TRANSFORMATION ("INTERNAL", "UNICODEBIG//", 1,
"=INTERNAL->ucs2reverse",
- __gconv_transform_internal_ucs2reverse, 4, 4, 2, 2)
+ __gconv_transform_internal_ucs2reverse, NULL,
+ 4, 4, 2, 2)
#endif
result->__init_fct = result->__shlib_handle->init_fct;
result->__end_fct = result->__shlib_handle->end_fct;
+ /* These settings can be overridden by the init function. */
+ result->__btowc_fct = NULL;
result->__data = NULL;
+
+ /* Call the init function. */
if (result->__init_fct != NULL)
status = DL_CALL_FCT (result->__init_fct, (result));
}
/* We have a few builtin transformations. */
static struct gconv_module builtin_modules[] =
{
-#define BUILTIN_TRANSFORMATION(From, To, Cost, Name, Fct, MinF, MaxF, \
- MinT, MaxT) \
+#define BUILTIN_TRANSFORMATION(From, To, Cost, Name, Fct, BtowcFct, \
+ MinF, MaxF, MinT, MaxT) \
{ \
from_string: From, \
to_string: To, \
#define BUILTIN_ALIAS(From, To)
#include "gconv_builtin.h"
-};
#undef BUILTIN_TRANSFORMATION
#undef BUILTIN_ALIAS
+};
static const char *builtin_aliases[] =
{
-#define BUILTIN_TRANSFORMATION(From, To, Cost, Name, Fct, MinF, MaxF, \
- MinT, MaxT)
+#define BUILTIN_TRANSFORMATION(From, To, Cost, Name, Fct, BtowcFct, \
+ MinF, MaxF, MinT, MaxT)
#define BUILTIN_ALIAS(From, To) From " " To,
#include "gconv_builtin.h"
+
+#undef BUILTIN_TRANSFORMATION
+#undef BUILTIN_ALIAS
};
#ifdef USE_IN_LIBIO
result[step_cnt].__init_fct = shlib_handle->init_fct;
result[step_cnt].__end_fct = shlib_handle->end_fct;
+ /* These settings can be overridden by the init function. */
+ result[step_cnt].__btowc_fct = NULL;
+
/* Call the init function. */
if (result[step_cnt].__init_fct != NULL)
{
step->__fct = step->__shlib_handle->fct;
step->__init_fct = step->__shlib_handle->init_fct;
step->__end_fct = step->__shlib_handle->end_fct;
+
+ /* These settings can be overridden by the init function. */
+ step->__btowc_fct = NULL;
}
+ /* Call the init function. */
if (step->__init_fct != NULL)
DL_CALL_FCT (step->__init_fct, (step));
}
/* Builtin transformations. */
#ifdef _LIBC
-# define __BUILTIN_TRANS(Name) \
+# define __BUILTIN_TRANSFORM(Name) \
extern int Name (struct __gconv_step *step, \
struct __gconv_step_data *data, \
const unsigned char **inbuf, \
unsigned char **outbufstart, size_t *irreversible, \
int do_flush, int consume_incomplete)
-__BUILTIN_TRANS (__gconv_transform_ascii_internal);
-__BUILTIN_TRANS (__gconv_transform_internal_ascii);
-__BUILTIN_TRANS (__gconv_transform_utf8_internal);
-__BUILTIN_TRANS (__gconv_transform_internal_utf8);
-__BUILTIN_TRANS (__gconv_transform_ucs2_internal);
-__BUILTIN_TRANS (__gconv_transform_internal_ucs2);
-__BUILTIN_TRANS (__gconv_transform_ucs2reverse_internal);
-__BUILTIN_TRANS (__gconv_transform_internal_ucs2reverse);
-__BUILTIN_TRANS (__gconv_transform_internal_ucs4);
-__BUILTIN_TRANS (__gconv_transform_ucs4_internal);
-__BUILTIN_TRANS (__gconv_transform_internal_ucs4le);
-__BUILTIN_TRANS (__gconv_transform_ucs4le_internal);
-__BUILTIN_TRANS (__gconv_transform_internal_utf16);
-__BUILTIN_TRANS (__gconv_transform_utf16_internal);
-# undef __BUITLIN_TRANS
+__BUILTIN_TRANSFORM (__gconv_transform_ascii_internal);
+__BUILTIN_TRANSFORM (__gconv_transform_internal_ascii);
+__BUILTIN_TRANSFORM (__gconv_transform_utf8_internal);
+__BUILTIN_TRANSFORM (__gconv_transform_internal_utf8);
+__BUILTIN_TRANSFORM (__gconv_transform_ucs2_internal);
+__BUILTIN_TRANSFORM (__gconv_transform_internal_ucs2);
+__BUILTIN_TRANSFORM (__gconv_transform_ucs2reverse_internal);
+__BUILTIN_TRANSFORM (__gconv_transform_internal_ucs2reverse);
+__BUILTIN_TRANSFORM (__gconv_transform_internal_ucs4);
+__BUILTIN_TRANSFORM (__gconv_transform_ucs4_internal);
+__BUILTIN_TRANSFORM (__gconv_transform_internal_ucs4le);
+__BUILTIN_TRANSFORM (__gconv_transform_ucs4le_internal);
+__BUILTIN_TRANSFORM (__gconv_transform_internal_utf16);
+__BUILTIN_TRANSFORM (__gconv_transform_utf16_internal);
+# undef __BUITLIN_TRANSFORM
+
+/* Specialized conversion function for a single byte to INTERNAL, recognizing
+ only ASCII characters. */
+extern wint_t __gconv_btwoc_ascii (struct __gconv_step *step, unsigned char c);
#endif
#include <string.h>
#include <wchar.h>
#include <sys/param.h>
+#include <gconv_int.h>
#define BUILTIN_ALIAS(s1, s2) /* nothing */
-#define BUILTIN_TRANSFORMATION(From, To, Cost, Name, Fct, MinF, MaxF, \
- MinT, MaxT) \
+#define BUILTIN_TRANSFORMATION(From, To, Cost, Name, Fct, BtowcFct, \
+ MinF, MaxF, MinT, MaxT) \
extern int Fct (struct __gconv_step *, struct __gconv_step_data *, \
__const unsigned char **, __const unsigned char *, \
unsigned char **, size_t *, int, int);
#endif
+/* Specialized conversion function for a single byte to INTERNAL, recognizing
+ only ASCII characters. */
+wint_t
+__gconv_btwoc_ascii (struct __gconv_step *step, unsigned char c)
+{
+ if (c < 0x80)
+ return c;
+ else
+ return WEOF;
+}
+
+
/* Transform from the internal, UCS4-like format, to UCS4. The
difference between the internal ucs4 format and the real UCS4
format is, if any, the endianess. The Unicode/ISO 10646 says that
{
#define BUILTIN_ALIAS(alias, real) \
{ .from = alias, .to = real },
-#define BUILTIN_TRANSFORMATION(From, To, Cost, Name, Fct, MinF, MaxF, \
- MinT, MaxT)
+#define BUILTIN_TRANSFORMATION(From, To, Cost, Name, Fct, BtowcFct, \
+ MinF, MaxF, MinT, MaxT)
#include <gconv_builtin.h>
};
#undef BUILTIN_ALIAS
} builtin_trans[] =
{
#define BUILTIN_ALIAS(alias, real)
-#define BUILTIN_TRANSFORMATION(From, To, Cost, Name, Fct, MinF, MaxF, \
- MinT, MaxT) \
+#define BUILTIN_TRANSFORMATION(From, To, Cost, Name, Fct, BtowcFct, \
+ MinF, MaxF, MinT, MaxT) \
{ .from = From, .to = To, .module = Name, .cost = Cost },
#include <gconv_builtin.h>
};
+#undef BUILTIN_ALIAS
+#undef BUILTIN_TRANSFORMATION
#define nbuiltin_trans (sizeof (builtin_trans) / sizeof (builtin_trans[0]))
INIT_PARAMS code to define and initialize variables from params.
UPDATE_PARAMS code to store result in params.
+
+ ONEBYTE_BODY body of the specialized conversion function for a
+ single byte from the current character set to INTERNAL.
*/
#include <assert.h>
#endif
+#ifdef ONEBYTE_BODY
+/* Define the shortcut function for btowc. */
+static wint_t
+gconv_btowc (struct __gconv_step *step, unsigned char c)
+ ONEBYTE_BODY
+# define FROM_ONEBYTE gconv_btowc
+#endif
+
+
/* We remove the macro definitions so that we can include this file again
for the definition of another function. */
#undef MIN_NEEDED_INPUT
#undef EXTRA_LOOP_DECLS
#undef INIT_PARAMS
#undef UPDATE_PARAMS
+#undef ONEBYTE_BODY
#undef UNPACK_BYTES
#undef LOOP_NEED_STATE
#undef LOOP_NEED_FLAGS
EXTRA_LOOP_ARGS optional macro specifying extra arguments passed
to loop function.
+ STORE_REST optional, needed only when MAX_NEEDED_FROM > 4.
+ This macro stores the seen but unconverted input bytes
+ in the state.
+
+ FROM_ONEBYTE optional. If defined, should be the name of a
+ specialized conversion function for a single byte
+ from the current character set to INTERNAL. This
+ function has prototype
+ wint_t
+ FROM_ONEBYTE (struct __gconv_step *, unsigned char);
+ and does a special conversion:
+ - The input is a single byte.
+ - The output is a single uint32_t.
+ - The state before the conversion is the initial state;
+ the state after the conversion is irrelevant.
+ - No transliteration.
+ - __invocation_counter = 0.
+ - __internal_use = 1.
+ - do_flush = 0.
+
Modules can use mbstate_t to store conversion state as follows:
* Bits 2..0 of '__count' contain the number of lookahead input bytes
step->__max_needed_from = FROM_LOOP_MAX_NEEDED_FROM;
step->__min_needed_to = FROM_LOOP_MIN_NEEDED_TO;
step->__max_needed_to = FROM_LOOP_MAX_NEEDED_TO;
+
+#ifdef FROM_ONEBYTE
+ step->__btowc_fct = FROM_ONEBYTE;
+#endif
}
else if (__builtin_expect (strcmp (step->__to_name, CHARSET_NAME), 0) == 0)
{
#undef EMIT_SHIFT_TO_INIT
#undef FROM_LOOP
#undef TO_LOOP
+#undef ONE_DIRECTION
#undef SAVE_RESET_STATE
#undef RESET_INPUT_BUFFER
#undef FUNCTION_NAME
#undef PREPARE_LOOP
#undef END_LOOP
-#undef ONE_DIRECTION
+#undef EXTRA_LOOP_ARGS
#undef STORE_REST
+#undef FROM_ONEBYTE
/* Now we can include the tables. */
#include TABLES
+#ifndef NONNUL
+# define NONNUL(c) ((c) != '\0')
+#endif
+
#define FROM_LOOP from_gap
#define TO_LOOP to_gap
{ \
uint32_t ch = to_ucs4[*inptr]; \
\
- if (HAS_HOLES && __builtin_expect (ch, L'\1') == L'\0' && *inptr != '\0') \
+ if (HAS_HOLES && __builtin_expect (ch == L'\0', 0) && NONNUL (*inptr)) \
{ \
/* This is an illegal character. */ \
STANDARD_FROM_LOOP_ERR_HANDLER (1); \
++inptr; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ uint32_t ch = to_ucs4[c]; \
+ \
+ if (HAS_HOLES && __builtin_expect (ch == L'\0', 0) && NONNUL (c)) \
+ return WEOF; \
+ else \
+ return ch; \
+ }
#include <iconv/loop.c>
++inptr; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ uint32_t ch = to_ucs4[c]; \
+ \
+ if (HAS_HOLES && __builtin_expect (ch == L'\0', 0) && c != '\0') \
+ return WEOF; \
+ else \
+ return ch; \
+ }
#include <iconv/loop.c>
\
if (__builtin_expect (ch >= 0xc1, 0) && ch <= 0xcf) \
{ \
- /* Composed character. First test whether the next character \
+ /* Composed character. First test whether the next byte \
is also available. */ \
uint32_t ch2; \
\
inptr += incr; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ uint32_t ch = to_ucs4[c]; \
+ \
+ if (__builtin_expect (ch == 0, 0) && c != '\0') \
+ return WEOF; \
+ else \
+ return ch; \
+ }
#include <iconv/loop.c>
++inptr; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ if (c <= 0xa0) \
+ /* Upto and including 0xa0 the ARMSCII-8 corresponds to Unicode. */ \
+ return c; \
+ else if (c >= 0xa2 && c <= 0xfe) \
+ /* Use the table. */ \
+ return map_from_armscii_8[c - 0xa2]; \
+ else \
+ return WEOF; \
+ }
#include <iconv/loop.c>
\
if (ch >= 0xa1 && ch <= 0xf9) \
{ \
- /* Two-byte character. First test whether the next character \
+ /* Two-byte character. First test whether the next byte \
is also available. */ \
uint32_t ch2; \
int idx; \
outptr += 4; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ if (c <= 0x80) \
+ return c; \
+ else \
+ return WEOF; \
+ }
#include <iconv/loop.c>
\
if (ch >= 0x81 && ch <= 0xfe) \
{ \
- /* Two-byte character. First test whether the next character \
+ /* Two-byte character. First test whether the next byte \
is also available. */ \
uint32_t ch2; \
int idx; \
outptr += 4; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ if (c <= 0x80) \
+ return c; \
+ else \
+ return WEOF; \
+ }
#include <iconv/loop.c>
}
#define LOOP_NEED_FLAGS
#define EXTRA_LOOP_DECLS , int *statep
+#define ONEBYTE_BODY \
+ { \
+ if (c < 0x80) \
+ return c; \
+ uint32_t ch = to_ucs4[c - 0x80]; \
+ if (ch == L'\0' || (ch >= 0x05d0 && ch <= 0x05f2)) \
+ return WEOF; \
+ return ch; \
+ }
#include <iconv/loop.c>
}
#define LOOP_NEED_FLAGS
#define EXTRA_LOOP_DECLS , int *statep
+#define ONEBYTE_BODY \
+ { \
+ uint32_t ch; \
+ \
+ if (c < 0x80) \
+ ch = c; \
+ else \
+ { \
+ ch = to_ucs4[c - 0x80]; \
+ if (ch == L'\0') \
+ return WEOF; \
+ } \
+ if (ch >= 0x0041 && ch <= 0x01b0) \
+ return WEOF; \
+ return ch; \
+ }
#include <iconv/loop.c>
else \
{ \
/* Two or more byte character. First test whether the \
- next character is also available. */ \
+ next byte is also available. */ \
const unsigned char *endp; \
\
if (__builtin_expect (inptr + 1 >= inend, 0)) \
outptr += 4; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ if (c < 0x80) \
+ return c; \
+ else \
+ return WEOF; \
+ }
#include <iconv/loop.c>
}
#define LOOP_NEED_FLAGS
#define EXTRA_LOOP_DECLS , int *statep
+#define ONEBYTE_BODY \
+ { \
+ if (c < 0x80) \
+ return c; \
+ else \
+ return WEOF; \
+ }
#include <iconv/loop.c>
put32 (outptr, ch); \
outptr += 4; \
}
+#define ONEBYTE_BODY \
+ { \
+ if (c < 0x8e || (c >= 0x90 && c <= 0x9f)) \
+ return c; \
+ else \
+ return WEOF; \
+ }
#define LOOP_NEED_FLAGS
#include <iconv/loop.c>
} \
else \
{ \
- /* Two-byte character. First test whether the next character \
+ /* Two-byte character. First test whether the next byte \
is also available. */ \
ch = ksc5601_to_ucs4 (&inptr, inend - inptr, 0x80); \
if (__builtin_expect (ch == 0, 0)) \
outptr += 4; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ if (c <= 0x9f) \
+ return c; \
+ else \
+ return WEOF; \
+ }
#include <iconv/loop.c>
outptr += 4; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ if (c < 0x80) \
+ return c; \
+ else \
+ return WEOF; \
+ }
#include <iconv/loop.c>
*((uint32_t *) outptr)++ = ch; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ if (c < 0x80) \
+ return c; \
+ else \
+ return WEOF; \
+ }
#include <iconv/loop.c>
else if (ch >= 0xa1 && ch <= 0xf7) \
{ \
/* Two-byte character. First test whether the \
- next character is also available. */ \
+ next byte is also available. */ \
const char *cp; \
int idx; \
\
else if (ch >= 0xa1 && ch <= 0xf9) \
{ \
/* Two byte character. First test whether the \
- next character is also available. */ \
+ next byte is also available. */ \
const char *cp; \
int idx; \
\
else \
{ \
/* Two or more byte character. First test whether the \
- next character is also available. */ \
+ next byte is also available. */ \
uint32_t ch2; \
int idx; \
\
outptr += 4; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ if (c < 0x80) \
+ return c; \
+ else \
+ return WEOF; \
+ }
#include <iconv/loop.c>
#include <dlfcn.h>
#include <stdint.h>
+#include <stdbool.h>
#include "ibm932.h"
-#ifndef TRUE
-#define TRUE 1
-#define FALSE 0
-#endif
-
#define FROM 0
#define TO 1
#define LOOPFCT FROM_LOOP
#define BODY \
{ \
- const struct gap *rp1 = __ibm932sb_to_ucs4_idx; \
const struct gap *rp2 = __ibm932db_to_ucs4_idx; \
uint32_t ch = *inptr; \
uint32_t res; \
\
- if (__builtin_expect (ch >= 0xffff, 0)) \
- { \
- rp1 = NULL; \
- rp2 = NULL; \
- } \
- else if (__builtin_expect (ch, 0) == 0x80 \
- || __builtin_expect (ch, 0) == 0xa0 \
- || __builtin_expect (ch, 0) == 0xfd \
- || __builtin_expect (ch, 0) == 0xfe \
- || __builtin_expect (ch, 0) == 0xff) \
+ if (__builtin_expect (ch == 0x80, 0) \
+ || __builtin_expect (ch == 0xa0, 0) \
+ || __builtin_expect (ch == 0xfd, 0) \
+ || __builtin_expect (ch == 0xfe, 0) \
+ || __builtin_expect (ch == 0xff, 0)) \
{ \
/* This is an illegal character. */ \
STANDARD_FROM_LOOP_ERR_HANDLER (1); \
- } \
- else \
- { \
- while (ch > rp1->end) \
- ++rp1; \
} \
\
/* Use the IBM932 table for single byte. */ \
- if (__builtin_expect (rp1 == NULL, 0) \
- || __builtin_expect (ch < rp1->start, 0) \
- || (res = __ibm932sb_to_ucs4[ch + rp1->idx], \
- __builtin_expect (res, '\1') == 0 && ch != 0)) \
+ res = __ibm932sb_to_ucs4[ch]; \
+ if (__builtin_expect (res == 0, 0) && ch != 0) \
{ \
- \
/* Use the IBM932 table for double byte. */ \
if (__builtin_expect (inptr + 1 >= inend, 0)) \
{ \
} \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ if (c == 0x80 || c == 0xa0 || c >= 0xfd) \
+ return WEOF; \
+ uint32_t res = __ibm932sb_to_ucs4[c]; \
+ if (res == 0 && c != 0) \
+ return WEOF; \
+ if (res == 0x1c) \
+ res = 0x1a; \
+ else if (res == 0x7f) \
+ res = 0x1c; \
+ else if (res == 0xa5) \
+ res = 0x5c; \
+ else if (res == 0x203e) \
+ res = 0x7e; \
+ else if (res == 0x1a) \
+ res = 0x7f; \
+ return res; \
+ }
#include <iconv/loop.c>
/* Next, define the other direction. */
const struct gap *rp = __ucs4_to_ibm932sb_idx; \
unsigned char sc; \
uint32_t ch = get32 (inptr); \
- uint16_t found = TRUE; \
+ bool found = true; \
uint32_t i; \
uint32_t low; \
uint32_t high; \
{ \
\
/* Use the UCS4 table for double byte. */ \
- found = FALSE; \
+ found = false; \
low = 0; \
high = (sizeof (__ucs4_to_ibm932db) >> 1) \
/ sizeof (__ucs4_to_ibm932db[0][FROM]); \
else \
{ \
pccode = __ucs4_to_ibm932db[i][TO]; \
- found = TRUE; \
+ found = true; \
break; \
} \
} \
/* Tables for conversion from and to IBM932.
- Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 2000-2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Masahide Washizawa <washi@jp.ibm.com>, 2000.
int32_t idx;
};
-static const struct gap __ibm932sb_to_ucs4_idx[] =
-{
- { start: 0x0000, end: 0x00ff, idx: 0 },
- { start: 0xffff, end: 0xffff, idx: 0 }
-};
-
static const uint16_t __ibm932sb_to_ucs4[] =
{
0x0000, 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0006, 0x0007,
#include <dlfcn.h>
#include <stdint.h>
+#include <stdbool.h>
#include "ibm943.h"
-#ifndef TRUE
-#define TRUE 1
-#define FALSE 0
-#endif
-
#define FROM 0
#define TO 1
#define LOOPFCT FROM_LOOP
#define BODY \
{ \
- const struct gap *rp1 = __ibm943sb_to_ucs4_idx; \
const struct gap *rp2 = __ibm943db_to_ucs4_idx; \
uint32_t ch = *inptr; \
uint32_t res; \
\
- if (__builtin_expect (ch >= 0xffff, 0)) \
- { \
- rp1 = NULL; \
- rp2 = NULL; \
- } \
- else if (__builtin_expect (ch, 0) == 0x80 \
- || __builtin_expect (ch, 0) == 0xa0 \
- || __builtin_expect (ch, 0) == 0xfd \
- || __builtin_expect (ch, 0) == 0xfe \
- || __builtin_expect (ch, 0) == 0xff) \
+ if (__builtin_expect (ch == 0x80, 0) \
+ || __builtin_expect (ch == 0xa0, 0) \
+ || __builtin_expect (ch == 0xfd, 0) \
+ || __builtin_expect (ch == 0xfe, 0) \
+ || __builtin_expect (ch == 0xff, 0)) \
{ \
/* This is an illegal character. */ \
STANDARD_FROM_LOOP_ERR_HANDLER (1); \
- } \
- else \
- { \
- while (ch > rp1->end) \
- ++rp1; \
} \
\
/* Use the IBM943 table for single byte. */ \
- if (__builtin_expect (rp1 == NULL, 0) \
- || __builtin_expect (ch < rp1->start, 0) \
- || (res = __ibm943sb_to_ucs4[ch + rp1->idx], \
- __builtin_expect (res, '\1') == 0 && ch != 0)) \
+ if (__builtin_expect (ch > 0xdf, 0) \
+ || (res = __ibm943sb_to_ucs4[ch], \
+ __builtin_expect (res == 0, 0) && ch != 0)) \
{ \
- \
/* Use the IBM943 table for double byte. */ \
if (__builtin_expect (inptr + 1 >= inend, 0)) \
{ \
} \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ if (c == 0x80 || c == 0xa0 || c >= 0xe0) \
+ return WEOF; \
+ uint32_t res = __ibm943sb_to_ucs4[c]; \
+ if (res == 0 && c != 0) \
+ return WEOF; \
+ if (res == 0x1c) \
+ res = 0x1a; \
+ else if (res == 0x7f) \
+ res = 0x1c; \
+ else if (res == 0xa5) \
+ res = 0x5c; \
+ else if (res == 0x203e) \
+ res = 0x7e; \
+ else if (res == 0x1a) \
+ res = 0x7f; \
+ return res; \
+ }
#include <iconv/loop.c>
/* Next, define the other direction. */
const struct gap *rp = __ucs4_to_ibm943sb_idx; \
unsigned char sc; \
uint32_t ch = get32(inptr); \
- uint16_t found = TRUE; \
+ bool found = true; \
uint32_t i; \
uint32_t low; \
uint32_t high; \
{ \
\
/* Use the UCS4 table for double byte. */ \
- found = FALSE; \
+ found = false; \
low = 0; \
high = (sizeof (__ucs4_to_ibm943db) >> 1) \
/ sizeof (__ucs4_to_ibm943db[0][FROM]); \
else \
{ \
pccode = __ucs4_to_ibm943db[i][TO]; \
- found = TRUE; \
+ found = true; \
break; \
} \
} \
/* Tables for conversion from and to IBM943.
- Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 2000-2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Masahide Washizawa <washi@jp.ibm.com>, 2000.
int32_t idx;
};
-static const struct gap __ibm943sb_to_ucs4_idx[] =
-{
- { start: 0x0000, end: 0x00df, idx: 0 },
- { start: 0xffff, end: 0xffff, idx: 0 }
-};
-
static const uint16_t __ibm943sb_to_ucs4[] =
{
0x0000, 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0006, 0x0007,
/* Conversion from and to ISIRI-3342.
- Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1999, 2000, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999.
#define TABLES <isiri-3342.h>
#define CHARSET_NAME "ISIRI-3342//"
-#define HAS_HOLES (*inptr > 0x80) /* 0x80 really maps to 0x0000. */
+#define HAS_HOLES 1
+
+/* 0x80 really maps to 0x0000. */
+#define NONNUL(c) ((c) != '\0' && (c) != 0x80)
#include <8bit-gap.c>
#define LOOPFCT FROM_LOOP
#define BODY \
*((uint32_t *) outptr)++ = *inptr++;
+#define ONEBYTE_BODY \
+ { \
+ return c; \
+ }
#include <iconv/loop.c>
\
if (__builtin_expect (ch >= 0xc1, 0) && ch <= 0xcf) \
{ \
- /* Composed character. First test whether the next character \
+ /* Composed character. First test whether the next byte \
is also available. */ \
int ch2; \
\
outptr += 4; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ uint32_t ch = to_ucs4[c]; \
+ if (ch == 0 && c != '\0') \
+ return WEOF; \
+ return ch; \
+ }
#include <iconv/loop.c>
\
if (__builtin_expect (ch >= 0xc1, 0) && ch <= 0xcf) \
{ \
- /* Composed character. First test whether the next character \
+ /* Composed character. First test whether the next byte \
is also available. */ \
int ch2; \
\
outptr += 4; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ uint32_t ch = to_ucs4[c]; \
+ if (ch == 0 && c != '\0') \
+ return WEOF; \
+ return ch; \
+ }
#include <iconv/loop.c>
outptr += 4; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ if (c <= 0x7f) \
+ return (c == 0x5c ? 0x20a9 : c); \
+ else \
+ return WEOF; \
+ }
#include <iconv/loop.c>
}
#define LOOP_NEED_FLAGS
#define EXTRA_LOOP_DECLS , int *statep
+#define ONEBYTE_BODY \
+ { \
+ if (c < 0x80) \
+ { \
+ if (c == 0x5c) \
+ return 0xa5; \
+ if (c == 0x7e) \
+ return 0x203e; \
+ return c; \
+ } \
+ if (c >= 0xa1 && c <= 0xdf) \
+ return 0xfec0 + c; \
+ return WEOF; \
+ }
#include <iconv/loop.c>
outptr += 4; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ if (c < 0x80) \
+ { \
+ if (c == 0x5c) \
+ return 0xa5; \
+ if (c == 0x7e) \
+ return 0x203e; \
+ return c; \
+ } \
+ if (c >= 0xa1 && c <= 0xdf) \
+ return 0xfec0 + c; \
+ return WEOF; \
+ }
#include <iconv/loop.c>
\
if (__builtin_expect (ch >= 0xc1, 0) && ch <= 0xcf) \
{ \
- /* Composed character. First test whether the next character \
+ /* Composed character. First test whether the next byte \
is also available. */ \
uint32_t ch2; \
\
inptr += increment; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ uint32_t ch = to_ucs4[c]; \
+ if (ch == 0 && c != '\0') \
+ return WEOF; \
+ return ch; \
+ }
#include <iconv/loop.c>
++inptr; \
}
#define EXTRA_LOOP_DECLS , int *statep
+#define ONEBYTE_BODY \
+ { \
+ uint32_t ch; \
+ \
+ if (c < 0x18) \
+ ch = map_from_tcvn_low[c]; \
+ else if (c >= 0x80) \
+ ch = map_from_tcvn_high[c - 0x80]; \
+ else \
+ ch = c; \
+ if (ch >= 0x0041 && ch <= 0x01b0) \
+ return WEOF; \
+ return ch; \
+ }
#include <iconv/loop.c>
} \
else \
{ \
- /* Two-byte character. First test whether the next character \
+ /* Two-byte character. First test whether the next byte \
is also available. */ \
uint32_t ch2; \
\
outptr += 4; \
}
#define LOOP_NEED_FLAGS
+#define ONEBYTE_BODY \
+ { \
+ if (c < 0x80) \
+ return c; \
+ else \
+ return WEOF; \
+ }
#include <iconv/loop.c>
+2002-11-28 Ulrich Drepper <drepper@redhat.com>
+
+ * sysdeps/unix/sysv/linux/bits/posix_opt.h: Define macros which
+ require it to 200112L. Remove _POSIX_POLL and _POSIX_SELECT.
+ * sysdeps/unix/sysv/linux/i386/bits/posix_opt.h: Likewise.
+
2002-11-19 Ulrich Drepper <drepper@redhat.com>
* Versions (libc:GLIBC_2.0): Remove names of functions which are
__btowc (c)
int c;
{
- wchar_t result;
- struct __gconv_step_data data;
- unsigned char inbuf[1];
- const unsigned char *inptr = inbuf;
- size_t dummy;
- int status;
const struct gconv_fcts *fcts;
/* If the parameter does not fit into one byte or it is the EOF value
if (c < SCHAR_MIN || c > UCHAR_MAX || c == EOF)
return WEOF;
- /* Tell where we want the result. */
- data.__outbuf = (unsigned char *) &result;
- data.__outbufend = data.__outbuf + sizeof (wchar_t);
- data.__invocation_counter = 0;
- data.__internal_use = 1;
- data.__flags = __GCONV_IS_LAST;
- data.__statep = &data.__state;
- data.__trans = NULL;
-
- /* Make sure we start in the initial state. */
- memset (&data.__state, '\0', sizeof (mbstate_t));
-
/* Get the conversion functions. */
fcts = get_gconv_fcts (_NL_CURRENT_DATA (LC_CTYPE));
- /* Create the input string. */
- inbuf[0] = c;
+ if (__builtin_expect (fcts->towc_nsteps == 1, 1)
+ && __builtin_expect (fcts->towc->__btowc_fct != NULL, 1))
+ {
+ /* Use the shortcut function. */
+ return DL_CALL_FCT (fcts->towc->__btowc_fct,
+ (fcts->towc, (unsigned char) c));
+ }
+ else
+ {
+ /* Fall back to the slow but generic method. */
+ wchar_t result;
+ struct __gconv_step_data data;
+ unsigned char inbuf[1];
+ const unsigned char *inptr = inbuf;
+ size_t dummy;
+ int status;
+
+ /* Tell where we want the result. */
+ data.__outbuf = (unsigned char *) &result;
+ data.__outbufend = data.__outbuf + sizeof (wchar_t);
+ data.__invocation_counter = 0;
+ data.__internal_use = 1;
+ data.__flags = __GCONV_IS_LAST;
+ data.__statep = &data.__state;
+ data.__trans = NULL;
+
+ /* Make sure we start in the initial state. */
+ memset (&data.__state, '\0', sizeof (mbstate_t));
+
+ /* Create the input string. */
+ inbuf[0] = c;
+
+ status = DL_CALL_FCT (fcts->towc->__fct,
+ (fcts->towc, &data, &inptr, inptr + 1,
+ NULL, &dummy, 0, 1));
- status = DL_CALL_FCT (fcts->towc->__fct,
- (fcts->towc, &data, &inptr, inptr + 1,
- NULL, &dummy, 0, 1));
- /* The conversion failed. */
- if (status != __GCONV_OK && status != __GCONV_FULL_OUTPUT
- && status != __GCONV_EMPTY_INPUT)
- result = WEOF;
+ if (status != __GCONV_OK && status != __GCONV_FULL_OUTPUT
+ && status != __GCONV_EMPTY_INPUT)
+ /* The conversion failed. */
+ result = WEOF;
- return result;
+ return result;
+ }
}
weak_alias (__btowc, btowc)
.__from_name = (char *) "ANSI_X3.4-1968//TRANSLIT",
.__to_name = (char *) "INTERNAL",
.__fct = __gconv_transform_ascii_internal,
+ .__btowc_fct = __gconv_btwoc_ascii,
.__init_fct = NULL,
.__end_fct = NULL,
.__min_needed_from = 1,
.__from_name = (char *) "INTERNAL",
.__to_name = (char *) "ANSI_X3.4-1968//TRANSLIT",
.__fct = __gconv_transform_internal_ascii,
+ .__btowc_fct = NULL,
.__init_fct = NULL,
.__end_fct = NULL,
.__min_needed_from = 4,
/* Copy the data. */
*copy = *orig;
- /* Now increment the usage counters. */
+ /* Now increment the usage counters.
+ Note: This assumes copy->towc_nsteps == 1 and copy->tomb_nsteps == 1. */
if (copy->towc->__shlib_handle != NULL)
++copy->towc->__counter;
if (copy->tomb->__shlib_handle != NULL)
git://sourceware.org / glibc.git / commitdiff