diff options
Diffstat (limited to 'iconvdata')
| -rw-r--r-- | iconvdata/utf-16.c | 36 |
1 files changed, 16 insertions, 20 deletions
diff --git a/iconvdata/utf-16.c b/iconvdata/utf-16.c index 6b0dd9c8f5..7f6c760900 100644 --- a/iconvdata/utf-16.c +++ b/iconvdata/utf-16.c @@ -1,5 +1,5 @@ /* Conversion module for UTF-16. - Copyright (C) 1999, 2000-2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2000-2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999. @@ -44,10 +44,9 @@ #define PREPARE_LOOP \ enum direction dir = ((struct utf16_data *) step->__data)->dir; \ enum variant var = ((struct utf16_data *) step->__data)->var; \ - int swap; \ - if (FROM_DIRECTION && var == UTF_16) \ + if (__builtin_expect (data->__invocation_counter == 0, 0) && var == UTF_16) \ { \ - if (data->__invocation_counter == 0) \ + if (FROM_DIRECTION) \ { \ /* We have to find out which byte order the file is encoded in. */ \ if (inptr + 2 > inend) \ @@ -63,19 +62,18 @@ *inptrp = inptr += 2; \ } \ } \ - } \ - else if (!FROM_DIRECTION && var == UTF_16 && !data->__internal_use \ - && data->__invocation_counter == 0) \ - { \ - /* Emit the Byte Order Mark. */ \ - if (__builtin_expect (outbuf + 2 > outend, 0)) \ - return __GCONV_FULL_OUTPUT; \ + else if (!FROM_DIRECTION && !data->__internal_use) \ + { \ + /* Emit the Byte Order Mark. */ \ + if (__builtin_expect (outbuf + 2 > outend, 0)) \ + return __GCONV_FULL_OUTPUT; \ \ - put16u (outbuf, BOM); \ - outbuf += 2; \ + put16u (outbuf, BOM); \ + outbuf += 2; \ + } \ } \ - swap = ((struct utf16_data *) step->__data)->swap; -#define EXTRA_LOOP_ARGS , var, swap + int swap = ((struct utf16_data *) step->__data)->swap; +#define EXTRA_LOOP_ARGS , swap /* Direction of the transformation. */ @@ -267,7 +265,7 @@ gconv_end (struct __gconv_step *data) } #define LOOP_NEED_FLAGS #define EXTRA_LOOP_DECLS \ - , enum variant var, int swap + , int swap #include <iconv/loop.c> @@ -328,8 +326,6 @@ gconv_end (struct __gconv_step *data) } \ else \ { \ - uint16_t u2; \ - \ /* It's a surrogate character. At least the first word says \ it is. */ \ if (__builtin_expect (inptr + 4 > inend, 0)) \ @@ -341,7 +337,7 @@ gconv_end (struct __gconv_step *data) } \ \ inptr += 2; \ - u2 = get16 (inptr); \ + uint16_t u2 = get16 (inptr); \ if (__builtin_expect (u2 < 0xdc00, 0) \ || __builtin_expect (u2 > 0xdfff, 0)) \ { \ @@ -358,7 +354,7 @@ gconv_end (struct __gconv_step *data) } #define LOOP_NEED_FLAGS #define EXTRA_LOOP_DECLS \ - , enum variant var, int swap + , int swap #include <iconv/loop.c> |