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| author | Jeff Law <law@redhat.com> | 2012-09-28 12:48:42 -0600 |
|---|---|---|
| committer | Jeff Law <law@redhat.com> | 2012-09-28 12:49:51 -0600 |
| commit | 715a900c9085907fa749589bf738b192b1a2bda5 (patch) | |
| tree | a5f194cde176cdb38c2f712c51477aa427ba33ae /stdio-common/vfprintf.c | |
| parent | 9c464f9c0c9d85df80233c1b0a22f9a7cd318096 (diff) | |
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2012-09-28 Andreas Schwab <schwab@linux-m68k.org>
[BZ #6530]
* stdio-common/vfprintf.c (process_string_arg): Revert
2000-07-22 change.
2011-09-28 Jonathan Nieder <jrnieder@gmail.com>
* stdio-common/Makefile (tst-sprintf-ENV): Set environment
for testcase.
* stdio-common/tst-sprintf.c: Include <locale.h>
(main): Test sprintf's handling of incomplete multibyte
characters.
Diffstat (limited to 'stdio-common/vfprintf.c')
| -rw-r--r-- | stdio-common/vfprintf.c | 39 |
1 files changed, 3 insertions, 36 deletions
diff --git a/stdio-common/vfprintf.c b/stdio-common/vfprintf.c index d569034253..17d3f42a97 100644 --- a/stdio-common/vfprintf.c +++ b/stdio-common/vfprintf.c @@ -1168,42 +1168,9 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap) else if (!is_long && spec != L_('S')) \ { \ if (prec != -1) \ - { \ - /* Search for the end of the string, but don't search past \ - the length (in bytes) specified by the precision. Also \ - don't use incomplete characters. */ \ - if (_NL_CURRENT_WORD (LC_CTYPE, _NL_CTYPE_MB_CUR_MAX) == 1) \ - len = __strnlen (string, prec); \ - else \ - { \ - /* In case we have a multibyte character set the \ - situation is more complicated. We must not copy \ - bytes at the end which form an incomplete character. */\ - size_t ignore_size = (unsigned) prec > 1024 ? 1024 : prec;\ - wchar_t ignore[ignore_size]; \ - const char *str2 = string; \ - const char *strend = string + prec; \ - if (strend < string) \ - strend = (const char *) UINTPTR_MAX; \ - \ - mbstate_t ps; \ - memset (&ps, '\0', sizeof (ps)); \ - \ - while (str2 != NULL && str2 < strend) \ - if (__mbsnrtowcs (ignore, &str2, strend - str2, \ - ignore_size, &ps) == (size_t) -1) \ - { \ - /* Conversion function has set errno. */ \ - done = -1; \ - goto all_done; \ - } \ - \ - if (str2 == NULL) \ - len = strlen (string); \ - else \ - len = str2 - string - (ps.__count & 7); \ - } \ - } \ + /* Search for the end of the string, but don't search past \ + the length (in bytes) specified by the precision. */ \ + len = __strnlen (string, prec); \ else \ len = strlen (string); \ } \ |