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* stdio-common/vfprintf.c (process_string_arg): Optimize 

ridiculous precision in wide char code printing multi-byte string.
	Reported by Jim Meyering <jim@meyering.net>.
This commit is contained in:
Ulrich Drepper 2007-05-07 03:44:48 +00:00
parent ffecd39b9c
commit 49a8eb75eb
2 changed files with 7 additions and 2 deletions
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4
ChangeLog
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@ -1,5 +1,9 @@
2007-05-06 Ulrich Drepper <drepper@redhat.com>
* stdio-common/vfprintf.c (process_string_arg): Optimize
ridiculous precision in wide char code printing multi-byte string.
Reported by Jim Meyering <jim@meyering.net>.
[BZ #4131]
* elf/dl-addr.c (_dl_addr): Compare address with actual segment
boundaries to work around systems with overlapping binary loading.

5
stdio-common/vfprintf.c
View File

@ -1026,10 +1026,11 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
const char *mbs = (const char *) string; \
mbstate_t mbstate; \
\
len = prec != -1 ? (size_t) prec : strlen (mbs); \
len = prec != -1 ? __strnlen (mbs, (size_t) prec) : strlen (mbs); \
\
/* Allocate dynamically an array which definitely is long \
enough for the wide character version. */ \
enough for the wide character version. Each byte in the \
multi-byte string can produce at most one wide character. */ \
if (__libc_use_alloca (len * sizeof (wchar_t))) \
string = (CHAR_T *) alloca (len * sizeof (wchar_t)); \
else if ((string = (CHAR_T *) malloc (len * sizeof (wchar_t))) \