diff options
| author | Ulrich Drepper <drepper@redhat.com> | 2007-05-07 03:44:48 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2007-05-07 03:44:48 +0000 |
| commit | 49a8eb75ebdecc5bdf15c9f5efa0b78ef2f150d2 (patch) | |
| tree | 689b70e039401782d72d0725ef1b25acac5059f8 | |
| parent | ffecd39b9ce741b74c53b7d5e7e9571e2f25f795 (diff) | |
| download | glibc-49a8eb75ebdecc5bdf15c9f5efa0b78ef2f150d2.tar glibc-49a8eb75ebdecc5bdf15c9f5efa0b78ef2f150d2.tar.gz glibc-49a8eb75ebdecc5bdf15c9f5efa0b78ef2f150d2.tar.bz2 glibc-49a8eb75ebdecc5bdf15c9f5efa0b78ef2f150d2.zip | |
* 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>.
| -rw-r--r-- | ChangeLog | 4 | ||||
| -rw-r--r-- | stdio-common/vfprintf.c | 5 |
2 files changed, 7 insertions, 2 deletions
@@ -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. diff --git a/stdio-common/vfprintf.c b/stdio-common/vfprintf.c index 4f0d971c55..20638ad1fd 100644 --- a/stdio-common/vfprintf.c +++ b/stdio-common/vfprintf.c @@ -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))) \ |