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| author | Ondřej Bílka <neleai@seznam.cz> | 2013-10-03 19:53:45 +0200 |
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| committer | Ondřej Bílka <neleai@seznam.cz> | 2013-10-03 19:54:23 +0200 |
| commit | b1fe1f2b834635372df6c68312fd6b3a8e559595 (patch) | |
| tree | 027f56ac50904f446d2f57785a3c9a7bf2c07515 | |
| parent | 5f855e3598a576c35e54623a13b256f3e87fcd4d (diff) | |
| download | glibc-b1fe1f2b834635372df6c68312fd6b3a8e559595.zip glibc-b1fe1f2b834635372df6c68312fd6b3a8e559595.tar.gz glibc-b1fe1f2b834635372df6c68312fd6b3a8e559595.tar.bz2 | |
BZ #431 Fix manual of strncat/wcsncat.
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | NEWS | 11 | ||||
| -rw-r--r-- | manual/string.texi | 8 |
3 files changed, 15 insertions, 9 deletions
@@ -1,3 +1,8 @@ +2013-10-03 Ondřej Bílka <neleai@seznam.cz> + + [BZ #431] + * manual/string.texi: Fix strncat and wcsncat. + 2013-10-03 Brooks Moses <bmoses@google.com> [BZ #15915] @@ -9,11 +9,12 @@ Version 2.19 * The following bugs are resolved with this release: - 13985, 14155, 14547, 14699, 15048, 15400, 15427, 15522, 15531, 15532, - 15608, 15609, 15610, 15640, 15681, 15736, 15748, 15749, 15754, 15760, - 15797, 15844, 15849, 15855, 15856, 15857, 15859, 15867, 15886, 15887, - 15890, 15892, 15893, 15895, 15897, 15905, 15909, 15919, 15921, 15923, - 15939, 15963, 15966, 15988. + 431, 13985, 14155, 14547, 14699, 15048, 15400, 15427, 15522, 15531, + 15532, 15608, 15609, 15610, 15640, 15681, 15736, 15748, 15749, 15754, + 15760, 15797, 15844, 15849, 15855, 15856, 15857, 15859, 15867, 15886, + 15887, 15890, 15892, 15893, 15895, 15897, 15905, 15909, 15919, 15921, + 15887, 15890, 15892, 15893, 15895, 15897, 15905, 15909, 15919, 15921, + 15923, 15939, 15963, 15966, 15988. * CVE-2012-4412 The strcoll implementation caches indices and rules for large collation sequences to optimize multiple passes. This cache diff --git a/manual/string.texi b/manual/string.texi index 3329761..1e45d9d 100644 --- a/manual/string.texi +++ b/manual/string.texi @@ -955,8 +955,8 @@ The @code{strncat} function could be implemented like this: char * strncat (char *to, const char *from, size_t size) @{ - to[strlen (to) + size] = '\0'; - strncpy (to + strlen (to), from, size); + memcpy (to + strlen (to), from, strnlen (from, size)); + to[strlen (to) + strnlen (from, size)] = '\0'; return to; @} @end group @@ -982,8 +982,8 @@ wchar_t * wcsncat (wchar_t *restrict wto, const wchar_t *restrict wfrom, size_t size) @{ - wto[wcslen (to) + size] = L'\0'; - wcsncpy (wto + wcslen (wto), wfrom, size); + memcpy (wto + wcslen (wto), wfrom, wcsnlen (wfrom, size) * sizeof (wchar_t)); + wto[wcslen (to) + wcsnlen (wfrom, size)] = '\0'; return wto; @} @end group |