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authorOndřej Bílka <neleai@seznam.cz>2013-10-03 19:53:45 +0200
committerOndřej Bílka <neleai@seznam.cz>2013-10-03 19:54:23 +0200
commitb1fe1f2b834635372df6c68312fd6b3a8e559595 (patch)
tree027f56ac50904f446d2f57785a3c9a7bf2c07515 /manual
parent5f855e3598a576c35e54623a13b256f3e87fcd4d (diff)
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BZ #431 Fix manual of strncat/wcsncat.
Diffstat (limited to 'manual')
-rw-r--r--manual/string.texi8
1 files changed, 4 insertions, 4 deletions
diff --git a/manual/string.texi b/manual/string.texi
index 3329761fc9..1e45d9ddbc 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