+
−/* Searching in a string.
+
−   Copyright (C) 2001-2003, 2006, 2009-2013 Free Software Foundation, Inc.
+
−
+
−   This program is free software: you can redistribute it and/or modify
+
−   it under the terms of the GNU General Public License as published by
+
−   the Free Software Foundation; either version 3 of the License, or
+
−   (at your option) any later version.
+
−
+
−   This program is distributed in the hope that it will be useful,
+
−   but WITHOUT ANY WARRANTY; without even the implied warranty of
+
−   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+
−   GNU General Public License for more details.
+
−
+
−   You should have received a copy of the GNU General Public License
+
−   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
−
+
−
+
−/* The functions defined in this file assume a nearly ASCII compatible
+
−   character set.  */
+
−
+
−
+
−#ifdef __cplusplus
+
−extern "C" {
+
−#endif
+
−
+
−/* Find the first occurrence of NEEDLE in HAYSTACK.
+
−   This function is safe to be called, even in a multibyte locale, if NEEDLE
+
−     1. consists solely of printable ASCII characters excluding '\\' and '~'
+
−        [this restriction is needed because of Shift_JIS and JOHAB]
+
−        or of the control ASCII characters '\a' '\b' '\f' '\n' '\r' '\t' '\v'
+
−        [this restriction is needed because of VISCII], and
+
−     2. has at least length 2
+
−        [this restriction is needed because of BIG5, BIG5-HKSCS, GBK, GB18030,
+
−         Shift_JIS, JOHAB], and
+
−     3. does not consist entirely of decimal digits, or has at least length 4
+
−        [this restriction is needed because of GB18030].
+
−   This function is also safe to be called, even in a multibyte locale, if
+
−   HAYSTACK and NEEDLE are known to both consist solely of printable ASCII
+
−   characters excluding '\\' and '~'.  */
+
−extern char *c_strstr (const char *haystack, const char *needle);
+
−
+
−#ifdef __cplusplus
+
−}
+
−#endif