From 354bb40e75d94466e91fe6960523612c9d17ccfb Mon Sep 17 00:00:00 2001 From: Karen Arutyunov Date: Thu, 2 Nov 2017 23:11:29 +0300 Subject: Add implementation --- mysql/strings/is_prefix.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 mysql/strings/is_prefix.c (limited to 'mysql/strings/is_prefix.c') diff --git a/mysql/strings/is_prefix.c b/mysql/strings/is_prefix.c new file mode 100644 index 0000000..885ed3d --- /dev/null +++ b/mysql/strings/is_prefix.c @@ -0,0 +1,33 @@ +/* Copyright (c) 2000, 2001, 2006 MySQL AB + Use is subject to license terms. + + 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; version 2 of the License. + + 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, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ + +/* File : is_prefix.c + Author : Michael Widenius + Defines: is_prefix() + + is_prefix(s, t) returns 1 if s starts with t. + A empty t is allways a prefix. +*/ + +#include +#include "m_string.h" + +int is_prefix(const char *s, const char *t) +{ + while (*t) + if (*s++ != *t++) return 0; + return 1; /* WRONG */ +} -- cgit v1.1