Aegisub/aegisub/libaegisub/common/util.cpp
Thomas Goyne 64a3cc94ae Fix error checking in agi::util::strtoi
Originally committed to SVN as r5499.
2011-07-26 19:51:28 +00:00

56 lines
1.4 KiB
C++

// Copyright (c) 2011, Amar Takhar <verm@aegisub.org>
//
// Permission to use, copy, modify, and distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
//
// $Id$
/// @file util.cpp
/// @brief Unix utility methods.
/// @ingroup libaegisub
#ifndef LAGI_PRE
#include <errno.h>
#include <stdio.h>
#include <climits>
#include <locale>
#endif
#include "libaegisub/util.h"
namespace agi {
namespace util {
void str_lower(std::string &str) {
std::locale loc;
for (size_t i=0; i < str.length(); ++i) {
str[i] = std::tolower(str[i], loc);
}
}
int strtoi(std::string &str) {
errno = 0;
long l = strtol(str.c_str(), NULL, 10);
if ((errno == ERANGE) || (l < INT_MIN) || (l > INT_MAX))
return 0;
return (int)l;
}
} // namespace util
} // namespace agi