110 lines
2.2 KiB
C++
110 lines
2.2 KiB
C++
/*
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* Copyright 2011-2013 Blender Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdarg.h>
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#include <stdio.h>
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#include <boost/algorithm/string.hpp>
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#include "util_foreach.h"
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#include "util_string.h"
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#ifdef _WIN32
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#ifndef vsnprintf
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#define vsnprintf _vsnprintf
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#endif
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#endif
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CCL_NAMESPACE_BEGIN
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string string_printf(const char *format, ...)
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{
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vector<char> str(128, 0);
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while(1) {
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va_list args;
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int result;
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va_start(args, format);
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result = vsnprintf(&str[0], str.size(), format, args);
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va_end(args);
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if(result == -1) {
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/* not enough space or formatting error */
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if(str.size() > 65536) {
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assert(0);
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return string("");
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}
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str.resize(str.size()*2, 0);
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continue;
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}
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else if(result >= (int)str.size()) {
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/* not enough space */
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str.resize(result + 1, 0);
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continue;
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}
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return string(&str[0]);
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}
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}
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bool string_iequals(const string& a, const string& b)
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{
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if(a.size() == b.size()) {
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for(size_t i = 0; i < a.size(); i++)
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if(toupper(a[i]) != toupper(b[i]))
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return false;
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return true;
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}
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return false;
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}
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void string_split(vector<string>& tokens, const string& str, const string& separators)
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{
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vector<string> split;
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boost::split(split, str, boost::is_any_of(separators), boost::token_compress_on);
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foreach(const string& token, split)
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if(token != "")
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tokens.push_back(token);
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}
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bool string_endswith(const string& s, const char *end)
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{
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size_t len = strlen(end);
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if(len > s.size())
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return 0;
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else
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return strncmp(s.c_str() + s.size() - len, end, len) == 0;
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}
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string string_strip(const string& s)
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{
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string result = s;
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result.erase(0, result.find_first_not_of(' '));
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result.erase(result.find_last_not_of(' ') + 1);
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return result;
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}
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CCL_NAMESPACE_END
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