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baldurk
120 lines
3.3 KiB
C++
120 lines
3.3 KiB
C++
/******************************************************************************
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* The MIT License (MIT)
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*
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* Copyright (c) 2015-2016 Baldur Karlsson
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* Copyright (c) 2014 Crytek
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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******************************************************************************/
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#include "os/os_specific.h"
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#include "serialise/string_utils.h"
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#include <stdarg.h>
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using std::string;
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int utf8printf(char *buf, size_t bufsize, const char *fmt, va_list args);
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namespace StringFormat
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{
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int snprintf(char *str, size_t bufSize, const char *fmt, ...)
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{
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va_list args;
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va_start(args, fmt);
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int ret = StringFormat::vsnprintf(str, bufSize, fmt, args);
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va_end(args);
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return ret;
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}
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int vsnprintf(char *str, size_t bufSize, const char *format, va_list args)
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{
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return ::utf8printf(str, bufSize, format, args);
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}
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int Wide2UTF8(wchar_t chr, char mbchr[4])
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{
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//U+00000 -> U+00007F 1 byte 0xxxxxxx
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//U+00080 -> U+0007FF 2 bytes 110xxxxx 10xxxxxx
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//U+00800 -> U+00FFFF 3 bytes 1110xxxx 10xxxxxx 10xxxxxx
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//U+10000 -> U+1FFFFF 4 bytes 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
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if(chr > 0x10FFFF)
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chr = 0xFFFD; // replacement character
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if(chr <= 0x7f)
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{
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mbchr[0] = (char)chr;
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return 1;
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}
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else if(chr <= 0x7ff)
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{
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mbchr[1] = 0x80 | (char)(chr & 0x3f);chr >>= 6;
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mbchr[0] = 0xC0 | (char)(chr & 0x1f);
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return 2;
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}
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else if(chr <= 0xffff)
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{
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mbchr[2] = 0x80 | (char)(chr & 0x3f);chr >>= 6;
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mbchr[1] = 0x80 | (char)(chr & 0x3f);chr >>= 6;
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mbchr[0] = 0xE0 | (char)(chr & 0x0f);chr >>= 4;
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return 3;
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}
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else
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{
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// invalid codepoints above 0x10FFFF were replaced above
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mbchr[3] = 0x80 | (char)(chr & 0x3f);chr >>= 6;
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mbchr[2] = 0x80 | (char)(chr & 0x3f);chr >>= 6;
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mbchr[1] = 0x80 | (char)(chr & 0x3f);chr >>= 6;
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mbchr[0] = 0xF0 | (char)(chr & 0x07);chr >>= 3;
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return 4;
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}
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}
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}; // namespace StringFormat
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string Callstack::AddressDetails::formattedString(const char *commonPath)
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{
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char fmt[512] = {0};
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const char *f = filename.c_str();
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if(commonPath)
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{
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string common = strlower(string(commonPath));
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string fn = strlower(filename.substr(0, common.length()));
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if(common == fn)
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{
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f += common.length();
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}
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}
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if(line > 0)
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StringFormat::snprintf(fmt, 511, "%s line %d", function.c_str(), line);
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else
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StringFormat::snprintf(fmt, 511, "%s", function.c_str());
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return fmt;
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} |