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31 lines
621 B
31 lines
621 B
#include "util.h"
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#include <cstdio>
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std::string vformat(const char *format, va_list args)
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{
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if(!format)
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return "";
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int result = -1, length = 256;
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char *buffer = 0;
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while(result == -1) {
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if(buffer)
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delete [] buffer;
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buffer = new char [length + 1];
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result = vsnprintf(buffer, length, format, args);
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length *= 2;
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}
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std::string s(buffer);
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delete [] buffer;
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return s;
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}
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std::string format(const char *format, ...)
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{
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va_list args;
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va_start(args, format);
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std::string s = vformat(format, args);
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va_end(args);
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return s;
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}
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