StackTrace.cpp

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// StackTrace.cpp
 
// Implements the functions to print current stack traces
 
#include "Globals.h"
#include "StackTrace.h"
#ifdef _WIN32
    #include "WinStackWalker.h"
#else
    #ifdef __GLIBC__
        #include <execinfo.h>
    #endif
    #include <unistd.h>
#endif
 
 
 
 
 
void PrintStackTrace(void)
{
    #ifdef _WIN32
        class PrintingStackWalker:
            public WinStackWalker
        {
            virtual void OnOutput(LPCSTR szText) override
            {
                std::fputs(szText, stdout);
            }
        } sw;
        sw.ShowCallstack();
    #else
        #ifdef __GLIBC__
            // Use the backtrace() function to get and output the stackTrace:
            // Code adapted from https://stackoverflow.com/questions/77005/how-to-generate-a-stacktrace-when-my-gcc-c-app-crashes
            void * stackTrace[30];
            auto numItems = backtrace(stackTrace, ARRAYCOUNT(stackTrace));
            backtrace_symbols_fd(stackTrace, numItems, STDERR_FILENO);
        #endif
    #endif
}