C - Find the location of the executable
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Public domain    
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    #include <stdio.h>
    #include <unistd.h>
    
    #define BUFSIZE 1024
    
    int main()
    {
        char buffer[BUFSIZE];
        readlink("/proc/self/exe", buffer, BUFSIZE);
        printf("I am in %s\n", dirname(buffer));
        return 0;
    }
    
    
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_BY: Pejman Moghadam_  
_TAG: proc, readlink, dirname_  
_DATE: 2012-02-23 23:49:26_