Fixed ABS_PATH for profiler

src/GC/tests/file.cpp

@@ -3,24 +3,66 @@
 #include <iostream>
 #include <string>
 #include <time.h>
+#include <unistd.h>
+
+void time_string(char *buffer);
+void print_log_file(const std::string TESTS_PATH);
+void readlink_test();
 
 int main()
 {
-    char buffer[31];
+    // char time_buffer[31];
+    // time_string(time_buffer);
+
+    // const std::string TESTS_PATH = "/home/virre/dev/systemF/org/language/src/GC/tests/";
+    // print_log_file(TESTS_PATH);
+    
+    readlink_test();
+
+    return 0;
+}
+
+void time_string(char *const buffer)
+{
     std::time_t tt = std::time(NULL);
     std::tm *ptm = std::localtime(&tt);
     std::strftime(buffer, 31, "/logs/log_%a_%H_%M_%S.txt", ptm);
     std::cout << buffer << std::endl;
+}
 
-    const std::string TESTS_PATH = "/home/virre/dev/systemF/org/language/src/GC/tests/";
-
+void print_log_file(const std::string TESTS_PATH)
+{
     std::string path = TESTS_PATH + "/testlog.txt";
 
     std::ofstream testF(path);
     
-    testF << "hellow yorld";
+    testF << "hellow york";
 
     testF.close();
+}
+
+void readlink_test()
+{
+    char buffer[1024];
+    ssize_t len = readlink("/proc/self/exe", buffer, sizeof(buffer)-1);
+    if (len == -1)
+    {
+        std::cout << "readlink error" << std::endl;
+        return;
+    }
+
+    buffer[len] = '\0';
+    std::cout << "readlink:\n" << "'''" << buffer << "'''"; // << std::endl;
+
+    auto path = std::string(buffer);
+    std::cout << path << "\nlen: " << path.size() << "\ncap:" << path.capacity();
+
+    size_t last_slash = path.find_last_of('/');
+    std::string folder = path.substr(0, last_slash);
+
+    std::cout << "\n" << folder;
+
+    std::string log_path = folder + "/log_file_bla.txt";
+    std::cout << "\n" << log_path << std::endl;
 
-    return 0;
 }