These are the errors I've received when I used gdb.
(gdb) core-file ShenuUpload.cgi.core
Core was generated by `ShenuUpload.cgi'.
Program terminated with signal 11, Segmentation fault.
#0 0x0808729a in ?? ()
(gdb) bt
#0 0x0808729a in ?? ()
#1 0x00000002 in ?? ()
#2 0x281f8978 in ?? ()
#3 0x080a3e10 in ?? ()
#4 0xbfbfe9b4 in ?? ()
#5 0xbfbfe1e8 in ?? ()
#6 0x00000001 in ?? ()
#7 0xbfbfe9ac in ?? ()
#8 0xbfbfe9b4 in ?? ()
#9 0xbfbfe1c8 in ?? ()
#10 0x08050fb8 in ?? ()
#11 0x00000004 in ?? ()
..
..
..
..
..
#1745 0x00000000 in ?? ()
#1746 0x00000000 in ?? ()
#1747 0x00000000 in ?? ()
#1748 0x00000000 in ?? ()
#1749 0x00000000 in ?? ()
#1750 0x00000000 in ?? ()
#1751 0x00000000 in ?? ()
#1752 0x00000000 in ?? ()
#1753 0x00000000 in ?? ()
#1754 0x00000000 in ?? ()
#1755 0x00000000 in ?? ()
#1756 0x00000000 in ?? ()
#1757 0x00000000 in ?? ()
#1758 0x00000000 in ?? ()
#1759 0x00000000 in ?? ()
#1760 0x00000000 in ?? ()
#1761 0x00000000 in ?? ()
#1762 0x00000000 in ?? ()
#1763 0x00000000 in ?? ()
#1764 0x00000000 in ?? ()
#1765 0x00000000 in ?? ()
#1766 0x00000000 in ?? ()
#1767 0x00000000 in ?? ()
#1768 0x00000000 in ?? ()
#1769 0x00000000 in ?? ()
#1770 0x00000000 in ?? ()
#1771 0x00000000 in ?? ()
#1772 0x00000000 in ?? ()
#1773 0x00000000 in ?? ()
#1774 0x00000000 in ?? ()
#1775 0x00000000 in ?? ()
#1776 0x00000000 in ?? ()
#1777 0x00000000 in ?? ()
#1778 0x00000000 in ?? ()
#1779 0x00000000 in ?? ()
#1780 0x00000000 in ?? ()
#1781 0x00000000 in ?? ()
#1782 0x00000000 in ?? ()
#1783 0x00000000 in ?? ()
#1784 0x00000000 in ?? ()
#1785 0x00000000 in ?? ()
#1786 0x00000000 in ?? ()
#1787 0x00000000 in ?? ()
#1788 0x00000000 in ?? ()
#1789 0x00000000 in ?? ()
#1790 0x00000000 in ?? ()
#1791 0x00000000 in ?? ()
#1792 0x00000000 in ?? ()
#1793 0x00000000 in ?? ()
#1794 0x00000000 in ?? ()
#1795 0x00000000 in ?? ()
#1796 0x00000000 in ?? ()
#1797 0x00000000 in ?? ()
#1798 0x00000000 in ?? ()
#1799 0x00000000 in ?? ()
#1800 0x00000000 in ?? ()
#1801 0x00000000 in ?? ()
#1802 0x00000000 in ?? ()
#1803 0x00000000 in ?? ()
#1804 0x00000000 in ?? ()
#1805 0x00000000 in ?? ()
#1806 0x00000000 in ?? ()
#1807 0x00000000 in ?? ()
#1808 0x00000000 in ?? ()
---Type <return> to continue, or q <return> to quit---
#1809 0x00000000 in ?? ()
#1810 0x00000000 in ?? ()
#1811 0x00000000 in ?? ()
#1812 0x00000000 in ?? ()
#1813 0x00000000 in ?? ()
#1814 0x00000000 in ?? ()
#1815 0x00000000 in ?? ()
#1816 0x00000000 in ?? ()
#1817 0x00000000 in ?? ()
#1818 0x00000000 in ?? ()
#1819 0x00000000 in ?? ()
#1820 0x00000000 in ?? ()
#1821 0x00000000 in ?? ()
#1822 0x00000000 in ?? ()
#1823 0x00000000 in ?? ()
#1824 0x00000000 in ?? ()
#1825 0x00000000 in ?? ()
#1826 0x00000000 in ?? ()
#1827 0x00000000 in ?? ()
#1828 0x00000000 in ?? ()
#1829 0x00000000 in ?? ()
#1830 0x00000000 in ?? ()
#1831 0x00000000 in ?? ()
#1832 0x00000000 in ?? ()
#1833 0x00000000 in ?? ()
#1834 0x00000000 in ?? ()
#1835 0x00000000 in ?? ()
#1836 0x00000000 in ?? ()
#1837 0x00000000 in ?? ()
#1838 0x00000000 in ?? ()
#1839 0x00000000 in ?? ()
#1840 0x00000000 in ?? ()
#1841 0x00000000 in ?? ()
#1842 0x00000000 in ?? ()
#1843 0x00000000 in ?? ()
#1844 0x00000000 in ?? ()
#1845 0x00000000 in ?? ()
#1846 0x00000000 in ?? ()
#1847 0x00000000 in ?? ()
#1848 0x00000000 in ?? ()
#1849 0x00000000 in ?? ()
#1850 0x00000000 in ?? ()
#1851 0x00000000 in ?? ()
#1852 0x00000000 in ?? ()
#1853 0x00000000 in ?? ()
#1854 0x00000000 in ?? ()
#1855 0x00000000 in ?? ()
#1856 0x00000000 in ?? ()
#1857 0x00000000 in ?? ()
#1858 0x00000000 in ?? ()
#1859 0x00000000 in ?? ()
#1860 0x00000000 in ?? ()
#1861 0x00000000 in ?? ()
#1862 0x00000000 in ?? ()
#1863 0x00000000 in ?? ()
#1864 0x00000000 in ?? ()
#1865 0x00000000 in ?? ()
#1866 0x00000000 in ?? ()
#1867 0x00000000 in ?? ()
#1868 0x00000000 in ?? ()
#1869 0x00000000 in ?? ()
#1870 0x00000000 in ?? ()
#1871 0x00000000 in ?? ()
#1872 0x00000000 in ?? ()
#1873 0x00000000 in ?? ()
#1874 0x00000000 in ?? ()
#1875 0x00000000 in ?? ()
---Type <return> to continue, or q <return> to quit---
#1876 0x00000000 in ?? ()
#1877 0x00000000 in ?? ()
#1878 0x00000000 in ?? ()
#1879 0x00000000 in ?? ()
#1880 0x00000000 in ?? ()
#1881 0x00000000 in ?? ()
#1882 0x00000000 in ?? ()
#1883 0x00000000 in ?? ()
#1884 0x00000000 in ?? ()
#1885 0x00000000 in ?? ()
#1886 0x00000000 in ?? ()
#1887 0x00000000 in ?? ()
#1888 0x00000000 in ?? ()
#1889 0x00000000 in ?? ()
#1890 0x00000000 in ?? ()
#1891 0x00000000 in ?? ()
#1892 0x00000000 in ?? ()
#1893 0x00000000 in ?? ()
#1894 0x00000000 in ?? ()
#1895 0x00000000 in ?? ()
#1896 0x00000000 in ?? ()
#1897 0x00000000 in ?? ()
#1898 0x00000000 in ?? ()
#1899 0x00000000 in ?? ()
#1900 0x00000000 in ?? ()
#1901 0x00000000 in ?? ()
#1902 0x00000000 in ?? ()
#1903 0x00000000 in ?? ()
#1904 0x00000000 in ?? ()
#1905 0x00000000 in ?? ()
#1906 0x00000000 in ?? ()
#1907 0x00000000 in ?? ()
#1908 0x00000000 in ?? ()
#1909 0x00000000 in ?? ()
#1910 0x00000000 in ?? ()
#1911 0x00000000 in ?? ()
#1912 0x00000000 in ?? ()
#1913 0x00000000 in ?? ()
#1914 0x00000000 in ?? ()
#1915 0x00000000 in ?? ()
#1916 0x00000000 in ?? ()
#1917 0x00000000 in ?? ()
#1918 0x00000000 in ?? ()
#1919 0x00000000 in ?? ()
#1920 0x00000000 in ?? ()
#1921 0x00000000 in ?? ()
#1922 0x00000000 in ?? ()
#1923 0x102454ff in ?? ()
#1924 0x2024448d in ?? ()
#1925 0x5440f750 in ?? ()
#1926 0x00020000 in ?? ()
#1927 0x688e0375 in ?? ()
#1928 0x01a1b814 in ?? ()
#1929 0xcd500000 in ?? ()
#1930 0x90feeb80 in ?? ()
#1931 0x102454ff in ?? ()
#1932 0x1424448d in ?? ()
#1933 0x5440f750 in ?? ()
#1934 0x00020000 in ?? ()
#1935 0x688e0375 in ?? ()
#1936 0x0158b814 in ?? ()
#1937 0xcd500000 in ?? ()
#1938 0x90feeb80 in ?? ()
#1939 0x102454ff in ?? ()
#1940 0x1424448d in ?? ()
#1941 0x1840f750 in ?? ()
#1942 0x00020000 in ?? ()
---Type <return> to continue, or q <return> to quit---
#1943 0x688e0375 in ?? ()
#1944 0x0067b844 in ?? ()
#1945 0xcd500000 in ?? ()
#1946 0x90feeb80 in ?? ()
#1947 0xbfbfe9ac in ?? ()
#1948 0x00000001 in ?? ()
#1949 0xbfbfe9b4 in ?? ()
#1950 0x0000001b in ?? ()
Cannot access memory at address 0xbfc00000
Thanks, and I am getting this problem with this source code:
//DirectoryInformation.h
class DirectoryInformation{
public:
DirectoryInformation( std::string para_directoryPath, std::string para_sortingAgent );
void Set();
bool FolderExist( std::string para_checkFolder);
bool FileExist( std::string para_checkFile );
void Print();
//end public:
private:
std::string directoryPath;
std::string sortingAgent;
std::vector<std::string> files;
std::vector<std::string> directories;
std::map<std::string, std::string> innerMap;
std::map<std::string, std::map<std::string, std::string> > directoriesMap;
std::map<std::string, std::map<std::string, std::string> > filesMap;
//end private:
};
//DirectoryInformation.cpp
DirectoryInformation::DirectoryInformation(std::string para_directoryPath, std::string para_sortingAgent):directoryPath(para_directoryPath), sortingAgent(para_sortingAgent){
DIR *pdir;
struct dirent *pent;
pdir=opendir( directoryPath.c_str() ); //"." refers to the current dir
if (!pdir){
std::cout << "opendir() failure; terminating";
exit(1);
}
errno=0;
while ( (pent=readdir(pdir)) ){
int i, type;
struct stat statinfo;
std::string tempString=directoryPath;
tempString+=pent->d_name;
if ( tempString != directoryPath+"." && tempString != directoryPath+".." ){
if(lstat( tempString.c_str() ,&statinfo) == -1){
std::cout << strerror(errno) << std::endl;
perror("lstat");
exit(1);
}
tempString=pent->d_name;
type = statinfo.st_mode & S_IFMT;
switch(type){
case S_IFDIR :
directories.push_back( tempString );
directories.size();
break;
case S_IFREG :
files.push_back( tempString );
files.size();
break;
}
}
}
if (errno){
std::cout << "readdir() failture; terminating";
exit(1);
}
closedir(pdir);
}
//main.cpp
DirectoryInformation* fileDirectory = NULL;
std::string randomString;
if ( **tempDirectory == "" ){
while( 1 ){
randomString=algorithms::Instance().GetRandomString();
fileDirectory = new DirectoryInformation( "./temp/", "date" );
if ( !fileDirectory->FolderExist(randomString) )
break;
}
}
else{
randomString=**tempDirectory;
}