nixCraft

[ ]$ g++ -Wall -g hashphonedirectory.cpp -o hashphonedirectory
hashphonedirectory.cpp: In member function âint File::Hash(char*)â:
hashphonedirectory.cpp:16: warning: comparison between signed and unsigned integer expressions
hashphonedirectory.cpp: At global scope:
hashphonedirectory.cpp:214: warning: ISO C++ forbids declaration of âmainâ with no type
-------------------------------------------------------
CODE ERROR

int File::Hash(char *s)
{
for(xorin = 0; strlen(s) >= unit; s+= unit) //xoring
xorin ^= * (unsigned *) s;