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unsigned my_strlen(const char *str) {
unsigned index = 0;
while (str[index] != TERMINATE_SYMBOL) {
index++;
}
return index;
}
//dest does NOT have enough space, return a new array
void my_strcat4(char *&dest, const char* source)
{
size_t destLength = my_strlen(dest);
size_t sourceLength = my_strlen(source);
size_t resultLength = destLength + sourceLength + 1;
char* temp = new char[destLength];
for (size_t i = 0; i < destLength; i++)
{
temp[i] = dest[i];
}
delete[] dest;
dest = nullptr;
dest = new char[resultLength];
for (size_t i = 0; i < destLength; i++)
{
dest[i] = temp[i];
}
for (size_t y = 0; y < sourceLength; y++)
{
dest[destLength + y] = source[y];
}
dest[resultLength - 1] = '\0';
delete[] temp;
temp = nullptr;
}
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