void print_thread_id (int id) {
try {
// using a local lock_guard to lock mtx guarantees unlocking on destruction / exception:
std::lock_guard<std::mutex> lck (mtx);
print_even(id);
}
catch (std::logic_error&) {
std::cout << "[exception caught]\n";
}
}
void palin (char* pStr)
{
int len, midndx, left, right, status;
len = strlen(pStr);
STRLEN = len;
// Even
if(len%2==0)
{
right = len/2;
left = right-1;
status = type(pStr,left,right);
// left>right
if(status==1)
{
pStr[right]='\0';
print_even(pStr);
}
else
{
increment_string(pStr,left);
if(ALLNINE)
{
memset(pStr,'0',sizeof(char)*STRLEN);
pStr[STRLEN+1]='\0';
pStr[0]='1';
pStr[STRLEN]='1';
printf("%s\n",pStr);
}
else
{
pStr[right] = '\0';
print_even(pStr);
}
}
}
else
// Odd
{
midndx = len/2;
left = midndx-1;
right = midndx+1;
status = type(pStr,left,right);
if(status==1)
{
pStr[right]='\0';
print_odd(pStr);
}
else
{
increment_string(pStr,midndx);
if(ALLNINE)
{
memset(pStr,'0',sizeof(char)*STRLEN);
pStr[STRLEN+1]='\0';
pStr[0]='1';
pStr[STRLEN]='1';
printf("%s\n",pStr);
}
else
{
pStr[right]='\0';
print_odd(pStr);
}
}
}
}
