int main(void)
{
int x,y=0;
char ch;
printf("Press Number \n");
printf("1.child terminates before its parent.\n");
printf("2.parent terminates before child.\n");
printf("3.function is used to make parent wait.\n");
scanf("%d",&x);
if(x==1)
{
p_child(2);
}
else if(x==2)
{
p_child(0);
}
else if(x==3)
{
printf("wait()\n");
}
return 0;
}
void TestArchivingBoostSharedPtrToChild() throw (Exception)
{
OutputFileHandler handler("archive",false);
std::string archive_filename;
archive_filename = handler.GetOutputDirectoryFullPath() + "shared_ptr.arch";
// Save
{
// Create an output archive
std::ofstream ofs(archive_filename.c_str());
boost::archive::text_oarchive output_arch(ofs);
boost::shared_ptr<ChildClass> p_child(new ChildClass);
p_child->mTag = 11;
p_child->mTagInBaseClass = 3;
boost::shared_ptr<ChildClass> const p_child_for_archiving = p_child;
output_arch << p_child_for_archiving;
}
// Load
{
// Create an input archive
std::ifstream ifs(archive_filename.c_str(), std::ios::binary);
boost::archive::text_iarchive input_arch(ifs);
boost::shared_ptr<ChildClass> p_child;
input_arch >> p_child;
TS_ASSERT_EQUALS(p_child->mTag, 11u);
TS_ASSERT_EQUALS(p_child->mTagInBaseClass, 3u);
}
}
int main ( void )
{
for (;;)
{
//pid_t pid;
terminate();
char *cmd = readline ("shell>");
const char s[2]= " ";
char* args[15];
//char* argsBG[15];
char *token=strtok(cmd,s);
int a=0;
while(token!=NULL){
if(a==0){
args[a]=token;
a++;
}
else if(a<15){
args[a]=token;
//argsBG[a-1]=token;
a++;
}
token=strtok(NULL,s);
}
pwd(args);
if (strcmp(args[0],"pwd") == 0){
fprintf(stdout, "Current working dir: %s\n", cwd);
}else if(strcmp(args[0],"cd")==0){
cd(args);
}else if(strcmp(args[0],"bgkill")==0){
int WhichKill=atoi(args[1]);
//printf("%i",WhichKill);
int WhichPid=backGround[WhichKill].pid;
if(kill(WhichPid, SIGTERM)==0){
printf("Kill program with pid %i\n",WhichPid);
}
//}else if(strcmp(args[0],"bg")==0){
//p_num++;
//RunBack(argsBG);
}else if(strcmp(args[0],"bglist")==0){
bglist();
}else if(strcmp(args[0],"stop")==0){
int WhichKill=atoi(args[1]);
if(backGround[WhichKill].StatOrStop==1){
printf("Error, this program is stoped\n");
}else{
backGround[WhichKill].StatOrStop=1;
int WhichPid=backGround[WhichKill].pid;
if(kill(WhichPid, SIGSTOP)==0){
printf("Stop program with pid %i\n",WhichPid);
}
}
}else if(strcmp(args[0],"start")==0){
int WhichKill=atoi(args[1]);
if(backGround[WhichKill].StatOrStop==0){
printf("Error, this program is running\n");
}else{
backGround[WhichKill].StatOrStop=0;
int WhichPid=backGround[WhichKill].pid;
if(kill(WhichPid, SIGSTOP)==0){
printf("Stop program with pid %i\n",WhichPid);
}
}
}else{
//printf("%s",*args);
hmmpid=fork();
if(hmmpid>=0){
if(hmmpid==0){
//execvp(args[0], args);
//sleep(3);
p_child(args);
if(strcmp(args[0],"bg")==0){
bg_child(args);
}
//p_child(args);
}else{
if(strcmp(args[0],"bg")==0){
//waitpid(hmmpid, &status, 0);
AddBG(hmmpid);
}else{
wait(0);
}
}
free (cmd);
}else{
printf("OUTPUT ERROR");
}
}
//printf ("Got: [%s]\n", cmd);
//free (cmd);
}
}
