Reverting back to old linking code

src/server.c

@@ -110,32 +110,29 @@ int resetVisits(Process *head) {
 
 
 void linkFamily(Process *head) {
-  int orphans = resetVisits(head);
+  int orphans = 1;
 
   while (orphans) {
-    Process *cur, *parent = head;
-    // get next unvisited node
-    while (parent != NULL && parent->visited) parent = parent->next;
+    orphans = 0;
+    Process *current = head;
+    // while on an actual process node, and it has a parent link or doesn't need a parent link (kernel)
+    while (current != NULL && (current->parent != NULL || current->ppid == current->pid)) current = current->next;
+    if (current == NULL) break;
+    orphans = 1;
     
-    if (parent == NULL) {    // sanity check
-      printf("Error: Found %d orphan process(es):\n", orphans);
-      break;
+    Process *parent = head;
+    while (parent != NULL && parent->pid != current->ppid) parent = parent->next;
+    if (parent == NULL) {
+      printf("Found orphan process: %d\n", current->pid);
+      current->ppid = -1;
+      continue;
     }
 
-    parent->visited = 1;
-
-    // Search for children
-    for (cur = head; cur != NULL; cur = cur->next) {
-      if (cur->ppid != parent->pid) continue;
-
-      // We have a parent and child ready to be united
-      orphans--;
-      cur->parent = parent;
-      // place child amongst siblings, if any are present
+    // We have a parent and a child ready to be united
+    current->parent = parent;
     Process **placement = &(parent->child);
     while ((*placement) != NULL) placement = &((*placement)->sibling);
-      *placement = cur;
-    }
+    *placement = current;
   }
 }
 
@@ -272,7 +269,7 @@ char *readProcesses(char *procdir) {
     if (first < '0' || first > '9') continue;
 
     if (cur->visited) {
-      // get new process node if necessary
+      // get new process if necessary
       prev = cur;
       cur->next = calloc(1, sizeof(Process));
       cur = cur->next;