Luis Martinez

.vscode/settings.json

@@ -0,0 +1,7 @@
+{
+  "workbench.colorCustomizations": {
+    "activityBar.background": "#3D1E5B",
+    "titleBar.activeBackground": "#552A80",
+    "titleBar.activeForeground": "#FBF9FD"
+  }
+}

ANSWERS.md

@@ -1,14 +1,24 @@
 **1. List all of the main states a process may be in at any point in time on a standard Unix system. Briefly explain what each of these states means.**
 
+*new state:* initial user request process
+*Running state:* when the process is being executed by the CPU 
+*waiting state:* when the process is stored out of memory and will only be retrieved when needed.
+*Ready State:* When the process is ready in memory but is waiting for CPU to execute it. Ready to be executed.
+*Terminated State:* After the process is completed
 
 
 **2. What is a zombie process?**
+A process that has executed but has not exit.
 
 
 
 **3. How does a zombie process get created? How does one get destroyed?**
+When there is  children processes that finished but still has to send an exit status to its parent.
+Won’t get destroyed until the parent function receives and acknowledges the state of the child process. 
 
 
 
 **4. What are some of the benefits of working in a compiled language versus a non-compiled language? More specifically, what benefits are there to be had from taking the extra time to compile our code?**
 
+higher performance in terms of execution and better optimization for specific hardware.
+

lsls/lsls.c

@@ -1,18 +1,38 @@
 #include <stdio.h>
 #include <dirent.h>
+#include <sys/stat.h>
 
 /**
  * Main
  */
 int main(int argc, char **argv)
 {
-  // Parse command line
+  // Define pointers
+  DIR *directory;
+  struct dirent *entry;
+  struct stat buf;
 
-  // Open directory
+  // Parse command line and Open directory
+  directory = (argc > 1) ? opendir(argv[1]) : opendir(".");
 
-  // Repeatly read and print entries
+  if (directory == NULL)
+  {
+    fprintf(stderr, "Error opening directory");
+    return 0;
+  }
+
+  // Repeatedly read and print entries
+  while ((entry = readdir(directory)) != NULL)
+  {
+    char *fileName = entry->d_name;
+    int fileNameLength = entry->d_namlen;
+    char *filePath = malloc((strlen(entry) + 1 + fileNameLength + 1) * sizeof(char));
+    stat(entry->d_name, &buf);
+    printf("%10llu --- %s\n", buf.st_size, entry->d_name);
+  }
 
   // Close directory
+  closedir(directory);
 
   return 0;
 }