Update process.c to standardise parameter names

userprog/process.c

@@ -223,7 +223,7 @@ static bool load_segment (struct file *file, off_t ofs, uint8_t *upage,
    and its initial stack pointer into *initial_stack_pointer.
    Returns true if successful, false otherwise. */
 bool
-load (const char *file_name, void (**eip) (void), void **initial_stack_pointer) 
+load (const char *cmdline, void (**eip) (void), void **initial_stack_pointer) 
 {
   struct thread *t = thread_current ();
   struct Elf32_Ehdr ehdr;
@@ -239,16 +239,16 @@ load (const char *file_name, void (**eip) (void), void **initial_stack_pointer)
   process_activate ();
 
   /* Open executable file. */
-  file = filesys_open (file_name);
+  file = filesys_open (cmdline);
 
   if (file == NULL) 
     {
-	printf ("load: %s: open failed\n", file_name);
+	printf ("load: %s: open failed\n", cmdline);
       goto done; 
     }
 
   /* Read and verify executable header. */
-  if (file_read (file, &ehdr, sizeof ehdr) != sizeof ehdr
+  if (cmdline (file, &ehdr, sizeof ehdr) != sizeof ehdr
       || memcmp (ehdr.e_ident, "\177ELF\1\1\1", 7)
       || ehdr.e_type != 2
       || ehdr.e_machine != 3
@@ -256,7 +256,7 @@ load (const char *file_name, void (**eip) (void), void **initial_stack_pointer)
       || ehdr.e_phentsize != sizeof (struct Elf32_Phdr)
       || ehdr.e_phnum > 1024) 
     {
-      printf ("load: %s: error loading executable\n", file_name);
+      printf ("load: %s: error loading executable\n", cmdline);
       goto done; 
     }