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Add support for some basic system calls and args handling correctly. #29

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sb3923 merged 49 commits from system-calls into master 2024-11-07 19:36:30 +00:00
Conversation 6 Commits 49 Files Changed 5 +19 -17
2 changed files with 19 additions and 17 deletions
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8
src/userprog/process.c
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@@ -17,6 +17,7 @@
#include "threads/palloc.h" #include "threads/palloc.h"
#include "threads/thread.h" #include "threads/thread.h"
#include "threads/vaddr.h" #include "threads/vaddr.h"
#include "threads/synch.h"
static thread_func start_process NO_RETURN; static thread_func start_process NO_RETURN;
static bool load (const char *cmdline, void (**eip) (void), void **esp); static bool load (const char *cmdline, void (**eip) (void), void **esp);
@@ -88,7 +89,12 @@ start_process (void *file_name_)
int int
process_wait (tid_t child_tid UNUSED) process_wait (tid_t child_tid UNUSED)
{ {
return -1; /* TODO: Implement correct process waiting behaviour.
Currently an infinite loop for testing purposes. */
while (1)
{
barrier ();
}
} }
/* Free the current process's resources. */ /* Free the current process's resources. */