From 6e87493b8cd156388b075ecace376126a8875283 Mon Sep 17 00:00:00 2001
From: Alexis211 <alexis211@gmail.com>
Date: Tue, 13 Oct 2009 19:05:35 +0200
Subject: Process now uses a linked list for associated file descriptors.

---
 Source/Kernel/Melon.ke                      | Bin 614936 -> 612550 bytes
 Source/Kernel/TaskManager/Process.class.cpp |  18 ++++++------------
 Source/Kernel/TaskManager/Process.class.h   |   3 ++-
 3 files changed, 8 insertions(+), 13 deletions(-)

(limited to 'Source')

diff --git a/Source/Kernel/Melon.ke b/Source/Kernel/Melon.ke
index 71955a6..99e1599 100755
Binary files a/Source/Kernel/Melon.ke and b/Source/Kernel/Melon.ke differ
diff --git a/Source/Kernel/TaskManager/Process.class.cpp b/Source/Kernel/TaskManager/Process.class.cpp
index 2653269..6b07e7a 100644
--- a/Source/Kernel/TaskManager/Process.class.cpp
+++ b/Source/Kernel/TaskManager/Process.class.cpp
@@ -60,11 +60,11 @@ void Process::exit() {
 		delete m_threads[i];
 	}
 	m_threads.clear();
-	for (u32int i = 0; i < m_fileDescriptors.size(); i++) {
-		m_fileDescriptors[i]->close(false);
-		delete m_fileDescriptors[i];
+	for (SimpleList<File*> *iter = m_fileDescriptors; iter != 0; iter = iter->next()) {
+		iter->v()->close(false);
+		delete iter->v();
 	}
-	m_fileDescriptors.clear();
+	delete m_fileDescriptors;
 	m_state = P_FINISHED;
 }
 
@@ -91,17 +91,11 @@ void Process::threadFinishes(Thread* thread, u32int retval) {
 }
 
 void Process::registerFileDescriptor(File* fd) {
-	m_fileDescriptors.push(fd);
+	m_fileDescriptors = m_fileDescriptors->cons(fd);
 }
 
 void Process::unregisterFileDescriptor(File* fd) {
-	for (u32int i = 0; i < m_fileDescriptors.size(); i++) {
-		if (m_fileDescriptors[i] == fd) {
-			m_fileDescriptors[i] = m_fileDescriptors.back();
-			m_fileDescriptors.pop();
-			break;
-		}
-	}
+	m_fileDescriptors = m_fileDescriptors->removeOnce(fd);
 }
 
 PageDirectory* Process::getPagedir() {
diff --git a/Source/Kernel/TaskManager/Process.class.h b/Source/Kernel/TaskManager/Process.class.h
index 65a5d8b..b975db1 100644
--- a/Source/Kernel/TaskManager/Process.class.h
+++ b/Source/Kernel/TaskManager/Process.class.h
@@ -3,6 +3,7 @@
 
 #include <Library/String.class.h>
 #include <Library/Vector.class.h>
+#include <Library/SimpleList.class.h>
 #include <MemoryManager/PageDirectory.class.h>
 #include <VTManager/VirtualTerminal.proto.h>
 
@@ -35,7 +36,7 @@ class Process {
 	VirtualTerminal *m_vt;
 
 	Vector<Thread*> m_threads;
-	Vector<File*> m_fileDescriptors;
+	SimpleList<File*> *m_fileDescriptors;
 	
 	public:
 	static Process* createKernel(String cmdline, VirtualTerminal *vt);	//Also creates a Thread for what's curently happening
-- 
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