From 31c07ba434eedf45c1c2fbf4bbf04687e73275ac Mon Sep 17 00:00:00 2001
From: Kevin Lange <kevin.lange@dakko.us>
Date: Fri, 18 Nov 2011 00:00:54 -0600
Subject: [PATCH] Fix some signed/unsigned issues

---
 kernel/core/serial.c  | 2 +-
 kernel/core/syscall.c | 2 +-
 kernel/core/task.c    | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/core/serial.c b/kernel/core/serial.c
index bbf960a8..1a3d1947 100644
--- a/kernel/core/serial.c
+++ b/kernel/core/serial.c
@@ -71,7 +71,7 @@ serial_send(char out) {
 
 void
 serial_string(char * out) {
-	for (int i = 0; i < strlen(out); ++i) {
+	for (uint32_t i = 0; i < strlen(out); ++i) {
 		serial_send(out[i]);
 	}
 }
diff --git a/kernel/core/syscall.c b/kernel/core/syscall.c
index 8d20c7bd..2e7e01f8 100644
--- a/kernel/core/syscall.c
+++ b/kernel/core/syscall.c
@@ -44,7 +44,7 @@ static int read(int fd, char * ptr, int len) {
 		IRQ_ON;
 		kgets(ptr, len);
 		IRQ_OFF;
-		if (strlen(ptr) < len) {
+		if (strlen(ptr) < (uint32_t)len) {
 			int j = strlen(ptr);
 			ptr[j] = '\n';
 			ptr[j+1] = '\0';
diff --git a/kernel/core/task.c b/kernel/core/task.c
index 18b810d8..3c1c3320 100644
--- a/kernel/core/task.c
+++ b/kernel/core/task.c
@@ -117,7 +117,7 @@ fork() {
 	new_task->heap   = current_task->heap;
 	new_task->heap_a = current_task->heap_a;
 	new_task->image_size = current_task->image_size;
-	for (uint32_t i = 0; i <= strlen(current_task->wd); ++i) {
+	for (uint32_t i = 0; i <= strlen((const char *)current_task->wd); ++i) {
 		new_task->wd[i] = current_task->wd[i];
 	}