From 468beb1305b342b1d13bfce140cc700edbee4303 Mon Sep 17 00:00:00 2001
From: patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>
Date: Sun, 25 Mar 2007 13:16:27 +0000
Subject: [PATCH] Makefile would sometimes create spurious links

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@145 42af7a65-404d-4744-a932-0658087f49c3
---
 Makefile | 10 +++++++++-
 TODO     | 13 +++++--------
 2 files changed, 14 insertions(+), 9 deletions(-)

diff --git a/Makefile b/Makefile
index 73a6f0a310..e41e9cbb15 100644
--- a/Makefile
+++ b/Makefile
@@ -58,7 +58,15 @@ include/nuttx/config.h: $(TOPDIR)/.config tools/mkconfig
 	tools/mkconfig $(TOPDIR) > include/nuttx/config.h
 
 include/arch: include/nuttx/config.h
-	ln -sf $(TOPDIR)/$(ARCH_DIR)/include include/arch
+	@if [ -e include/arch ]; then \
+		if [ -h include/arch ]; then \
+			rm -f include/arch ; \
+		else \
+			echo "include/arch exists but is not a symbolic link" ; \
+			exit 1 ; \
+		fi ; \
+	fi
+	@ln -s $(TOPDIR)/$(ARCH_DIR)/include include/arch
 
 context: check_context include/nuttx/config.h include/arch
 
diff --git a/TODO b/TODO
index 597d27bd86..cd6e9b85ee 100644
--- a/TODO
+++ b/TODO
@@ -13,17 +13,16 @@ Task/Scheduler
 - Make the system timer frequency configurable via defconfig.  See:
    _POSIX_CLOCKRES_MIN in limits.h
    CLK_TCK in time.h
-   Definitions in sched/clock_internal.h
+   MSEC_PER_TICK in sched/clock_internal.h
 - Consider implementing wait, waitpid, waitid.  At present, a parent has
   no information about child tasks.
 
 o Memory Managment
 - Add an option to free all memory allocated by a task when the task exits.
-  This may not be worth the overhead for a deeply embedded system.
+  This is probably not be worth the overhead for a deeply embedded system.
 
 o Signals
-- 'Standard' signals and signal actions are not supported.  Does this
-  make since in a deeply embedded system?
+- 'Standard' signals and signal actions are not supported.
 
 o pthreads
 - pthread_cancel():  Should implemenent cancellation points and pthread_testcancel()
@@ -40,7 +39,6 @@ o Libraries
   Apparently printf has some thread safety issues.
 
 o File system
-- This probabaly needs some rethinking.
 - Add some concept like mount points to handle mounted "real" filesystems.
 
 o Console Output
@@ -50,12 +48,13 @@ o Documentation
 - Document filesystem, library
 
 o Build system
-- Something leaves garbage link 'include' in arch/*/include
 
 o Applications & Tests
 
 o C5471
 
+o DM320
+
 o pjrc-8052 / MCS51
 * Current status:
   - Basic OS task management seems OK
@@ -73,5 +72,3 @@ o pjrc-8052 / MCS51
   clock_initialize.c at line 107
   pthread_create.c at 330
   sighand.c at 225 and 244
-
-o DM320