From b2964cad0ce00498ec4567eaae7c3db4da7ecbed Mon Sep 17 00:00:00 2001
From: Jens Arnold <amiconn@rockbox.org>
Date: Tue, 6 Sep 2005 18:03:50 +0000
Subject: For targets without an RTC, use the rockbox build date as the start
 date in the FAT driver. No more 2003-08-01 files.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7478 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/Makefile      |  3 ++-
 firmware/drivers/fat.c | 11 +++++++++--
 2 files changed, 11 insertions(+), 3 deletions(-)

(limited to 'firmware')

diff --git a/firmware/Makefile b/firmware/Makefile
index 8e9fad5848..1165c26975 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -9,7 +9,8 @@
 
 INCLUDES=-Iinclude -I$(FIRMDIR) -Iexport -Icommon -Idrivers -I$(BUILDDIR)
 
-CFLAGS = $(GCCOPTS) $(INCLUDES) $(TARGET) $(EXTRA_DEFINES) -DMEM=${MEMORYSIZE}
+CFLAGS = $(GCCOPTS) $(INCLUDES) $(TARGET) $(BUILDDATE) $(EXTRA_DEFINES) \
+ -DMEM=${MEMORYSIZE}
 
 # This sets up 'SRC' based on the files mentioned in SOURCES
 include $(TOOLSDIR)/makesrc.inc
diff --git a/firmware/drivers/fat.c b/firmware/drivers/fat.c
index c11a9f1247..7bb2645506 100644
--- a/firmware/drivers/fat.c
+++ b/firmware/drivers/fat.c
@@ -1059,8 +1059,15 @@ static void fat_time(unsigned short* date,
     {
         if (0 == *date)
         {
-            /* set to 1 August 2003 */
-            *date = ((2003 - 1980) << 9) | (8 << 5) | 1;
+/* Macros to convert a 2-digit string to a decimal constant. 
+   (YEAR), MONTH and DAY are set by the date command, which outputs
+   DAY as 00..31 and MONTH as 01..12. The leading zero would lead to
+   misinterpretation as an octal constant. */
+#define S100(x) 1 ## x
+#define C2DIG2DEC(x) (S100(x)-100)
+            /* set to build date */
+            *date = ((YEAR - 1980) << 9) | (C2DIG2DEC(MONTH) << 5) 
+                  | C2DIG2DEC(DAY);
         }
         else
         {
-- 
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