From: relan <relan@users.noreply.github.com>
Date: Thu, 26 Mar 2015 08:16:24 +0000 (+0300)
Subject: Move off_t size check from build script to code.
X-Git-Tag: android-x86-6.0-r1~37
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=4b2d73e1b017f629d0c55f917671dc8bd6333841;p=android-x86%2Fexternal-exfat.git

Move off_t size check from build script to code.

Make this check independent from a build system.
---

diff --git a/SConstruct b/SConstruct
index 6fadd8c..9715edf 100644
--- a/SConstruct
+++ b/SConstruct
@@ -88,13 +88,6 @@ if not env.GetOption('clean'):
 '''
 		Exit(1)
 
-	if not conf.CheckTypeSize('off_t', '#include <sys/types.h>', 'C', 8):
-		print '''
-	The size of off_t type must be 64 bits. File systems larger than
-	2 GB will be corrupted with 32-bit off_t.
-'''
-		Exit(1)
-
 	env = conf.Finish()
 
 
diff --git a/libexfat/exfat.h b/libexfat/exfat.h
index 2a881e4..6d9bcf1 100644
--- a/libexfat/exfat.h
+++ b/libexfat/exfat.h
@@ -61,6 +61,10 @@
 #define BMAP_CLR(bitmap, index) \
 	((bitmap)[BMAP_BLOCK(index)] &= ~BMAP_MASK(index))
 
+/* The size of off_t type must be 64 bits. File systems larger than 2 GB will
+   be corrupted with 32-bit off_t. */
+STATIC_ASSERT(sizeof(off_t) == 8);
+
 struct exfat_node
 {
 	struct exfat_node* parent;