From f084b653835940c749d4fc92a610e861a6644aa2 Mon Sep 17 00:00:00 2001
From: Przemyslaw Skibinski <inikep@gmail.com>
Date: Wed, 21 Dec 2016 17:13:38 +0100
Subject: test Large File support for Mac OS-X in 32-bits mode

---
 .travis.yml      |  4 +++-
 programs/bench.c |  8 ++++++++
 programs/lz4io.c | 13 +++++++++++--
 tests/Makefile   |  2 +-
 4 files changed, 23 insertions(+), 4 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index e3f476b..dc61505 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,7 +4,9 @@ matrix:
   include:
     # OS X Mavericks
     - os: osx
-      env: Ubu=OS_X_Mavericks Cmd='make -C tests test-lz4 CC=clang MOREFLAGS="-Werror -Wconversion -Wno-sign-conversion"' COMPILER=clang
+      install:
+        - export CC=clang
+      env: Ubu=OS_X_Mavericks Cmd='make -C tests test-lz4 MOREFLAGS="-Werror -Wconversion -Wno-sign-conversion" && CFLAGS=-m32 make -C tests clean test-lz4-contentSize' COMPILER=clang
 
     # Container-based 12.04 LTS Server Edition 64 bit (doesn't support 32-bit includes)
     - os: linux
diff --git a/programs/bench.c b/programs/bench.c
index f077b42..01e610c 100644
--- a/programs/bench.c
+++ b/programs/bench.c
@@ -24,6 +24,14 @@
 */
 
 
+/*-************************************
+*  Compiler options
+**************************************/
+#ifdef _MSC_VER    /* Visual Studio */
+#  pragma warning(disable : 4127)    /* disable: C4127: conditional expression is constant */
+#endif
+
+
 /* *************************************
 *  Includes
 ***************************************/
diff --git a/programs/lz4io.c b/programs/lz4io.c
index 36498b2..3d69a6e 100644
--- a/programs/lz4io.c
+++ b/programs/lz4io.c
@@ -31,10 +31,17 @@
 */
 
 
+/*-************************************
+*  Compiler options
+**************************************/
+#ifdef _MSC_VER    /* Visual Studio */
+#  pragma warning(disable : 4127)    /* disable: C4127: conditional expression is constant */
+#endif
 #if defined(__MINGW32__) && !defined(_POSIX_SOURCE)
 #  define _POSIX_SOURCE 1          /* disable %llu warnings with MinGW on Windows */
 #endif
 
+
 /*****************************
 *  Includes
 *****************************/
@@ -644,8 +651,10 @@ static unsigned LZ4IO_fwriteSparse(FILE* file, const void* buffer, size_t buffer
         storedSkips += (unsigned)(nb0T * sizeT);
 
         if (nb0T != seg0SizeT) {   /* not all 0s */
-            int const seekResult = fseek(file, storedSkips, SEEK_CUR);
-            if (seekResult) EXM_THROW(72, "Sparse skip error ; try --no-sparse");
+            errno = 0;
+            {   int const seekResult = fseek(file, storedSkips, SEEK_CUR);
+                if (seekResult) EXM_THROW(72, "Sparse skip error(%d): %s ; try --no-sparse", (int)errno, strerror(errno));
+            }
             storedSkips = 0;
             seg0SizeT -= nb0T;
             ptrT += nb0T;
diff --git a/tests/Makefile b/tests/Makefile
index 3e39608..b63493d 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -173,7 +173,7 @@ test-lz4-contentSize: lz4 datagen
 	$(LZ4) -v --content-size tmp | $(LZ4) -d > tmp2
 	diff -s tmp tmp2
 	# test large size [2-4] GB
-	@./datagen -g3G -P100 | $(LZ4) --verbose | $(LZ4) --decompress --force --sparse - tmp
+	@./datagen -g3G -P100 | $(LZ4) -vv | $(LZ4) --decompress --force --sparse - tmp
 	@ls -ls tmp
 	@./datagen -g3G -P100 | $(LZ4) --quiet --content-size | $(LZ4) --verbose --decompress --force --sparse - tmp2
 	@ls -ls tmp2
-- 
cgit v0.12