From 9bd2d0857cdc6375ad7570516f064eb264530378 Mon Sep 17 00:00:00 2001
From: Mathis Rosenhauer <rosenhauer@dkrz.de>
Date: Fri, 19 Aug 2016 09:49:58 +0200
Subject: OS X and clang fixes

---
 src/decode.c        |  5 ++++-
 tests/bdec.sh       |  2 +-
 tests/benc.sh       |  2 +-
 tests/sampledata.sh | 10 +++++++---
 4 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/src/decode.c b/src/decode.c
index 4efbee3..886228b 100644
--- a/src/decode.c
+++ b/src/decode.c
@@ -322,7 +322,10 @@ static inline uint32_t direct_get_fs(struct aec_stream *strm)
         state->bitp = 56;
     }
 
-#if HAVE_DECL___BUILTIN_CLZLL
+#ifndef __has_builtin
+#define __has_builtin(x) 0  /* Compatibility with non-clang compilers. */
+#endif
+#if HAVE_DECL___BUILTIN_CLZLL || __has_builtin(__builtin_clzll)
     i = 63 - __builtin_clzll(state->acc);
 #elif HAVE_BSR64
     _BitScanReverse64(&i, state->acc);
diff --git a/tests/bdec.sh b/tests/bdec.sh
index a47fe49..99d7136 100755
--- a/tests/bdec.sh
+++ b/tests/bdec.sh
@@ -8,7 +8,7 @@ if [ ! -f bench.rz ]; then
     "${path}"/benc.sh
 fi
 rm -f dec.dat
-bsize=$(stat -c "%s" bench.dat)
+bsize=$(wc -c bench.dat | awk '{print $1}')
 utime=$(../src/utime $AEC -d -n16 -j64 -r256 -m bench.rz dec.dat 2>&1)
 perf=$(echo "$bsize/1048576/$utime" | bc)
 echo "*** Decoding with $perf MiB/s user time ***"
diff --git a/tests/benc.sh b/tests/benc.sh
index 0d20aa3..5ca7ae3 100755
--- a/tests/benc.sh
+++ b/tests/benc.sh
@@ -23,6 +23,6 @@ if [ ! -f  bench.dat ]; then
 fi
 rm -f bench.rz
 utime=$(../src/utime $AEC -n16 -j64 -r256 -m bench.dat bench.rz 2>&1)
-bsize=$(stat -c "%s" bench.dat)
+bsize=$(wc -c bench.dat | awk '{print $1}')
 perf=$(echo "$bsize/1048576/$utime" | bc)
 echo "*** Encoding with $perf MiB/s user time ***"
diff --git a/tests/sampledata.sh b/tests/sampledata.sh
index 4cacde7..988b7e1 100755
--- a/tests/sampledata.sh
+++ b/tests/sampledata.sh
@@ -19,9 +19,13 @@ if [ ! -f $archive ]; then
 fi
 unzip -oq $archive
 
+filesize () {
+    wc -c $1 | awk '{print $1}'
+}
+
 decode () {
     $AEC -d $3 $1 test.dat
-    cmp -n $(stat -c "%s" $2) $2 test.dat
+    cmp -n $(filesize $2) $2 test.dat
 }
 
 code () {
@@ -31,7 +35,7 @@ code () {
 
 code_size () {
     $AEC $3 $2 test.rz
-    if [ ! $(stat -c "%s" test.rz) -eq $(stat -c "%s" $1) ]; then
+    if [ ! $(filesize test.rz) -eq $(filesize $1) ]; then
         echo "$1 size mismatch"
         exit 1
     fi
@@ -48,7 +52,7 @@ cosdec () {
 }
 
 echo All Options
-ln -f ${ALLO}/test_P512n22.dat ${ALLO}/test_p512n22.dat
+mv -f ${ALLO}/test_P512n22.dat ${ALLO}/test_p512n22.dat
 for i in 01 02 03 04
 do
     uf=$ALLO/test_p256n${i}.dat
-- 
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