From: Yann Collet <cyan@fb.com>
Date: Sun, 16 May 2021 06:09:42 +0000 (-0700)
Subject: improve tar compatibility
X-Git-Tag: v1.5.1~1^2~170^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F2660%2Fhead;p=thirdparty%2Fzstd.git

improve tar compatibility

This patch is supposed to improve compatibility with less featured tar variants
"when the tar program used does not support historical options (without hyphen) nor the '-z' option."

Patch proposed by Antonio Diaz Diaz
---

diff --git a/tests/playTests.sh b/tests/playTests.sh
index fa748c0cf..f57f61f3d 100755
--- a/tests/playTests.sh
+++ b/tests/playTests.sh
@@ -1285,7 +1285,7 @@ println "\n===>  tar extension tests "
 rm -f tmp tmp.tar tmp.tzst tmp.tgz tmp.txz tmp.tlz4 tmp1.zstd
 
 datagen > tmp
-tar cf tmp.tar tmp
+tar -cf tmp.tar tmp
 zstd tmp.tar -o tmp.tzst
 rm -f tmp.tar
 zstd -d tmp.tzst
@@ -1293,21 +1293,21 @@ zstd -d tmp.tzst
 rm -f tmp.tar tmp.tzst
 
 if [ $GZIPMODE -eq 1 ]; then
-    tar czf tmp.tgz tmp
+    tar -c tmp | gzip > tmp.tgz
     zstd -d tmp.tgz
     [ -e tmp.tar ] || die ".tgz failed to decompress to .tar!"
     rm -f tmp.tar tmp.tgz
 fi
 
 if [ $LZMAMODE -eq 1 ]; then
-    tar c tmp | zstd --format=xz > tmp.txz
+    tar -c tmp | zstd --format=xz > tmp.txz
     zstd -d tmp.txz
     [ -e tmp.tar ] || die ".txz failed to decompress to .tar!"
     rm -f tmp.tar tmp.txz
 fi
 
 if [ $LZ4MODE -eq 1 ]; then
-    tar c tmp | zstd --format=lz4 > tmp.tlz4
+    tar -c tmp | zstd --format=lz4 > tmp.tlz4
     zstd -d tmp.tlz4
     [ -e tmp.tar ] || die ".tlz4 failed to decompress to .tar!"
     rm -f tmp.tar tmp.tlz4