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scripts/functions: extract: portable call for old and defective tars

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Instead of using -J, --lzma, --use-compress-program or the like
use <compressor> -dc <file> | tar -f -

Signed-off-by: Titus von Boxberg <titus@v9g.de>
(transplanted from 49af7802dcd538ec3cb64337030b03ac2c6344d2)
This commit is contained in:
Titus von Boxberg 2011-11-22 10:08:10 +01:00
parent 02fb9df45a
commit 421c524532
1 changed files with 6 additions and 6 deletions
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12
scripts/functions
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@ -761,15 +761,15 @@ CT_Extract() {
# - so, if we get an lzma tarball, and either 'xz' or 'lzma' is
# missing, we can assume the other is available
if [ "${CT_CONFIGURE_has_lzma}" = "y" ]; then
lzma_prog=lzma
lzma_prog="lzma -fdc"
else
lzma_prog=xz
lzma_prog="xz -fdc"
fi
case "${ext}" in
.tar.xz) CT_DoExecLog FILE tar "${tar_opts[@]}" --use-compress-program=xz -f "${full_file}";;
.tar.lzma) CT_DoExecLog FILE tar "${tar_opts[@]}" --use-compress-program="${lzma_prog}" -f "${full_file}";;
.tar.bz2) CT_DoExecLog FILE tar "${tar_opts[@]}" -j -f "${full_file}";;
.tar.gz|.tgz) CT_DoExecLog FILE tar "${tar_opts[@]}" -z -f "${full_file}";;
.tar.xz) xz -fdc "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
.tar.lzma) ${lzma_prog} "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
.tar.bz2) bzip2 -dc "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
.tar.gz|.tgz) gzip -dc "${full_file}" | CT_DoExecLog FILE tar "${tar_opts[@]}" -f -;;
.tar) CT_DoExecLog FILE tar "${tar_opts[@]}" -f "${full_file}";;
/.git) CT_ExtractGit "${basename}" "${@}";;
*) CT_DoLog WARN "Don't know how to handle '${basename}${ext}': unknown extension"