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author | Jaroslav Lichtblau | 2014-11-28 20:17:14 +0100 |
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committer | Jaroslav Lichtblau | 2014-11-28 20:17:14 +0100 |
commit | 47797ff397b05ab3dff9ec3610b1f048d5f30c50 (patch) | |
tree | fd39c0f92da42413fcdba061a4a3e06b6e2d36cc /pkgextract.sh | |
download | aur-47797ff397b05ab3dff9ec3610b1f048d5f30c50.tar.gz |
Initial PKGBUILD status as of 28.11.2014
Diffstat (limited to 'pkgextract.sh')
-rwxr-xr-x | pkgextract.sh | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/pkgextract.sh b/pkgextract.sh new file mode 100755 index 000000000000..5504ae4022c7 --- /dev/null +++ b/pkgextract.sh @@ -0,0 +1,43 @@ +#!/bin/sh +extract_rpm () +{ + RPM=$1 + leadsize=96 + o=`expr $leadsize + 8` + set `od -j $o -N 8 -t u1 $pkg` + il=`expr 256 \* \( 256 \* \( 256 \* $2 + $3 \) + $4 \) + $5` + dl=`expr 256 \* \( 256 \* \( 256 \* $6 + $7 \) + $8 \) + $9` + + sigsize=`expr 8 + 16 \* $il + $dl` + o=`expr $o + $sigsize + \( 8 - \( $sigsize \% 8 \) \) \% 8 + 8` + set `od -j $o -N 8 -t u1 $pkg` + il=`expr 256 \* \( 256 \* \( 256 \* $2 + $3 \) + $4 \) + $5` + dl=`expr 256 \* \( 256 \* \( 256 \* $6 + $7 \) + $8 \) + $9` + hdrsize=`expr 8 + 16 \* $il + $dl` + o=`expr $o + $hdrsize` + dd if=$pkg ibs=$o skip=1 2>/dev/null | bsdtar -xf - +} +extract_deb () +{ + DEB=$1 + bsdtar -xf ${DEB} data.tar.gz + bsdtar -xf data.tar.gz + rm data.tar.gz +} +pkg=$1 +if [ "$pkg" = "" -o ! -e "$pkg" ]; then + echo "no package supplied" 1>&2 + exit 1 +fi +ext=`echo $pkg | awk -F. '{ print $NF }'` +case "$ext" in + rpm|RPM) + extract_rpm $pkg + ;; + deb|DEB) + extract_deb $pkg + ;; + *) + echo "Unknown package type: $pkg" + exit 1 + esac |