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| author | Patrick Williams <patrick@stwcx.xyz> | 2016-08-17 14:31:25 -0500 |
|---|---|---|
| committer | Patrick Williams <patrick@stwcx.xyz> | 2016-08-22 16:43:26 +0000 |
| commit | 60f9d69e016b11c468c98ea75ba0a60c44afbbc4 (patch) | |
| tree | ecb49581a9e41a37943c22cd9ef3f63451b20ee7 /import-layers/yocto-poky/scripts/rpm2cpio.sh | |
| parent | e18c61205e0234b03697129c20cc69c9b3940efc (diff) | |
| download | talos-openbmc-60f9d69e016b11c468c98ea75ba0a60c44afbbc4.tar.gz talos-openbmc-60f9d69e016b11c468c98ea75ba0a60c44afbbc4.zip | |
yocto-poky: Move to import-layers subdir
We are going to import additional layers, so create a subdir to
hold all of the layers that we import with git-subtree.
Change-Id: I6f732153a22be8ca663035c518837e3cc5ec0799
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Diffstat (limited to 'import-layers/yocto-poky/scripts/rpm2cpio.sh')
| -rwxr-xr-x | import-layers/yocto-poky/scripts/rpm2cpio.sh | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/import-layers/yocto-poky/scripts/rpm2cpio.sh b/import-layers/yocto-poky/scripts/rpm2cpio.sh new file mode 100755 index 000000000..5df8c0f70 --- /dev/null +++ b/import-layers/yocto-poky/scripts/rpm2cpio.sh @@ -0,0 +1,53 @@ +#!/bin/sh + +# This comes from the RPM5 5.4.0 distribution. + +pkg=$1 +if [ "$pkg" = "" -o ! -e "$pkg" ]; then + echo "no package supplied" 1>&2 + exit 1 +fi + +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` +# echo "sig il: $il dl: $dl" + +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` +# echo "hdr il: $il dl: $dl" + +hdrsize=`expr 8 + 16 \* $il + $dl` +o=`expr $o + $hdrsize` +EXTRACTOR="dd if=$pkg ibs=$o skip=1" + +COMPRESSION=`($EXTRACTOR |file -) 2>/dev/null` +if echo $COMPRESSION |grep -iq gzip; then + DECOMPRESSOR=gunzip +elif echo $COMPRESSION |grep -iq bzip2; then + DECOMPRESSOR=bunzip2 +elif echo $COMPRESSION |grep -iq xz; then + DECOMPRESSOR=unxz +elif echo $COMPRESSION |grep -iq cpio; then + DECOMPRESSOR=cat +else + # Most versions of file don't support LZMA, therefore we assume + # anything not detected is LZMA + DECOMPRESSOR=`which unlzma 2>/dev/null` + case "$DECOMPRESSOR" in + /* ) ;; + * ) DECOMPRESSOR=`which lzmash 2>/dev/null` + case "$DECOMPRESSOR" in + /* ) DECOMPRESSOR="lzmash -d -c" ;; + * ) DECOMPRESSOR=cat ;; + esac + ;; + esac +fi + +$EXTRACTOR 2>/dev/null | $DECOMPRESSOR |
