On 05/21/13 17:33, Tomoki Sekiyama wrote: > VSS SDK(*) setup.exe is only runnable on Windows. This adds a script > to extract VSS SDK headers on POSIX-systems using msitools. > > * http://www.microsoft.com/en-us/download/details.aspx?id=23490 > > From: Paolo Bonzini <pbonz...@redhat.com> > Signed-off-by: Tomoki Sekiyama <tomoki.sekiy...@hds.com> > --- > scripts/extract-vsssdk-headers | 25 +++++++++++++++++++++++++ > 1 file changed, 25 insertions(+) > create mode 100755 scripts/extract-vsssdk-headers > > diff --git a/scripts/extract-vsssdk-headers b/scripts/extract-vsssdk-headers > new file mode 100755 > index 0000000..5877137 > --- /dev/null > +++ b/scripts/extract-vsssdk-headers > @@ -0,0 +1,25 @@ > +#! /bin/bash > + > +# extract-vsssdk-headers > +# Author: Paolo Bonzini <pbonz...@redhat.com> > + > +set -e > +if test $# = 0 || ! test -f "$1"; then > + echo 'Usage: extract-vsssdk-headers /path/to/setup.exe' > + exit 1 > +fi
Error message to >&2 ? (Would not be worth a repost but you're already doing one...) > + > +# Extract .MSI file in the .exe, looking for the OLE compound > +# document signature. Extra data at the end does not matter. > +export LC_ALL=C > +MAGIC=$'\xd0\xcf\x11\xe0\xa1\xb1\x1a\xe1' Can't help mentioning the following portable (alas, octal) equivalent :) MAGIC=$(printf '%b' '\0320\0317\0021\0340\0241\0261\0032\0341') <http://pubs.opengroup.org/onlinepubs/9699919799/utilities/printf.html#tag_20_94> > +offset=`grep -abom1 "$MAGIC" "$1" | sed -n 's/:/\n/; P' ` Of these grep options, none are portable, hence I'm supposing dependency on GNU grep. In that case, see (*). > +(dd of=/dev/null skip=$offset bs=1 count=0; cat) < "$1" > vsssdk.msi In place of dd for seeking + cat, suggest tail -c +$((offset+1)) -- "$1" <http://pubs.opengroup.org/onlinepubs/9699919799/utilities/tail.html> > + > +# Now extract the files. > +tmpdir=tmp$$ > +mkdir $tmpdir > +msiextract -C $tmpdir vsssdk.msi > +mv "$tmpdir/Program Files/Microsoft/VSSSDK72/inc" inc > +rm -rf $tmpdir vsssdk.msi > +exit 0 (*) Since we rely on GNU utilities anyway, I propose the mktemp utility ("Written by Jim Meyering and Eric Blake", heh) from GNU coreutils: tmpdir=$(mktemp -d) Feel free to ignore any of the above, of course :) Thanks, Laszlo
