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24482749
TS
1#! /bin/bash
2
3# extract-vsssdk-headers
4# Author: Paolo Bonzini <pbonzini@redhat.com>
5
6set -e
7if test $# != 1 || ! test -f "$1"; then
8 echo 'Usage: extract-vsssdk-headers /path/to/setup.exe' >&2
9 exit 1
10fi
11
12if ! command -v msiextract > /dev/null; then
13 echo 'msiextract not found. Please install msitools.' >&2
14 exit 1
15fi
16
17if test -e inc; then
18 echo '"inc" already exists.' >&2
19 exit 1
20fi
21
22# Extract .MSI file in the .exe, looking for the OLE compound
23# document signature. Extra data at the end does not matter.
24export LC_ALL=C
25MAGIC=$'\xd0\xcf\x11\xe0\xa1\xb1\x1a\xe1'
26offset=$(grep -abom1 "$MAGIC" "$1" | sed -n 's/:/\n/; P')
27tmpdir=$(mktemp -d)
28trap 'rm -fr -- "$tmpdir" vsssdk.msi' EXIT HUP INT QUIT ALRM TERM
29tail -c +$(($offset+1)) -- "$1" > vsssdk.msi
30
31# Now extract the files.
32msiextract -C $tmpdir vsssdk.msi
33mv "$tmpdir/Program Files/Microsoft/VSSSDK72/inc" inc
34echo 'Extracted SDK headers into "inc" directory.'
35exit 0