1 #! /bin/sh

     2 

     3 # XXX - this needs to run under fakeroot...

     4 

     5 exec 3>&1 1>&2

     6 

     7 real_dpkg_checkbuilddeps () {

     8   SBOX_REDIRECT_IGNORE=/usr/bin/perl /usr/bin/perl /usr/bin/dpkg-checkbuilddeps "$@"

     9 }

    10 

    11 finish () {

    12   if ! real_dpkg_checkbuilddeps; then

    13     echo "This package does not use any devkits."

    14     echo "Please install all build dependencies as real packages."

    15     echo >&3 FAIL

    16   fi

    17   exit 0

    18 }

    19 

    20 # The stamp file can not be in the source tree because then it would

    21 # end up in the source package, which is not what we want.  We put it

    22 # into /var/tmp so that it gets deleted when a new rootstrap is

    23 # extracted.

    24 

    25 STAMP=/var/tmp/SANITIZED.$(head debian/changelog | md5sum | cut -d' ' -f1)

    26 

    27 if [ -e $STAMP ]; then

    28   exit 0;

    29 fi

    30 

    31 # Only do permanent changes if this is BIFH

    32 

    33 echo "$USER" | grep -q 'bifh[0-9]' || finish

    34 

    35 # prevent bash from killing the system

    36 rm -f /var/lib/bash/provide-sh

    37 

    38 # clean ~/.texmf-var to avoid trouble with stale things hiding there.

    39 rm -rf ~/.texmf-var/

    40 

    41 pfx="dpkg-checkbuilddeps: Unmet build dependencies:"

    42 deps=`real_dpkg_checkbuilddeps 2>&1 | grep "^$pfx" | \

    43       sed -e "s/$pfx//" -e s'/([^)]*)//g' -e 's/|//'`

    44 deps="$deps build-essential automake autoconf libtool ed gawk diff dpkg-dev"

    45 for d in $deps; do

    46   echo apt-get "$@" install $d

    47   apt-get -o DPkg::Options::=--force-confold -q --force-yes --yes install $d

    48 done

    49 apt-get -o DPkg::Options::=--force-confold -q --force-yes --yes dist-upgrade

    50 

    51 # Make sure we get a fresh fakeroot installation

    52 

    53 # We can't seem to control the value of LD_PRELOAD well enough, so we

    54 # just copy the good version of libfakeroot over the bad one that

    55 # Scratchbox uses.  This will result in a good version of libfakeroot

    56 # talking to a bad version of faked, but that seems to work well

    57 # enough.  The protocol between the two is really simple and unlikely

    58 # to change even when new syscalls are wrapped.  And this is a

    59 # desperate hack anyway, so it's OK if there is blood all over the

    60 # floor from time to time.

    61 #

    62 # After we have overwritten libfakeroot, it no longer works with any

    63 # host binaries, such as the ones in /scratchbox/compilers/bin or

    64 # /scratchbox/tools/bin.  Thus, we must avoid running those when

    65 # fakerooted.

    66 #

    67 # We use "cp -l" here to avoid overwriting a library that is in use.

    68 #

    69 if [ "$(fakeroot -v)" = "fakeroot version 1.4.2" ]; then

    70   apt-get -q --force-yes --yes --reinstall install fakeroot

    71   cp -fl /usr/lib/libfakeroot/libfakeroot-sysv.so /usr/lib/libfakeroot-sysv/libfakeroot.so.0

    72   cp -fl /usr/lib/libfakeroot/libfakeroot-tcp.so /usr/lib/libfakeroot-tcp/libfakeroot.so.0

    73 else

    74   echo "We have $(fakeroot -v), hurray!"

    75 fi

    76 

    77 touch $STAMP

    78 

    79 finish