forked from josch/mmdebstrap
unset TMPDIR in hooks because there is no value that works inside as well as outside the chroot
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0595c5c220
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1 changed files with 10 additions and 4 deletions
14
mmdebstrap
14
mmdebstrap
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@ -1212,10 +1212,16 @@ sub run_hooks {
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}
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my @env_opts = ();
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# There is no need to unset TMPDIR because we already have set it ourselves
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# to "$options->{root}/tmp" in run_setup(). This is to have a writable
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# TMPDIR even in unshare mode.
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#
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# At this point TMPDIR is set to "$options->{root}/tmp". This is to have a
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# writable TMPDIR even in unshare mode. But if TMPDIR is still set when
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# running hooks, then every hook script calling chroot, will have to wrap
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# that into an "env --unset=TMPDIR". To avoid this, we unset TMPDIR here.
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# If the hook script needs a writable TMPDIR, then it can always use /tmp
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# inside the chroot. This is also why we do not set a new MMDEBSTRAP_TMPDIR
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# environment variable.
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if (defined $ENV{TMPDIR} && $ENV{TMPDIR} ne "") {
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push @env_opts, '--unset=TMPDIR';
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}
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# The APT_CONFIG variable, if set, will confuse any manual calls to
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# apt-get. If you want to use the same config used by mmdebstrap, the
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# original value is stored in MMDEBSTRAP_APT_CONFIG.
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