Am 16.03.2012 22:11, schrieb Daniel Drake: > "export -n" is a bash extension, not part of POSIX, and is hence > incompatible with the busybox shell. > > This was breaking boot when the busybox module was used. > > Reimplement the scope change in a few lines of standard shell code. > --- > modules.d/99base/init.sh | 9 ++++++++- > 1 files changed, 8 insertions(+), 1 deletions(-) > > diff --git a/modules.d/99base/init.sh b/modules.d/99base/init.sh > index 5d51c9d..f599fae 100755 > --- a/modules.d/99base/init.sh > +++ b/modules.d/99base/init.sh > @@ -263,8 +263,15 @@ else > udevadm info --cleanup-db > fi > > +# Retain the values of these variables but ensure that they are unexported > +# This is a POSIX-compliant equivalent of bash's "export -n" > +for var in root rflags fstype netroot NEWROOT; do > + eval tmp=\$$var > + unset $var > + [ -n "$tmp" ] && eval $var=\"$tmp\" > +done > + > export RD_TIMESTAMP > -export -n root rflags fstype netroot NEWROOT > set +x # Turn off debugging for this section > # Clean up the environment > for i in $(export -p); do
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