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#!/bin/sh
#
# A post-install script for AstroConda IRAF packages (to update extern.pkg),
# which gets executed automatically when doing "conda install", but can also be
# run by users to restore broken definitions.
script_dir=`dirname "$0"`
st=1
unset name
while [ -n "$1" ]; do
case "$1" in
-h)
st=0; break
;;
-*)
st=1; break
;;
*)
if [ -n "$name" ]; then
st=1
else
st=""; name="$1"
fi
;;
esac
shift
done
if [ -n "$st" ]; then
echo "Usage: `basename "$0"` NAME (normally invoked by \"conda install\")"
exit $st
fi
# If the shell environment isn't configured by "conda install" as expected, try
# falling back to Anaconda's run-time path variables to support user invocation.
if [ -z "$PREFIX" ]; then
if [ -n "$CONDA_PREFIX" ]; then
export PREFIX="$CONDA_PREFIX" # new convention
elif [ -n "$CONDA_ENV_PATH" ]; then
export PREFIX="$CONDA_ENV_PATH" # old convention
else
echo "ERROR: conda environment not configured (source activate?)" >&2
exit 1
fi
inst=0 # report success to user
else
inst=1 # report success to "conda install" via hidden file convention
fi
if [ ! -d "$PREFIX" -o ! -w "$PREFIX" ]; then
echo "ERROR: cannot write to directory $PREFIX" >&2
exit 1
fi
# The Python script for updating extern.pkg must be invoked as follows because
# (if directly executable) conda insists on changing its interpreter path to
# one in the env that may not exist, since IRAF packages do not require python
# :-(. The conda build docs also explicitly disallow post-install scripts from
# depending on other packages. Both the LSB and MacOS define Python in /usr/bin
# as standard, avoiding any dependence on the state of the installation.
if /usr/bin/python "$script_dir/ac_update_extern_pkg" "$PREFIX" "$name"; then
if [ $inst = 1 ]; then
echo "Updated extern.pkg file" >> "$PREFIX/.messages.txt"
else
echo "Updated extern.pkg file"
fi
else
echo "ERROR: failed to update extern.pkg" >&2
exit 1
fi
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