/usr/lib/R/site-library/lubridate/cctz.sh is in r-cran-lubridate 1.7.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | #!/bin/bash
cctz=../src/cctz/
rm -rf $cctz
mkdir $cctz
git clone https://github.com/google/cctz.git cctz_tmp
cp -r cctz_tmp/include $cctz/include
LIBCCTZ="tzfile time_zone_fixed time_zone_if time_zone_impl time_zone_info time_zone_libc time_zone_lookup time_zone_posix"
mkdir $cctz/src/
for f in $LIBCCTZ
do
cp ./cctz_tmp/src/$f* $cctz/src/
done
rm -rf cctz_tmp
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