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#!/usr/bin/env bash
# generate the checksec file from the src directory
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" &> /dev/null && pwd)"
REPO_ROOT="$(cd "${SCRIPT_DIR}" && git rev-parse --show-toplevel)"
cd "${REPO_ROOT}" || {
echo "error: directory does not exist"
exit 1
}
generated_file="${REPO_ROOT}/checksec"
# add shebang line and edit line
cat << 'EOF' > "${generated_file}"
#!/usr/bin/env bash
# Do not edit this file directly, this file is generated from the files
# in the src directory. Any updates to this file will be overwritten when generated
# sanitize the environment before run
[[ "$(env | /bin/sed -r -e '/^(PWD|SHLVL|_)=/d')" ]] && exec -c "$0" "$@"
EOF
# add the header
sed -e '1,3d' "${REPO_ROOT}"/src/header.sh >> "${generated_file}"
# add the license
echo -ne "\n" >> "${generated_file}"
sed 's/^/# /' "${REPO_ROOT}"/LICENSE.txt >> "${generated_file}"
# add the core file
sed -e '1,3d' "${REPO_ROOT}"/src/core.sh >> "${generated_file}"
# join all function files together in the middle
while read -r file; do
# remove the first 3 lines of each source file
# shebang line is included to properly shellcheck and format
sed -e '1,3d' "${file}" >> "${generated_file}"
done < <(find "${REPO_ROOT}"/src/functions -type f -iname "*.sh" | sort)
# add the footer
sed -e '1,3d' "${REPO_ROOT}"/src/footer.sh >> "${generated_file}"
# make it executable
chmod 755 "${generated_file}"
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