mirror of
https://github.com/termux/termux-packages.git
synced 2024-11-23 13:46:16 +00:00
e1990dac8b
Look for LICEN{C,S}E-MIT files for packages using the MIT license.
Fixes the build failures for at least `fselect`, `nerdfix` and `tokei` as
observed in #21130.
105 lines
4.3 KiB
Bash
105 lines
4.3 KiB
Bash
# shellcheck shell=bash
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termux_step_install_license() {
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[[ "$TERMUX_PKG_METAPACKAGE" == 'true' ]] && return
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mkdir -p "$TERMUX_PREFIX/share/doc/$TERMUX_PKG_NAME"
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local LICENSE COUNTER=0
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# Was a license file specified?
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if [[ -n "${TERMUX_PKG_LICENSE_FILE}" ]]; then
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COUNTER=1
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local LICENSE_FILEPATH
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local -A INSTALLED_LICENSES=()
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while read -r LICENSE; do
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# Skip empty lines
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[[ -z "${LICENSE}" ]] && continue
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# Check that the license file exists in the source files
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[[ -f "$TERMUX_PKG_SRCDIR/$LICENSE" ]] || {
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termux_error_exit "$TERMUX_PKG_SRCDIR/$LICENSE does not exist"
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}
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LICENSE_FILEPATH="$(basename "$LICENSE")"
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if [[ -n ${INSTALLED_LICENSES[${LICENSE_FILEPATH}]:-} ]]; then
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# We have already installed a license file named $(basename $LICENSE) so add a suffix to it
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TARGET="$TERMUX_PREFIX/share/doc/${TERMUX_PKG_NAME}/${LICENSE_FILEPATH}.$((COUNTER++))"
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else
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TARGET="$TERMUX_PREFIX/share/doc/${TERMUX_PKG_NAME}/${LICENSE_FILEPATH}"
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# shellcheck disable=SC2190 # this is a valid way to assign key value pairs
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INSTALLED_LICENSES+=("${LICENSE_FILEPATH}" 'already installed')
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fi
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cp -f "${TERMUX_PKG_SRCDIR}/${LICENSE}" "$TARGET"
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done <<< "${TERMUX_PKG_LICENSE_FILE//,/$'\n'}"
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else # If a license file wasn't specified, find the one we need
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local TO_LICENSE # link target for generic licenses
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local FROM_SOURCES=0 # flag to check if we've included licenses from the source files yet
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local COMMON_LICENSE_FILES=( # search list for licenses with copyright information
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'COPYING' 'Copyright.txt'
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'copyright' 'Copyright' 'COPYRIGHT'
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'licence' 'Licence' 'LICENCE' # spelled with 'C'
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'license' 'License' 'LICENSE' # spelled with 'S'
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'license.txt' 'License.txt'
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'LICENSE.txt' 'LICENSE.TXT'
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'license.md' 'LICENSE.md'
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)
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# Parse the license(s)
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while read -r LICENSE; do
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# Skip empty lines
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[[ -z "${LICENSE}" ]] && continue
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case "$LICENSE" in
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# These licenses contain copyright information,
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# so we cannot use a generic license file
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'BSD'|'BSD 2-Clause'|'BSD 3-Clause'|'BSD Simplified'\
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|'curl'|'HPND'|'ISC'|'Libpng'|'MIT'|'Openfont-1.1'\
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|'PythonPL'|'X11'|'ZLIB')
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# We only want to include the license files from the source files once
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if (( ! FROM_SOURCES )); then
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local FILE
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local EXTRA_LICENSE_FILES=("LICENCE-${LICENSE// /-}" "LICENSE-${LICENSE// /-}")
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# Find the license file(s) in the source files
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for FILE in "${COMMON_LICENSE_FILES[@]}" "${EXTRA_LICENSE_FILES[@]}"; do
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[[ -f "$TERMUX_PKG_SRCDIR/$FILE" ]] && {
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if (( COUNTER )); then
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cp -f "${TERMUX_PKG_SRCDIR}/$FILE" "${TERMUX_PREFIX}/share/doc/${TERMUX_PKG_NAME}/copyright.${COUNTER}"
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else
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cp -f "${TERMUX_PKG_SRCDIR}/$FILE" "${TERMUX_PREFIX}/share/doc/${TERMUX_PKG_NAME}/copyright"
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fi
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(( ++COUNTER, ++FROM_SOURCES ))
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}
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done
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# If we have not found any licenses after searching, that's an error.
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if (( ! FROM_SOURCES )); then
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termux_error_exit "${TERMUX_PKG_NAME}: Could not find a license file for $LICENSE in the package sources"
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fi
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fi
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;;
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*) # For the rest we can use a link to the generic license file
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[[ -f "$TERMUX_SCRIPTDIR/packages/termux-licenses/LICENSES/${LICENSE}.txt" ]] || {
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# If we get here, no license file could be found
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termux_error_exit "${TERMUX_PKG_NAME}: Could not find a license file for $LICENSE in packages/termux-licenses"
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}
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# the link target depends on the libc being used
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case "$TERMUX_PACKAGE_LIBRARY" in
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'bionic') TO_LICENSE="../../LICENSES/${LICENSE}.txt";;
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'glibc') TO_LICENSE="../../../../share/LICENSES/${LICENSE}.txt";;
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*) termux_error_exit "'$TERMUX_PACKAGE_LIBRARY' is not a supported libc";;
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esac
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if (( COUNTER )); then
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ln -sf "$TO_LICENSE" "$TERMUX_PREFIX/share/doc/$TERMUX_PKG_NAME/copyright.${COUNTER}"
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else
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ln -sf "$TO_LICENSE" "$TERMUX_PREFIX/share/doc/$TERMUX_PKG_NAME/copyright"
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fi
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(( ++COUNTER ))
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;;
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esac
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done <<< "${TERMUX_PKG_LICENSE//,/$'\n'}"
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local license_files
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license_files="$(find -L "$TERMUX_PREFIX/share/doc/$TERMUX_PKG_NAME" -maxdepth 1 \( -type f -o -type l \) -name "copyright*")"
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[[ -n "$license_files" ]] || {
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termux_error_exit "No LICENSE file was installed for $TERMUX_PKG_NAME"
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}
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fi
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return 0
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}
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