| #!/usr/bin/env bash |
| # |
| # Creates fake distro data files by taking the files in $1 and turning them into ones |
| # that appear to be ones from IANA release $2. The resulting files are placed beneath $3. |
| |
| REFERENCE_FILES_DIR=$1 |
| OUTPUT_IANA_RULES_VERSION=$2 |
| DISTRO_OUTPUT_DIR=$3 |
| |
| # Fail on error |
| set -e |
| |
| TZDATA_FILE=iana/tzdata |
| ICU_FILE=icu_overlay/icu_tzdata.dat |
| TZLOOKUP_FILE=android/tzlookup.xml |
| |
| INPUT_TZDATA_FILE=${REFERENCE_FILES_DIR}/${TZDATA_FILE} |
| INPUT_ICU_FILE=${REFERENCE_FILES_DIR}/${ICU_FILE} |
| INPUT_TZLOOKUP_FILE=${REFERENCE_FILES_DIR}/${TZLOOKUP_FILE} |
| |
| TZHEADER=$(head -n1 ${INPUT_TZDATA_FILE} | cut -c1-11) |
| INPUT_IANA_RULES_VERSION=${TZHEADER:6} |
| |
| OUTPUT_TZDATA_FILE=${DISTRO_OUTPUT_DIR}/${TZDATA_FILE} |
| OUTPUT_ICU_FILE=${DISTRO_OUTPUT_DIR}/${ICU_FILE} |
| OUTPUT_TZLOOKUP_FILE=${DISTRO_OUTPUT_DIR}/${TZLOOKUP_FILE} |
| |
| mkdir -p ${DISTRO_OUTPUT_DIR} |
| mkdir -p ${DISTRO_OUTPUT_DIR}/iana |
| mkdir -p ${DISTRO_OUTPUT_DIR}/icu_overlay |
| mkdir -p ${DISTRO_OUTPUT_DIR}/android |
| |
| # Create a new tzdata file. |
| sed "1s/^tzdata${INPUT_IANA_RULES_VERSION}/tzdata${OUTPUT_IANA_RULES_VERSION}/" ${INPUT_TZDATA_FILE} > ${OUTPUT_TZDATA_FILE} |
| |
| # Create new ICU file. |
| SEARCH=$(echo ${INPUT_IANA_RULES_VERSION} | sed "s/\(.\)/\1\\\x00/g") |
| REPLACE=$(echo ${OUTPUT_IANA_RULES_VERSION} | sed "s/\(.\)/\1\\\x00/g") |
| sed "s/$SEARCH/$REPLACE/" ${INPUT_ICU_FILE} > ${OUTPUT_ICU_FILE} |
| |
| # Copy the tzlookup.xml as is. |
| cp ${INPUT_TZLOOKUP_FILE} ${OUTPUT_TZLOOKUP_FILE} |
| |
| echo Transformed input files with version ${INPUT_IANA_RULES_VERSION} to ${OUTPUT_IANA_RULES_VERSION} in ${DISTRO_OUTPUT_DIR} |
| |