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@@ -3,12 +3,12 @@ set -e
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# Helper to check a file matches its known hash
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# Call it with:
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-# $1: the path of the file containing all the expected hashes
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-# $2: the full path to the temporary file that was downloaded, and
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+# $1: the full path to the temporary file that was downloaded, and
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# that is to be checked
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-# $3: the final basename of the file, to which it will be ultimately
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+# $2: the final basename of the file, to which it will be ultimately
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# saved as, to be able to match it to the corresponding hashes
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# in the .hash file
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+# $*: the paths of the files containing all the expected hashes
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#
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# Exit codes:
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# 0: the hash file exists and the file to check matches all its hashes,
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@@ -27,28 +27,21 @@ while getopts :q OPT; do
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done
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shift $((OPTIND-1))
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-h_file="${1}"
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-file="${2}"
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-base="${3}"
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-
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-# Bail early if no hash to check
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-if [ -z "${h_file}" ]; then
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- exit 0
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-fi
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-# Does the hash-file exist?
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-if [ ! -f "${h_file}" ]; then
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- printf "WARNING: no hash file for %s\n" "${base}" >&2
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- exit 0
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-fi
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+file="${1}"
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+base="${2}"
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+shift 2
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+declare -a h_files=( "${@}" )
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# Check one hash for a file
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# $1: algo hash
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# $2: known hash
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# $3: file (full path)
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+# $4: hash file (full path)
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check_one_hash() {
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_h="${1}"
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_known="${2}"
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_file="${3}"
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+ _h_file="${4}"
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# Note: md5 is supported, but undocumented on purpose.
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# Note: sha3 is not supported, since there is currently no implementation
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@@ -70,6 +63,7 @@ check_one_hash() {
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return 0
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fi
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+ printf "ERROR: while checking hashes from %s\n" "${_h_file}" >&2
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printf "ERROR: %s has wrong %s hash:\n" "${base}" "${_h}" >&2
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printf "ERROR: expected: %s\n" "${_known}" >&2
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printf "ERROR: got : %s\n" "${_hash}" >&2
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@@ -79,21 +73,31 @@ check_one_hash() {
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}
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# Do we know one or more hashes for that file?
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+nb_h_files=0
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nb_checks=0
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-while read t h f; do
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- case "${t}" in
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- ''|'#'*)
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- # Skip comments and empty lines
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- continue
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- ;;
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- *)
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- if [ "${f}" = "${base}" ]; then
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- check_one_hash "${t}" "${h}" "${file}"
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- : $((nb_checks++))
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- fi
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- ;;
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- esac
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-done <"${h_file}"
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+for h_file in "${h_files[@]}"; do
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+ [ -f "${h_file}" ] || continue
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+ : $((nb_h_files++))
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+ while read t h f; do
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+ case "${t}" in
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+ ''|'#'*)
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+ # Skip comments and empty lines
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+ continue
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+ ;;
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+ *)
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+ if [ "${f}" = "${base}" ]; then
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+ check_one_hash "${t}" "${h}" "${file}" "${h_file}"
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+ : $((nb_checks++))
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+ fi
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+ ;;
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+ esac
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+ done <"${h_file}"
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+done
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+
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+if [ ${nb_h_files} -eq 0 ]; then
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+ printf "WARNING: no hash file for %s\n" "${base}" >&2
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+ exit 0
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+fi
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if [ ${nb_checks} -eq 0 ]; then
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case " ${BR_NO_CHECK_HASH_FOR} " in
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Yann E. MORIN