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authorEgor Tensin <Egor.Tensin@gmail.com>2016-11-07 00:06:38 +0300
committerEgor Tensin <Egor.Tensin@gmail.com>2016-11-07 00:06:38 +0300
commit8f631de19349a2a83ce198eac8808fb00cf78034 (patch)
treed4466fb6228f113c8e33e26407af07ce603344ab /%HOME%
parentbugfix & code style (diff)
downloadlinux-home-8f631de19349a2a83ce198eac8808fb00cf78034.tar.gz
linux-home-8f631de19349a2a83ce198eac8808fb00cf78034.zip
distr.sh: prefix with sums_ & add usage messages
Diffstat (limited to '')
-rw-r--r--%HOME%/.bash_utils/distr.sh52
1 files changed, 37 insertions, 15 deletions
diff --git a/%HOME%/.bash_utils/distr.sh b/%HOME%/.bash_utils/distr.sh
index a9f746a..f84f328 100644
--- a/%HOME%/.bash_utils/distr.sh
+++ b/%HOME%/.bash_utils/distr.sh
@@ -5,20 +5,42 @@
# For details, see https://github.com/egor-tensin/cygwin-home.
# Distributed under the MIT License.
-checksums_path='sha1sums.txt'
+sums_path='sha1sums.txt'
-list_checksums_paths() (
+sums_list_paths() (
set -o errexit -o nounset -o pipefail
- if [ -f "$checksums_path" ]; then
- local path
- while IFS= read -r path; do
- printf '%s\0' "$path"
- done < <( sed --binary 's/^\\\?[[:alnum:]]\+ [ *]//' "$checksums_path" )
- fi
+ local fmt='%s\n'
+
+ while [ "$#" -gt 0 ]; do
+ local key="$1"
+ shift
+ case "$key" in
+ -h|--help)
+ echo "usage: ${FUNCNAME[0]} [-h|--help] [-0|-z]"
+ return 0
+ ;;
+
+ -0|-z)
+ fmt='%s\0'
+ ;;
+
+ *)
+ echo "${FUNCNAME[0]}: unrecognized parameter: $key" >&2
+ return 1
+ ;;
+ esac
+ done
+
+ [ -f "$sums_path" ] || return 0
+
+ local path
+ while IFS= read -r path; do
+ printf "$fmt" "$path"
+ done < <( sed --binary 's/^\\\?[[:alnum:]]\+ [ *]//' "$sums_path" )
)
-update_checksums() (
+sums_update() (
set -o errexit -o nounset -o pipefail
local path
@@ -26,7 +48,7 @@ update_checksums() (
local -A existing
while IFS= read -d '' -r path; do
existing[$path]=1
- done < <( list_checksums_paths )
+ done < <( sums_list_paths )
local -a missing
for path in "$@"; do
@@ -35,10 +57,10 @@ update_checksums() (
fi
done
- sha1sum -- ${missing[@]+"${missing[@]}"} >> "$checksums_path"
+ sha1sum -- ${missing[@]+"${missing[@]}"} >> "$sums_path"
)
-update_checksums_distr() (
+sums_update_distr() (
set -o errexit -o nounset -o pipefail
local -a paths
@@ -48,9 +70,9 @@ update_checksums_distr() (
paths+=("$path")
done < <( find . -type f -\( -iname '*.exe' -o -iname '*.iso' -\) -printf '%P\0' )
- update_checksums ${paths[@]+"${paths[@]}"}
+ sums_update ${paths[@]+"${paths[@]}"}
)
-verify_checksums() {
- sha1sum --check "$checksums_path"
+sums_verify() {
+ sha1sum --check -- "$sums_path"
}