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download script: improved coding style 

introduce main()

cleaned up the if/else block

Signed-off-by: Leah Rowe <leah@libreboot.org>
This commit is contained in:
Leah Rowe 2023-05-18 09:09:26 +01:00
parent 5b59490928
commit 62c88dfb6e
1 changed files with 45 additions and 40 deletions
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@ -2,7 +2,7 @@
# Generic script for downloading programs used by the build system
#
# Copyright (C) 2014, 2015, 2020, 2021 Leah Rowe <info@minifree.org>
# Copyright (C) 2014,2015,2020,2021,2023 Leah Rowe <info@minifree.org>
# Copyright (C) 2015 Patrick "P. J." McDermott <pj@pehjota.net>
# Copyright (C) 2015, 2016 Klemens Nanni <contact@autoboot.org>
# Copyright (C) 2022 Caleb La Grange <thonkpeasant@protonmail.com>
@ -27,16 +27,42 @@
[ "x${DEBUG+set}" = 'xset' ] && set -v
set -u -e
./resources/scripts/misc/versioncheck
rm -f "build_error"
download=resources/scripts/download
program=""
listprograms() {
for program in "${download}"/*; do
printf '%s\n' "${program##*/}"
done
main()
{
./resources/scripts/misc/versioncheck
rm -f "build_error"
if [ $# -lt 1 ]; then
help
die "Please specify arguments."
fi
program="${1}"
shift 1
if [ "${program}" = help ]; then
help
exit 0
elif [ "${program}" = "all" ]; then
for downloadProgram in ${download}/*; do
"${downloadProgram}"
done
exit 0
elif [ ! -f "${download}/${program}" ]; then
help
die "Invalid argument '${program}'. See: './download help'."
elif [ $# -lt 1 ]; then
"${download}/${program}"
else
"${download}/${program}" $@
fi
exit 0
./.gitcheck clean
}
help() {
@ -54,9 +80,9 @@ help() {
Example: ./download coreboot x60
Each program download script should work without extra paramaters, but
they can use them. For instance, './download coreboot' will download all
coreboot trees by default, but './download coreboot x60' will only download
the coreboot tree required for the target: x60
they can be used. For example, './download coreboot' will download all
coreboot trees by default, but './download coreboot x60' will only
download the coreboot tree required for the target: x60
Each program download script should also accept the --help parameter to
display the usage of the script.
@ -65,36 +91,15 @@ help() {
EOF
}
listprograms() {
for program in "${download}"/*; do
printf '%s\n' "${program##*/}"
done
}
die() {
printf 'Error: %s\n' "${@}" 1>&2
exit 1
}
if [ $# -lt 1 ]; then
help
die "Please specify arguments."
fi
program="${1}"
shift 1
[ "${program}" = help ] && help && exit 0
if [ "${program}" = "all" ]; then
for downloadProgram in ${download}/*; do
"${downloadProgram}"
done
exit 0
elif [ ! -f "${download}/${program}" ]; then
help
die "Invalid argument '${program}'. See: './download help'."
fi
if [ $# -lt 1 ]; then
"${download}/${program}"
else
"${download}/${program}" $@
fi
exit 0
./.gitcheck clean
main $@