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# Maintainer: Jan-Henrik Bruhn <aur@jhbruhn.de>
# Contributor: Max Stabel <max dot stabel03 at gmail dot com>
_ltspice_ver_roman="XVII"
_ltspice_ver="17"
pkgname=ltspice
pkgver=17.20201112.2
pkgrel=1
pkgdesc="SPICE simulator, schematic capture and waveform viewer. Installation based on Field Update Utility."
arch=('x86_64')
url="http://www.linear.com/designtools/software/"
license=('custom')
depends=('wine')
makedepends=('git' 'curl' 'gzip' 'sed' 'awk' 'cksfv')
_update_url="https://ltspice.analog.com/fieldsync$_ltspice_ver_roman"
source=("$pkgname.sh"
"$pkgname-help.sh")
sha256sums=('2a2a222c0264af58913d629d58513ead7230861bbed8638f863e48d4ebfe295a'
'04fb3968b8572d02a69ee61590c038a9560809160b4c6260ded5f802e9ef859a')
_curl_opts="-s --connect-timeout 5 --max-time 10 --retry 3 --retry-delay 0 --retry-max-time 40"
_download_file() {
file=$1
crc=$2
_download=true
# check whether cached file with correct CRC exists
if [ -f "$pkgname/$file" ]; then
f_crc=$(cksfv -c "$pkgname/$file" | sed '/^;/d' | awk '{print $2}')
if [ "$crc" = "$f_crc" ]; then
_download=false
fi
fi
if [ "$_download" = true ]; then
echo "Download $file"
mkdir -p "${pkgname}/$(dirname $file)"
# first try compressed path and decompress
compressed_found=false
url="${_update_url}${file}.gz"
compressed="${pkgname}/${file}.gz"
curl -f $_curl_opts $url -o $compressed || true
if [ -f "$compressed" ]; then
cat $compressed | gunzip > $pkgname/$file
rm $compressed
compressed_found=true
fi
# download uncompressed file if compressed was not found
if [ "$compressed_found" = false ]; then
url="${_update_url}${file}"
curl $_curl_opts $url -o "$pkgname/$file"
fi
fi
}
# initialize a semaphore with a given number of tokens
open_sem(){
mkfifo pipe-$$
exec 3<>pipe-$$
rm pipe-$$
local i=$1
for((;i>0;i--)); do
printf %s 000 >&3
done
}
# run the given command asynchronously and pop/push tokens
run_with_lock(){
local x
# this read waits until there is something to read
read -u 3 -n 3 x && ((0==x)) || exit $x
(
( "$@"; )
# push the return code of the command to the semaphore
printf '%.3d' $? >&3
)&
}
prepare() {
mkdir -p $pkgname
_download_file "/Changelog.txt" ""
}
N=$(($(nproc) * 4))
open_sem $N
build() {
release_logs="$_update_url/release.log.gz"
curl "$release_logs" | gunzip > ./release.log
echo "Checking cache and downloading using $N threads."
for entry in $(cat release.log | sed '/^#/d' | awk '{print $6"/"$8}')
do
file=$(echo $entry | awk -F/ '{print $2}' | sed 's/\\/\//g' | tr -d '\n\r')
file="${file:1}"
crc=$(echo $entry | awk -F/ '{print $1}')
# download files from list, checking the CRC (something is still wrong with the CRC it seems)
run_with_lock _download_file "$file" "$crc"
done
wait
echo "Downloaded files."
}
package()
{
cd "$pkgname"
# Install License
install -Dm644 License.txt "${pkgdir}/usr/share/licenses/${pkgname}/LICENSE"
# Install docs to /usr/share/doc/
install -Dm644 LTspiceHelp.chm "${pkgdir}/usr/share/doc/${pkgname}/ltspice.chm"
# Install binary files to /usr/share
install -m755 -d "$pkgdir/usr/share/$pkgname"
cp -r * "$pkgdir/usr/share/$pkgname"
#chmod 755 -R "$pkgdir/usr/share/$pkgname"
#Install /usr/bin startscript
install -Dm755 "$srcdir/$pkgname.sh" "$pkgdir/usr/bin/$pkgname"
install -Dm755 "$srcdir/$pkgname-help.sh" "$pkgdir/usr/bin/$pkgname-help"
}
pkgver() {
cd "$pkgname"
date=$(cat Changelog.txt | head -n1 | awk '{print $1}')
count=$(grep -c "$date" Changelog.txt)
date_format=$(echo $date | awk -F/ '{print "20"$3$1$2}')
echo "$_ltspice_ver.$date_format.$count"
}
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