Initial Import

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+# Maintainer: Chris Severance aur.severach aATt spamgourmet dott com
+
+# The VM patch is not expected to work but it's working so far.
+
+_opt_DKMS=1           # This can be toggled between installs
+_opt_MAXINSTPORTS=16  # Maximum install ports.
+                      # Default=256 which is plenty for normal size installations.
+                      # It's best to use a small number. Nodes are created for
+                      # /dev/ttyADV{0..n-1}
+#_opt_defaultmode='666' # default: 666
+
+# Products, Intelligent Connectivity, Industrial Communication, Serial Device Servers
+
+# Todo: misspellings all over
+# Todo: what does vcinot do?
+# Todo: What does vcomd SERVICE do?
+# Todo: The daemon shouldn't require kill -9
+# Todo: The port opens without error when the unit cannot be connected to, possibly due to wrong configuration.
+# Todo: vcom does not announce itself in dmesg
+# Todo: advadd does not check for duplicate adds
+# Todo: /dev/ttyADV should be created as needed, not all at once
+# Todo: implement automatically assigned major number
+
+# Enable at boot
+#   systemctl enable --now 'advtty-vcom.service'
+#   systemctl status 'advtty-vcom.service'
+
+# Add a 1 port Adam-4571L-CE
+# See README.txt for table of device codes.
+#   advadd -t 'B571' -a '192.168.50.222' -p 1 -m 6
+#   advman -o restart
+# or
+#   systemctl restart 'advtty-vcom.service'
+
+# Show the config
+#   advls
+
+# Show the tty. The number in the first column of advls is the ttyADV#
+# ls /dev/ttyADV*
+
+# Show the running module
+#   lsmod | grep 'advvcom'
+
+# Show the running driver
+#  ps -ef | grep vcomd
+
+# remove port
+#   advrm -a '192.168.50.222'
+#   advman -o restart
+
+# More help
+#   less -S '/usr/share/advtty/readme.txt'
+
+# Uninstall cleanup: sudo rm -f /etc/advttyd.conf* /var/log/advttyd.log
+
+set -u
+# Earlier versions of Advantech TTY were called ICOM
+# http://advdownload.advantech.com/productfile/Downloadfile1/1-NZ17GY/ICOM_LINUX_PSEUDO_TTY_DRIVER_V1.4.1.ZIP
+pkgname='advantech-vcom'
+#pkgver='2.1.0'; _dl='1-15OSOW4'
+pkgver='2.2.0'; _dl='1-1LPJPGD'
+pkgrel='1'
+pkgdesc='tty driver for Advantech Adam EKI serial console terminal servers'
+_pkgdescshort="Advantech ${pkgname} TTY driver"
+arch=('i686' 'x86_64')
+url='http://www.advantech.com/intelligent-connectivity/' # Serial Device Servers
+license=('GPL')
+depends=('glibc' 'gawk' 'psmisc' 'sed' 'grep')
+backup=('etc/advttyd.conf')
+install="${pkgname}-install.sh"
+_srcdir="VCOM_LINUX_${pkgver}.TAR.BZ2"
+_srcdir="${_srcdir,,}"
+source=("http://advdownload.advantech.com/productfile/Downloadfile4/${_dl}/${_srcdir}")
+#source=("${_srcdir,,}::http://downloadt.advantech.com/download/downloadsr.aspx?File_Id=${_dl}") # redirect works sooner but can be changed arbitrairly
+_srcdir="${_srcdir%\.tar*}"
+#source=("http://advdownload.advantech.com/productfile/Downloadfile4/${_dl}/${_srcdir}.rar")
+source+=('0000-advman.systemd.patch')
+sha256sums=('e06520654165888f1ef1f9409074482830e839d7fd55c09aba6a9a8a9ea9a9c8'
+            '02f504a23fbef07f666aaa595faba0513d9ffec5e99ebca7b7fe2299a0179e32')
+
+if [ "${_opt_DKMS}" -ne 0 ]; then
+  depends+=('linux' 'dkms' 'linux-headers')
+else
+  makedepends+=('linux-headers')
+fi
+
+prepare() {
+  set -u
+  cd "${_srcdir}"
+
+  # Cosmetic correction of CRLF for Linux
+  sed -e 's:\r$::g' -i 'readme.txt'
+
+  # Fix umbrella Makefile
+  #cp -p Makefile{,.Arch}
+  sed -e '# Cosmetic correction of spaces' \
+      -e 's:\s\+$::g' \
+      -e '# Make package compatible' \
+      -e '/ln -s/ ! s:$(INSTALL_PATH):$(DESTDIR)/&:g' \
+      -e '# fix paths and more for package' \
+      -e 's: /sbin/: $(DESTDIR)/usr/bin/:g' \
+      -e '# Dont want the Makefile. Probably there for uninstall' \
+      -e 's:^\s\+cp ./Makefile:#&:g' \
+      -e '# Move config to /etc' \
+      -e '/advttyd.conf/ s:\$(INSTALL_PATH):etc/:g' \
+    -i 'Makefile'
+  test ! -s 'Makefile.Arch' || echo "${}"
+
+  # Fix driver Makefile
+  sed -e '# Cosmetic correction of spaces' \
+      -e 's:\s\+$::g' \
+      -e '# Clean missed some files' \
+      -e 's:^\s\+rm -.*$:& *.order *.symvers:g' \
+      -e '# Adding the current dir (.) to the include path seems unnecessary' \
+      -e 's:^ccflags-y += -I:#&:g' \
+    -i 'driver/Makefile'
+
+  local _lines='
+set -u
+if [ "${EUID}" -ne 0 ]; then
+  echo "Must be root"
+  exit 1
+fi
+'
+  # Fix the scripts
+  sed -e '#Get rid of some UTF-8 quotes, even though they seem to work' \
+      -e "s:\xE2\x80\x9C:':g" \
+      -e "s:\xE2\x80\x9D:':g" \
+      -e '#Get rid of repeat hash bang' \
+      -e '2,$ s:#!/bin.*$::g' \
+      -e '# Catch misspellings that are code errors and root trap' \
+      -e "1 a\\${_lines//$'\n'/\\\n}" -e '# 2 i also works' \
+      -e '# misspelled variable, caught with set -u' \
+      -e 's:INSTALLPTATH:INSTALLPATH:g' \
+      -e '#Fix /usr/local' \
+      -e 's:/usr/local/:/usr/share/:g' \
+      -e '#Move config to /etc' \
+      -e 's:$INSTALLPATH/advttyd.conf:/etc/advttyd.conf:g' \
+      -e '#Move sort tmp to secure location in /tmp' \
+      -e '/advttyd.tmp/ s:$INSTALLPATH/:/tmp/advmon/:g' \
+      -e '#Create secure tmp folder.' \
+      -e '/^cleanUp()/,/^}/ s:^sed :install -dm700 -oroot -groot "/tmp/advmon/"\nrm -f "/tmp/advmon/advttyd.tmp"\n&:g' \
+      -e '#Clean up code' \
+      -e 's:^HASARG=$:&0:g' \
+    -i script/*
+  sed -e '#Allow non root to run advls' \
+      -e '/if \[ "\${EUID}"/,/^fi/ d' \
+      -e 's:^cleanUp\s*$:if [ "${EUID}" -eq 0 ]; then\n  &\nfi:g' \
+      -e '# Prevent samples from showing' \
+      -e 's:^PATERN="$MINOR:PATERN="^$MINOR:g' \
+    -i 'script/advls'
+
+  # Fix start/stop
+  sed -e '# Permanently disable a kernel well never see' \
+      -e 's:\[ \$KERNEL = "2\.4" ]:false # &:g' \
+      -e '# No need to detect kernel version' \
+      -e 's:^KERNEL=:#&:g' \
+      -e '# The internet says modprobe is better' \
+      -e 's:insmod\s:modprobe :g' \
+      -e '# The module is installed by the PKGBUILD so this is unnecessary' \
+      -e 's:^DKMSFILE=:#&:g' \
+      -e 's:\[ -e \$DKMSFILE \]:false # &:g' \
+      -e '# Non zero exit code wont work for systemd' \
+      -e '/^case $OBJECTIVE/,/^esac/ s:^\(\s\+\)exit 1:\1# systemd-notify --ready\n\1exit 0:g' \
+      -e '# Modprobe just wants the name' \
+      -e 's:^\(DRIVERFILE\)=.*\.ko$:\1=$DRIVER:g' \
+      -e '# Secure our temp folder' \
+      -e '\:/tmp/advmon: s:777:700 -oroot -groot:g' \
+    -i 'script/advman'
+
+  # Fix daemon
+  sed -e '#Move config to /etc' \
+      -e '/CF_CONFNAME/ s:work_path:"/etc":g' \
+      -e '#Move log to /var' \
+      -e '/CF_LOGNAME/ s:work_path:"/var/log":g' \
+    -i 'initd/advttyd.c'
+
+  # Cosmetic correction of spaces
+  sed -e 's:\s\+$::g' -i 'readme.txt' script/* inotify/* initd/adv* driver/adv* daemon/*
+
+  # Add device table to config
+  sed -n -e '/Device-Type Table/,/install/ p' 'readme.txt' | \
+    expand | head --lines=-1 | tail --lines=+2 | \
+    sed -e 's:^:#:' -e 's:\(Device Name\) : \1:' >> 'config/advttyd.conf'
+
+  # Convert the live config entries to samples. This eliminates
+  # special handling for detecting a blank configuration.
+  sed -e 's:^[0-9]:# Sample  &:g' \
+      -e '/Minor/ s:^#:&00:g' \
+    'config/advttyd.conf' > 'config/advttyd.conf.Arch'
+  sort -g 'config/advttyd.conf.Arch' > 'config/advttyd.conf'
+  rm 'config/advttyd.conf.Arch'
+
+  # Make a less noisy start/stop to not clog up the systemd logs
+  sed -e 's@^\(\s*\)echo@\1: # echo@g' 'script/advman' > 'script/advman.quiet'
+
+  # Change original advman to systemd
+  #cp -p script/advman{,.orig}; false
+  #diff -pNau10 script/advman{.orig,} > '../0000-advman.systemd.patch'
+  patch -Nbup0 -i "${srcdir}/0000-advman.systemd.patch"
+
+  # Tame the port count
+  sed -e 's:^\(#define VCOM_PORTS\)\s.*$:'"\1 ${_opt_MAXINSTPORTS}:g" -i 'driver/advconf.h'
+
+  # The compiled files should not have been included
+  'ma'ke -s -j1 clean # keep git-aurcheck quiet
+  set +u
+}
+
+build() {
+  set -u
+  cd "${_srcdir}"
+  make -j1
+  set +u
+}
+
+package() {
+  set -u
+  cd "${_srcdir}"
+
+  if [ "${_opt_DKMS}" -eq 0 ]; then
+    # I don't want Linux version info showing on AUR web. After a few months 'linux<0.0.0' makes it look like an out of date package.
+    local _kernelversionsmall="$(uname -r)"
+    _kernelversionsmall="${_kernelversionsmall%%-*}"
+    _kernelversionsmall="${_kernelversionsmall%\.0}" # trim 4.0.0 -> 4.0, 4.1.0 -> 4.1
+    # prevent the mksrcinfo bash emulator from getting these vars!
+    #eval 'conf''licts=("linux>${_kernelversionsmall}" "linux<${_kernelversionsmall}")'
+    eval 'dep''ends+=("linux=${_kernelversionsmall}")'
+  fi
+
+  # This install expects the system folders to exist
+  install -d "${pkgdir}"{'/usr/bin','/etc','/var/log'}
+
+  make -s -j1 DESTDIR="${pkgdir}" INSTALL_PATH="/usr/share/advtty/" install_daemon
+
+  # Most utils are fixed to terminate on non root.
+  find "${pkgdir}/usr/share/advtty/" -type 'f' -perm /111 -exec chmod 755 '{}' '+'
+  # Root only permissions that don't block non root
+  chmod 744 "${pkgdir}/usr/share/advtty/advttyd"
+
+  # The makefile installed the module into the wrong place so we disabled it
+  install -Dpm644 'driver/advvcom.ko' -t "${pkgdir}/usr/lib/modules/$(uname -r)/extra/char/"
+
+  install -Dpm755 'script/advman.quiet' -t "${pkgdir}/usr/share/advtty/"
+  install -Dpm644 'readme.txt' -t "${pkgdir}/usr/share/advtty/"
+
+  # systemd service
+  install -Dm644 <(cat << EOF
+# Automatically generated by ${pkgname}-${pkgver} PKGBUILD from Arch Linux AUR
+# https://aur.archlinux.org/
+
+[Unit]
+Description=${_pkgdescshort}
+After=network.target
+
+[Service]
+#Type=notify
+Type=forking
+ExecStart=/usr/share/advtty/advman.quiet -o start
+ExecStop=/usr/share/advtty/advman.quiet -o remove
+ExecReload=/usr/share/advtty/advman.quiet -o restart
+RemainAfterExit=yes
+
+[Install]
+WantedBy=multi-user.target
+EOF
+  ) "${pkgdir}/usr/lib/systemd/system/${pkgname}.service"
+
+  if [ "${_opt_DKMS}" -ne 0 ]; then
+    rm -r "${pkgdir}/usr/lib/modules/"
+    local _dkms="${pkgdir}/usr/src/${pkgname}-${pkgver}"
+    # It's easier to make my own config than fix theirs
+    install -Dm644 <(cat << EOF
+# Automatically generated by ${pkgname}-${pkgver} PKGBUILD from Arch Linux AUR
+# https://aur.archlinux.org/
+
+PACKAGE_NAME="${pkgname}"
+PACKAGE_VERSION="${pkgver}"
+AUTOINSTALL="yes"
+
+BUILT_MODULE_NAME[0]="advvcom"
+BUILT_MODULE_LOCATION[0]="driver"
+# Using all processors doesn't compile this tiny module any faster.
+# make modules doesn't work
+MAKE[0]="make -C 'driver' -j1 DEBUG=0"
+CLEAN[0]="make -C 'driver' -j1 clean"
+# Placing the DKMS generated module in a different location than the standard install prevents conflicts when PKGBUILD _opt_DKMS is toggled
+DEST_MODULE_LOCATION[0]="/kernel/drivers/misc"
+EOF
+    ) "${_dkms}/dkms.conf"
+
+    install -Dm644 driver/* -t "${_dkms}/driver/"
+    make -C "${_dkms}/driver/" clean
+    rm "${_dkms}/driver/dkms.conf"
+    sed -e '# No DKMS instructions say to do this but it works and keeps the MAKE line real simple' \
+        -e 's:$(shell uname -r):$(KERNELRELEASE):g' \
+        -e 's:`uname -r`:$(KERNELRELEASE):g' \
+        -e '# DKMS sets KERNELRELEASE which accidentally launches phase 2 of this Makefile' \
+        -e '# Fix by changing the detection var.' \
+        -e 's:^ifneq ($(KERNELRELEASE),):ifneq ($(ARCHLINUX),):g' \
+        -e '# Put the detection var in' \
+        -e 's:^\s\+\$(MAKE)\s-C\s\$(KERNELDIR):& ARCHLINUX=1:g' \
+       -i "${_dkms}/driver/Makefile"
+  fi
+  set +u
+}
+
+set +u