Initial Import

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+# Maintainer:  Chris Severance aur.severach aATt spamgourmet dott com
+
+# Parallel support is not installed.
+# It seems to take the place of the built in parallel port which could be problematic.
+# Their install doesn't install it so they don't seem too serious about it.
+
+_opt_DKMS=1           # This can be toggled between installs
+
+# ls -l /dev/ttyF[0-9]*
+# lsmod | grep -i ax99100
+# lspci -v | grep -B7 -i ax99100
+
+# dmesg | grep -A8 -i ax99100
+#[    8.392019] ASIX AX99100 PCIe Bridg to Serial Port:v1.2.0 Arch Linux    http://www.asix.com.tw
+#[    8.392096] 0000:03:00.0: ttyF0 at I/O 0xd010 (irq = 16, base_baud = 115200) is a ax99100
+#[    8.424126] ASIX AX99100 PCIe Bridg to Serial Port:v1.2.0 Arch Linux    http://www.asix.com.tw
+#[    8.424186] 0000:03:00.1: ttyF1 at I/O 0xd000 (irq = 17, base_baud = 115200) is a ax99100
+
+_modulename='ax99100'
+
+set -u
+pkgname="asix-${_modulename,,}"
+pkgver='1.2.0'
+pkgrel='1'
+pkgdesc='kernel module driver for Asix serial RS-232 port'
+arch=('i686' 'x86_64')
+url='http://downloads.comtrol.com/html/RPuPCI_drivers.htm'
+license=('GPL')
+makedepends=('gzip' 'findutils' 'sed' 'diffutils' 'patch')
+#backup=("etc/modprobe.d/${_modulename}.conf")
+install="${pkgname}-install.sh"
+_srcdir="AX99100_SP_PP_SPI_LINUX_Driver_v${pkgver}_Source"
+source=("http://www.asix.com.tw/FrootAttach/driver/${_srcdir}.tar.gz")
+sha256sums=('0e2c7d9cc7c89ab212088fb02ea48f38541eef8fc3b5c856fc87c4285876fdbf')
+
+if [ "${_opt_DKMS}" -ne 0 ]; then
+  depends+=('linux' 'dkms' 'linux-headers')
+else
+  makedepends+=('linux-headers')
+fi
+
+# We can't modify .install but we can stop and force the user to fix it.
+_install_check() {
+  local _ckvar
+  local _ckline
+  local _pkgname="${pkgname}"
+  for _ckvar in '_pkgname' '_modulename'; do
+    _ckline="${_ckvar}='${!_ckvar}'"
+    if ! grep -q "^${_ckline}"'$' "${startdir}/${install}"; then
+      msg "${install} must be fixed"
+      echo "${_ckline}"
+      set +u
+      false
+    fi
+  done
+}
+
+prepare() {
+  set -u
+  _install_check
+  cd "${_srcdir}"
+
+  rm -rf '.git'
+  rm 'ax99100' # Current kernels automatically load the driver
+
+  sed -e 's:\r$::g' -i $(grep -l $'\r$' *)
+
+  # Make package and DKMS compatible
+  sed -e 's:\s\+$::g '\
+      -e 's:/lib/:/usr/lib/:g' \
+      -e '# Double space slop' \
+      -e 's:  : :g' \
+      -e '# RM isnt set anywhere so why use it?' \
+      -e 's:\$(RM):rm -f:g' \
+      -e '# Forgot to clean something' \
+      -e '/^clean:/,/^$/ s:\*\.mod\.c \*\.o:*.mod.c .*.o.d *.o:g' \
+      -e 's:/usr/:"$(DESTDIR)"&:g' \
+      -e 's:/etc/:"$(DESTDIR)"&:g' \
+      -e '/ln -s/ s:"$(DESTDIR)"::' \
+      -e '# default does too much' \
+      -e '/^default:/,/^$/ s:^\s\+rm:#&:g' \
+      -e '# might as well remove all the install lines' \
+      -e '/^install:/,/^$/ s:^[\ta-z]:#&:g' \
+      -e 's|^#install:|install:|g' \
+      -e 's:^#\(\tcp ax99100.ko\):\1:g' \
+      -e '# Separate utils from module' \
+      -e '/select_BR\.c/ s|^|\nutils:\n|g' \
+      -e '# Change default to modules and provide all target' \
+      -e 's|^default:|all: modules utils\n\nmodules:|g' \
+      -e '#Disable debian stuff' \
+      -e 's|\(^DEBIAN_VERSION_FILE:\)=.*$|\1=x|g' \
+      -e 's|\(^DEBIAN_DISTRO:\)=.*$|\1=y|g' \
+      -e '# CURRENT is not used' \
+      -e 's:^CURRENT=:#&:g' \
+      -e '# Should be using CFLAGS' \
+      -e 's:gcc :gcc $(CFLAGS) :g' \
+    -i 'Makefile'
+
+  # uppercase module name not matching lowercase filename is a problem
+  #cp -p 'ax99100_sp.c'{,.orig}
+  sed -e '/"/ s:\bAX99100\b:ax99100:g' -i 'ax99100_sp.c'
+
+  # Branding, and forgot to update the version
+  sed -e 's:^\(#define DRV_VERSION\s\).*$:\1"'"${pkgver}"' Arch Linux":g' -i 'ax99100_sp.h'
+
+  'ma'ke -s clean
+  set +u
+}
+
+build() {
+  set -u
+  cd "${_srcdir}"
+  make -s -j1 # too small for parallel make
+  set +u
+}
+
+package() {
+  set -u
+  cd "${_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=${_kernelversionsmall}")'
+  fi
+
+  install -d "${pkgdir}/usr/lib/modules/$(uname -r)/kernel/drivers/tty/serial"
+  make -s -j1 DESTDIR="${pkgdir}" install
+
+  # The module is in the same folder as DKMS. Compress to a different name to prevent conflict.
+  # When future versions of DKMS compress we'll stop doing this.
+  find "${pkgdir}/usr/lib/modules/" -type 'f' -name '*.ko' -exec 'gzip' '-9' '{}' ';'
+
+  # Forgot to install the binaries. Install with prefix
+  local _bin
+  for _bin in 'advanced_BR' 'gpio_99100' 'select_BR' 'spi_test'; do
+    install -Dpm755 "${_bin}" "${pkgdir}/usr/bin/asix-${_bin}"
+  done
+
+  if [ "${_opt_DKMS}" -ne 0 ]; then
+    rm -rf "${pkgdir}/usr/lib/modules/"
+    local _dkms="${pkgdir}/usr/src/${pkgname}-${pkgver}"
+    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]="${_modulename}"
+BUILT_MODULE_LOCATION[0]=""
+# Using all processors doesn't compile this tiny module any faster.
+MAKE[0]="make -j1 modules"
+CLEAN[0]="make -j1 clean"
+# The install version is .ko.gz. The DKMS version is .ko. No conflicts.
+DEST_MODULE_LOCATION[0]="/kernel/drivers/tty/serial"
+EOF
+    ) "${_dkms}/dkms.conf"
+    install -dm755 "${_dkms}/"
+    cp -pr './' "${_dkms}/"
+    pushd "${_dkms}" > /dev/null
+    rm *BR* gpio* parport* 'readme' spi*
+    popd > /dev/null
+    sed -e '# Fix version checking' \
+        -e '/cut -d/ s:shell uname -r:shell echo $$KERNELRELEASE:g' \
+        -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 '# Get rid of parallel port' \
+        -e 's:^obj-m +=parport_pc.o:#&:g' \
+      -i "${_dkms}/Makefile"
+    make -s -C "${_dkms}/" clean KERNELRELEASE="$(uname -r)"
+  fi
+  set +u
+}
+
+set +u