fix: update install.sh (#937)

* fix: update install.sh

Signed-off-by: hackercat <me@hackerc.at>

* fix: chmod +x install.sh

Signed-off-by: hackercat <me@hackerc.at>

Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

install.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
 set -e
-# Code generated by godownloader on 2019-01-15T06:15:28Z. DO NOT EDIT.
+# Code generated by godownloader on 2021-12-22T16:10:52Z. DO NOT EDIT.
 #
 
 usage() {
@@ -9,7 +9,7 @@ usage() {
 $this: download go binaries for nektos/act
 
 Usage: $this [-b] bindir [-d] [tag]
-  -b sets bindir or installation directory, Defaults to /usr/local/bin
+  -b sets bindir or installation directory, Defaults to ./bin
   -d turns on debug logging
    [tag] is a tag from
    https://github.com/nektos/act/releases
@@ -23,15 +23,16 @@ EOF
 }
 
 parse_args() {
-  #BINDIR is /usr/local/bin unless set be ENV
+  #BINDIR is ./bin unless set be ENV
   # over-ridden by flag below
 
-  BINDIR=${BINDIR:-/usr/local/bin}
-  while getopts "b:dh?" arg; do
+  BINDIR=${BINDIR:-./bin}
+  while getopts "b:dh?x" arg; do
     case "$arg" in
       b) BINDIR="$OPTARG" ;;
       d) log_set_priority 10 ;;
       h | \?) usage "$0" ;;
+      x) set -x ;;
     esac
   done
   shift $((OPTIND - 1))
@@ -42,43 +43,45 @@ parse_args() {
 # network, either nothing will happen or will syntax error
 # out preventing half-done work
 execute() {
-  tmpdir=$(mktmpdir)
+  tmpdir=$(mktemp -d)
   log_debug "downloading files into ${tmpdir}"
   http_download "${tmpdir}/${TARBALL}" "${TARBALL_URL}"
   http_download "${tmpdir}/${CHECKSUM}" "${CHECKSUM_URL}"
   hash_sha256_verify "${tmpdir}/${TARBALL}" "${tmpdir}/${CHECKSUM}"
   srcdir="${tmpdir}"
   (cd "${tmpdir}" && untar "${TARBALL}")
-  install -d "${BINDIR}"
-  for binexe in "act" ; do
+  test ! -d "${BINDIR}" && install -d "${BINDIR}"
+  for binexe in $BINARIES; do
     if [ "$OS" = "windows" ]; then
       binexe="${binexe}.exe"
     fi
     install "${srcdir}/${binexe}" "${BINDIR}/"
     log_info "installed ${BINDIR}/${binexe}"
   done
+  rm -rf "${tmpdir}"
 }
-is_supported_platform() {
-  platform=$1
-  found=1
-  case "$platform" in
-    darwin/amd64) found=0 ;;
-    darwin/386) found=0 ;;
-    linux/amd64) found=0 ;;
-    linux/386) found=0 ;;
-    windows/amd64) found=0 ;;
-    windows/386) found=0 ;;
-  esac
-  return $found
-}
-check_platform() {
-  if is_supported_platform "$PLATFORM"; then
-    # optional logging goes here
-    true
-  else
+get_binaries() {
+  case "$PLATFORM" in
+    darwin/386) BINARIES="act" ;;
+    darwin/amd64) BINARIES="act" ;;
+    darwin/arm64) BINARIES="act" ;;
+    darwin/armv6) BINARIES="act" ;;
+    darwin/armv7) BINARIES="act" ;;
+    linux/386) BINARIES="act" ;;
+    linux/amd64) BINARIES="act" ;;
+    linux/arm64) BINARIES="act" ;;
+    linux/armv6) BINARIES="act" ;;
+    linux/armv7) BINARIES="act" ;;
+    windows/386) BINARIES="act" ;;
+    windows/amd64) BINARIES="act" ;;
+    windows/arm64) BINARIES="act" ;;
+    windows/armv6) BINARIES="act" ;;
+    windows/armv7) BINARIES="act" ;;
+    *)
       log_crit "platform $PLATFORM is not supported.  Make sure this script is up-to-date and file request at https://github.com/${PREFIX}/issues/new"
       exit 1
-  fi
+      ;;
+  esac
 }
 tag_to_version() {
   if [ -z "${TAG}" ]; then
@@ -96,8 +99,8 @@ tag_to_version() {
   VERSION=${TAG#v}
 }
 adjust_format() {
-  # change format (tar.gz or zip) based on ARCH
-  case ${ARCH} in
+  # change format (tar.gz or zip) based on OS
+  case ${OS} in
     windows) FORMAT=zip ;;
   esac
   true
@@ -185,7 +188,9 @@ log_crit() {
 uname_os() {
   os=$(uname -s | tr '[:upper:]' '[:lower:]')
   case "$os" in
-    msys_nt) os="windows" ;;
+    cygwin_nt*) os="windows" ;;
+    mingw*) os="windows" ;;
+    msys_nt*) os="windows" ;;
   esac
   echo "$os"
 }
@@ -245,8 +250,8 @@ uname_arch_check() {
 untar() {
   tarball=$1
   case "${tarball}" in
-    *.tar.gz | *.tgz) tar -xzf "${tarball}" ;;
-    *.tar) tar -xf "${tarball}" ;;
+    *.tar.gz | *.tgz) tar --no-same-owner -xzf "${tarball}" ;;
+    *.tar) tar --no-same-owner -xf "${tarball}" ;;
     *.zip) unzip "${tarball}" ;;
     *)
       log_err "untar unknown archive format for ${tarball}"
@@ -254,11 +259,6 @@ untar() {
       ;;
   esac
 }
-mktmpdir() {
-  test -z "$TMPDIR" && TMPDIR="$(mktemp -d)"
-  mkdir -p "${TMPDIR}"
-  echo "${TMPDIR}"
-}
 http_download_curl() {
   local_file=$1
   source_url=$2
@@ -379,7 +379,7 @@ uname_arch_check "$ARCH"
 
 parse_args "$@"
 
-check_platform
+get_binaries
 
 tag_to_version