1 files changed, 77 insertions, 0 deletions
diff --git a/scripts/install.sh b/scripts/install.sh
new file mode 100644
index 0000000..4e1934f
--- /dev/null
+++ b/scripts/install.sh
@@ -0,0 +1,77 @@
+#!/bin/sh
+
+freebsdH="3393230e78fd495dad4193dfdc7aafab11c007de058790aa0dbfd2e7ddd84689"
+openbsdH="01b9fddd004b588a07f8fbec756cfc2cc7c07a51d765969e7a79af34dc93bee5"
+linuxH="b12957117a839a741c85401ca0305db9d48b623c6e8754b81002cb3c588d9bf3"
+netbsdH="67e0efe184b0327700ba67ddc662ba3174a7484de7d8223581367d3fdc21e5b8"
+dragonflyH="d7501082472fd0b4b6686d2ec6667bf6965087e5e4fe8c8b04372123e51df5b3"
+darwinH="4b96dbd72f0816fa9e89a9c2a249df4a7cb3a043d5a87fb8e6d948f17846b56d"
+
+earlyCheck(){
+    os=`uname`
+    os=`echo $os | tr "[:upper:]" "[:lower:"]`
+
+    case $os in
+	# Not sure about uname output on DragonFly BSD.
+        *openbsd* | *linux* | *freebsd* | *netbsd* | *dragonfly* | *dragonflybsd* | *darwin* ) ;;
+        *)
+            echo "Pre-built binary not available for your os"
+            exit 1
+            ;;
+    esac
+
+    cpu=`uname -m`
+    cpu=`echo $cpu | tr "[:upper:]" "[:lower:"]`
+
+    case $cpu in
+        *amd*64* | *x86*64* ) ;;
+        *)
+            echo "Pre-built binary not available for your cpu"
+            exit 1
+            ;;
+    esac
+}
+
+getURL(){
+    url="https://archive.org/download/grus-v0.2.0/grus-v0.2.0-$os-$cpu"
+}
+
+printURL(){
+    echo "You can get the pre-built binary here:"
+    echo "$url"
+    echo
+    echo "Run these commands to install it on your device."
+    echo "# curl -L -o /usr/local/bin/grus $url"
+    echo "# chmod +x /usr/local/bin/grus"
+    echo
+    echo "This is sha256 hash for grus built for: $os $cpu"
+    case $os in
+        *openbsd* )
+            echo "$openbsdH"
+            ;;
+	*netbsd* )
+            echo "$netbsdH"
+            ;;
+	*dragonflybsd* | *dragonfly* )
+            echo "$dragonflyH"
+            ;;
+	*darwin* )
+            echo "$darwinH"
+            ;;
+        *freebsd* )
+            echo "$freebsdH"
+            ;;
+        *linux* )
+            echo "$linuxH"
+            ;;
+    esac
+    echo
+    echo "Verify the hash by running sha256 on grus binary."
+    echo "$ sha256 /usr/local/bin/grus"
+}
+
+echo "Grus v0.2.0"
+echo
+earlyCheck
+getURL
+printURL