update grab system

grab.lua

@@ -174,7 +174,7 @@ if(args[1]=="install") then
         local to_add={}
         for this_lib in pairs(to_install) do
             if(not db[this_lib]) then
-                print("Library " .. this_lib .. " not found.")
+                print("Library '" .. this_lib .. "' not found.")
                 return
             else
                 if(db[this_lib].requires) then
@@ -226,8 +226,10 @@ if(args[1]=="install") then
             local ok,result,code=download(UrlGenerator("Kiritow/OpenComputerScripts","master",toDownload))
             if(not ok) then 
                 print("[Download Failed] " .. result)
+                return
             elseif(code~=200) then
                 print("[Download Failed] response code " .. code .. " is not 200.")
+                return 
             else
                 if(type(v)=="string") then
                     local f=io.open(v,"w")

programs.info

@@ -7,7 +7,7 @@
         }
     },
     ["checkarg"]={
-        title="Check Arugment",
+        title="Arugment Checker",
         info="For easier argument checking",
         files={
             "checkarg.lua"
@@ -23,6 +23,30 @@
             "checkarg"
         }
     },
+    ["libgpu"]={
+        title="LibGPU",
+        info="For easier gpu programming",
+        files={
+            "libgpu.lua"
+        }
+    },
+    ["simple_data_structure"]={
+        title="Simple Lua Data Structure",
+        info="Provides class(...),queue and vector",
+        files={
+            "class.lua", "queue.lua", "vector.lua"
+        }
+    }
+    ["minesweeper"]={
+        title="Mine Sweeper",
+        info="A simple game",
+        files={
+            "MineSweeper.lua"
+        },
+        requires={
+            "libgpu","libevent","simple_data_structure"
+        }
+    },
     ["drone"]={
         title="Drone",
         info="Drone console and bios",