izaya/OC-PsychOS2
1
1
Fork 0
mirror of https://git.shadowkat.net/izaya/OC-PsychOS2.git synced 2024-11-22 12:04:20 -05:00
Code Issues Releases Wiki Activity

added a cd() builtin to the shell, for changing working directory

Browse Source
This commit is contained in:
XeonSquared 2019-07-28 13:03:04 +10:00
parent ead102f131
commit 12df3de7df
1 changed files with 19 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
exec/shell.lua
View File

@ -3,6 +3,25 @@ local shenv = {}
function shenv.quit()
os.setenv("run",nil)
end
function shenv.cd(p)
if p:sub(1,1) == "/" then
if fs.list(p) then
os.setenv("PWD",p)
else
print("no such directory: "..p)
end
else
local np = {}
for k,v in pairs(fs.segments(os.getenv("PWD").."/"..p)) do
if v == ".." then
np[#np] = nil
else
np[#np+1] = v
end
end
os.setenv("PWD","/"..table.concat(np,"/"))
end
end
setmetatable(shenv,{__index=function(_,k)
if _G[k] then
return _G[k]