nils/gluon
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

fixup! gluon-core: implement popen3() in gluon/util.lua

Browse Source
This commit is contained in:
aiyion.prime 2021-07-06 11:07:51 +02:00
parent fd6c77d134
commit 12d2f3a252
1 changed files with 5 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
package/gluon-core/luasrc/usr/lib/lua/gluon/util.lua
View File

@ -199,19 +199,18 @@ M.PipePolicies = {
-- Execute a program found using command PATH search, like the shell. -- Execute a program found using command PATH search, like the shell.
-- Return the pid, as well as the I/O streams as pipes or nil on error. -- Return the pid, as well as the I/O streams as pipes or nil on error.
function M.popen3(policies, path, ...) function M.popen3(policies, path, ...)
local pipes = {}
local intern = {} local intern = {}
local extern = {} local extern = {}
for fd, policy in pairs(policies) do for fd, policy in pairs(policies) do
if M.PipePolicies.CREATE==policy then if M.PipePolicies.CREATE==policy then
pipes[fd]={posix_unistd.pipe()} local piper, pipew = posix_unistd.pipe()
if posix_unistd.STDIN_FILENO==fd then if posix_unistd.STDIN_FILENO==fd then
intern[fd]=pipes[fd][1] intern[fd]=piper
extern[fd]=pipes[fd][2] extern[fd]=pipew
else else
intern[fd]=pipes[fd][2] intern[fd]=pipew
extern[fd]=pipes[fd][1] extern[fd]=piper
end end
end end
end end