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- Expand redbean UNIX module
- Expand redbean documentation
- Ensure Lua copyright is embedded in binary
- Increase the PATH_MAX limit especially on NT
- Use column major sorting for linenoise completions
- Fix some suboptimalities in redbean's new UNIX API
- Figured out right flags for Multics newline in raw mode
This commit is contained in:
Justine Tunney 2022-04-24 09:59:22 -07:00
parent cf3174dc74
commit 2046c0d2ae
305 changed files with 6602 additions and 4221 deletions
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33
tool/net/demo/unix-subprocess.lua
View file

@ -2,15 +2,20 @@
-- and pipe its output to the http user
local unix = require "unix"
function main()
if GetHostOs() == 'WINDOWS' then
cmd = 'dir'
else
cmd = 'ls'
end
syscall = 'commandv'
ls, errno = unix.commandv("ls")
ls, errno = unix.commandv(cmd)
if ls then
syscall = 'pipe'
reader, writer, errno = unix.pipe()
if reader then
oldint = unix.sigaction(unix.SIGINT, unix.SIG_IGN)
oldquit = unix.sigaction(unix.SIGQUIT, unix.SIG_IGN)
oldmask = unix.sigprocmask(unix.SIG_BLOCK, unix.SIGCHLD)
-- oldint = unix.sigaction(unix.SIGINT, unix.SIG_IGN)
-- oldquit = unix.sigaction(unix.SIGQUIT, unix.SIG_IGN)
-- oldmask = unix.sigprocmask(unix.SIG_BLOCK, unix.SIGCHLD)
syscall = 'fork'
child, errno = unix.fork()
if child then
@ -19,10 +24,10 @@ function main()
unix.dup(writer)
unix.close(writer)
unix.close(reader)
unix.sigaction(unix.SIGINT, oldint)
unix.sigaction(unix.SIGQUIT, oldquit)
unix.sigprocmask(unix.SIG_SETMASK, oldmask)
unix.execve(ls, {ls, "-Shal"})
-- unix.sigaction(unix.SIGINT, oldint)
-- unix.sigaction(unix.SIGQUIT, oldquit)
-- unix.sigprocmask(unix.SIG_SETMASK, oldmask)
unix.execve(ls, {ls, '-Shal'})
unix.exit(127)
else
unix.close(writer)
@ -31,21 +36,21 @@ function main()
while true do
data, errno = unix.read(reader)
if data then
if data ~= "" then
if data ~= '' then
Write(data)
else
break
end
elseif errno ~= unix.EINTR then
Log(kLogWarn, string.format('read() failed: %s', unix.strerror(errno)))
Log(kLogWarn, 'read() failed: %s' % {unix.strerror(errno)})
break
end
end
unix.close(reader)
unix.wait(-1)
unix.sigaction(unix.SIGINT, oldint)
unix.sigaction(unix.SIGQUIT, oldquit)
unix.sigprocmask(unix.SIG_SETMASK, oldmask)
-- unix.sigaction(unix.SIGINT, oldint)
-- unix.sigaction(unix.SIGQUIT, oldquit)
-- unix.sigprocmask(unix.SIG_SETMASK, oldmask)
return
end
end
@ -53,6 +58,6 @@ function main()
end
SetStatus(200)
SetHeader('Content-Type', 'text/plain')
Write(string.format('error %s calling %s()', unix.strerrno(errno), syscall))
Write('error %s calling %s()' % {unix.strerrno(errno), syscall})
end
main()