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add popen2 to anoia.fs

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This commit is contained in:
Daniel Barlow 2024-08-28 06:49:43 +01:00
parent a41839f3d1
commit 1f97409474
2 changed files with 26 additions and 23 deletions
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24
pkgs/anoia/fs.fnl
View File

@ -65,6 +65,29 @@
unknown
(error (.. "can't remove " pathname " of mode \"" unknown "\""))))
(fn popen2 [pname argv envp]
(case (ll.pipe2)
(cin-s cin-d)
(match (ll.pipe2)
(cout-s cout-d)
(let [(pid err) (ll.fork)]
(if (not pid) (error (.. "error: " err))
(= pid 0)
(do
(ll.close cin-d)
(ll.close cout-s)
(ll.dup2 cin-s 0)
(ll.dup2 cout-d 1)
(ll.dup2 cout-d 2)
(ll.execve pname argv envp)
(error "execve failed"))
(> pid 0)
(do
(ll.close cin-s)
(ll.close cout-d)))
(values pid cin-d cout-s))
(nil err) (error (.. "popen pipe out: " err)))
(nil err) (error (.. "popen pipe in: " err))))
{
: mktree
@ -72,5 +95,6 @@
: directory?
: dir
: file-type
: popen2
:symlink (fn [from to] (ll.symlink from to))
}

25
pkgs/tangc/tangc.fnl
View File

@ -2,31 +2,10 @@
(local http (require :fetch))
(local { : view : join } (require :fennel))
(local { : split : base64 : %%} (require :anoia))
(local { : popen2 } (require :anoia.fs))
(local ll (require :lualinux))
(fn popen2 [pname argv envp]
(case (ll.pipe2)
(cin-s cin-d)
(match (ll.pipe2)
(cout-s cout-d)
(let [(pid err) (ll.fork)]
(if (not pid) (error (.. "error: " err))
(= pid 0)
(do
(ll.close cin-d)
(ll.close cout-s)
(ll.dup2 cin-s 0)
(ll.dup2 cout-d 1)
(ll.dup2 cout-d 2)
(ll.execve pname argv envp)
(error "execve failed"))
(> pid 0)
(do
(ll.close cin-s)
(ll.close cout-d)))
(values pid cin-d cout-s))
(nil err) (error (.. "popen pipe out: " err)))
(nil err) (error (.. "popen pipe in: " err))))
(local CLEVIS_DEFAULT_THP_LEN 43) ; Length of SHA-256 thumbprint.
(local thumbprint-algs ["S256" "S1"])