krebs pkgs += execve

This commit is contained in:
tv 2015-08-28 21:43:16 +02:00
parent c1aaaca7f7
commit 8827469a35

View File

@ -1,11 +1,13 @@
{ lib, pkgs, ... }: { lib, pkgs, ... }:
with import ../4lib { inherit lib; };
let let
inherit (pkgs) callPackage; inherit (pkgs) callPackage;
in in
pkgs // pkgs //
{ rec {
cac = callPackage ./cac.nix {}; cac = callPackage ./cac.nix {};
dic = callPackage ./dic.nix {}; dic = callPackage ./dic.nix {};
genid = callPackage ./genid.nix {}; genid = callPackage ./genid.nix {};
@ -15,6 +17,20 @@ pkgs //
nq = callPackage ./nq.nix {}; nq = callPackage ./nq.nix {};
posix-array = callPackage ./posix-array.nix {}; posix-array = callPackage ./posix-array.nix {};
execve = name: { filename, argv, envp }:
writeC name {} ''
#include <unistd.h>
int main () {
const char *filename = ${toC filename};
char *const argv[] = ${toC (argv ++ [null])};
char *const envp[] = ${toC (
mapAttrsToList (k: v: "${k}=${v}") envp ++ [null]
)};
execve(filename, argv, envp);
return -1;
}
'';
writeC = name: {}: src: pkgs.runCommand name {} '' writeC = name: {}: src: pkgs.runCommand name {} ''
PATH=${lib.makeSearchPath "bin" (with pkgs; [ PATH=${lib.makeSearchPath "bin" (with pkgs; [
binutils binutils