diff options
| author | tv <tv@shackspace.de> | 2015-08-28 21:43:16 +0200 |
|---|---|---|
| committer | tv <tv@shackspace.de> | 2015-08-28 21:45:55 +0200 |
| commit | 8827469a35852a0623d8353c22b481a15328254a (patch) | |
| tree | 83caa3611edf07779b3e8c4858dc8cda8552af8b | |
| parent | c1aaaca7f7febe0c587342ae74e7045bb9a67c5a (diff) | |
krebs pkgs += execve
| -rw-r--r-- | krebs/5pkgs/default.nix | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/krebs/5pkgs/default.nix b/krebs/5pkgs/default.nix index c8fb1d2d7..406bd15eb 100644 --- a/krebs/5pkgs/default.nix +++ b/krebs/5pkgs/default.nix @@ -1,11 +1,13 @@ { lib, pkgs, ... }: +with import ../4lib { inherit lib; }; + let inherit (pkgs) callPackage; in pkgs // -{ +rec { cac = callPackage ./cac.nix {}; dic = callPackage ./dic.nix {}; genid = callPackage ./genid.nix {}; @@ -15,6 +17,20 @@ pkgs // nq = callPackage ./nq.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}=${v}") envp ++ [null] + )}; + execve(filename, argv, envp); + return -1; + } + ''; + writeC = name: {}: src: pkgs.runCommand name {} '' PATH=${lib.makeSearchPath "bin" (with pkgs; [ binutils |