Merge remote-tracking branch 'cd/master'

1 files changed, 46 insertions, 10 deletions

diff --git a/krebs/5pkgs/default.nix b/krebs/5pkgs/default.nix
index 89872f1eb..500d5fe25 100644
--- a/krebs/5pkgs/default.nix
+++ b/krebs/5pkgs/default.nix
@@ -1,16 +1,52 @@
-{ pkgs, ... }:
+{ lib, pkgs, ... }:
+
+with import ../4lib { inherit lib; };
 
 let
   inherit (pkgs) callPackage;
 in
 
-pkgs //
-{
-  cac = callPackage ./cac.nix {};
-  dic = callPackage ./dic.nix {};
-  genid = callPackage ./genid.nix {};
-  github-hosts-sync = callPackage ./github-hosts-sync.nix {};
-  github-known_hosts = callPackage ./github-known_hosts.nix {};
-  hashPassword = callPackage ./hashPassword.nix {};
-  posix-array = callPackage ./posix-array.nix {};
+rec {
+  cac = callPackage ./cac {};
+  charybdis = callPackage ./charybdis {};
+  dic = callPackage ./dic {};
+  genid = callPackage ./genid {};
+  github-hosts-sync = callPackage ./github-hosts-sync {};
+  github-known_hosts = callPackage ./github-known_hosts {};
+  hashPassword = callPackage ./hashPassword {};
+  lentil = callPackage ./lentil {};
+  much = callPackage ./much {};
+  nq = callPackage ./nq {};
+  posix-array = callPackage ./posix-array {};
+  pssh = callPackage ./pssh {};
+  youtube-tools = callPackage ./youtube-tools {};
+
+  execve = name: { filename, argv, envp ? {}, destination ? "" }:
+    writeC name { inherit destination; } ''
+      #include <unistd.h>
+      int main () {
+        const char *filename = ${toC filename};
+        char *const argv[] = ${toC (argv ++ [null])};
+        char *const envp[] = ${toC (
+          mapAttrsToList (k: v: "${k}=${v}") envp ++ [null]
+        )};
+        execve(filename, argv, envp);
+        return -1;
+      }
+    '';
+
+  execveBin = name: cfg: execve name (cfg // { destination = "/bin/${name}"; });
+
+  writeC = name: { destination ? "" }: src: pkgs.runCommand name {} ''
+    PATH=${lib.makeSearchPath "bin" (with pkgs; [
+      binutils
+      coreutils
+      gcc
+    ])}
+    src=${pkgs.writeText "${name}.c" src}
+    exe=$out${destination}
+    mkdir -p "$(dirname "$exe")"
+    gcc -O -Wall -o "$exe" $src
+    strip --strip-unneeded "$exe"
+  '';
 }