From 7894a6fa2754d5e7761ca35e80949cf1027a7f84 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B8rn=20Forsman?= <bjorn.forsman@gmail.com>
Date: Wed, 24 Apr 2013 23:46:09 +0200
Subject: [PATCH] systemd: patch hardcoded "/bin/cat" in systemd-cat

Without this patch, systemd-cat doesn't work here:

$ echo "hello world" | systemd-cat
Failed to execute process: No such file or directory
---
 pkgs/os-specific/linux/systemd/default.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkgs/os-specific/linux/systemd/default.nix b/pkgs/os-specific/linux/systemd/default.nix
index 3f95aee77be..35b35d4e6fa 100644
--- a/pkgs/os-specific/linux/systemd/default.nix
+++ b/pkgs/os-specific/linux/systemd/default.nix
@@ -48,7 +48,7 @@ stdenv.mkDerivation rec {
     ''
       # FIXME: patch this in systemd properly (and send upstream).
       # FIXME: use sulogin from util-linux once updated.
-      for i in src/remount-fs/remount-fs.c src/core/mount.c src/core/swap.c src/fsck/fsck.c units/emergency.service.in units/rescue.service.m4.in; do
+      for i in src/remount-fs/remount-fs.c src/core/mount.c src/core/swap.c src/fsck/fsck.c units/emergency.service.in units/rescue.service.m4.in src/journal/cat.c; do
         test -e $i
         substituteInPlace $i \
           --replace /bin/mount ${utillinux}/bin/mount \
@@ -57,6 +57,7 @@ stdenv.mkDerivation rec {
           --replace /sbin/swapoff ${utillinux}/sbin/swapoff \
           --replace /sbin/fsck ${utillinux}/sbin/fsck \
           --replace /bin/echo ${coreutils}/bin/echo \
+          --replace /bin/cat ${coreutils}/bin/cat \
           --replace /sbin/sulogin ${sysvtools}/sbin/sulogin
       done