From 3a61f8017a11c2a482faef58861d7dc1d37a082e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Thu, 13 Dec 2012 00:26:41 +0100
Subject: build: When `--enable-daemon', don't error out when Nix programs are
 missing.

* config-daemon.ac: Move AC_ARG_ENABLE([daemon]...)...
* configure.ac: ... here.
  When Nix programs are not found, error out only when
  $guix_build_daemon is no.
---
 configure.ac | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index fdc1931b3c..0ea216e9d5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -30,6 +30,11 @@ AC_ARG_WITH(store-dir,
   [storedir="/nix/store"])
 AC_SUBST(storedir)
 
+AC_ARG_ENABLE([daemon],
+  [AS_HELP_STRING([--enable-daemon], [build the Nix daemon (C++)])],
+  [guix_build_daemon="$enableval"],
+  [guix_build_daemon="no"])
+
 # Prepare a version of $localstatedir that does not contain references
 # to shell variables.
 guix_localstatedir="`eval echo $localstatedir | sed -e "s|NONE|/usr/local|g"`"
@@ -56,7 +61,7 @@ AC_ARG_WITH([nix-prefix],
 
 AC_PATH_PROG([NIX_INSTANTIATE], [nix-instantiate])
 AC_PATH_PROG([NIX_HASH], [nix-hash])
-if test "x$NIX_INSTANTIATE$NIX_HASH" = "x"; then
+if test "x$guix_build_daemon$NIX_INSTANTIATE$NIX_HASH" = "xno"; then
    AC_MSG_ERROR([Nix programs not found; please install Nix or use `--with-nix-prefix'.])
 fi
 
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