* Apache httpd: build against apr, aputil and pcre instead of using

its own copies.

svn path=/nixpkgs/trunk/; revision=12971

pkgs/servers/http/apache-httpd/default.nix

@@ -1,10 +1,9 @@
-{ stdenv, fetchurl, openssl, db4, expat, perl, zlib
-, sslSupport, db4Support, proxySupport ? true
+{ stdenv, fetchurl, openssl, perl, zlib
+, sslSupport, proxySupport ? true
+, apr, aprutil, pcre
 }:
 
 assert sslSupport -> openssl != null;
-assert db4Support -> db4 != null;
-assert expat != null && perl != null;
 
 stdenv.mkDerivation {
   name = "apache-httpd-2.2.9";
@@ -14,23 +13,18 @@ stdenv.mkDerivation {
     md5 = "3afa8137dc1999be695a20b62fdf032b";
   };
 
-  #inherit sslSupport db4Support;
+  #inherit sslSupport;
 
-  buildInputs = [expat perl] ++
-    stdenv.lib.optional sslSupport openssl ++
-    stdenv.lib.optional db4Support db4;
+  buildInputs = [perl apr aprutil pcre] ++
+    stdenv.lib.optional sslSupport openssl;
 
   configureFlags = ''
-    --with-expat=${expat}
     --with-z=${zlib}
+    --with-pcre=${pcre}
     --enable-mods-shared=all
     --enable-authn-alias
     ${if proxySupport then "--enable-proxy" else ""}
-    --without-gdbm
-    --enable-threads
-    --with-devrandom=/dev/urandom
     ${if sslSupport then "--enable-ssl --with-ssl=${openssl}" else ""}
-    ${if db4Support then "--with-berkeley-db=${db4}" else ""}
   '';
 
   postInstall = ''
@@ -38,15 +32,8 @@ stdenv.mkDerivation {
     rm -rf $out/manual
   '';
 
-  # For now, disable detection of epoll to ensure that Apache still
-  # runs on Linux 2.4 kernels.  Once we've dropped support for 2.4 in
-  # Nixpkgs, this can go.  In general, it's a problem that APR
-  # detects characteristics of the build system's kernel to decide
-  # what to use at runtime, since it's impure.
-  apr_cv_epoll = "no";
-
   passthru = {
-    inherit expat sslSupport db4Support proxySupport;
+    inherit apr aprutil sslSupport proxySupport;
   };
   
   meta = {