* "ensureDir" -> "mkdir -p". "ensureDir" is a rather pointless

function, so obsolete it.

svn path=/nixpkgs/branches/stdenv-updates/; revision=31644

pkgs/tools/compression/bsdiff/builder.sh

@@ -2,7 +2,7 @@ source $stdenv/setup
 
 installFlags="PREFIX=$out INSTALL=install"
 
-ensureDir "$out/bin"
-ensureDir "$out/man/man1"
+mkdir -p "$out/bin"
+mkdir -p "$out/man/man1"
 
 genericBuild

pkgs/tools/compression/bzip2/builder.sh

@@ -8,7 +8,7 @@ if test -n "$sharedLibrary"; then
     }
 
     preInstall() {
-        ensureDir $out/lib
+        mkdir -p $out/lib
         mv libbz2.so* $out/lib
         ln -s libbz2.so.1.0 $out/lib/libbz2.so
     }

pkgs/tools/compression/upx/default.nix

@@ -24,7 +24,7 @@ stdenv.mkDerivation {
     cd src
   ";
 
-  installPhase = "ensureDir $out/bin ; cp upx.out $out/bin/upx";
+  installPhase = "mkdir -p $out/bin ; cp upx.out $out/bin/upx";
 
   meta = {
     homepage = http://upx.sourceforge.net/;

pkgs/tools/compression/zdelta/builder.sh

@@ -1,7 +1,7 @@
 source $stdenv/setup
 
 installPhase() {
-    ensureDir $out/bin
+    mkdir -p $out/bin
     cp -p zdc zdu $out/bin
 }