Introduce patchShebangsPhase ran in preConfigurePhases

(cherry picked from commit 91c7e8747af1fdc2a70cd98594ccbb12a5c6902d)
Signed-off-by: Domen Kožar <domen@dev.si>

86 files changed, 17 insertions, 178 deletions

diff --git a/doc/stdenv.xml b/doc/stdenv.xml
index 00fa7567c07..8eb6fadd3c8 100644
--- a/doc/stdenv.xml
+++ b/doc/stdenv.xml
@@ -854,6 +854,12 @@ following:
   </varlistentry>
 
   <varlistentry>
+    <term><varname>dontPatchSourceShebangs</varname></term>
+    <listitem><para>Same as <varname>dontPatchShebangs</varname>, but applied
+    to the source code before configurePhase.</para></listitem>
+  </varlistentry>
+
+  <varlistentry>
     <term><varname>forceShare</varname></term>
     <listitem><para>The list of directories that must be moved from
     <filename>$out</filename> to <filename>$out/share</filename>.
diff --git a/pkgs/applications/audio/caudec/default.nix b/pkgs/applications/audio/caudec/default.nix
index 24613d4dd96..fb2970ed5fa 100644
--- a/pkgs/applications/audio/caudec/default.nix
+++ b/pkgs/applications/audio/caudec/default.nix
@@ -12,10 +12,6 @@ stdenv.mkDerivation rec {
     sha256 = "5d1f5ab3286bb748bd29cbf45df2ad2faf5ed86070f90deccf71c60be832f3d5";
   };
 
-  preBuild = ''
-    patchShebangs ./install.sh
-  '';
-
   buildInputs = [ bash makeWrapper ];
 
   installPhase = ''
diff --git a/pkgs/applications/editors/geany/default.nix b/pkgs/applications/editors/geany/default.nix
index 8d4002c9ef8..9b3ee6d4f88 100644
--- a/pkgs/applications/editors/geany/default.nix
+++ b/pkgs/applications/editors/geany/default.nix
@@ -18,8 +18,6 @@ stdenv.mkDerivation rec {
 
   enableParallelBuilding = true;
 
-  patchPhase = "patchShebangs .";
-
   # This file should normally require a gtk-update-icon-cache -q /usr/share/icons/hicolor command
   # It have no reasons to exist in a redistribuable package
   postInstall = "rm $out/share/icons/hicolor/icon-theme.cache";
diff --git a/pkgs/applications/graphics/shotwell/default.nix b/pkgs/applications/graphics/shotwell/default.nix
index 223f632f937..5f3b96ba16e 100644
--- a/pkgs/applications/graphics/shotwell/default.nix
+++ b/pkgs/applications/graphics/shotwell/default.nix
@@ -30,10 +30,6 @@ in stdenv.mkDerivation rec {
   
   configureFlags = [ "--disable-gsettings-convert-install" ];
   
-  preConfigure = ''
-    patchShebangs .
-  '';
-
   postInstall = ''
     mkdir -p $out/share/gsettings-schemas/$name
     mv $out/share/glib-2.0 $out/share/gsettings-schemas/$name/
diff --git a/pkgs/applications/graphics/xara/default.nix b/pkgs/applications/graphics/xara/default.nix
index cd3a09887d0..e53514a6c1f 100644
--- a/pkgs/applications/graphics/xara/default.nix
+++ b/pkgs/applications/graphics/xara/default.nix
@@ -16,5 +16,4 @@ stdenv.mkDerivation {
 
   patches = map fetchurl (import ./debian-patches.nix);
 
-  prePatch = "patchShebangs Scripts";
 }
diff --git a/pkgs/applications/misc/bibletime/default.nix b/pkgs/applications/misc/bibletime/default.nix
index 41184d6e949..df6a3a271b6 100644
--- a/pkgs/applications/misc/bibletime/default.nix
+++ b/pkgs/applications/misc/bibletime/default.nix
@@ -12,7 +12,6 @@ stdenv.mkDerivation rec {
   };
 
   prePatch = ''
-    patchShebangs .;
   '';
 
   preConfigure =  ''
diff --git a/pkgs/applications/misc/xiphos/default.nix b/pkgs/applications/misc/xiphos/default.nix
index d2739dbec50..bce45286d1f 100644
--- a/pkgs/applications/misc/xiphos/default.nix
+++ b/pkgs/applications/misc/xiphos/default.nix
@@ -24,7 +24,6 @@ stdenv.mkDerivation rec {
                   libglade scrollkeeper webkitgtk dbus_glib enchant isocodes libuuid ];
 
   prePatch = ''
-    patchShebangs .;
   '';
 
   preConfigure =  ''
diff --git a/pkgs/applications/networking/browsers/chromium/source/default.nix b/pkgs/applications/networking/browsers/chromium/source/default.nix
index adac4baa29c..f4e54c53323 100644
--- a/pkgs/applications/networking/browsers/chromium/source/default.nix
+++ b/pkgs/applications/networking/browsers/chromium/source/default.nix
@@ -20,8 +20,6 @@ stdenv.mkDerivation {
 
   opensslPatches = optional useOpenSSL openssl.patches;
 
-  prePatch = "patchShebangs .";
-
   patches = [ ./sandbox_userns_36.patch ./nix_plugin_paths.patch ];
 
   postPatch = ''
diff --git a/pkgs/applications/networking/cluster/kubernetes/default.nix b/pkgs/applications/networking/cluster/kubernetes/default.nix
index 7931da602d6..7f3eef7554c 100644
--- a/pkgs/applications/networking/cluster/kubernetes/default.nix
+++ b/pkgs/applications/networking/cluster/kubernetes/default.nix
@@ -13,8 +13,6 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ makeWrapper which go iptables rsync ];
 
-  preBuild = "patchShebangs ./hack";
-
   postBuild = ''go build --ldflags '-extldflags "-static" -s' build/pause/pause.go'';
 
   installPhase = ''
diff --git a/pkgs/applications/networking/instant-messengers/freetalk/default.nix b/pkgs/applications/networking/instant-messengers/freetalk/default.nix
index 320e7094d48..fd545ee7f58 100644
--- a/pkgs/applications/networking/instant-messengers/freetalk/default.nix
+++ b/pkgs/applications/networking/instant-messengers/freetalk/default.nix
@@ -28,7 +28,6 @@ stdenv.mkDerivation {
   };
 
   preConfigure = ''
-    patchShebangs .
     ./autogen.sh
   '';
 
diff --git a/pkgs/applications/networking/instant-messengers/jitsi/default.nix b/pkgs/applications/networking/instant-messengers/jitsi/default.nix
index e6dd6569a55..575c6c04464 100644
--- a/pkgs/applications/networking/instant-messengers/jitsi/default.nix
+++ b/pkgs/applications/networking/instant-messengers/jitsi/default.nix
@@ -33,7 +33,6 @@ stdenv.mkDerivation rec {
     cp resources/install/generic/run.sh $out/bin/jitsi
     chmod +x $out/bin/jitsi
     sed -i 's| java | ${jdk}/bin/java |' $out/bin/jitsi
-    patchShebangs $out
   '';
 
   meta = {
diff --git a/pkgs/applications/networking/instant-messengers/kadu/default.nix b/pkgs/applications/networking/instant-messengers/kadu/default.nix
index 44cf13e2917..df8846c36b1 100644
--- a/pkgs/applications/networking/instant-messengers/kadu/default.nix
+++ b/pkgs/applications/networking/instant-messengers/kadu/default.nix
@@ -21,10 +21,6 @@ stdenv.mkDerivation {
 
   cmakeFlags = "-DENABLE_AUTODOWNLOAD=OFF -DBUILD_DESCRIPTION='NixOS' -DCMAKE_BUILD_TYPE=Release";
 
-  prePatch = ''
-    patchShebangs .
-  '';
-
   # Disable the kadu plugins I wasn't able to get to work
   patchPhase = ''
     sed -i -e '/mpd_mediaplayer/d' \
diff --git a/pkgs/applications/networking/mailreaders/thunderbird/default.nix b/pkgs/applications/networking/mailreaders/thunderbird/default.nix
index e6ba7e21dc8..6e628dc081c 100644
--- a/pkgs/applications/networking/mailreaders/thunderbird/default.nix
+++ b/pkgs/applications/networking/mailreaders/thunderbird/default.nix
@@ -71,8 +71,6 @@ stdenv.mkDerivation rec {
     ++ stdenv.lib.optional enableOfficialBranding "--enable-official-branding";
 
   configurePhase = ''
-    patchShebangs .
-
     echo '${stdenv.lib.concatMapStrings (s : "ac_add_options ${s}\n") configureFlags}' > .mozconfig
     echo "ac_add_options --prefix='$out'" >> .mozconfig
     echo "mk_add_options MOZ_MAKE_FLAGS='-j$NIX_BUILD_CORES'" >> .mozconfig
diff --git a/pkgs/applications/networking/p2p/gnunet/default.nix b/pkgs/applications/networking/p2p/gnunet/default.nix
index 052c5311253..2475adadefb 100644
--- a/pkgs/applications/networking/p2p/gnunet/default.nix
+++ b/pkgs/applications/networking/p2p/gnunet/default.nix
@@ -38,7 +38,6 @@ stdenv.mkDerivation rec {
 
     # Ensure NSS installation works fine
     configureFlags="$configureFlags --with-nssdir=$out/lib"
-    patchShebangs src/gns/nss/install-nss-plugin.sh
   '';
 
   doCheck = false;
diff --git a/pkgs/applications/networking/p2p/gnunet/svn.nix b/pkgs/applications/networking/p2p/gnunet/svn.nix
index 25a51b3c936..9e593975412 100644
--- a/pkgs/applications/networking/p2p/gnunet/svn.nix
+++ b/pkgs/applications/networking/p2p/gnunet/svn.nix
@@ -47,7 +47,6 @@ stdenv.mkDerivation rec {
 
     # Ensure NSS installation works fine
     configureFlags="$configureFlags --with-nssdir=$out/lib"
-    patchShebangs src/gns/nss/install-nss-plugin.sh
 
     sh contrib/pogen.sh
     sh bootstrap
diff --git a/pkgs/applications/science/logic/cvc4/default.nix b/pkgs/applications/science/logic/cvc4/default.nix
index 5b2e9c54d6f..a2618d88918 100644
--- a/pkgs/applications/science/logic/cvc4/default.nix
+++ b/pkgs/applications/science/logic/cvc4/default.nix
@@ -9,8 +9,6 @@ stdenv.mkDerivation {
 
   buildInputs = [ gmp libantlr3c boost ];
 
-  preConfigure = "patchShebangs ./src/";
-
   doChecks = true;
 
   meta = with stdenv.lib; {
diff --git a/pkgs/applications/science/logic/isabelle/default.nix b/pkgs/applications/science/logic/isabelle/default.nix
index 88bbe820e2f..4b68f0e3cd6 100644
--- a/pkgs/applications/science/logic/isabelle/default.nix
+++ b/pkgs/applications/science/logic/isabelle/default.nix
@@ -27,7 +27,6 @@ stdenv.mkDerivation {
 
   postPatch = ''
     ENV=$(type -p env)
-    patchShebangs "."
     substituteInPlace lib/Tools/env \
       --replace /usr/bin/env $ENV
     substituteInPlace lib/Tools/install \
diff --git a/pkgs/applications/video/cmplayer/default.nix b/pkgs/applications/video/cmplayer/default.nix
index 3fa38646d9d..fe02f9a3301 100644
--- a/pkgs/applications/video/cmplayer/default.nix
+++ b/pkgs/applications/video/cmplayer/default.nix
@@ -54,10 +54,6 @@ stdenv.mkDerivation rec {
                 ++ optional cddaSupport libcdda
                 ;
 
-  preConfigure = ''
-    patchShebangs ./configure
-    patchShebangs src/mpv/waf
-  '';
 
   configureFlags = with stdenv.lib;
                    [ "--qmake=qmake" ]
@@ -67,8 +63,6 @@ stdenv.mkDerivation rec {
                    ++ optional cddaSupport "--enable-cdda"
                    ;
 
-  preBuild = "patchShebangs ./build-mpv";
-
   nativeBuildInputs = [ pkgconfig python2 perl ];
 
   enableParallelBuilding = true;
diff --git a/pkgs/applications/video/mplayer2/default.nix b/pkgs/applications/video/mplayer2/default.nix
index 5827e22ea5e..6d47ed71b40 100644
--- a/pkgs/applications/video/mplayer2/default.nix
+++ b/pkgs/applications/video/mplayer2/default.nix
@@ -103,10 +103,6 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ yasm python3 ];
 
-  postConfigure = ''
-    patchShebangs TOOLS
-  '';
-
   configureFlags = with stdenv.lib;
     ''
       ${optionalString (useUnfreeCodecs && codecs != null) "--codecsdir=${codecs}"}
diff --git a/pkgs/applications/video/mpv/default.nix b/pkgs/applications/video/mpv/default.nix
index 052add92a1f..b87024303fe 100644
--- a/pkgs/applications/video/mpv/default.nix
+++ b/pkgs/applications/video/mpv/default.nix
@@ -97,7 +97,6 @@ stdenv.mkDerivation rec {
 
   configurePhase = ''
     python3 ${waf} configure --prefix=$out ${lib.optionalString vaapiSupport "--enable-vaapi"}
-    patchShebangs TOOLS
   '';
 
   buildPhase = ''
diff --git a/pkgs/applications/virtualization/docker/default.nix b/pkgs/applications/virtualization/docker/default.nix
index 3483b0ac6d2..01f0542e6f4 100644
--- a/pkgs/applications/virtualization/docker/default.nix
+++ b/pkgs/applications/virtualization/docker/default.nix
@@ -15,7 +15,6 @@ stdenv.mkDerivation rec {
   dontStrip = true;
 
   buildPhase = ''
-    patchShebangs ./hack
     export AUTO_GOPATH=1
     export DOCKER_GITCOMMIT="c78088f"
     ./hack/make.sh dynbinary
diff --git a/pkgs/applications/window-managers/i3/default.nix b/pkgs/applications/window-managers/i3/default.nix
index 39705aca116..aceb7a0b13c 100644
--- a/pkgs/applications/window-managers/i3/default.nix
+++ b/pkgs/applications/window-managers/i3/default.nix
@@ -18,10 +18,6 @@ stdenv.mkDerivation rec {
     perlPackages.ExtUtilsPkgConfig perlPackages.TestMore perlPackages.InlineC
   ];
 
-  postPatch = ''
-    patchShebangs .
-  '';
-
   doCheck = stdenv.system == "x86_64-linux";
 
   checkPhase = ''
diff --git a/pkgs/build-support/setup-hooks/patch-shebangs.sh b/pkgs/build-support/setup-hooks/patch-shebangs.sh
index 5a7f23b2d81..c51fce708f3 100644
--- a/pkgs/build-support/setup-hooks/patch-shebangs.sh
+++ b/pkgs/build-support/setup-hooks/patch-shebangs.sh
@@ -7,6 +7,12 @@
 
 fixupOutputHooks+=('if [ -z "$dontPatchShebangs" ]; then patchShebangs "$prefix"; fi')
 
+preConfigurePhases+=" patchShebangsPhase"
+
+patchShebangsPhase() {
+    if [ -z "$dontPatchSourceShebangs" ]; then patchShebangs "."; fi
+}
+
 patchShebangs() {
     local dir="$1"
     header "patching script interpreter paths in $dir"
diff --git a/pkgs/data/documentation/stdman/default.nix b/pkgs/data/documentation/stdman/default.nix
index 33c002e9801..53f44736350 100644
--- a/pkgs/data/documentation/stdman/default.nix
+++ b/pkgs/data/documentation/stdman/default.nix
@@ -11,11 +11,6 @@ stdenv.mkDerivation rec {
     sha256 = "09c5gjhcz97ghfrv9zkgfb1wckvmqnhbzga0xidbm1ir7640di8l";
   };
 
-  preConfigure = "
-    patchShebangs ./configure
-    patchShebangs ./do_install
-  ";
-
   buildInputs = [ curl ];
   
   meta = with stdenv.lib; {
diff --git a/pkgs/desktops/cinnamon/cjs.nix b/pkgs/desktops/cinnamon/cjs.nix
index 5d584761565..6c10340a8f9 100644
--- a/pkgs/desktops/cinnamon/cjs.nix
+++ b/pkgs/desktops/cinnamon/cjs.nix
@@ -19,8 +19,6 @@ stdenv.mkDerivation rec {
     gobjectIntrospection
   ];
 
-  preBuild = "patchShebangs ./scripts";
-
   meta = {
     homepage = "http://cinnamon.linuxmint.com";
     description = "JavaScript bindings for Cinnamon" ;
diff --git a/pkgs/desktops/cinnamon/muffin.nix b/pkgs/desktops/cinnamon/muffin.nix
index a1fd6b97ac1..7eb24444246 100644
--- a/pkgs/desktops/cinnamon/muffin.nix
+++ b/pkgs/desktops/cinnamon/muffin.nix
@@ -25,9 +25,6 @@ stdenv.mkDerivation {
     clutter cogl zenity python
     gnome_doc_utils makeWrapper];
 
-  preBuild = "patchShebangs ./scripts";
-
-
   postFixup  = ''
 
     for f in "$out/bin/"*; do
diff --git a/pkgs/desktops/gnome-3/3.12/core/caribou/default.nix b/pkgs/desktops/gnome-3/3.12/core/caribou/default.nix
index 3a6c3f0dd35..966d26cff01 100644
--- a/pkgs/desktops/gnome-3/3.12/core/caribou/default.nix
+++ b/pkgs/desktops/gnome-3/3.12/core/caribou/default.nix
@@ -16,10 +16,6 @@ stdenv.mkDerivation rec {
 
   propagatedBuildInputs = [ gnome3.libgee libxklavier ];
 
-  preBuild = ''
-    patchShebangs .
-  '';
-
   meta = with stdenv.lib; {
     platforms = platforms.linux;
   };
diff --git a/pkgs/desktops/gnome-3/3.12/core/gnome-shell/default.nix b/pkgs/desktops/gnome-3/3.12/core/gnome-shell/default.nix
index 6f6816efa5b..9136a48d401 100644
--- a/pkgs/desktops/gnome-3/3.12/core/gnome-shell/default.nix
+++ b/pkgs/desktops/gnome-3/3.12/core/gnome-shell/default.nix
@@ -27,7 +27,6 @@ stdenv.mkDerivation rec {
   installFlags = [ "keysdir=$(out)/share/gnome-control-center/keybindings" ];
 
   preBuild = ''
-    patchShebangs src/data-to-c.pl
     substituteInPlace data/Makefile --replace " install-keysDATA" ""
   '';
 
diff --git a/pkgs/desktops/gnome-3/3.12/core/vte/0.38.0.nix b/pkgs/desktops/gnome-3/3.12/core/vte/0.38.0.nix
index 548ca347a45..2c10eccb1e8 100644
--- a/pkgs/desktops/gnome-3/3.12/core/vte/0.38.0.nix
+++ b/pkgs/desktops/gnome-3/3.12/core/vte/0.38.0.nix
@@ -17,8 +17,6 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ gobjectIntrospection intltool pkgconfig gnome3.glib gnome3.gtk3 ncurses vala libxml2 ];
 
-  preConfigure = "patchShebangs .";
-
   configureFlags = [ "--enable-introspection" ];
 
   enableParallelBuilding = true;
diff --git a/pkgs/development/compilers/go/1.1-darwin.nix b/pkgs/development/compilers/go/1.1-darwin.nix
index 5b17f56ac37..411c3e029a6 100644
--- a/pkgs/development/compilers/go/1.1-darwin.nix
+++ b/pkgs/development/compilers/go/1.1-darwin.nix
@@ -22,7 +22,6 @@ stdenv.mkDerivation {
     fi
     cd go
 
-    patchShebangs ./ # replace /bin/bash
     rm src/pkg/net/{multicast_test.go,parse_test.go,port_test.go}
     # The os test wants to read files in an existing path. Just it don't be /usr/bin.
     sed -i 's,/usr/bin,'"`pwd`", src/pkg/os/os_test.go
diff --git a/pkgs/development/compilers/go/1.1.nix b/pkgs/development/compilers/go/1.1.nix
index 11640f2393d..1a6bfcad399 100644
--- a/pkgs/development/compilers/go/1.1.nix
+++ b/pkgs/development/compilers/go/1.1.nix
@@ -33,7 +33,6 @@ stdenv.mkDerivation {
     fi
     cd go
 
-    patchShebangs ./ # replace /bin/bash
     # !!! substituteInPlace does not seems to be effective.
     sed -i 's,/lib/ld-linux.so.2,${loader386},' src/cmd/8l/asm.c
     sed -i 's,/lib64/ld-linux-x86-64.so.2,${loaderAmd64},' src/cmd/6l/asm.c
diff --git a/pkgs/development/compilers/go/1.2.nix b/pkgs/development/compilers/go/1.2.nix
index a00fe734670..c091312c2a9 100644
--- a/pkgs/development/compilers/go/1.2.nix
+++ b/pkgs/development/compilers/go/1.2.nix
@@ -32,7 +32,6 @@ stdenv.mkDerivation {
     fi
     cd go
 
-    patchShebangs ./ # replace /bin/bash
     # !!! substituteInPlace does not seems to be effective.
     sed -i 's,/lib/ld-linux.so.2,${loader386},' src/cmd/8l/asm.c
     sed -i 's,/lib64/ld-linux-x86-64.so.2,${loaderAmd64},' src/cmd/6l/asm.c
diff --git a/pkgs/development/compilers/go/default.nix b/pkgs/development/compilers/go/default.nix
index b35159c10e7..8756aaa6629 100644
--- a/pkgs/development/compilers/go/default.nix
+++ b/pkgs/development/compilers/go/default.nix
@@ -30,7 +30,6 @@ stdenv.mkDerivation {
     fi
     cd go
 
-    patchShebangs ./ # replace /bin/bash
     # !!! substituteInPlace does not seems to be effective.
     sed -i 's,/lib/ld-linux.so.2,${loader386},' src/cmd/8l/asm.c
     sed -i 's,/lib64/ld-linux-x86-64.so.2,${loaderAmd64},' src/cmd/6l/asm.c
diff --git a/pkgs/development/compilers/julia/0.3.3.nix b/pkgs/development/compilers/julia/0.3.3.nix
index a8ad9d00aec..89297995c4e 100644
--- a/pkgs/development/compilers/julia/0.3.3.nix
+++ b/pkgs/development/compilers/julia/0.3.3.nix
@@ -106,8 +106,6 @@ stdenv.mkDerivation rec {
 
     export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$PWD/usr/lib:$PWD/usr/lib/julia"
 
-    patchShebangs . contrib
-
     export PATH="$PATH:${stdenv.cc.libc}/sbin"
 
     # ldconfig doesn't seem to ever work on NixOS; system-wide ldconfig cache
diff --git a/pkgs/development/compilers/mono/default.nix b/pkgs/development/compilers/mono/default.nix
index e098f48a24c..c715a684395 100644
--- a/pkgs/development/compilers/mono/default.nix
+++ b/pkgs/development/compilers/mono/default.nix
@@ -35,7 +35,6 @@ stdenv.mkDerivation rec {
   # LLVM path to point into the Mono LLVM build, since it's private anyway.
   preBuild = ''
     makeFlagsArray=(INSTALL=`type -tp install`)
-    patchShebangs ./
   '' + stdenv.lib.optionalString withLLVM ''
     substituteInPlace mono/mini/aot-compiler.c --replace "llvm_path = g_strdup (\"\")" "llvm_path = g_strdup (\"${llvm}/bin/\")"
   '';
diff --git a/pkgs/development/compilers/opa/default.nix b/pkgs/development/compilers/opa/default.nix
index f0b503bd0be..f60b9029632 100644
--- a/pkgs/development/compilers/opa/default.nix
+++ b/pkgs/development/compilers/opa/default.nix
@@ -19,7 +19,6 @@ stdenv.mkDerivation rec {
   codeGeneratorPaths = "${ocamlPackages.ocaml}/bin:${gcc}/bin:${binutils}/bin:${gnumake}/bin:${nodejs}/bin";
 
   preConfigure = ''
-    patchShebangs .
     (
     cat ./compiler/buildinfos/buildInfos.ml.pre
     ./compiler/buildinfos/generate_buildinfos.sh . --release --version ./compiler/buildinfos/version_major.txt 
diff --git a/pkgs/development/libraries/agda/agda-iowa-stdlib/default.nix b/pkgs/development/libraries/agda/agda-iowa-stdlib/default.nix
index 2c76c2f4350..446bfdf9ca7 100644
--- a/pkgs/development/libraries/agda/agda-iowa-stdlib/default.nix
+++ b/pkgs/development/libraries/agda/agda-iowa-stdlib/default.nix
@@ -12,7 +12,6 @@ agda.mkDerivation (self: rec {
 
   sourceDirectories = [ "./." ];
   buildPhase = ''
-    patchShebangs find-deps.sh
     make
   '';
 
diff --git a/pkgs/development/libraries/dbus/default.nix b/pkgs/development/libraries/dbus/default.nix
index d332321a22a..145462b38d0 100644
--- a/pkgs/development/libraries/dbus/default.nix
+++ b/pkgs/development/libraries/dbus/default.nix
@@ -47,7 +47,6 @@ let
     buildInputs = [ autoconf automake libtool ]; # ToDo: optional selinux?
 
     preConfigure = ''
-      patchShebangs .
       substituteInPlace tools/Makefile.am --replace 'install-localstatelibDATA:' 'disabled:'
       autoreconf -fi
     '';
diff --git a/pkgs/development/libraries/folly/default.nix b/pkgs/development/libraries/folly/default.nix
index 66d4f73096b..dced097a05a 100644
--- a/pkgs/development/libraries/folly/default.nix
+++ b/pkgs/development/libraries/folly/default.nix
@@ -17,9 +17,6 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ autoreconfHook python boost ];
 
   postUnpack = "sourceRoot=\${sourceRoot}/folly";
-  preBuild = ''
-    patchShebangs build
-  '';
 
   configureFlags = [ "--with-boost-libdir=${boost.lib}/lib" ];
 
diff --git a/pkgs/development/libraries/hspell/default.nix b/pkgs/development/libraries/hspell/default.nix
index 9b44d12c293..9cd071f6cbe 100644
--- a/pkgs/development/libraries/hspell/default.nix
+++ b/pkgs/development/libraries/hspell/default.nix
@@ -13,7 +13,6 @@ stdenv.mkDerivation rec {
     sha256 = "08x7rigq5pa1pfpl30qp353hbdkpadr1zc49slpczhsn0sg36pd6";
   };
 
-  patchPhase = ''patchShebangs .'';
   buildInputs = [ perl zlib ];
 
   makeFlags = "CFLAGS=-fPIC";
diff --git a/pkgs/development/libraries/ibus/default.nix b/pkgs/development/libraries/ibus/default.nix
index 6b426169a70..ef794b45279 100644
--- a/pkgs/development/libraries/ibus/default.nix
+++ b/pkgs/development/libraries/ibus/default.nix
@@ -20,7 +20,6 @@ stdenv.mkDerivation rec {
   ];
 
   preBuild = ''
-    patchShebangs ./scripts
     substituteInPlace data/dconf/Makefile --replace "dconf update" "echo"
   '';
 
diff --git a/pkgs/development/libraries/libcouchbase/default.nix b/pkgs/development/libraries/libcouchbase/default.nix
index 841edd3dff6..3e125121579 100644
--- a/pkgs/development/libraries/libcouchbase/default.nix
+++ b/pkgs/development/libraries/libcouchbase/default.nix
@@ -11,7 +11,6 @@ stdenv.mkDerivation {
   };
 
   preConfigure = ''
-    patchShebangs ./config/
     ./config/autorun.sh
   '';
 
@@ -25,4 +24,4 @@ stdenv.mkDerivation {
     license = stdenv.lib.licenses.asl20;
     platforms = stdenv.lib.platforms.unix;
   };
-}
\ No newline at end of file
+}
diff --git a/pkgs/development/libraries/libctemplate/default.nix b/pkgs/development/libraries/libctemplate/default.nix
index 142025c1e51..578ccffd094 100644
--- a/pkgs/development/libraries/libctemplate/default.nix
+++ b/pkgs/development/libraries/libctemplate/default.nix
@@ -12,10 +12,6 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ python ];
 
-  postPatch = ''
-    patchShebangs .
-  '';
-
   meta = {
     description = "A simple but powerful template language for C++";
     longDescription = ''
diff --git a/pkgs/development/libraries/libqmi/default.nix b/pkgs/development/libraries/libqmi/default.nix
index a0292067dbb..9a934befde9 100644
--- a/pkgs/development/libraries/libqmi/default.nix
+++ b/pkgs/development/libraries/libqmi/default.nix
@@ -8,10 +8,6 @@ stdenv.mkDerivation rec {
     sha256 = "03gf221yjcdzvnl4v2adwpc6cyg5mlbccn20s00fp5bgvmq81pgs";
   };
 
-  preBuild = ''
-    patchShebangs .
-  '';
-
   buildInputs = [ pkgconfig glib python ];
 
   meta = with stdenv.lib; {
diff --git a/pkgs/development/libraries/libsoup/default.nix b/pkgs/development/libraries/libsoup/default.nix
index cd2a15ffc66..517eed606e6 100644
--- a/pkgs/development/libraries/libsoup/default.nix
+++ b/pkgs/development/libraries/libsoup/default.nix
@@ -14,10 +14,6 @@ stdenv.mkDerivation {
     sha256 = "ea34dd64fe44343445daf6dd690d0691e9d973468de44878da97371c16d89784";
   };
 
-  patchPhase = ''
-    patchShebangs libsoup/
-  '';
-
   buildInputs = libintlOrEmpty ++ [ intltool python ];
   nativeBuildInputs = [ pkgconfig ];
   propagatedBuildInputs = [ glib libxml2 gobjectIntrospection ]
diff --git a/pkgs/development/libraries/libvirt/default.nix b/pkgs/development/libraries/libvirt/default.nix
index 8bd4866cb21..b6b82a12ed6 100644
--- a/pkgs/development/libraries/libvirt/default.nix
+++ b/pkgs/development/libraries/libvirt/default.nix
@@ -25,7 +25,6 @@ stdenv.mkDerivation rec {
 
   preConfigure = ''
     PATH=${iproute}/sbin:${iptables}/sbin:${ebtables}/sbin:${lvm2}/sbin:${udev}/sbin:${dnsmasq}/bin:$PATH
-    patchShebangs . # fixes /usr/bin/python references
   '';
 
   configureFlags = [
diff --git a/pkgs/development/libraries/lirc/default.nix b/pkgs/development/libraries/lirc/default.nix
index 278eb8e9e52..755bb48af1c 100644
--- a/pkgs/development/libraries/lirc/default.nix
+++ b/pkgs/development/libraries/lirc/default.nix
@@ -15,8 +15,6 @@ stdenv.mkDerivation rec {
     })
   ];
 
-  preBuild = "patchShebangs .";
-
   buildInputs = [ alsaLib help2man ];
 
   configureFlags = [
diff --git a/pkgs/development/libraries/mesa-darwin/default.nix b/pkgs/development/libraries/mesa-darwin/default.nix
index f259a397c84..0b0cf5f2822 100644
--- a/pkgs/development/libraries/mesa-darwin/default.nix
+++ b/pkgs/development/libraries/mesa-darwin/default.nix
@@ -41,8 +41,6 @@ let
       ./patches/patch-src-mapi-vgapi-Makefile.diff
     ];
 
-    postPatch = "patchShebangs .";
-
     configurePhase = ":";
 
     makeFlags = "INSTALL_DIR=\${out} CC=cc CXX=c++";
diff --git a/pkgs/development/libraries/mesa/default.nix b/pkgs/development/libraries/mesa/default.nix
index a3b40eb612c..4db3b003f2f 100644
--- a/pkgs/development/libraries/mesa/default.nix
+++ b/pkgs/development/libraries/mesa/default.nix
@@ -38,7 +38,6 @@ stdenv.mkDerivation {
     sha256 = "f6031f8b7113a92325b60635c504c510490eebb2e707119bbff7bd86aa34657d";
   };
 
-  prePatch = "patchShebangs .";
 
   patches = [
     ./static-gallium.patch
diff --git a/pkgs/development/libraries/polkit/default.nix b/pkgs/development/libraries/polkit/default.nix
index 7fe16cec56b..6a0cc50c412 100644
--- a/pkgs/development/libraries/polkit/default.nix
+++ b/pkgs/development/libraries/polkit/default.nix
@@ -35,9 +35,7 @@ stdenv.mkDerivation rec {
     ( map (var: ''-DPACKAGE_${var}_DIR=\""${builtins.getAttr var foolVars}"\"'')
         (builtins.attrNames foolVars) );
 
-  preConfigure = ''
-    patchShebangs .
-  '' + stdenv.lib.optionalString useSystemd /* bogus chroot detection */ ''
+  preConfigure = stdenv.lib.optionalString useSystemd /* bogus chroot detection */ ''
     sed '/libsystemd-login autoconfigured, but system does not appear to use systemd/s/.*/:/' -i configure
   ''
     # ‘libpolkit-agent-1.so’ should call the setuid wrapper on
diff --git a/pkgs/development/libraries/qpdf/default.nix b/pkgs/development/libraries/qpdf/default.nix
index 63ba58f2343..2f481503670 100644
--- a/pkgs/development/libraries/qpdf/default.nix
+++ b/pkgs/development/libraries/qpdf/default.nix
@@ -15,11 +15,9 @@ stdenv.mkDerivation rec {
   buildInputs = [ pcre zlib ];
 
   postPatch = ''
-    patchShebangs qpdf/fix-qdf
   '';
 
   preCheck = ''
-    patchShebangs qtest/bin/qtest-driver
   '';
 
   doCheck = true;
diff --git a/pkgs/development/libraries/sword/default.nix b/pkgs/development/libraries/sword/default.nix
index 6faf2224b0c..a91474d054c 100644
--- a/pkgs/development/libraries/sword/default.nix
+++ b/pkgs/development/libraries/sword/default.nix
@@ -13,10 +13,6 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ pkgconfig icu clucene_core curl ];
 
-  prePatch = ''
-    patchShebangs .;
-  '';
-
   configureFlags = "--without-conf --enable-tests=no CXXFLAGS=-Wno-unused-but-set-variable";
 
   meta = with stdenv.lib; {
diff --git a/pkgs/development/libraries/webkitgtk/2.4.6.nix b/pkgs/development/libraries/webkitgtk/2.4.6.nix
index a2344f71f88..bb8e95fb1ec 100644
--- a/pkgs/development/libraries/webkitgtk/2.4.6.nix
+++ b/pkgs/development/libraries/webkitgtk/2.4.6.nix
@@ -28,10 +28,6 @@ stdenv.mkDerivation rec {
 
   CC = "cc";
 
-  prePatch = ''
-    patchShebangs Tools/gtk
-  '';
-
   configureFlags = with stdenv.lib; [
     "--disable-geolocation"
     (optionalString enableIntrospection "--enable-introspection")
diff --git a/pkgs/development/libraries/webkitgtk/default.nix b/pkgs/development/libraries/webkitgtk/default.nix
index 3cbf3698732..08576c2ebc3 100644
--- a/pkgs/development/libraries/webkitgtk/default.nix
+++ b/pkgs/development/libraries/webkitgtk/default.nix
@@ -17,8 +17,6 @@ stdenv.mkDerivation rec {
     maintainers = with maintainers; [ iyzsong koral ];
   };
 
-  preConfigure = "patchShebangs Tools";
-
   src = fetchurl {
     url = "http://webkitgtk.org/releases/${name}.tar.xz";
     sha256 = "1f9qm5g1mbjm2hrnlzymas99piws4h4y3yxz4p6f6gavnsvfjwji";
diff --git a/pkgs/development/libraries/zeitgeist/default.nix b/pkgs/development/libraries/zeitgeist/default.nix
index d0de624890b..ecdcd7804e5 100644
--- a/pkgs/development/libraries/zeitgeist/default.nix
+++ b/pkgs/development/libraries/zeitgeist/default.nix
@@ -21,8 +21,6 @@ stdenv.mkDerivation rec {
                   libtool python dbus_libs telepathy_glib vala dbus_glib
                   gtk3 json_glib librdf_raptor2 pythonPackages.rdflib ];
 
-  prePatch = "patchShebangs .";
-
   patches = [ ./dbus_glib.patch ];
 
   patchFlags = [ "-p0" ];
diff --git a/pkgs/development/ocaml-modules/javalib/default.nix b/pkgs/development/ocaml-modules/javalib/default.nix
index 7272e668aa2..960824731f6 100644
--- a/pkgs/development/ocaml-modules/javalib/default.nix
+++ b/pkgs/development/ocaml-modules/javalib/default.nix
@@ -20,8 +20,6 @@ stdenv.mkDerivation rec {
 
   createFindlibDestdir = true;
 
-  preConfigure = "patchShebangs ./configure.sh";
-
   configureScript = "./configure.sh";
   dontAddPrefix = "true";
 
diff --git a/pkgs/development/ocaml-modules/sawja/default.nix b/pkgs/development/ocaml-modules/sawja/default.nix
index 534a7684cec..2ee035aadb6 100644
--- a/pkgs/development/ocaml-modules/sawja/default.nix
+++ b/pkgs/development/ocaml-modules/sawja/default.nix
@@ -22,8 +22,6 @@ stdenv.mkDerivation rec {
 
   createFindlibDestdir = true;
 
-  preConfigure = "patchShebangs ./configure.sh";
-
   configureScript = "./configure.sh";
   dontAddPrefix = "true";
 
diff --git a/pkgs/development/python-modules/dbus/default.nix b/pkgs/development/python-modules/dbus/default.nix
index bc386e7e5ac..9a6e25d13a4 100644
--- a/pkgs/development/python-modules/dbus/default.nix
+++ b/pkgs/development/python-modules/dbus/default.nix
@@ -8,8 +8,6 @@ if isPyPy then throw "dbus-python not supported for interpreter ${python.executa
     sha256 = "1py62qir966lvdkngg0v8k1khsqxwk5m4s8nflpk1agk5f5nqb71";
   };
 
-  postPatch = "patchShebangs .";
-
   buildInputs = [ python pkgconfig dbus dbus_glib ]
     ++ stdenv.lib.optional doCheck dbus_tools;
 
diff --git a/pkgs/development/r-modules/default.nix b/pkgs/development/r-modules/default.nix
index 1ec48bcc06f..46bed164fef 100644
--- a/pkgs/development/r-modules/default.nix
+++ b/pkgs/development/r-modules/default.nix
@@ -916,14 +916,6 @@ let
   ];
 
   otherOverrides = old: new: {
-    RcppArmadillo = old.RcppArmadillo.overrideDerivation (attrs: {
-      patchPhase = "patchShebangs configure";
-    });
-
-    rpf = old.rpf.overrideDerivation (attrs: {
-      patchPhase = "patchShebangs configure";
-    });
-
     BayesXsrc = old.BayesXsrc.overrideDerivation (attrs: {
       patches = [ ./patches/BayesXsrc.patch ];
     });
diff --git a/pkgs/development/tools/build-managers/icmake/default.nix b/pkgs/development/tools/build-managers/icmake/default.nix
index a32ea9a3add..929e68ed4e0 100644
--- a/pkgs/development/tools/build-managers/icmake/default.nix
+++ b/pkgs/development/tools/build-managers/icmake/default.nix
@@ -10,7 +10,6 @@ stdenv.mkDerivation rec {
   };
 
   preConfigure = ''
-    patchShebangs ./
     sed -i "s;usr/;;g" INSTALL.im
   '';
 
@@ -25,4 +24,4 @@ stdenv.mkDerivation rec {
     maintainers = with maintainers; [ pSub ];
     platforms = platforms.linux;
   };
-}
\ No newline at end of file
+}
diff --git a/pkgs/development/tools/documentation/doxygen/default.nix b/pkgs/development/tools/documentation/doxygen/default.nix
index 50f2037b271..65ae4b61b4f 100644
--- a/pkgs/development/tools/documentation/doxygen/default.nix
+++ b/pkgs/development/tools/documentation/doxygen/default.nix
@@ -24,9 +24,7 @@ stdenv.mkDerivation {
     ++ stdenv.lib.optional (qt4 != null) "--with-doxywizard";
 
   preConfigure =
-    ''
-      patchShebangs .
-    '' + stdenv.lib.optionalString (qt4 != null)
+    stdenv.lib.optionalString (qt4 != null)
     ''
       echo "using QTDIR=${qt4}..."
       export QTDIR=${qt4}
diff --git a/pkgs/development/tools/misc/yodl/default.nix b/pkgs/development/tools/misc/yodl/default.nix
index 691974353e1..f16c961f4cf 100644
--- a/pkgs/development/tools/misc/yodl/default.nix
+++ b/pkgs/development/tools/misc/yodl/default.nix
@@ -12,7 +12,6 @@ stdenv.mkDerivation rec {
   };
 
   preConfigure = ''
-    patchShebangs scripts/.
     sed -i 's;/usr;;g' INSTALL.im
     substituteInPlace build --replace /usr/bin/icmake ${icmake}/bin/icmake
     substituteInPlace macros/rawmacros/startdoc.pl --replace /usr/bin/perl ${perl}/bin/perl
diff --git a/pkgs/games/crawl/default.nix b/pkgs/games/crawl/default.nix
index 7f971150c67..21432f0190d 100644
--- a/pkgs/games/crawl/default.nix
+++ b/pkgs/games/crawl/default.nix
@@ -25,10 +25,6 @@ stdenv.mkDerivation rec {
     cd source
     # Related to issue #1963
     sed -i 's/-fuse-ld=gold//g' Makefile
-    for i in util/*.pl; do
-      patchShebangs $i
-    done
-    patchShebangs util/gen-mi-enum
   '';
 
   makeFlags = [ "prefix=$(out)" "FORCE_CC=gcc" "FORCE_CXX=g++" "HOSTCXX=g++"
diff --git a/pkgs/misc/vim-plugins/default.nix b/pkgs/misc/vim-plugins/default.nix
index 2ca31d523fe..25a3a051fb9 100644
--- a/pkgs/misc/vim-plugins/default.nix
+++ b/pkgs/misc/vim-plugins/default.nix
@@ -527,8 +527,6 @@ rec {
     configurePhase = ":";
 
     buildPhase = ''
-      patchShebangs .
-
       target=$out/${rtpPath}/youcompleteme
       mkdir -p $target
       cp -a ./ $target
diff --git a/pkgs/os-specific/darwin/cctools-port/default.nix b/pkgs/os-specific/darwin/cctools-port/default.nix
index cdc259c1e2a..eb4924ef8d4 100644
--- a/pkgs/os-specific/darwin/cctools-port/default.nix
+++ b/pkgs/os-specific/darwin/cctools-port/default.nix
@@ -22,7 +22,6 @@ stdenv.mkDerivation rec {
   enableParallelBuilding = true;
 
   postPatch = ''
-    patchShebangs tools
     sed -i -e 's/which/type -P/' tools/*.sh
     sed -i -e 's|clang++|& -I${libcxx}/include/c++/v1|' cctools/autogen.sh
 
diff --git a/pkgs/os-specific/linux/hwdata/default.nix b/pkgs/os-specific/linux/hwdata/default.nix
index 325a44f97aa..57785d40132 100644
--- a/pkgs/os-specific/linux/hwdata/default.nix
+++ b/pkgs/os-specific/linux/hwdata/default.nix
@@ -8,8 +8,6 @@ stdenv.mkDerivation {
     sha256 = "1ak3h3psg3wk9yk0dqnzdzik3jadzja3ah22vjfmf71p3b5xc8ai";
   };
 
-  preConfigure = "patchShebangs ./configure";
-
   configureFlags = "--datadir=$(prefix)/data";
 
   meta = {
diff --git a/pkgs/os-specific/linux/x86info/default.nix b/pkgs/os-specific/linux/x86info/default.nix
index 54bd33cc92f..ef1935b931f 100644
--- a/pkgs/os-specific/linux/x86info/default.nix
+++ b/pkgs/os-specific/linux/x86info/default.nix
@@ -10,8 +10,6 @@ stdenv.mkDerivation rec {
   };
 
   preConfigure = ''
-    patchShebangs .
-
     # ignore warnings
     sed -i 's/-Werror -Wall//' Makefile
   '';
diff --git a/pkgs/servers/amqp/rabbitmq-server/default.nix b/pkgs/servers/amqp/rabbitmq-server/default.nix
index b5f9195abbd..e850727ca1a 100644
--- a/pkgs/servers/amqp/rabbitmq-server/default.nix
+++ b/pkgs/servers/amqp/rabbitmq-server/default.nix
@@ -14,11 +14,6 @@ stdenv.mkDerivation rec {
   buildInputs =
     [ erlang python libxml2 libxslt xmlto docbook_xml_dtd_45 docbook_xsl zip unzip ];
 
-  preBuild =
-    ''
-      # Fix the "/usr/bin/env" in "calculate-relative".
-      patchShebangs .
-    '';
 
   installFlags = "TARGET_DIR=$(out)/libexec/rabbitmq SBIN_DIR=$(out)/sbin MAN_DIR=$(out)/share/man DOC_INSTALL_DIR=$(out)/share/doc";
 
diff --git a/pkgs/servers/fleet/default.nix b/pkgs/servers/fleet/default.nix
index 9a122ae90a6..94343fcba5c 100644
--- a/pkgs/servers/fleet/default.nix
+++ b/pkgs/servers/fleet/default.nix
@@ -14,7 +14,6 @@ stdenv.mkDerivation rec {
   buildInputs = [ go ];
 
   buildPhase = ''
-    patchShebangs build
     ./build
   '';
 
diff --git a/pkgs/servers/gpsd/default.nix b/pkgs/servers/gpsd/default.nix
index 17325ccb291..90d7d7435be 100644
--- a/pkgs/servers/gpsd/default.nix
+++ b/pkgs/servers/gpsd/default.nix
@@ -36,7 +36,6 @@ stdenv.mkDerivation rec {
   #   'chrpath' is used to be able to run the tests from the source tree, but
   #   we use $LD_LIBRARY_PATH instead.
   buildPhase = ''
-    patchShebangs .
     mkdir -p "$out"
     sed -e "s|python_lib_dir = .*|python_lib_dir = \"$out/lib/${pythonFull.libPrefix}/site-packages\"|" -i SConstruct
     scons prefix="$out" leapfetch=no gpsd_user=${gpsdUser} gpsd_group=${gpsdGroup} \
diff --git a/pkgs/servers/http/openresty/default.nix b/pkgs/servers/http/openresty/default.nix
index 65c81c455b9..213313cb6b2 100644
--- a/pkgs/servers/http/openresty/default.nix
+++ b/pkgs/servers/http/openresty/default.nix
@@ -52,7 +52,6 @@ stdenv.mkDerivation rec {
   preConfigure = ''
     export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -I${libxml2}/include/libxml2 $additionalFlags"
     export PATH="$PATH:${stdenv.cc.libc}/sbin"
-    patchShebangs .
   '';
 
   meta = {
diff --git a/pkgs/servers/nosql/rethinkdb/default.nix b/pkgs/servers/nosql/rethinkdb/default.nix
index 1c8eac99737..0bf4ed1c1bd 100644
--- a/pkgs/servers/nosql/rethinkdb/default.nix
+++ b/pkgs/servers/nosql/rethinkdb/default.nix
@@ -10,7 +10,6 @@ stdenv.mkDerivation rec {
 
   preConfigure = ''
     export ALLOW_WARNINGS=1
-    patchShebangs .
   '';
 
   configureFlags = "--lib-path ${gperftools}/lib";
diff --git a/pkgs/servers/nosql/riak/1.3.1.nix b/pkgs/servers/nosql/riak/1.3.1.nix
index e773f6ddcc3..e414668195e 100644
--- a/pkgs/servers/nosql/riak/1.3.1.nix
+++ b/pkgs/servers/nosql/riak/1.3.1.nix
@@ -32,7 +32,6 @@ stdenv.mkDerivation rec {
     cp -R getopt riaknostic/deps
     cp -R meck riaknostic/deps
     popd
-    patchShebangs .
   '';
 
   buildPhase = ''
diff --git a/pkgs/servers/openafs-client/default.nix b/pkgs/servers/openafs-client/default.nix
index 9d9df2e38c0..4aedc019327 100644
--- a/pkgs/servers/openafs-client/default.nix
+++ b/pkgs/servers/openafs-client/default.nix
@@ -24,7 +24,6 @@ stdenv.mkDerivation {
   preConfigure = ''
     ln -s ${kernel.dev}/lib/modules/*/build $TMP/linux
 
-    patchShebangs .
     for i in `grep -l -R '/usr/\(include\|src\)' .`; do
       echo "Patch /usr/include and /usr/src in $i"
       substituteInPlace $i \
diff --git a/pkgs/tools/backup/bup/default.nix b/pkgs/tools/backup/bup/default.nix
index 1964f01b077..e181b4ca18e 100644
--- a/pkgs/tools/backup/bup/default.nix
+++ b/pkgs/tools/backup/bup/default.nix
@@ -19,7 +19,6 @@ stdenv.mkDerivation {
   nativeBuildInputs = [ pandoc perl makeWrapper ];
 
   patchPhase = ''
-    patchShebangs .
     substituteInPlace Makefile --replace "-Werror" ""
     substituteInPlace Makefile --replace "./format-subst.pl" "perl ./format-subst.pl"
   '' + optionalString par2Support ''
diff --git a/pkgs/tools/cd-dvd/dvdisaster/default.nix b/pkgs/tools/cd-dvd/dvdisaster/default.nix
index b54f342b345..34ca3d84871 100644
--- a/pkgs/tools/cd-dvd/dvdisaster/default.nix
+++ b/pkgs/tools/cd-dvd/dvdisaster/default.nix
@@ -10,10 +10,6 @@ stdenv.mkDerivation rec {
     sha256 = "e9787dea39aeafa38b26604752561bc895083c17b588489d857ac05c58be196b";
   };
 
-  postPatch = ''
-    patchShebangs ./
-  '';
-
   buildInputs = [
     pkgconfig which gettext intltool
     glib gtk2
diff --git a/pkgs/tools/filesystems/nixpart/0.4/pyparted.nix b/pkgs/tools/filesystems/nixpart/0.4/pyparted.nix
index 67f318c863e..81fe8214415 100644
--- a/pkgs/tools/filesystems/nixpart/0.4/pyparted.nix
+++ b/pkgs/tools/filesystems/nixpart/0.4/pyparted.nix
@@ -29,7 +29,6 @@ buildPythonPackage rec {
   propagatedBuildInputs = [ parted ];
 
   checkPhase = ''
-    patchShebangs Makefile
     make test PYTHON=${python.executable}
   '';
 
diff --git a/pkgs/tools/misc/convmv/default.nix b/pkgs/tools/misc/convmv/default.nix
index 7db7ebf96d6..aea4fb8aad0 100644
--- a/pkgs/tools/misc/convmv/default.nix
+++ b/pkgs/tools/misc/convmv/default.nix
@@ -12,9 +12,8 @@ stdenv.mkDerivation rec {
     makeFlags="PREFIX=$out"
   '';
 
-  patchPhase=''
+  postBuild=''
     tar -xf testsuite.tar
-    patchShebangs .
   '';
 
   doCheck = true;
diff --git a/pkgs/tools/misc/opentsdb/default.nix b/pkgs/tools/misc/opentsdb/default.nix
index 6f9695ba363..c19ccfba001 100644
--- a/pkgs/tools/misc/opentsdb/default.nix
+++ b/pkgs/tools/misc/opentsdb/default.nix
@@ -16,7 +16,6 @@ stdenv.mkDerivation rec {
     mkdir build
     cd build
     ../configure --prefix=$out
-    patchShebangs ../build-aux/
   '';
 
   installPhase = ''
diff --git a/pkgs/tools/misc/parted/default.nix b/pkgs/tools/misc/parted/default.nix
index 0763532260a..fdfcfdc73d9 100644
--- a/pkgs/tools/misc/parted/default.nix
+++ b/pkgs/tools/misc/parted/default.nix
@@ -12,7 +12,6 @@ stdenv.mkDerivation rec {
   patches = stdenv.lib.optional doCheck ./gpt-unicode-test-fix.patch;
 
   postPatch = stdenv.lib.optionalString doCheck ''
-    patchShebangs tests
   '';
 
   buildInputs = [ libuuid ]
diff --git a/pkgs/tools/misc/pipelight/default.nix b/pkgs/tools/misc/pipelight/default.nix
index 5ead0e7c8ba..e30ce14d5e9 100644
--- a/pkgs/tools/misc/pipelight/default.nix
+++ b/pkgs/tools/misc/pipelight/default.nix
@@ -32,7 +32,6 @@ let
       ];
       postPatch = ''
         export wineDir=$(pwd)
-        patchShebangs $wineDir/tools/
 	chmod u+w $wineDir/../git-export/debian/tools/
         patchShebangs $wineDir/../git-export/debian/tools/
         chmod -R +rwx ../git-export/
diff --git a/pkgs/tools/security/mbox/default.nix b/pkgs/tools/security/mbox/default.nix
index 732cf704661..1dba136bda7 100644
--- a/pkgs/tools/security/mbox/default.nix
+++ b/pkgs/tools/security/mbox/default.nix
@@ -21,7 +21,6 @@ stdenv.mkDerivation {
   checkPhase = ''
     rm tests/test-*vim.sh tests/test-pip.sh
 
-    patchShebangs ./; dontPatchShebags=1
     sed -i 's|^/bin/||' tests/test-fileops.sh
 
     ./testall.sh
diff --git a/pkgs/tools/typesetting/tex/latex2html/default.nix b/pkgs/tools/typesetting/tex/latex2html/default.nix
index f6fc640eb3f..853668c3b8a 100644
--- a/pkgs/tools/typesetting/tex/latex2html/default.nix
+++ b/pkgs/tools/typesetting/tex/latex2html/default.nix
@@ -11,7 +11,6 @@ stdenv.mkDerivation rec {
   buildInputs = [ tex perl ghostscript netpbm ];
 
   preConfigure = ''
-    patchShebangs .
     sed -i -e "s|#! /bin/cat|#! $(type -p cat)|" configure
     configureFlags="--with-texpath=$out/share/texmf-nix";
   '';
diff --git a/pkgs/tools/virtualization/cloud-init/default.nix b/pkgs/tools/virtualization/cloud-init/default.nix
index 48eb68242e1..93814684bc1 100644
--- a/pkgs/tools/virtualization/cloud-init/default.nix
+++ b/pkgs/tools/virtualization/cloud-init/default.nix
@@ -12,8 +12,6 @@ in pythonPackages.buildPythonPackage rec {
   };
 
   preBuild = ''
-    patchShebangs ./tools
-
     substituteInPlace setup.py \
       --replace /usr $out \
       --replace /etc $out/etc \
diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index 813284ede8f..6ad1e46de0a 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -1357,7 +1357,6 @@ let self = _self // overrides; _self = with self; {
       url = mirror://cpan/authors/id/S/SC/SCHWIGON/class-methodmaker/Class-MethodMaker-2.21.tar.gz;
       sha256 = "0gca1cjy2k0mrpfnbyzm5islzfayqfvg3zzlrlm7n60p0cb48y7w";
     };
-    preConfigure = "patchShebangs .";
     meta = {
       description = "A module for creating generic methods";
       license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 77e380105c8..24f2feffdfe 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7213,10 +7213,6 @@ let
       sha256 = "1mrh233pj584gf7la64d4xlmvdnfl4jwpxs95lnd3i4zd5drid14";
     };
 
-    preConfigure = ''
-      patchShebangs .
-    '';
-
     buildInputs = [
       self.setuptools self.nose pkgs.pkgconfig pkgs.swig pkgs.libcdio
     ];
@@ -7585,7 +7581,6 @@ let
     propagatedBuildInputs = with self; [ pkgs.parted ];
 
     checkPhase = ''
-      patchShebangs Makefile
       make test PYTHON=${python.executable}
     '';