treewide: fix #include errors after gcc-5.4

They were mostly missing <cmath> or <math.h>.

1 files changed, 8 insertions, 4 deletions

diff --git a/pkgs/applications/graphics/photivo/default.nix b/pkgs/applications/graphics/photivo/default.nix
index 12816ba96af4..d84363df899e 100644
--- a/pkgs/applications/graphics/photivo/default.nix
+++ b/pkgs/applications/graphics/photivo/default.nix
@@ -10,15 +10,19 @@ stdenv.mkDerivation rec {
     sha256 = "0f6y18k7db2ci6xn664zcwm1g1k04sdv7gg1yd5jk41bndjb7z8h";
   };
 
-  nativeBuildInputs = [ cmake pkgconfig ];
-
-  buildInputs = [ qt4 fftw graphicsmagick_q16 lcms2 lensfun libjpeg exiv2 liblqr1 ];
-  patchPhase = '' # kinda icky
+  postPatch = '' # kinda icky
     sed -e '/("@INSTALL@")/d' \
         -e s,@INSTALL@,$out/share/photivo, \
         -i Sources/ptSettings.cpp
+    sed '1i#include <math.h>' -i Sources/filters/ptFilter_StdCurve.cpp
   '';
 
+  nativeBuildInputs = [ cmake pkgconfig ];
+
+  buildInputs = [ qt4 fftw graphicsmagick_q16 lcms2 lensfun libjpeg exiv2 liblqr1 ];
+
+  enableParallelBuilding = true;
+
   meta = with stdenv.lib; {
       platforms = platforms.linux;
       maintainers = [ maintainers.mornfall ];