12 files changed, 18 insertions, 18 deletions
diff --git a/pkgs/tools/graphics/appleseed/default.nix b/pkgs/tools/graphics/appleseed/default.nix
index d7603c42fca..cafe0bb7b11 100644
--- a/pkgs/tools/graphics/appleseed/default.nix
+++ b/pkgs/tools/graphics/appleseed/default.nix
@@ -24,7 +24,7 @@ in stdenv.mkDerivation rec {
     osl seexpr makeWrapper
   ];
 
-  NIX_CFLAGS_COMPILE = [
+  NIX_CFLAGS_COMPILE = toString [
     "-I${openexr.dev}/include/OpenEXR"
     "-I${ilmbase.dev}/include/OpenEXR"
     "-I${openimageio.dev}/include/OpenImageIO"
@@ -33,6 +33,7 @@ in stdenv.mkDerivation rec {
     "-Wno-error=class-memaccess"
     "-Wno-error=maybe-uninitialized"
     "-Wno-error=catch-value"
+    "-Wno-error=stringop-truncation"
   ];
 
   cmakeFlags = [
diff --git a/pkgs/tools/graphics/argyllcms/default.nix b/pkgs/tools/graphics/argyllcms/default.nix
index 160b77229b3..1326d045459 100644
--- a/pkgs/tools/graphics/argyllcms/default.nix
+++ b/pkgs/tools/graphics/argyllcms/default.nix
@@ -94,9 +94,11 @@ stdenv.mkDerivation rec {
     libXrender libXScrnSaver libXdmcp libXau openssl
   ];
 
-  buildFlags = "PREFIX=$(out) all";
+  buildFlags = [ "all" ];
 
-  installFlags = "PREFIX=$(out)";
+  makeFlags = [
+    "PREFIX=${placeholder ''out''}"
+  ];
 
   # Install udev rules, but remove lines that set up the udev-acl
   # stuff, since that is handled by udev's own rules (70-udev-acl.rules)
diff --git a/pkgs/tools/graphics/asymptote/default.nix b/pkgs/tools/graphics/asymptote/default.nix
index 14b15686d72..31bdba26783 100644
--- a/pkgs/tools/graphics/asymptote/default.nix
+++ b/pkgs/tools/graphics/asymptote/default.nix
@@ -54,7 +54,7 @@ stdenv.mkDerivation rec {
     "--with-context=$out/share/texmf/tex/context/third"
   ];
 
-  NIX_CFLAGS_COMPILE = [ "-I${boehmgc.dev}/include/gc" ];
+  NIX_CFLAGS_COMPILE = "-I${boehmgc.dev}/include/gc";
 
   postInstall = ''
     mv $out/share/info/asymptote/*.info $out/share/info/
diff --git a/pkgs/tools/graphics/dpic/default.nix b/pkgs/tools/graphics/dpic/default.nix
index d28f73dd91c..62fa83800cb 100644
--- a/pkgs/tools/graphics/dpic/default.nix
+++ b/pkgs/tools/graphics/dpic/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
 
   phases = [ "unpackPhase" "buildPhase" "installPhase" ];
 
-  makeFlags = "CC=${stdenv.cc.outPath}/bin/cc";
+  makeFlags = [ "CC=${stdenv.cc.outPath}/bin/cc" ];
 
   installPhase = ''
     mkdir -p $out/bin
diff --git a/pkgs/tools/graphics/fim/default.nix b/pkgs/tools/graphics/fim/default.nix
index 296ba43a5ed..3fc82a9c72a 100644
--- a/pkgs/tools/graphics/fim/default.nix
+++ b/pkgs/tools/graphics/fim/default.nix
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
     ++ optional jpegSupport libjpeg
     ++ optional pngSupport libpng;
 
-  NIX_CFLAGS_COMPILE = stdenv.lib.optional x11Support "-lSDL";
+  NIX_CFLAGS_COMPILE = stdenv.lib.optionalString x11Support "-lSDL";
 
   meta = with stdenv.lib; {
     description = "A lightweight, highly customizable and scriptable image viewer";
diff --git a/pkgs/tools/graphics/gifsicle/default.nix b/pkgs/tools/graphics/gifsicle/default.nix
index 79b2708cb2b..9b3836b9dec 100644
--- a/pkgs/tools/graphics/gifsicle/default.nix
+++ b/pkgs/tools/graphics/gifsicle/default.nix
@@ -11,12 +11,11 @@ stdenv.mkDerivation rec {
     sha256 = "0rffpzxcak19k6cngpxn73khvm3z1gswrqs90ycdzzb53p05ddas";
   };
 
-  buildInputs = optional gifview [ xorgproto libXt libX11 ];
+  buildInputs = optionals gifview [ xorgproto libXt libX11 ];
 
-  configureFlags = []
-    ++ optional (!gifview) [ "--disable-gifview" ];
+  configureFlags = optional (!gifview) "--disable-gifview";
 
-  LDFLAGS = optional static "-static";
+  LDFLAGS = optionalString static "-static";
 
   doCheck = true;
   checkPhase = ''
diff --git a/pkgs/tools/graphics/graphviz/base.nix b/pkgs/tools/graphics/graphviz/base.nix
index 700bed237bd..3b9d8a4cca5 100644
--- a/pkgs/tools/graphics/graphviz/base.nix
+++ b/pkgs/tools/graphics/graphviz/base.nix
@@ -52,7 +52,7 @@ stdenv.mkDerivation {
   configureFlags = [
     "--with-ltdl-lib=${libtool.lib}/lib"
     "--with-ltdl-include=${libtool}/include"
-  ] ++ stdenv.lib.optional (xorg == null) [ "--without-x" ];
+  ] ++ stdenv.lib.optional (xorg == null) "--without-x";
 
   inherit patches;
 
diff --git a/pkgs/tools/graphics/kst/default.nix b/pkgs/tools/graphics/kst/default.nix
index 24d678e1142..480ae328cd3 100644
--- a/pkgs/tools/graphics/kst/default.nix
+++ b/pkgs/tools/graphics/kst/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ cmake pkgconfig ];
   buildInputs = [ qtbase gsl getdata netcdf muparser matio ];
 
-  cmakeFlags = "-Dkst_qt5=1 -Dkst_release=1";
+  cmakeFlags = [ "-Dkst_qt5=1" "-Dkst_release=1" ];
 
   postInstall = ''
     mkdir -p $out
diff --git a/pkgs/tools/graphics/pfstools/default.nix b/pkgs/tools/graphics/pfstools/default.nix
index 6dafbfe2f9f..6a0385614e8 100644
--- a/pkgs/tools/graphics/pfstools/default.nix
+++ b/pkgs/tools/graphics/pfstools/default.nix
@@ -14,9 +14,7 @@ stdenv.mkDerivation rec {
 
   outputs = [ "out" "dev" "man"];
 
-  cmakeFlags = ''
-    -DWITH_MATLAB=false 
-  '';
+  cmakeFlags = [ "-DWITH_MATLAB=false" ];
 
   preConfigure = ''
     rm cmake/FindNETPBM.cmake
diff --git a/pkgs/tools/graphics/pngcheck/default.nix b/pkgs/tools/graphics/pngcheck/default.nix
index 6814a06e3b9..f7bd8d520c8 100644
--- a/pkgs/tools/graphics/pngcheck/default.nix
+++ b/pkgs/tools/graphics/pngcheck/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   hardeningDisable = [ "format" ];
 
   makefile = "Makefile.unx";
-  makeFlags = "ZPATH=${zlib.static}/lib";
+  makeFlags = [ "ZPATH=${zlib.static}/lib" ];
 
   buildInputs = [ zlib ];
 
diff --git a/pkgs/tools/graphics/quirc/default.nix b/pkgs/tools/graphics/quirc/default.nix
index 9891ea5e52b..4b610ebbfef 100644
--- a/pkgs/tools/graphics/quirc/default.nix
+++ b/pkgs/tools/graphics/quirc/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation {
     mkdir -p "$out"/{bin,lib,include}
     find . -maxdepth 1 -type f -perm -0100 -exec cp '{}' "$out"/bin ';'
   '';
-  makeFlags = "PREFIX=$(out)";
+  makeFlags = [ "PREFIX=$(out)" ];
   meta = {
     inherit (s) version;
     description = ''A small QR code decoding library'';
diff --git a/pkgs/tools/graphics/zbar/default.nix b/pkgs/tools/graphics/zbar/default.nix
index 9a071e6150f..7610b4e56fb 100644
--- a/pkgs/tools/graphics/zbar/default.nix
+++ b/pkgs/tools/graphics/zbar/default.nix
@@ -53,7 +53,7 @@ stdenv.mkDerivation rec {
   ];
 
   # Disable assertions which include -dev QtBase file paths.
-  NIX_CFLAGS_COMPILE = [ "-DQT_NO_DEBUG" ];
+  NIX_CFLAGS_COMPILE = "-DQT_NO_DEBUG";
 
   configureFlags = [
     "--without-python"