Use common licence attributes from lib/licenses.nix

Many (less easily automatically converted) old-style strings
remain.

Where there was any possible ambiguity about the exact version or
variant intended, nothing was changed. IANAL, nor a search robot.

Use `with stdenv.lib` wherever it makes sense.

4 files changed, 12 insertions, 12 deletions

diff --git a/pkgs/applications/science/electronics/ngspice/default.nix b/pkgs/applications/science/electronics/ngspice/default.nix
index 493af97d1567..e64ea909cbb9 100644
--- a/pkgs/applications/science/electronics/ngspice/default.nix
+++ b/pkgs/applications/science/electronics/ngspice/default.nix
@@ -12,11 +12,11 @@ stdenv.mkDerivation {
 
   configureFlags = [ "--enable-x" "--with-x" "--with-readline" ];
 
-  meta = {
+  meta = with stdenv.lib; {
     description = "The Next Generation Spice (Electronic Circuit Simulator)";
     homepage = "http://ngspice.sourceforge.net";
-    license = ["BSD" "GPLv2"];
-    maintainers = with stdenv.lib.maintainers; [viric];
-    platforms = with stdenv.lib.platforms; linux;
+    license = with licenses; [ "BSD" gpl2 ];
+    maintainers = with maintainers; [ viric ];
+    platforms = with platforms; linux;
   };
 }
diff --git a/pkgs/applications/science/math/pari/default.nix b/pkgs/applications/science/math/pari/default.nix
index 0dbab841a81b..b97314f02d1d 100644
--- a/pkgs/applications/science/math/pari/default.nix
+++ b/pkgs/applications/science/math/pari/default.nix
@@ -16,12 +16,12 @@ stdenv.mkDerivation rec {
     "--with-gmp=${gmp} " +
     "--with-readline=${readline}";
 
-  meta = {
+  meta = with stdenv.lib; {
     description = "Computer algebra system for high-performance number theory computations";
     homepage    = "http://pari.math.u-bordeaux.fr/";
-    license     = "GPLv2+";
-    maintainers = with stdenv.lib.maintainers; [ertes raskin];
-    platforms   = stdenv.lib.platforms.linux;
+    license     = with licenses; gpl2Plus;
+    maintainers = with maintainers; [ ertes raskin ];
+    platforms   = platforms.linux;
 
     inherit version;
     downloadPage = "http://pari.math.u-bordeaux.fr/download.html";
diff --git a/pkgs/applications/science/math/speedcrunch/default.nix b/pkgs/applications/science/math/speedcrunch/default.nix
index dee33a04be22..e2f34d48de27 100644
--- a/pkgs/applications/science/math/speedcrunch/default.nix
+++ b/pkgs/applications/science/math/speedcrunch/default.nix
@@ -23,9 +23,9 @@ stdenv.mkDerivation rec {
 
   buildFlags = "VERBOSE=1";
 
-  meta = {
+  meta = with stdenv.lib; {
     homepage    = "http://speedcrunch.digitalfanatics.org";
-    license     = "GPLv2+";
+    license     = with licenses; gpl2Plus;
     description = "A fast power user calculator";
     longDescription = ''
       SpeedCrunch is a fast, high precision and powerful desktop calculator.
diff --git a/pkgs/applications/science/molecular-dynamics/gromacs/default.nix b/pkgs/applications/science/molecular-dynamics/gromacs/default.nix
index 879690bc91ed..bb851140b45d 100644
--- a/pkgs/applications/science/molecular-dynamics/gromacs/default.nix
+++ b/pkgs/applications/science/molecular-dynamics/gromacs/default.nix
@@ -19,9 +19,9 @@ stdenv.mkDerivation {
     ${if singlePrec then "-DGMX_DOUBLE=OFF" else "-DGMX_DOUBLE=ON -DGMX_DEFAULT_SUFFIX=OFF"}
   '';
 
-  meta = {
+  meta = with stdenv.lib; {
     homepage    = "http://www.gromacs.org";
-    license     = "GPLv2";
+    license     = with licenses; gpl2;
     description = "Molecular dynamics software package";
     longDescription = ''
       GROMACS is a versatile package to perform molecular dynamics,