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-rw-r--r--nixpkgs/pkgs/development/interpreters/hy/default.nix16
-rw-r--r--nixpkgs/pkgs/development/interpreters/lua-5/5.1.nix76
-rw-r--r--nixpkgs/pkgs/development/interpreters/lua-5/5.2.nix95
-rw-r--r--nixpkgs/pkgs/development/interpreters/lua-5/build-lua-package.nix3
-rw-r--r--nixpkgs/pkgs/development/interpreters/lua-5/default.nix65
-rw-r--r--nixpkgs/pkgs/development/interpreters/lua-5/interpreter.nix (renamed from nixpkgs/pkgs/development/interpreters/lua-5/5.3.nix)72
-rw-r--r--nixpkgs/pkgs/development/interpreters/perl/default.nix8
-rw-r--r--nixpkgs/pkgs/development/interpreters/php/default.nix12
-rw-r--r--nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-html.nix6
-rw-r--r--nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-pdf-a4.nix6
-rw-r--r--nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-pdf-letter.nix6
-rw-r--r--nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-text.nix6
-rw-r--r--nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-html.nix18
-rw-r--r--nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-pdf-a4.nix18
-rw-r--r--nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-pdf-letter.nix18
-rw-r--r--nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-text.nix18
-rw-r--r--nixpkgs/pkgs/development/interpreters/python/cpython/docs/default.nix12
-rwxr-xr-xnixpkgs/pkgs/development/interpreters/python/cpython/docs/generate.sh2
-rw-r--r--nixpkgs/pkgs/development/interpreters/wasmtime/cargo-lock.patch1481
-rw-r--r--nixpkgs/pkgs/development/interpreters/wasmtime/default.nix31
20 files changed, 1746 insertions, 223 deletions
diff --git a/nixpkgs/pkgs/development/interpreters/hy/default.nix b/nixpkgs/pkgs/development/interpreters/hy/default.nix
index 02ce07bdf471..12631cee38ae 100644
--- a/nixpkgs/pkgs/development/interpreters/hy/default.nix
+++ b/nixpkgs/pkgs/development/interpreters/hy/default.nix
@@ -1,18 +1,28 @@
-{ stdenv, fetchurl, pythonPackages }:
+{ stdenv, fetchurl, fetchpatch, pythonPackages }:
 
 pythonPackages.buildPythonApplication rec {
   name = "hy-${version}";
-  version = "0.15.0";
+  version = "0.16.0";
 
   src = fetchurl {
     url = "mirror://pypi/h/hy/${name}.tar.gz";
-    sha256 = "01vzaib1imr00j5d7f7xk44v800h06s3yv9inhlqm6f3b25ywpl1";
+    sha256 = "00lq38ppikrpyw38fn5iy9iwrsamsv22507cp146dsjbzkwjpzrd";
   };
 
+  patches = [
+    (fetchpatch {
+      name = "bytecode-error-handling.patch";
+      url = "https://github.com/hylang/hy/commit/57326785b97b7b0a89f6258fe3d04dccdc06cfc0.patch";
+      sha256 = "1lxxs7mxbh0kaaa25b1pbqs9d8asyjnlf2n86qg8hzsv32jfcq92";
+      excludes = [ "AUTHORS" "NEWS.rst" ];
+    })
+  ];
+
   propagatedBuildInputs = with pythonPackages; [
     appdirs
     astor
     clint
+    fastentrypoints
     funcparserlib
     rply
   ];
diff --git a/nixpkgs/pkgs/development/interpreters/lua-5/5.1.nix b/nixpkgs/pkgs/development/interpreters/lua-5/5.1.nix
deleted file mode 100644
index b2948b392d5e..000000000000
--- a/nixpkgs/pkgs/development/interpreters/lua-5/5.1.nix
+++ /dev/null
@@ -1,76 +0,0 @@
-{ stdenv, fetchurl, readline
-, self
-, callPackage
-, packageOverrides ? (self: super: {})
-}:
-
-let
-  dsoPatch = fetchurl {
-    url = "https://projects.archlinux.org/svntogit/packages.git/plain/trunk/lua-arch.patch?h=packages/lua51";
-    sha256 = "11fcyb4q55p4p7kdb8yp85xlw8imy14kzamp2khvcyxss4vw8ipw";
-    name = "lua-arch.patch";
-  };
-  luaPackages = callPackage ../../lua-modules {lua=self; overrides=packageOverrides;};
-in
-stdenv.mkDerivation rec {
-  name = "lua-${version}";
-  version = "5.1.5";
-  luaversion = "5.1";
-
-  src = fetchurl {
-    url = "https://www.lua.org/ftp/${name}.tar.gz";
-    sha256 = "2640fc56a795f29d28ef15e13c34a47e223960b0240e8cb0a82d9b0738695333";
-  };
-
-  LuaPathSearchPaths    = luaPackages.getLuaPathList luaversion;
-  LuaCPathSearchPaths   = luaPackages.getLuaCPathList luaversion;
-  setupHook = luaPackages.lua-setup-hook LuaPathSearchPaths LuaCPathSearchPaths;
-
-  buildInputs = [ readline ];
-
-  patches = (if stdenv.isDarwin then [ ./5.1.darwin.patch ] else [ dsoPatch ])
-    ++ [ ./5.1.0004-Fix-stack-overflow-in-vararg-functions.patch ];
-
-  configurePhase =
-    if stdenv.isDarwin
-    then ''
-    makeFlagsArray=( INSTALL_TOP=$out INSTALL_MAN=$out/share/man/man1 PLAT=macosx CFLAGS="-DLUA_USE_LINUX -fno-common -O2" LDFLAGS="" CC="$CC" )
-    installFlagsArray=( TO_BIN="lua luac" TO_LIB="liblua.5.1.5.dylib" INSTALL_DATA='cp -d' )
-  '' else ''
-    makeFlagsArray=( INSTALL_TOP=$out INSTALL_MAN=$out/share/man/man1 PLAT=linux CFLAGS="-DLUA_USE_LINUX -O2 -fPIC" LDFLAGS="-fPIC" CC="$CC" AR="$AR q" RANLIB="$RANLIB" )
-    installFlagsArray=( TO_BIN="lua luac" TO_LIB="liblua.a liblua.so liblua.so.5.1 liblua.so.5.1.5" INSTALL_DATA='cp -d' )
-  '';
-
-  postInstall = ''
-    mkdir -p "$out/share/doc/lua" "$out/lib/pkgconfig"
-    sed <"etc/lua.pc" >"$out/lib/pkgconfig/lua.pc" -e "s|^prefix=.*|prefix=$out|"
-    mv "doc/"*.{gif,png,css,html} "$out/share/doc/lua/"
-    rmdir $out/{share,lib}/lua/5.1 $out/{share,lib}/lua
-  '';
-
-  passthru = rec {
-    buildEnv = callPackage ./wrapper.nix {
-      lua=self;
-      inherit (luaPackages) requiredLuaModules;
-    };
-    withPackages = import ./with-packages.nix { inherit buildEnv luaPackages;};
-    pkgs = luaPackages;
-    interpreter = "${self}/bin/lua";
-  };
-
-  meta = {
-    homepage = http://www.lua.org;
-    description = "Powerful, fast, lightweight, embeddable scripting language";
-    longDescription = ''
-      Lua combines simple procedural syntax with powerful data
-      description constructs based on associative arrays and extensible
-      semantics. Lua is dynamically typed, runs by interpreting bytecode
-      for a register-based virtual machine, and has automatic memory
-      management with incremental garbage collection, making it ideal
-      for configuration, scripting, and rapid prototyping.
-    '';
-    license = stdenv.lib.licenses.mit;
-    platforms = with stdenv.lib.platforms; linux ++ darwin;
-    hydraPlatforms = stdenv.lib.platforms.linux;
-  };
-}
diff --git a/nixpkgs/pkgs/development/interpreters/lua-5/5.2.nix b/nixpkgs/pkgs/development/interpreters/lua-5/5.2.nix
deleted file mode 100644
index e89a2cbece6d..000000000000
--- a/nixpkgs/pkgs/development/interpreters/lua-5/5.2.nix
+++ /dev/null
@@ -1,95 +0,0 @@
-{ stdenv, fetchurl, readline
-# compiles compatibility layer with lua5.1
-, compat ? false
-, callPackage
-, self
-, packageOverrides ? (self: super: {})
-}:
-
-let
-  dsoPatch = fetchurl {
-    url = "https://projects.archlinux.org/svntogit/packages.git/plain/trunk/liblua.so.patch?h=packages/lua52";
-    sha256 = "1by1dy4ql61f5c6njq9ibf9kaqm3y633g2q8j54iyjr4cxvqwqz9";
-    name = "lua-arch.patch";
-  };
-  luaPackages = callPackage ../../lua-modules {lua=self; overrides=packageOverrides;};
-in
-stdenv.mkDerivation rec {
-  name = "lua-${version}";
-  luaversion = "5.2";
-  version = "${luaversion}.4";
-
-  LuaPathSearchPaths    = luaPackages.getLuaPathList luaversion;
-  LuaCPathSearchPaths   = luaPackages.getLuaCPathList luaversion;
-  setupHook = luaPackages.lua-setup-hook LuaPathSearchPaths LuaCPathSearchPaths;
-
-  src = fetchurl {
-    url = "https://www.lua.org/ftp/${name}.tar.gz";
-    sha256 = "0jwznq0l8qg9wh5grwg07b5cy3lzngvl5m2nl1ikp6vqssmf9qmr";
-  };
-
-  buildInputs = [ readline ];
-
-  patches = if stdenv.isDarwin then [ ./5.2.darwin.patch ] else [ dsoPatch ];
-
-
-  passthru = rec {
-    buildEnv = callPackage ./wrapper.nix {
-      lua = self;
-      inherit (luaPackages) requiredLuaModules;
-    };
-    withPackages = import ./with-packages.nix { inherit buildEnv luaPackages;};
-    pkgs = luaPackages;
-    interpreter = "${self}/bin/lua";
-  };
-
-  enableParallelBuilding = true;
-
-  configurePhase =
-    if stdenv.isDarwin
-    then ''
-    makeFlagsArray=( INSTALL_TOP=$out INSTALL_MAN=$out/share/man/man1 PLAT=macosx CFLAGS="-DLUA_USE_LINUX -fno-common -O2 -fPIC${if compat then " -DLUA_COMPAT_ALL" else ""}" LDFLAGS="-fPIC" V=${luaversion} R=${version}  CC="$CC" )
-    installFlagsArray=( TO_BIN="lua luac" TO_LIB="liblua.${version}.dylib" INSTALL_DATA='cp -d' )
-  '' else ''
-    makeFlagsArray=( INSTALL_TOP=$out INSTALL_MAN=$out/share/man/man1 PLAT=linux CFLAGS="-DLUA_USE_LINUX -O2 -fPIC${if compat then " -DLUA_COMPAT_ALL" else ""}" LDFLAGS="-fPIC" V=${luaversion} R=${version} CC="$CC" AR="$AR q" RANLIB="$RANLIB" )
-    installFlagsArray=( TO_BIN="lua luac" TO_LIB="liblua.a liblua.so liblua.so.${luaversion} liblua.so.${version}" INSTALL_DATA='cp -d' )
-  '';
-
-  postInstall = ''
-    mkdir -p "$out/share/doc/lua" "$out/lib/pkgconfig"
-    mv "doc/"*.{gif,png,css,html} "$out/share/doc/lua/"
-    rmdir $out/{share,lib}/lua/${luaversion} $out/{share,lib}/lua
-    mkdir -p "$out/lib/pkgconfig"
-    cat >"$out/lib/pkgconfig/lua.pc" <<EOF
-    prefix=$out
-    libdir=$out/lib
-    includedir=$out/include
-    INSTALL_BIN=$out/bin
-    INSTALL_INC=$out/include
-    INSTALL_LIB=$out/lib
-    INSTALL_MAN=$out/man/man1
-
-    Name: Lua
-    Description: An Extensible Extension Language
-    Version: ${version}
-    Requires:
-    Libs: -L$out/lib -llua -lm
-    Cflags: -I$out/include
-    EOF
-  '';
-
-  meta = {
-    homepage = http://www.lua.org;
-    description = "Powerful, fast, lightweight, embeddable scripting language";
-    longDescription = ''
-      Lua combines simple procedural syntax with powerful data
-      description constructs based on associative arrays and extensible
-      semantics. Lua is dynamically typed, runs by interpreting bytecode
-      for a register-based virtual machine, and has automatic memory
-      management with incremental garbage collection, making it ideal
-      for configuration, scripting, and rapid prototyping.
-    '';
-    license = stdenv.lib.licenses.mit;
-    platforms = stdenv.lib.platforms.unix;
-  };
-}
diff --git a/nixpkgs/pkgs/development/interpreters/lua-5/build-lua-package.nix b/nixpkgs/pkgs/development/interpreters/lua-5/build-lua-package.nix
index 6b356831b3bb..bc41d86256b2 100644
--- a/nixpkgs/pkgs/development/interpreters/lua-5/build-lua-package.nix
+++ b/nixpkgs/pkgs/development/interpreters/lua-5/build-lua-package.nix
@@ -150,6 +150,9 @@ builtins.removeAttrs attrs ["disabled" "checkInputs"] // {
   installPhase = attrs.installPhase or ''
     runHook preInstall
 
+    # work around failing luarocks test for Write access
+    mkdir -p $out
+
     # luarocks make assumes sources are available in cwd
     # After the build is complete, it also installs the rock.
     # If no argument is given, it looks for a rockspec in the current directory
diff --git a/nixpkgs/pkgs/development/interpreters/lua-5/default.nix b/nixpkgs/pkgs/development/interpreters/lua-5/default.nix
new file mode 100644
index 000000000000..fb709227180f
--- /dev/null
+++ b/nixpkgs/pkgs/development/interpreters/lua-5/default.nix
@@ -0,0 +1,65 @@
+# similar to interpreters/python/default.nix
+{ stdenv, lib, callPackage, fetchurl }:
+let
+  dsoPatch51 = fetchurl {
+    url = "https://projects.archlinux.org/svntogit/packages.git/plain/trunk/lua-arch.patch?h=packages/lua51";
+    sha256 = "11fcyb4q55p4p7kdb8yp85xlw8imy14kzamp2khvcyxss4vw8ipw";
+    name = "lua-arch.patch";
+  };
+
+  dsoPatch52 = fetchurl {
+    url = "https://projects.archlinux.org/svntogit/packages.git/plain/trunk/liblua.so.patch?h=packages/lua52";
+    sha256 = "1by1dy4ql61f5c6njq9ibf9kaqm3y633g2q8j54iyjr4cxvqwqz9";
+    name = "lua-arch.patch";
+  };
+
+in rec {
+
+  lua5_3 = callPackage ./interpreter.nix {
+    sourceVersion = { major = "5"; minor = "3"; patch = "5"; };
+    hash = "0c2eed3f960446e1a3e4b9a1ca2f3ff893b6ce41942cf54d5dd59ab4b3b058ac";
+    patches = lib.optionals stdenv.isDarwin [ ./5.2.darwin.patch ] ;
+    postConfigure = lib.optionalString (!stdenv.isDarwin) ''
+      cat ${./lua-5.3-dso.make} >> src/Makefile
+      sed -e 's/ALL_T *= */& $(LUA_SO)/' -i src/Makefile
+    '';
+
+    postBuild = stdenv.lib.optionalString (!stdenv.isDarwin) ''
+      ( cd src; make $makeFlags "''${makeFlagsArray[@]}" liblua.so )
+    '';
+  };
+
+  lua5_3_compat = lua5_3.override({
+    compat = true;
+  });
+
+
+  lua5_2 = callPackage ./interpreter.nix {
+    sourceVersion = { major = "5"; minor = "2"; patch = "4"; };
+    hash = "0jwznq0l8qg9wh5grwg07b5cy3lzngvl5m2nl1ikp6vqssmf9qmr";
+    patches = if stdenv.isDarwin then [ ./5.2.darwin.patch ] else [ dsoPatch52 ];
+  };
+
+  lua5_2_compat = lua5_2.override({
+    compat = true;
+  });
+
+
+  lua5_1 = callPackage ./interpreter.nix {
+    sourceVersion = { major = "5"; minor = "1"; patch = "5"; };
+    hash = "2640fc56a795f29d28ef15e13c34a47e223960b0240e8cb0a82d9b0738695333";
+    patches = (if stdenv.isDarwin then [ ./5.1.darwin.patch ] else [ dsoPatch51 ])
+      ++ [ ./5.1.0004-Fix-stack-overflow-in-vararg-functions.patch ];
+  };
+
+  luajit_2_0 = import ../luajit/2.0.nix {
+    self = luajit_2_0;
+    inherit callPackage lib;
+  };
+
+  luajit_2_1 = import ../luajit/2.1.nix {
+    self = luajit_2_1;
+    inherit callPackage lib;
+  };
+
+}
diff --git a/nixpkgs/pkgs/development/interpreters/lua-5/5.3.nix b/nixpkgs/pkgs/development/interpreters/lua-5/interpreter.nix
index c1fdc0fd9904..26db917c9002 100644
--- a/nixpkgs/pkgs/development/interpreters/lua-5/5.3.nix
+++ b/nixpkgs/pkgs/development/interpreters/lua-5/interpreter.nix
@@ -1,19 +1,24 @@
-{ stdenv, fetchurl, readline, compat ? false
+{ stdenv, fetchurl, readline
+, compat ? false
 , callPackage
-, self
 , packageOverrides ? (self: super: {})
+, sourceVersion
+, hash
+, patches ? []
+, postConfigure ? null
+, postBuild ? null
 }:
 let
-  luaPackages = callPackage ../../lua-modules {lua=self; overrides=packageOverrides;};
-in
-stdenv.mkDerivation rec {
-  name = "lua-${version}";
-  luaversion = "5.3";
-  version = "${luaversion}.5";
+luaPackages = callPackage ../../lua-modules {lua=self; overrides=packageOverrides;};
+
+self = stdenv.mkDerivation rec {
+  pname = "lua";
+  luaversion = with sourceVersion; "${major}.${minor}";
+  version = "${luaversion}.${sourceVersion.patch}";
 
   src = fetchurl {
-    url = "https://www.lua.org/ftp/${name}.tar.gz";
-    sha256 = "0c2eed3f960446e1a3e4b9a1ca2f3ff893b6ce41942cf54d5dd59ab4b3b058ac";
+    url = "https://www.lua.org/ftp/${pname}-${luaversion}.tar.gz";
+    sha256 = hash;
   };
 
   LuaPathSearchPaths    = luaPackages.getLuaPathList luaversion;
@@ -22,29 +27,43 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ readline ];
 
-  patches = if stdenv.isDarwin then [ ./5.2.darwin.patch ] else [];
-
-  configurePhase =
-    if stdenv.isDarwin
-    then ''
-    makeFlagsArray=( INSTALL_TOP=$out INSTALL_MAN=$out/share/man/man1 PLAT=macosx CFLAGS="-DLUA_USE_LINUX -fno-common -O2 -fPIC${if compat then " -DLUA_COMPAT_ALL" else ""}" LDFLAGS="-fPIC" V=${luaversion} R=${version}  CC="$CC" )
-    installFlagsArray=( TO_BIN="lua luac" TO_LIB="liblua.${version}.dylib" INSTALL_DATA='cp -d' )
-  '' else ''
-    makeFlagsArray=( INSTALL_TOP=$out INSTALL_MAN=$out/share/man/man1 PLAT=linux CFLAGS="-DLUA_USE_LINUX -O2 -fPIC${if compat then " -DLUA_COMPAT_ALL" else ""}" LDFLAGS="-fPIC" V=${luaversion} R=${version} CC="$CC" AR="$AR q" RANLIB="$RANLIB" )
-    installFlagsArray=( TO_BIN="lua luac" TO_LIB="liblua.a liblua.so liblua.so.${luaversion} liblua.so.${version}" INSTALL_DATA='cp -d' )
-    cat ${./lua-5.3-dso.make} >> src/Makefile
-    sed -e 's/ALL_T *= */& $(LUA_SO)/' -i src/Makefile
-  '';
+  inherit patches;
+
+  # see configurePhase for additional flags (with space)
+  makeFlags = [
+    "INSTALL_TOP=${placeholder "out"}"
+    "INSTALL_MAN=${placeholder "out"}/share/man/man1"
+    "R=${version}"
+    "LDFLAGS=-fPIC"
+    "V=${luaversion}"
+  ] ++ (if stdenv.isDarwin then [
+    "PLAT=macosx"
+  ] else [
+    "PLAT=linux"
+  ])
+  ;
+
+  configurePhase = ''
+    runHook preConfigure
 
-  postBuild = stdenv.lib.optionalString (! stdenv.isDarwin) ''
-    ( cd src; make liblua.so "''${makeFlagsArray[@]}" )
+    makeFlagsArray+=(CFLAGS="-DLUA_USE_LINUX -O2 -fPIC${if compat then " -DLUA_COMPAT_ALL" else ""}" )
+    makeFlagsArray+=(${stdenv.lib.optionalString stdenv.isDarwin "CC=\"$CC\""})
+
+    installFlagsArray=( TO_BIN="lua luac" INSTALL_DATA='cp -d' \
+      TO_LIB="${if stdenv.isDarwin then "liblua.${version}.dylib" else "liblua.a liblua.so liblua.so.${luaversion} liblua.so.${version}"}" )
+
+    runHook postConfigure
   '';
+  inherit postConfigure;
+
+  inherit postBuild;
 
   postInstall = ''
     mkdir -p "$out/share/doc/lua" "$out/lib/pkgconfig"
     mv "doc/"*.{gif,png,css,html} "$out/share/doc/lua/"
     rmdir $out/{share,lib}/lua/${luaversion} $out/{share,lib}/lua
     mkdir -p "$out/lib/pkgconfig"
+
     cat >"$out/lib/pkgconfig/lua.pc" <<EOF
     prefix=$out
     libdir=$out/lib
@@ -88,4 +107,5 @@ stdenv.mkDerivation rec {
     license = stdenv.lib.licenses.mit;
     platforms = stdenv.lib.platforms.unix;
   };
-}
+};
+in self
diff --git a/nixpkgs/pkgs/development/interpreters/perl/default.nix b/nixpkgs/pkgs/development/interpreters/perl/default.nix
index ac13f006f3c5..c95d9b3009a7 100644
--- a/nixpkgs/pkgs/development/interpreters/perl/default.nix
+++ b/nixpkgs/pkgs/development/interpreters/perl/default.nix
@@ -171,11 +171,11 @@ let
       priority = 6; # in `buildEnv' (including the one inside `perl.withPackages') the library files will have priority over files in `perl`
     };
   } // stdenv.lib.optionalAttrs (stdenv.buildPlatform != stdenv.hostPlatform) rec {
-    crossVersion = "276849e62f472c1b241d9e7b38a28e4cc9f98563"; # Dez 02, 2018
+    crossVersion = "9e4051cd28b7b3afb162776f5627c7abe4c7b9ea"; # Apr 21, 2019
 
     perl-cross-src = fetchurl {
       url = "https://github.com/arsv/perl-cross/archive/${crossVersion}.tar.gz";
-      sha256 = "1fpr1m9lgkwdp1vmdr0s6gvmcpd0m8q6jwn024bkczc2h37bdynd";
+      sha256 = "0dj99w2dicbp3c3wn0k32785pc4c68iqnlyxswnza6mhw6wvl9v7";
     };
 
     depsBuildBuild = [ buildPackages.stdenv.cc makeWrapper ];
@@ -194,8 +194,8 @@ in rec {
   # the latest Maint version
   perl528 = common {
     self = perl528;
-    version = "5.28.1";
-    sha256 = "0iy3as4hnbjfyws4in3j9d6zhhjxgl5m95i5n9jy2bnzcpz8bgry";
+    version = "5.28.2";
+    sha256 = "1iynpsxdym4h76kgndmn3ykvwxhqz444xvaz8z2irsxkvmnlb5da";
   };
 
   # the latest Devel version
diff --git a/nixpkgs/pkgs/development/interpreters/php/default.nix b/nixpkgs/pkgs/development/interpreters/php/default.nix
index 97aa610273b1..073f3dfdc30e 100644
--- a/nixpkgs/pkgs/development/interpreters/php/default.nix
+++ b/nixpkgs/pkgs/development/interpreters/php/default.nix
@@ -258,24 +258,24 @@ let
 
 in {
   php71 = generic {
-    version = "7.1.28";
-    sha256 = "1jal5kr3h9krgb4x46l7wg9czfiigax6vni6cagfdi8zzqrqg7kk";
+    version = "7.1.29";
+    sha256 = "0dc3p3xq430vawcryw3xb4d1ckkz44rdnvfr833jsrl2zrzd2a45";
 
     # https://bugs.php.net/bug.php?id=76826
     extraPatches = optional stdenv.isDarwin ./php71-darwin-isfinite.patch;
   };
 
   php72 = generic {
-    version = "7.2.17";
-    sha256 = "0xag1735q92kj8p09gyydxknisgz7h56pksr44qwnykddymi3a4i";
+    version = "7.2.18";
+    sha256 = "0wjb9j5slqjx1fn00ljwgy4vlxvz9a6s9677h5z20wqi5nqjf6ps";
 
     # https://bugs.php.net/bug.php?id=76826
     extraPatches = optional stdenv.isDarwin ./php72-darwin-isfinite.patch;
   };
 
   php73 = generic {
-    version = "7.3.4";
-    sha256 = "0y1bl4nwpr0z11wsdizrs3nvkx1xs3xzy7mn8gj4jdn82a13sb1f";
+    version = "7.3.5";
+    sha256 = "0pn3c9fj24v0r57d3cz67nisg6vjyw2yn5il7j1c6rw2z47bi023";
 
     # https://bugs.php.net/bug.php?id=76826
     extraPatches = optional stdenv.isDarwin ./php73-darwin-isfinite.patch;
diff --git a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-html.nix b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-html.nix
index 7727b984d969..73d1e0ea9fd7 100644
--- a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-html.nix
+++ b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-html.nix
@@ -3,10 +3,10 @@
 { stdenv, fetchurl, lib }:
 
 stdenv.mkDerivation rec {
-  name = "python27-docs-html-2.7.3";
+  name = "python27-docs-html-2.7.16";
   src = fetchurl {
-    url = http://docs.python.org/ftp/python/doc/2.7.3/python-2.7.3-docs-html.tar.bz2;
-    sha256 = "1hg92n0mzl9w6j33b2h0bf2vy6fsxnpxfdc3qw760vcm0y00155j";
+    url = http://docs.python.org/ftp/python/doc/2.7.16/python-2.7.16-docs-html.tar.bz2;
+    sha256 = "1razs1grzhai65ihaiyph8kz6ncjkgp1gsn3c8v7kanf13lqim02";
   };
   installPhase = ''
     mkdir -p $out/share/doc/python27
diff --git a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-pdf-a4.nix b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-pdf-a4.nix
index 0c9673b7d7a9..54c0954ae5d0 100644
--- a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-pdf-a4.nix
+++ b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-pdf-a4.nix
@@ -3,10 +3,10 @@
 { stdenv, fetchurl, lib }:
 
 stdenv.mkDerivation rec {
-  name = "python27-docs-pdf-a4-2.7.3";
+  name = "python27-docs-pdf-a4-2.7.16";
   src = fetchurl {
-    url = http://docs.python.org/ftp/python/doc/2.7.3/python-2.7.3-docs-pdf-a4.tar.bz2;
-    sha256 = "13da88panq5b6qfhf8k4dgqgxkg4ydcac5cx69a3f35s1w90xdjr";
+    url = http://docs.python.org/ftp/python/doc/2.7.16/python-2.7.16-docs-pdf-a4.tar.bz2;
+    sha256 = "14ml1ynrlbhg43737bdsb8k5y39wsffqj4iwhylhb8n8l5dplfdq";
   };
   installPhase = ''
     mkdir -p $out/share/doc/python27
diff --git a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-pdf-letter.nix b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-pdf-letter.nix
index 9b0018e7cd78..059908029c0b 100644
--- a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-pdf-letter.nix
+++ b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-pdf-letter.nix
@@ -3,10 +3,10 @@
 { stdenv, fetchurl, lib }:
 
 stdenv.mkDerivation rec {
-  name = "python27-docs-pdf-letter-2.7.3";
+  name = "python27-docs-pdf-letter-2.7.16";
   src = fetchurl {
-    url = http://docs.python.org/ftp/python/doc/2.7.3/python-2.7.3-docs-pdf-letter.tar.bz2;
-    sha256 = "0x41phsdrpivhzkchswsliyx3a10n7gzc9irkrw6rz22j81bfydg";
+    url = http://docs.python.org/ftp/python/doc/2.7.16/python-2.7.16-docs-pdf-letter.tar.bz2;
+    sha256 = "019i8n48m71mn31v8d85kkwyqfgcgqnqh506y4a7fcgf656bajs0";
   };
   installPhase = ''
     mkdir -p $out/share/doc/python27
diff --git a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-text.nix b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-text.nix
index b7bcfb51d29a..53c5aa3b629b 100644
--- a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-text.nix
+++ b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/2.7-text.nix
@@ -3,10 +3,10 @@
 { stdenv, fetchurl, lib }:
 
 stdenv.mkDerivation rec {
-  name = "python27-docs-text-2.7.3";
+  name = "python27-docs-text-2.7.16";
   src = fetchurl {
-    url = http://docs.python.org/ftp/python/doc/2.7.3/python-2.7.3-docs-text.tar.bz2;
-    sha256 = "1rxlb3jhh3892y65i45nk1y2lx981fr22a5hmfkp9gvjvdykjnzp";
+    url = http://docs.python.org/ftp/python/doc/2.7.16/python-2.7.16-docs-text.tar.bz2;
+    sha256 = "1da7swlykvc013684nywycinfz3v8dqkcmv0zj8p7l5lyi5mq03r";
   };
   installPhase = ''
     mkdir -p $out/share/doc/python27
diff --git a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-html.nix b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-html.nix
new file mode 100644
index 000000000000..5a6dcc63225e
--- /dev/null
+++ b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-html.nix
@@ -0,0 +1,18 @@
+# This file was generated and will be overwritten by ./generate.sh
+
+{ stdenv, fetchurl, lib }:
+
+stdenv.mkDerivation rec {
+  name = "python37-docs-html-3.7.2";
+  src = fetchurl {
+    url = http://docs.python.org/ftp/python/doc/3.7.2/python-3.7.2-docs-html.tar.bz2;
+    sha256 = "19wbrawpdam09fmyipfy92sxwn1rl93v8jkfqsfx028qhvzf0422";
+  };
+  installPhase = ''
+    mkdir -p $out/share/doc/python37
+    cp -R ./ $out/share/doc/python37/html
+  '';
+  meta = {
+    maintainers = [ ];
+  };
+}
diff --git a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-pdf-a4.nix b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-pdf-a4.nix
new file mode 100644
index 000000000000..a122d7519f5d
--- /dev/null
+++ b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-pdf-a4.nix
@@ -0,0 +1,18 @@
+# This file was generated and will be overwritten by ./generate.sh
+
+{ stdenv, fetchurl, lib }:
+
+stdenv.mkDerivation rec {
+  name = "python37-docs-pdf-a4-3.7.2";
+  src = fetchurl {
+    url = http://docs.python.org/ftp/python/doc/3.7.2/python-3.7.2-docs-pdf-a4.tar.bz2;
+    sha256 = "0vdx762m30hjaabn6w88awcj2qpbz0b6z59zn9wmamd35k59lfba";
+  };
+  installPhase = ''
+    mkdir -p $out/share/doc/python37
+    cp -R ./ $out/share/doc/python37/pdf-a4
+  '';
+  meta = {
+    maintainers = [ ];
+  };
+}
diff --git a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-pdf-letter.nix b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-pdf-letter.nix
new file mode 100644
index 000000000000..4473f2e351c4
--- /dev/null
+++ b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-pdf-letter.nix
@@ -0,0 +1,18 @@
+# This file was generated and will be overwritten by ./generate.sh
+
+{ stdenv, fetchurl, lib }:
+
+stdenv.mkDerivation rec {
+  name = "python37-docs-pdf-letter-3.7.2";
+  src = fetchurl {
+    url = http://docs.python.org/ftp/python/doc/3.7.2/python-3.7.2-docs-pdf-letter.tar.bz2;
+    sha256 = "17g57vlyvqx0k916q84q2pcx7y8myw0fda9fvg9kh0ph930c837x";
+  };
+  installPhase = ''
+    mkdir -p $out/share/doc/python37
+    cp -R ./ $out/share/doc/python37/pdf-letter
+  '';
+  meta = {
+    maintainers = [ ];
+  };
+}
diff --git a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-text.nix b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-text.nix
new file mode 100644
index 000000000000..d9d21bfe3a57
--- /dev/null
+++ b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/3.7-text.nix
@@ -0,0 +1,18 @@
+# This file was generated and will be overwritten by ./generate.sh
+
+{ stdenv, fetchurl, lib }:
+
+stdenv.mkDerivation rec {
+  name = "python37-docs-text-3.7.2";
+  src = fetchurl {
+    url = http://docs.python.org/ftp/python/doc/3.7.2/python-3.7.2-docs-text.tar.bz2;
+    sha256 = "0h50rlr8jclwfxa106b42q2vn2ynp219c4zsy5qz65n5m3b7y1g2";
+  };
+  installPhase = ''
+    mkdir -p $out/share/doc/python37
+    cp -R ./ $out/share/doc/python37/text
+  '';
+  meta = {
+    maintainers = [ ];
+  };
+}
diff --git a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/default.nix b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/default.nix
index 60e0a0bf1e6e..a538f731473b 100644
--- a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/default.nix
+++ b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/default.nix
@@ -7,23 +7,35 @@ pythonDocs = {
     python27 = import ./2.7-html.nix {
       inherit stdenv fetchurl lib;
     };
+    python37 = import ./3.7-html.nix {
+      inherit stdenv fetchurl lib;
+    };
   };
   pdf_a4 = {
     recurseForDerivations = true;
     python27 = import ./2.7-pdf-a4.nix {
       inherit stdenv fetchurl lib;
     };
+    python37 = import ./3.7-pdf-a4.nix {
+      inherit stdenv fetchurl lib;
+    };
   };
   pdf_letter = {
     recurseForDerivations = true;
     python27 = import ./2.7-pdf-letter.nix {
       inherit stdenv fetchurl lib;
     };
+    python37 = import ./3.7-pdf-letter.nix {
+      inherit stdenv fetchurl lib;
+    };
   };
   text = {
     recurseForDerivations = true;
     python27 = import ./2.7-text.nix {
       inherit stdenv fetchurl lib;
     };
+    python37 = import ./3.7-text.nix {
+      inherit stdenv fetchurl lib;
+    };
   };
 }; in pythonDocs
diff --git a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/generate.sh b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/generate.sh
index bebefc10ccd0..a4b2e0893fcd 100755
--- a/nixpkgs/pkgs/development/interpreters/python/cpython/docs/generate.sh
+++ b/nixpkgs/pkgs/development/interpreters/python/cpython/docs/generate.sh
@@ -2,7 +2,7 @@
 
 TYPES="html pdf-a4 pdf-letter text"
 URL=http://docs.python.org/ftp/python/doc/VERSION/python-VERSION-docs-TYPE.tar.bz2
-VERSIONS=$(curl http://www.python.org/download/releases/ 2>/dev/null | grep "releases/[123456789]"| cut -d/ -f4 |grep -v "^[12].[012345]" |grep -v "^1.6.1")
+VERSIONS=$(for major in 2 3; do curl https://docs.python.org/$major/archives/ 2>/dev/null | perl -l -n -e'/<a href="python-([23].[0-9].[0-9]+)-docs-html.tar.bz2/ && print $1' | tail -n 1; done)
 echo "Generating expressions for:
 ${VERSIONS}
 "
diff --git a/nixpkgs/pkgs/development/interpreters/wasmtime/cargo-lock.patch b/nixpkgs/pkgs/development/interpreters/wasmtime/cargo-lock.patch
new file mode 100644
index 000000000000..be5bd0ab3d3e
--- /dev/null
+++ b/nixpkgs/pkgs/development/interpreters/wasmtime/cargo-lock.patch
@@ -0,0 +1,1481 @@
+diff --git a/Cargo.lock b/Cargo.lock
+new file mode 100644
+index 0000000..f702de1
+--- /dev/null
++++ b/Cargo.lock
+@@ -0,0 +1,1475 @@
++[[package]]
++name = "aho-corasick"
++version = "0.7.3"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "ansi_term"
++version = "0.11.0"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "arrayvec"
++version = "0.4.10"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "nodrop 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "atty"
++version = "0.2.11"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
++ "termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
++ "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "autocfg"
++version = "0.1.2"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++
++[[package]]
++name = "backtrace"
++version = "0.3.15"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
++ "backtrace-sys 0.1.28 (registry+https://github.com/rust-lang/crates.io-index)",
++ "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
++ "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
++ "rustc-demangle 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
++ "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "backtrace-sys"
++version = "0.1.28"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
++ "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "bindgen"
++version = "0.49.0"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
++ "cexpr 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
++ "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
++ "clang-sys 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
++ "clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)",
++ "env_logger 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
++ "hashbrown 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
++ "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
++ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
++ "peeking_take_while 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
++ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
++ "quote 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
++ "regex 1.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
++ "shlex 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
++ "which 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "bitflags"
++version = "1.0.4"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++
++[[package]]
++name = "byteorder"
++version = "1.3.1"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++
++[[package]]
++name = "capstone"
++version = "0.5.0"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "capstone-sys 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "capstone-sys"
++version = "0.9.1"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "cast"
++version = "0.2.2"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++
++[[package]]
++name = "cc"
++version = "1.0.35"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++
++[[package]]
++name = "cexpr"
++version = "0.3.5"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "nom 4.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "cfg-if"
++version = "0.1.7"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++
++[[package]]
++name = "chrono"
++version = "0.4.6"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "num-integer 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)",
++ "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
++ "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "clang-sys"
++version = "0.28.0"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "glob 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
++ "libc 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
++ "libloading 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "clap"
++version = "2.33.0"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
++ "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
++ "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
++ "strsim 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
++ "textwrap 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
++ "unicode-width 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
++ "vec_map 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "cloudabi"
++version = "0.0.3"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "cmake"
++version = "0.1.38"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "cc 1.0.35 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "cranelift-bforest"
++version = "0.30.0"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "cranelift-entity 0.30.0 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "cranelift-codegen"
++version = "0.30.0"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "cranelift-bforest 0.30.0 (registry+https://github.com/rust-lang/crates.io-index)",
++ "cranelift-codegen-meta 0.30.0 (registry+https://github.com/rust-lang/crates.io-index)",
++ "cranelift-entity 0.30.0 (registry+https://github.com/rust-lang/crates.io-index)",
++ "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
++ "failure_derive 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
++ "hashmap_core 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
++ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
++ "target-lexicon 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "cranelift-codegen-meta"
++version = "0.30.0"
++source = "registry+https://github.com/rust-lang/crates.io-index"
++dependencies = [
++ "cranelift-entity 0.30.0 (registry+https://github.com/rust-lang/crates.io-index)",
++]
++
++[[package]]
++name = "cranelift-entity"
++version = "0.30.0"
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diff --git a/nixpkgs/pkgs/development/interpreters/wasmtime/default.nix b/nixpkgs/pkgs/development/interpreters/wasmtime/default.nix
new file mode 100644
index 000000000000..33d00afd9e70
--- /dev/null
+++ b/nixpkgs/pkgs/development/interpreters/wasmtime/default.nix
@@ -0,0 +1,31 @@
+{ rustPlatform, fetchFromGitHub, lib, python, cmake, llvmPackages, clang }:
+
+rustPlatform.buildRustPackage rec {
+  name = "wasmtime-${version}";
+  version = "0.1.0";
+
+  src = fetchFromGitHub {
+    owner = "CraneStation";
+    repo = "wasmtime";
+    rev = "07a6ca8f4e1136ecd9f4af8d1f03a01aade60407";
+    sha256 = "1cq6nz90kaf023mcyblca90bpvbzhq8xjq01laa28v7r50lagcn5";
+    fetchSubmodules = true;
+  };
+
+  cargoSha256 = "0xy8vazb4nc4q1098ws92j1yfwp9w7q30z0yk2gindkn898603bc";
+
+  cargoPatches = [ ./cargo-lock.patch ];
+
+  nativeBuildInputs = [ python cmake clang ];
+  buildInputs = [ llvmPackages.libclang ];
+
+  LIBCLANG_PATH = "${llvmPackages.libclang}/lib";
+
+  meta = with lib; {
+    description = "Standalone JIT-style runtime for WebAsssembly, using Cranelift";
+    homepage = https://github.com/CraneStation/wasmtime;
+    license = licenses.asl20;
+    maintainers = [ maintainers.matthewbauer ];
+    platforms = platforms.unix;
+  };
+}