execline: new package

Execline is a small scripting language, to be used in place of a shell
in non-interactive scripts.

pkgs/tools/misc/execline/default.nix

@@ -0,0 +1,54 @@
+{stdenv, fetchurl, skalibs}:
+
+let
+
+  version = "1.3.1.1";
+
+in stdenv.mkDerivation rec {
+
+  name = "execline-${version}";
+
+  src = fetchurl {
+    url = "http://skarnet.org/software/execline/${name}.tar.gz";
+    sha256 = "1br3qzif166kbp4k813ljbyq058p7mfsp2lj88n8vi4dmj935nzg";
+  };
+
+  buildInputs = [ skalibs ];
+
+  sourceRoot = "admin/${name}";
+
+  configurePhase = ''
+    pushd conf-compile
+
+    printf "$out/bin"     > conf-install-command
+    printf "$out/include" > conf-install-include
+    printf "$out/lib"     > conf-install-library
+    printf "$out/lib"     > conf-install-library.so
+    printf "$out/sysdeps" > conf-install-sysdeps
+
+    printf "${skalibs}/sysdeps" > import
+    printf "${skalibs}/include" > path-include
+    printf "${skalibs}/lib"     > path-library
+
+    # let nix builder strip things, cross-platform
+    truncate --size 0 conf-stripbins
+    truncate --size 0 conf-striplibs
+
+    rm -f flag-slashpackage
+    touch flag-allstatic
+
+    popd
+  '';
+
+  preBuild = ''
+    patchShebangs src/sys
+  '';
+
+  meta = {
+    homepage = http://skarnet.org/software/execline/;
+    description = "A small scripting language, to be used in place of a shell in non-interactive scripts.";
+    platforms = stdenv.lib.platforms.all;
+    license = stdenv.lib.licenses.isc;
+  };
+
+}

pkgs/top-level/all-packages.nix

@@ -987,6 +987,8 @@ let
 
   exempi = callPackage ../development/libraries/exempi { };
 
+  execline = callPackage ../tools/misc/execline { };
+
   exercism = callPackage ../development/tools/exercism { };
 
   exif = callPackage ../tools/graphics/exif { };