Merge branch 'master' into staging/17.09

4 files changed, 150 insertions, 80 deletions

diff --git a/krebs/5pkgs/simple/git-preview.nix b/krebs/5pkgs/simple/git-preview.nix
new file mode 100644
index 00000000..d6c9579a
--- /dev/null
+++ b/krebs/5pkgs/simple/git-preview.nix
@@ -0,0 +1,17 @@
+{ coreutils, git, writeDashBin }:
+
+writeDashBin "git-preview" ''
+  set -efu
+  head_commit=$(${git}/bin/git log -1 --format=%H)
+  merge_commit=$1; shift
+  merge_message='Merge for git-preview'
+  preview_dir=$(${coreutils}/bin/mktemp --tmpdir -d git-preview.XXXXXXXX)
+  preview_branch=$(${coreutils}/bin/basename "$preview_dir")
+  ${git}/bin/git worktree add -b "$preview_branch" "$preview_dir" >/dev/null
+  ${git}/bin/git -C "$preview_dir" checkout "$head_commit"
+  ${git}/bin/git -C "$preview_dir" merge -m "$merge_message" "$merge_commit"
+  ${git}/bin/git -C "$preview_dir" diff "$head_commit.." "$@" &
+  ${git}/bin/git branch -fd "$preview_branch"
+  ${coreutils}/bin/rm -fR "$preview_dir"
+  wait
+''
diff --git a/krebs/5pkgs/simple/git-preview/default.nix b/krebs/5pkgs/simple/git-preview/default.nix
new file mode 100644
index 00000000..f20f2a63
--- /dev/null
+++ b/krebs/5pkgs/simple/git-preview/default.nix
@@ -0,0 +1,15 @@
+{ coreutils, git, stdenv, writeDashBin }:
+
+writeDashBin "git-preview" ''
+  PATH=${stdenv.lib.makeBinPath [
+    coreutils
+    git
+  ]}''${PATH+:$PATH}
+  hashes=$(git log --format=%h "..$1")
+  end=$(echo "$hashes" | head -1)
+  start=$(echo "$hashes" | tail -1)
+  # exit if no diff was found
+  test -z "$start" && exit 0
+  shift
+  git diff "$start^..$end" "$@"
+''
diff --git a/krebs/5pkgs/simple/weechat/default.nix b/krebs/5pkgs/simple/weechat/default.nix
deleted file mode 100644
index c703ca8b..00000000
--- a/krebs/5pkgs/simple/weechat/default.nix
+++ /dev/null
@@ -1,80 +0,0 @@
-{ stdenv, fetchurl, ncurses, openssl, aspell, gnutls
-, zlib, curl , pkgconfig, libgcrypt
-, cmake, makeWrapper, libiconv
-, asciidoctor # manpages
-, guileSupport ? true, guile
-, luaSupport ? true, lua5
-, perlSupport ? true, perl
-, pythonPackages
-, rubySupport ? true, ruby
-, tclSupport ? true, tcl
-, extraBuildInputs ? [] }:
-
-assert guileSupport -> guile != null;
-assert luaSupport -> lua5 != null;
-assert perlSupport -> perl != null;
-assert rubySupport -> ruby != null;
-assert tclSupport -> tcl != null;
-
-let
-  inherit (pythonPackages) python pycrypto pync;
-in
-
-stdenv.mkDerivation rec {
-  version = "1.8";
-  name = "weechat-${version}";
-
-  src = fetchurl {
-    url = "http://weechat.org/files/src/weechat-${version}.tar.bz2";
-    sha256 = "10km0437lg9ms6f16h20s89l2w9f9g597rykybxb16s95ql48z08";
-  };
-
-  outputs = [ "out" "doc" ];
-
-  enableParallelBuilding = true;
-  cmakeFlags = with stdenv.lib; [
-    "-DENABLE_MAN=ON"
-    "-DENABLE_DOC=ON"
-  ]
-    ++ optionals stdenv.isDarwin ["-DICONV_LIBRARY=${libiconv}/lib/libiconv.dylib" "-DCMAKE_FIND_FRAMEWORK=LAST"]
-    ++ optional (!guileSupport) "-DENABLE_GUILE=OFF"
-    ++ optional (!luaSupport)   "-DENABLE_LUA=OFF"
-    ++ optional (!perlSupport)  "-DENABLE_PERL=OFF"
-    ++ optional (!rubySupport)  "-DENABLE_RUBY=OFF"
-    ++ optional (!tclSupport)   "-DENABLE_TCL=OFF"
-    ;
-
-  buildInputs = with stdenv.lib; [
-      ncurses python openssl aspell gnutls zlib curl pkgconfig
-      libgcrypt pycrypto makeWrapper
-      cmake
-      asciidoctor
-      ]
-    ++ optional  guileSupport    guile
-    ++ optional  luaSupport      lua5
-    ++ optional  perlSupport     perl
-    ++ optional  rubySupport     ruby
-    ++ optional  tclSupport      tcl
-    ++ extraBuildInputs;
-
-  NIX_CFLAGS_COMPILE = "-I${python}/include/${python.libPrefix}"
-    # Fix '_res_9_init: undefined symbol' error
-    + (stdenv.lib.optionalString stdenv.isDarwin "-DBIND_8_COMPAT=1 -lresolv");
-
-  postInstall = with stdenv.lib; ''
-    NIX_PYTHONPATH="$out/lib/${python.libPrefix}/site-packages"
-    wrapProgram "$out/bin/weechat" \
-      ${optionalString perlSupport "--prefix PATH : ${perl}/bin"} \
-      --prefix PATH : ${pythonPackages.python}/bin \
-      --prefix PYTHONPATH : "$PYTHONPATH" \
-      --prefix PYTHONPATH : "$NIX_PYTHONPATH"
-  '';
-
-  meta = {
-    homepage = http://www.weechat.org/;
-    description = "A fast, light and extensible chat client";
-    license = stdenv.lib.licenses.gpl3;
-    maintainers = with stdenv.lib.maintainers; [ lovek323 garbas the-kenny ];
-    platforms = stdenv.lib.platforms.unix;
-  };
-}
diff --git a/krebs/5pkgs/simple/withGetopt.nix b/krebs/5pkgs/simple/withGetopt.nix
new file mode 100644
index 00000000..196e6765
--- /dev/null
+++ b/krebs/5pkgs/simple/withGetopt.nix
@@ -0,0 +1,118 @@
+with import <stockholm/lib>;
+{ utillinux, writeDash }:
+
+opt-spec: cmd-spec: let
+
+  cmd = cmd-spec opts;
+
+  cmd-script =
+    if typeOf cmd == "set"
+      then "exec ${cmd}"
+      else cmd;
+
+  opts = mapAttrs (name: value: value // rec {
+    long = value.long or (replaceStrings ["_"] ["-"] name);
+    ref = value.ref or "\"\$${varname}\"";
+    short = value.short or null;
+    switch = value.switch or false;
+    varname = value.varname or (replaceStrings ["-"] ["_"] name);
+  }) opt-spec;
+
+  # true if b requires a to define its default value
+  opts-before = a: b:
+    test ".*[$]${stringAsChars (c: "[${c}]") a.varname}\\>.*" (b.default or "");
+
+  opts-list = let
+    sort-out = toposort opts-before (attrValues opts);
+  in
+    if sort-out ? result
+      then sort-out.result
+      else throw "toposort output: ${toJSON sort-out}";
+
+  wrapper-name =
+    if typeOf cmd == "set" && cmd ? name
+      then "${cmd.name}-getopt"
+      else "getopt-wrapper";
+
+in writeDash wrapper-name ''
+  set -efu
+
+  wrapper_name=${shell.escape wrapper-name}
+
+  ${concatStringsSep "\n" (mapAttrsToList (name: opt: /* sh */ ''
+    unset ${opt.varname}
+  '') opts)}
+
+  args=$(${utillinux}/bin/getopt \
+      -l ${shell.escape
+            (concatMapStringsSep ","
+              (opt: opt.long + optionalString (!opt.switch) ":")
+              (filter (opt: opt.long != null)
+                      (attrValues opts)))} \
+      -n "$wrapper_name" \
+      -o ${shell.escape
+            (concatMapStringsSep ""
+              (opt: opt.short + optionalString (!opt.switch) ":")
+              (filter (opt: opt.short != null)
+                      (attrValues opts)))} \
+      -s sh \
+      -- "$@")
+  if \test $? != 0; then exit 1; fi
+  eval set -- "$args"
+
+  while :; do
+    case $1 in
+    ${concatStringsSep "\n" (mapAttrsToList (name: opt: /* sh */ ''
+      (${concatMapStringsSep "|" shell.escape (filter (x: x != "") [
+        (optionalString (opt.long != null) "--${opt.long}")
+        (optionalString (opt.short != null) "-${opt.short}")
+      ])})
+        ${if opt.switch then /* sh */ ''
+          ${opt.varname}=true
+          shift
+        '' else /* sh */ ''
+          ${opt.varname}=$2
+          shift 2
+        ''}
+      ;;
+    '') (filterAttrs
+          (_: opt: opt.long != null || opt.short != null)
+          opts))}
+    --)
+      shift
+      break
+    esac
+  done
+
+  ${concatMapStringsSep "\n"
+    (opt: /* sh */ ''
+      if \test "''${${opt.varname}+1}" != 1; then
+        printf '%s: missing mandatory option '--%s'\n' \
+            "$wrapper_name" \
+            ${shell.escape opt.long}
+        error=1
+      fi
+    '')
+    (filter
+      (x: ! hasAttr "default" x)
+      (attrValues opts))}
+  if test "''${error+1}" = 1; then
+    exit 1
+  fi
+
+  ${concatMapStringsSep "\n"
+    (opt: /* sh */ ''
+      if \test "''${${opt.varname}+1}" != 1; then
+        ${opt.varname}=${opt.default}
+      fi
+    '')
+    (filter
+      (hasAttr "default")
+      opts-list)}
+
+  ${concatStringsSep "\n" (mapAttrsToList (name: opt: /* sh */ ''
+    export ${opt.varname}
+  '') opts)}
+
+  ${cmd-script} "$@"
+''