gettext: replace placeholder catalog tools with GNU implementations

Formula/gettext.rb

@@ -0,0 +1,331 @@
+require (Tap.fetch("automattic", "kandelo-homebrew").path/"Kandelo/formula_support/kandelo_formula_support").to_s
+
+class Gettext < Formula
+  include KandeloFormulaSupport
+
+  GUEST_OPT_PREFIX = "/home/linuxbrew/.linuxbrew/opt/gettext".freeze
+
+  desc "GNU message catalog runtime and build tools for Kandelo"
+  homepage "https://www.gnu.org/software/gettext/"
+  url "https://ftpmirror.gnu.org/gnu/gettext/gettext-1.0.tar.xz"
+  mirror "https://ftp.gnu.org/gnu/gettext/gettext-1.0.tar.xz"
+  sha256 "71132a3fb71e68245b8f2ac4e9e97137d3e5c02f415636eb508ae607bc01add7"
+  license all_of: ["GPL-3.0-or-later", "LGPL-2.1-or-later"]
+
+  depends_on "binaryen" => :build
+  depends_on "pkgconf" => :build
+  depends_on "wabt" => :build
+  depends_on "automattic/kandelo-homebrew/libiconv"
+  depends_on "automattic/kandelo-homebrew/libxml2"
+  depends_on "automattic/kandelo-homebrew/ncurses"
+  depends_on "automattic/kandelo-homebrew/zlib"
+
+  skip_clean "bin"
+  # Gnulib's locale-name code gates musl's nl_langinfo_l support on
+  # __linux__; use its MUSL_LIBC fact without enabling Linux-only code.
+  # libtextstyle's private prototype predates ncurses' standard int return.
+  # WebAssembly enforces the function type at link/runtime, so align both the
+  # declaration and bundled fallback with the ncurses bottle.
+  patch :DATA
+
+  def install
+    kandelo_require_arch!("wasm32")
+    libiconv = formula_opt_prefix("automattic/kandelo-homebrew/libiconv")
+    libxml2 = formula_opt_prefix("automattic/kandelo-homebrew/libxml2")
+    ncurses = formula_opt_prefix("automattic/kandelo-homebrew/ncurses")
+    zlib = formula_opt_prefix("automattic/kandelo-homebrew/zlib")
+
+    binaries = []
+    kandelo_wasm_build do |root|
+      stable_source = "/usr/src/gettext-#{version}"
+      mapped_roots = {
+        buildpath.to_s => stable_source,
+        root.to_s      => "/usr/src/kandelo",
+        libiconv.to_s  => "/usr/src/libiconv",
+        libxml2.to_s   => "/usr/src/libxml2",
+        ncurses.to_s   => "/usr/src/ncurses",
+        zlib.to_s      => "/usr/src/zlib",
+        "/nix/store"   => "/usr/src/toolchain",
+      }
+      prefix_maps = mapped_roots.flat_map do |from, to|
+        [
+          "-ffile-prefix-map=#{from}=#{to}",
+          "-fdebug-prefix-map=#{from}=#{to}",
+          "-fmacro-prefix-map=#{from}=#{to}",
+        ]
+      end
+      ENV["CFLAGS"] = ["-O2", "-fdebug-compilation-dir=#{stable_source}", *prefix_maps].join(" ")
+      ENV["CXXFLAGS"] = ENV["CFLAGS"]
+      ENV["CPPFLAGS"] = "-I#{libxml2}/include/libxml2 -I#{libiconv}/include -I#{ncurses}/include/ncursesw"
+      ENV["LDFLAGS"] = "-L#{libxml2}/lib -L#{libiconv}/lib -L#{ncurses}/lib -L#{zlib}/lib"
+      # libxml2's static encoding objects use GNU libiconv, whose own static
+      # closure includes libcharset. Keep these after libxml2 in the final
+      # link rather than relying on an ambient system iconv implementation.
+      ENV["LIBS"] = "-lz -liconv -lm -lcharset -ldl -pthread"
+      ENV["PKG_CONFIG_LIBDIR"] = [
+        libxml2/"lib/pkgconfig",
+        ncurses/"lib/pkgconfig",
+        zlib/"lib/pkgconfig",
+      ].join(":")
+      ENV.delete("PKG_CONFIG_PATH")
+      ENV.delete("PKG_CONFIG_SYSROOT_DIR")
+
+      # The same permissive link mode makes the no-library terminfo probe
+      # succeed. Kandelo's ncurses bottle splits these symbols into
+      # libtermcap.a -> libtinfow.a, so select that supported archive.
+      ENV["gl_cv_terminfo"] = "libtermcap"
+      ENV["gl_cv_terminfo_tparam"] = "no"
+      ENV["gl_cv_terminfo_tparm"] = "yes"
+
+      system kandelo_configure(root), "--prefix=#{GUEST_OPT_PREFIX}",
+        "--disable-shared",
+        "--enable-static",
+        "--disable-java",
+        "--disable-csharp",
+        "--disable-libasprintf",
+        "--with-included-libintl",
+        "--with-included-libunistring",
+        "--with-libxml2-prefix=#{libxml2}",
+        "--with-libncurses-prefix=#{ncurses}",
+        "--with-libtermcap-prefix=#{ncurses}",
+        "--with-libiconv-prefix=#{libiconv}",
+        "--without-emacs",
+        "--without-git",
+        "--without-cvs",
+        "--without-bzip2",
+        "--without-xz",
+        "--disable-dependency-tracking"
+
+      configured_flags = (buildpath/"gettext-tools/src/Makefile").read
+      odie "gettext configured its bundled libxml2 instead of the tap dependency" unless
+        configured_flags.match?(%r{^LIBXML = #{Regexp.escape(libxml2.to_s)}/lib/libxml2\.a\s*$}i)
+      odie "gettext did not retain the tap GNU libiconv include root" unless
+        configured_flags.match?(%r{^CPPFLAGS = .*\s-I#{Regexp.escape(libiconv.to_s)}/include(?:\s|$)}i)
+      odie "gettext did not retain the tap GNU libiconv library root" unless
+        configured_flags.match?(%r{^LDFLAGS = .*\s-L#{Regexp.escape(libiconv.to_s)}/lib(?:\s|$)}i)
+      odie "gettext did not retain libxml2's ordered static link closure" unless
+        configured_flags.match?(/^LIBS = -lz -liconv -lm -lcharset -ldl -pthread\s*$/i)
+      terminfo_flags = (buildpath/"libtextstyle/lib/Makefile").read
+      odie "gettext did not configure the tap ncurses terminfo library" unless
+        terminfo_flags.match?(%r{^LIBTERMINFO = #{Regexp.escape(ncurses.to_s)}/lib/libtermcap\.a$}i)
+
+      jobs = "-j#{ENV.make_jobs}"
+      system "make", jobs, "-C", "gettext-runtime/intl"
+      system "make", jobs, "-C", "gettext-runtime/gnulib-lib"
+      system "make", jobs, "-C", "gettext-runtime/src", "gettext", "ngettext"
+      system "make", jobs, "-C", "libtextstyle/lib"
+      system "make", jobs, "-C", "gettext-tools/gnulib-lib"
+      system "make", "-C", "gettext-tools/src", "textstyle.h", "textstyle/version.h", "textstyle/woe32dll.h"
+      system "make", jobs, "-C", "gettext-tools/src", "msgfmt", "xgettext"
+
+      fork_policies = {
+        buildpath/"gettext-runtime/src/gettext"  => :forbidden,
+        buildpath/"gettext-runtime/src/ngettext" => :forbidden,
+        buildpath/"gettext-tools/src/msgfmt"     => :forbidden,
+        buildpath/"gettext-tools/src/xgettext"   => :forbidden,
+      }
+      fork_policies.each do |artifact, fork_policy|
+        kandelo_fork_instrument(artifact) if fork_policy == :required
+        kandelo_validate_wasm_artifact(
+          artifact,
+          fork:            fork_policy,
+          forbidden_paths: [libiconv, libxml2, ncurses, zlib],
+        )
+      end
+      binaries = fork_policies.keys
+    end
+
+    bin.install binaries
+    chmod 0755, bin.children
+
+    system "make", "-C", "gettext-runtime/man", "gettext.1", "ngettext.1"
+    man1.install "gettext-runtime/man/gettext.1", "gettext-runtime/man/ngettext.1",
+      "gettext-tools/man/msgfmt.1", "gettext-tools/man/xgettext.1"
+    its_files = (buildpath/"gettext-tools/its").children.select { |path| [".its", ".loc"].include?(path.extname) }
+    (share/"gettext/its").install its_files
+    (share/"gettext/styles").install (buildpath/"gettext-tools/styles").glob("*.css")
+  end
+
+  test do
+    expected_versions = {
+      "gettext"  => "gettext-runtime",
+      "ngettext" => "gettext-runtime",
+      "msgfmt"   => "gettext-tools",
+      "xgettext" => "gettext-tools",
+    }
+    expected_versions.each do |command, component|
+      assert_match(
+        /#{Regexp.escape(command)} \(GNU #{Regexp.escape(component)}\) #{Regexp.escape(version.to_s)}/,
+        kandelo_run_wasm(bin/command, ["--version"], preserve_argv0: true),
+      )
+    end
+
+    (testpath/"messages.c").write <<~C
+      #include <libintl.h>
+      #include <stdio.h>
+
+      int main(int argc, char **argv) {
+        unsigned long count = argc > 1 ? 2 : 1;
+        puts(gettext("Greeting"));
+        printf(ngettext("%lu file", "%lu files", count), count);
+        return 0;
+      }
+    C
+
+    work_env = { "KERNEL_CWD" => "/work" }
+    work_mount = { "/work" => testpath }
+    assert_empty kandelo_run_wasm(
+      bin/"xgettext",
+      [
+        "--language=C",
+        "--keyword=gettext",
+        "--keyword=ngettext:1,2",
+        "--output=/work/messages.po",
+        "/work/messages.c",
+      ],
+      env: work_env, writable_host_directories: work_mount,
+    )
+    extracted = (testpath/"messages.po").read
+    assert_includes extracted, 'msgid "Greeting"'
+    assert_includes extracted, 'msgid "%lu file"'
+    assert_includes extracted, 'msgid_plural "%lu files"'
+
+    po = <<~PO.b
+      msgid ""
+      msgstr ""
+      "Project-Id-Version: kandelo-gettext-test 1\\n"
+      "PO-Revision-Date: 2026-07-12 00:00+0000\\n"
+      "Last-Translator: Kandelo Test <noreply@example.invalid>\\n"
+      "Language: fr\\n"
+      "Language-Team: fr\\n"
+      "MIME-Version: 1.0\\n"
+      "Content-Type: text/plain; charset=ISO-8859-1\\n"
+      "Content-Transfer-Encoding: 8bit\\n"
+      "Plural-Forms: nplurals=2; plural=(n > 1);\\n"
+
+      msgid "Greeting"
+      msgstr "cafPLACEHOLDER"
+
+      msgid "%lu file"
+      msgid_plural "%lu files"
+      msgstr[0] "%lu fichier"
+      msgstr[1] "%lu fichiers"
+    PO
+    po.sub!("cafPLACEHOLDER".b, "caf".b + [0xe9].pack("C"))
+    File.binwrite(testpath/"fr.po", po)
+    catalog = testpath/"locale/fr/LC_MESSAGES/kandelo.mo"
+    catalog.dirname.mkpath
+    assert_empty kandelo_run_wasm(
+      bin/"msgfmt",
+      ["--check", "--output-file=/work/locale/fr/LC_MESSAGES/kandelo.mo", "/work/fr.po"],
+      env: work_env, writable_host_directories: work_mount,
+    )
+    assert_equal [0xde, 0x12, 0x04, 0x95].pack("C*"), catalog.binread(4)
+
+    locale_env = work_env.merge(
+      "LANGUAGE" => "fr", "LC_ALL" => "fr_FR.UTF-8", "TEXTDOMAINDIR" => "/work/locale",
+    )
+    translated = kandelo_run_wasm(
+      bin/"gettext",
+      ["--domain=kandelo", "Greeting"],
+      env: locale_env, writable_host_directories: work_mount,
+    )
+    assert_equal "caf".b + [0xc3, 0xa9].pack("C*"), translated.b
+    assert_equal "%lu fichier", kandelo_run_wasm(
+      bin/"ngettext",
+      ["--domain=kandelo", "%lu file", "%lu files", "1"],
+      env: locale_env, writable_host_directories: work_mount,
+    )
+    assert_equal "%lu fichiers", kandelo_run_wasm(
+      bin/"ngettext",
+      ["--domain=kandelo", "%lu file", "%lu files", "2"],
+      env: locale_env, writable_host_directories: work_mount,
+    )
+
+    (testpath/"window.ui").write <<~XML
+      <?xml version="1.0" encoding="UTF-8"?>
+      <interface>
+        <object class="GtkWindow" id="window">
+          <property name="title" translatable="yes">Kandelo Catalog</property>
+        </object>
+      </interface>
+    XML
+    assert_empty kandelo_run_wasm(
+      bin/"xgettext",
+      [
+        "--its=/support/glade2.its",
+        "--output=/work/window.po",
+        "/work/window.ui",
+      ],
+      env:                       work_env,
+      guest_files:               { "/support/glade2.its" => share/"gettext/its/glade2.its" },
+      writable_host_directories: work_mount,
+    )
+    assert_includes (testpath/"window.po").read, 'msgid "Kandelo Catalog"'
+
+    styled = kandelo_run_wasm(
+      bin/"xgettext",
+      [
+        "--language=C",
+        "--color=always",
+        "--style=/support/po-default.css",
+        "--output=-",
+        "/work/messages.c",
+      ],
+      env:                       work_env.merge("TERM" => "xterm-256color"),
+      guest_files:               { "/support/po-default.css" => share/"gettext/styles/po-default.css" },
+      writable_host_directories: work_mount,
+    )
+    assert_includes styled, "\e["
+  end
+end
+
+__END__
+diff --git a/gettext-runtime/gnulib-lib/getlocalename_l-unsafe.c b/gettext-runtime/gnulib-lib/getlocalename_l-unsafe.c
+--- a/gettext-runtime/gnulib-lib/getlocalename_l-unsafe.c
++++ b/gettext-runtime/gnulib-lib/getlocalename_l-unsafe.c
+@@ -37 +37 @@
+-#if (__GLIBC__ >= 2 && !defined __UCLIBC__) || (defined __linux__ && HAVE_LANGINFO_H) || defined __CYGWIN__
++#if (__GLIBC__ >= 2 && !defined __UCLIBC__) || ((defined __linux__ || MUSL_LIBC) && HAVE_LANGINFO_H) || defined __CYGWIN__
+@@ -483 +483 @@ getlocalename_l_unsafe (int category, locale_t locale)
+-#elif defined __linux__ && HAVE_LANGINFO_H && defined NL_LOCALE_NAME
++#elif (defined __linux__ || MUSL_LIBC) && HAVE_LANGINFO_H && defined NL_LOCALE_NAME
+diff --git a/gettext-runtime/intl/gnulib-lib/getlocalename_l-unsafe.c b/gettext-runtime/intl/gnulib-lib/getlocalename_l-unsafe.c
+--- a/gettext-runtime/intl/gnulib-lib/getlocalename_l-unsafe.c
++++ b/gettext-runtime/intl/gnulib-lib/getlocalename_l-unsafe.c
+@@ -37 +37 @@
+-#if (__GLIBC__ >= 2 && !defined __UCLIBC__) || (defined __linux__ && HAVE_LANGINFO_H) || defined __CYGWIN__
++#if (__GLIBC__ >= 2 && !defined __UCLIBC__) || ((defined __linux__ || MUSL_LIBC) && HAVE_LANGINFO_H) || defined __CYGWIN__
+@@ -483 +483 @@ getlocalename_l_unsafe (int category, locale_t locale)
+-#elif defined __linux__ && HAVE_LANGINFO_H && defined NL_LOCALE_NAME
++#elif (defined __linux__ || MUSL_LIBC) && HAVE_LANGINFO_H && defined NL_LOCALE_NAME
+diff --git a/gettext-tools/gnulib-lib/getlocalename_l-unsafe.c b/gettext-tools/gnulib-lib/getlocalename_l-unsafe.c
+--- a/gettext-tools/gnulib-lib/getlocalename_l-unsafe.c
++++ b/gettext-tools/gnulib-lib/getlocalename_l-unsafe.c
+@@ -37 +37 @@
+-#if (__GLIBC__ >= 2 && !defined __UCLIBC__) || (defined __linux__ && HAVE_LANGINFO_H) || defined __CYGWIN__
++#if (__GLIBC__ >= 2 && !defined __UCLIBC__) || ((defined __linux__ || MUSL_LIBC) && HAVE_LANGINFO_H) || defined __CYGWIN__
+@@ -483 +483 @@ getlocalename_l_unsafe (int category, locale_t locale)
+-#elif defined __linux__ && HAVE_LANGINFO_H && defined NL_LOCALE_NAME
++#elif (defined __linux__ || MUSL_LIBC) && HAVE_LANGINFO_H && defined NL_LOCALE_NAME
+diff --git a/libtextstyle/lib/terminfo.h b/libtextstyle/lib/terminfo.h
+--- a/libtextstyle/lib/terminfo.h
++++ b/libtextstyle/lib/terminfo.h
+@@ -110 +110 @@
+-extern void tputs (const char *cp, int affcnt, int (*outcharfun) (int));
++extern int tputs (const char *cp, int affcnt, int (*outcharfun) (int));
+diff --git a/libtextstyle/lib/tputs.c b/libtextstyle/lib/tputs.c
+--- a/libtextstyle/lib/tputs.c
++++ b/libtextstyle/lib/tputs.c
+@@ -24 +24 @@
+-void tputs (const char *cp, int affcnt, int (*outcharfun) (int));
++int tputs (const char *cp, int affcnt, int (*outcharfun) (int));
+@@ -28 +28 @@
+-void
++int
+@@ -38,4 +38,5 @@ tputs (const char *cp, int affcnt, int (*outcharfun) (int))
+     }
+   for (; *cp != '\0'; cp++)
+     outcharfun (*cp);
++  return 0;
+ }

README.md

@@ -46,6 +46,7 @@ Current migration controls and pilots include:
 - `binutils`, GNU's native WebAssembly archive, symbol, and inspection suite,
   with exact trailing/representable `.wasm.*` custom-section and strip transforms,
   plus explicit rejection of relocatable, dynamic, cross-format, or lossy rewrites;
+- `gettext`, GNU catalog extraction, compilation, singular lookup, and plural lookup tools;
 - `file`, compression-aware file type identification backed by the complete
   `libmagic` database;
 - `what`, FreeBSD's SCCS identification-string extractor;