Support for Lua.

3 files changed, 99 insertions, 7 deletions

diff --git a/gettext-tools/doc/ChangeLog b/gettext-tools/doc/ChangeLog
index ed7e356..5b597d6 100644
--- a/gettext-tools/doc/ChangeLog
+++ b/gettext-tools/doc/ChangeLog
@@ -1,3 +1,12 @@
+2013-04-11  Ľubomír Remák  <lubomirr@lubomirr.eu>
+
+	Support for Lua.
+	* gettext.texi (PO Files): Mention lua-format.
+	(lua-format): New subsection.
+	(Lua): New subsection.
+	* xgettext.texi: Document Lua source language. Document that it is
+	applicable to --flag.
+
 2013-04-02  Daiki Ueno  <ueno@gnu.org>
 
 	* gettext.texi (PO Files): Use '@pxref' instead of '@xref'.
diff --git a/gettext-tools/doc/gettext.texi b/gettext-tools/doc/gettext.texi
index 1b45112..f479ed8 100644
--- a/gettext-tools/doc/gettext.texi
+++ b/gettext-tools/doc/gettext.texi
@@ -409,6 +409,7 @@ The Translator's View
 * qt-plural-format::            Qt Plural Format Strings
 * kde-format::                  KDE Format Strings
 * boost-format::                Boost Format Strings
+* lua-format::                  Lua Format Strings
 
 Individual Programming Languages
 
@@ -433,6 +434,7 @@ Individual Programming Languages
 * PHP::                         PHP Hypertext Preprocessor
 * Pike::                        Pike
 * GCC-source::                  GNU Compiler Collection sources
+* Lua::                         Lua
 
 sh - Shell Script
 
@@ -1623,6 +1625,12 @@ Likewise for KDE, see @ref{kde-format}.
 @kwindex no-boost-format@r{ flag}
 Likewise for Boost, see @ref{boost-format}.
 
+@item lua-format
+@kwindex lua-format@r{ flag}
+@itemx no-lua-format
+@kwindex no-lua-format@r{ flag}
+Likewise for Lua, see @ref{lua-format}.
+
 @end table
 
 @kwindex msgctxt
@@ -8965,6 +8973,7 @@ strings.
 * qt-plural-format::            Qt Plural Format Strings
 * kde-format::                  KDE Format Strings
 * boost-format::                Boost Format Strings
+* lua-format::                  Lua Format Strings
 @end menu
 
 @node c-format, objc-format, Translators for other Languages, Translators for other Languages
@@ -9210,7 +9219,7 @@ A directive consists of a @samp{%} followed by a non-zero decimal number.
 If a @samp{%n} occurs in a format strings, all of @samp{%1}, ..., @samp{%(n-1)}
 must occur as well, except possibly one of them.
 
-@node boost-format,  , kde-format, Translators for other Languages
+@node boost-format, lua-format, kde-format, Translators for other Languages
 @subsection Boost Format Strings
 
 Boost format strings are described in the documentation of the
@@ -9221,6 +9230,12 @@ such as @samp{%1$+5d}, or may be surrounded by vertical bars, such as
 @samp{%|1$+5d|} or @samp{%|1$+5|}, or consists of just an argument number
 between percent signs, such as @samp{%1%}.
 
+@node lua-format,  , boost-format, Translators for other Languages
+@subsection Lua Format Strings
+
+Lua format strings are described in the Lua reference manual, section @w{String Manipulation},
+@uref{http://www.lua.org/manual/5.1/manual.html#pdf-string.format}.
+
 @node Maintainers for other Languages, List of Programming Languages, Translators for other Languages, Programming Languages
 @section The Maintainer's View
 
@@ -9324,6 +9339,7 @@ that language, and to combine the resulting files using @code{msgcat}.
 * PHP::                         PHP Hypertext Preprocessor
 * Pike::                        Pike
 * GCC-source::                  GNU Compiler Collection sources
+* Lua::                         Lua
 @end menu
 
 @node C, sh, List of Programming Languages, List of Programming Languages
@@ -11735,7 +11751,7 @@ On platforms without gettext, the functions are not available.
 ---
 @end table
 
-@node GCC-source,  , Pike, List of Programming Languages
+@node GCC-source, Lua, Pike, List of Programming Languages
 @subsection GNU Compiler Collection sources
 @cindex GCC-source
 
@@ -11784,6 +11800,68 @@ Uses autoconf macros
 yes
 @end table
 
+@node Lua,  , GCC-source, List of Programming Languages
+@subsection Lua
+
+@table @asis
+@item RPMs
+lua
+
+@item File extension
+@code{lua}
+
+@item String syntax
+@itemize @bullet
+
+@item @code{"abc"}
+
+@item @code{'abc'}
+
+@item @code{[[abc]]}
+
+@item @code{[=[abc]=]}
+
+@item @code{[==[abc]==]}
+
+@item ...
+
+@end itemize
+
+@item gettext shorthand
+@code{_("abc")}
+
+@item gettext/ngettext functions
+@code{gettext.gettext}, @code{gettext.dgettext}, @code{gettext.dcgettext},
+@code{gettext.ngettext}, @code{gettext.dngettext}, @code{gettext.dcngettext}
+
+@item textdomain
+@code{textdomain} function
+
+@item bindtextdomain
+@code{bindtextdomain} function
+
+@item setlocale
+automatic
+
+@item Prerequisite
+@code{require 'gettext'} or running lua interpreter with @code{-l gettext} option
+
+@item Use or emulate GNU gettext
+use
+
+@item Extractor
+@code{xgettext}
+
+@item Formatting with positions
+---
+
+@item Portability
+On platforms without gettext, the functions are not available.
+
+@item po-mode marking
+---
+@end table
+
 @c This is the template for new languages.
 @ignore
 
@@ -11863,7 +11941,7 @@ fpk
 @code{xgettext}, @code{rstconv}
 @end table
 
-@node Glade,  , RST, List of Data Formats
+@node Glade,   , RST, List of Data Formats
 @subsection Glade - GNOME user interface description
 
 @table @asis
diff --git a/gettext-tools/doc/xgettext.texi b/gettext-tools/doc/xgettext.texi
index 4c59f4c..b6dd0dc 100644
--- a/gettext-tools/doc/xgettext.texi
+++ b/gettext-tools/doc/xgettext.texi
@@ -73,7 +73,7 @@ are @code{C}, @code{C++}, @code{ObjectiveC}, @code{PO}, @code{Shell},
 @code{Python}, @code{Lisp}, @code{EmacsLisp}, @code{librep}, @code{Scheme},
 @code{Smalltalk}, @code{Java}, @code{JavaProperties}, @code{C#}, @code{awk},
 @code{YCP}, @code{Tcl}, @code{Perl}, @code{PHP}, @code{GCC-source},
-@code{NXStringTable}, @code{RST}, @code{Glade}.
+@code{NXStringTable}, @code{RST}, @code{Glade}, @code{Lua}.
 
 @item -C
 @itemx --c++
@@ -137,7 +137,7 @@ Extract all strings.
 
 This option has an effect with most languages, namely C, C++, ObjectiveC,
 Shell, Python, Lisp, EmacsLisp, librep, Java, C#, awk, Tcl, Perl, PHP,
-GCC-source, Glade.
+GCC-source, Glade, Lua.
 
 @item -k[@var{keywordspec}]
 @itemx --keyword[=@var{keywordspec}]
@@ -180,7 +180,7 @@ escaped.
 
 This option has an effect with most languages, namely C, C++, ObjectiveC,
 Shell, Python, Lisp, EmacsLisp, librep, Java, C#, awk, Tcl, Perl, PHP,
-GCC-source, Glade.
+GCC-source, Glade, Lua.
 
 The default keyword specifications, which are always looked for if not
 explicitly disabled, are language dependent.  They are:
@@ -245,6 +245,11 @@ For PHP: @code{_}, @code{gettext}, @code{dgettext:2}, @code{dcgettext:2},
 @item
 For Glade 1: @code{label}, @code{title}, @code{text}, @code{format},
 @code{copyright}, @code{comments}, @code{preview_text}, @code{tooltip}.
+
+@item
+For Lua: @code{_}, @code{gettext.gettext}, @code{gettext.dgettext:2},
+@code{gettext.dcgettext:2}, @code{gettext.ngettext:1,2},
+@code{gettext.dngettext:2,3}, @code{gettext.dcngettext:2,3}.
 @end itemize
 
 To disable the default keyword specifications, the option @samp{-k} or
@@ -297,7 +302,7 @@ lead to a crash at runtime.
 @*
 This option has an effect with most languages, namely C, C++, ObjectiveC,
 Shell, Python, Lisp, EmacsLisp, librep, Scheme, Java, C#, awk, YCP, Tcl, Perl, PHP,
-GCC-source.
+GCC-source, Lua.
 
 @item -T
 @itemx --trigraphs