File 0002-documentation-for-the-locale-keyword.patch of Package groff

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File 0002-documentation-for-the-locale-keyword.patch of Package groff (Revision d6a8d3b66aeb6cd52b5bb5c8dc1056b8)

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From d4f65688290a2362af9a66ecb3ae93beb591fbf9 Mon Sep 17 00:00:00 2001
From: Michal Vyskocil <mvyskocil@suse.cz>
Date: Thu, 29 Sep 2011 09:19:01 +0200
Subject: [PATCH] documentation for the locale keyword

---
 doc/groff.texinfo  |   28 +++++++++++++++++++++++++++-
 man/groff_font.man |    8 +++++++-
 2 files changed, 34 insertions(+), 2 deletions(-)

diff --git a/doc/groff.texinfo b/doc/groff.texinfo
index 7b09e0f..1cff7b4 100644
--- a/doc/groff.texinfo
+++ b/doc/groff.texinfo
@@ -16530,7 +16530,7 @@ types @code{A0}-@code{A7}, @code{B0}-@code{B7}, @code{C0}-@code{C7},
 significant for @var{string} if it holds predefined paper types.
 Alternatively, @var{string} can be a file name (e.g.@:
 @file{/etc/papersize}); if the file can be opened, @code{groff} reads
-the first line and tests for the above paper sizes.  Finally,
+the first line and tests for the above paper sizes.  Or,
 @var{string} can be a custom paper size in the format
 @code{@var{length},@var{width}} (no spaces before and after the comma).
 Both @var{length} and @var{width} must have a unit appended; valid
@@ -16540,6 +16540,32 @@ which starts with a digit is always treated as a custom paper format.
 @code{papersize} sets both the vertical and horizontal dimension of the
 output medium.
 
+Finally, @var{string} can be a keyword @code{locale}. In this case groff will
+determine the default paper size from the country code of @code{LC_PAPER}. For
+most of combinations (including @code{LC_PAPER=C} or @code{POSIX}) a4 is used.
+In case of countries listed in Common Language Data Repository 2.0 of Unicode
+Consorcium - US (@code{US}), Canada (@code{CA}), Belize (@code{BZ}), Chile
+(@code{CL}), Colombia (@code{CO}), Costa Rica (@code{CR}), El Salvador
+(@code{SV}), Guatemala (@code{GT}), Panama (@code{PA}), Philippines
+(@code{PH}), Puerto Rico (@code{PR}), Mexico (@code{MX}), Nicaragua (@code{NI})
+and the Venezula (@code{VE}) size letter is used. The value of @code{LC_PAPER}
+is usually derived from @code{LANG} or @code{LC_ALL} and needs to be changed
+only if your main locale does not match the expected default paper size. Then
+you need to put the correct LC_PAPER variable into your environment.
+
+@example
+@group
+# the locale keyword is in devpts
+shell> grep papersize /usr/share/groff/current/font/devps/DESC
+papersize locale
+# default locale is US producing a letter papersize
+shell> locale | grep LC_PAPER
+LC_PAPER="en_US.UTF-8"
+# let's use a4 (German default) in this case
+shell> LC_PAPER=de_DE.UTF-8 groff -Tps ...
+@end group
+@end example
+
 More than one argument can be specified; @code{groff} scans from left to
 right and uses the first valid paper specification.
 
diff --git a/man/groff_font.man b/man/groff_font.man
index 64bd212..29a7136 100644
--- a/man/groff_font.man
+++ b/man/groff_font.man
@@ -150,7 +150,7 @@ can be a file name (e.g.\& `/etc/papersize'); if the file can be opened,
 .B groff
 reads the first line and tests for the above paper sizes.
 .
-Finally,
+or,
 .I string
 can be a custom paper size in the format
 .IB length , width
@@ -172,7 +172,13 @@ format.
 .B papersize
 sets both the vertical and horizontal dimension of the output medium.
 .
+Finally
+.I string
+can be a keyword locale, so
+.B groff
+will determine the papersize from system locale (LC_PAPER).
 .IP
+.
 More than one argument can be specified;
 .B groff
 scans from left to right and uses the first valid paper specification.
-- 
1.7.6.3

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