From 2023f5954122a7dbb66963cfaa54678719aae011 Mon Sep 17 00:00:00 2001
From: maedhros <maedhros@openttd.org>
Date: Tue, 25 Mar 2008 17:39:02 +0000
Subject: (svn r12417) -Fix: Add a new plural rule for Icelandic.

---
 src/lang/icelandic.txt | 2 +-
 src/strgen/strgen.cpp  | 2 +-
 src/strings.cpp        | 6 ++++++
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/lang/icelandic.txt b/src/lang/icelandic.txt
index 3efbd0208..262d675c6 100644
--- a/src/lang/icelandic.txt
+++ b/src/lang/icelandic.txt
@@ -1,7 +1,7 @@
 ##name Icelandic
 ##ownname Íslenska
 ##isocode is_IS
-##plural 0
+##plural 9
 ##gender karlkyn kvenkyn hvorugkyn
 
 #
diff --git a/src/strgen/strgen.cpp b/src/strgen/strgen.cpp
index 1147e7aec..d05f0e796 100644
--- a/src/strgen/strgen.cpp
+++ b/src/strgen/strgen.cpp
@@ -103,7 +103,7 @@ static char _cases[MAX_NUM_CASES][16];
 static int _numcases;
 
 // for each plural value, this is the number of plural forms.
-static const byte _plural_form_counts[] = { 2, 1, 2, 3, 3, 3, 3, 3, 4 };
+static const byte _plural_form_counts[] = { 2, 1, 2, 3, 3, 3, 3, 3, 4, 2 };
 
 static const char *_cur_ident;
 
diff --git a/src/strings.cpp b/src/strings.cpp
index 9338c99a4..32f2a297c 100644
--- a/src/strings.cpp
+++ b/src/strings.cpp
@@ -462,6 +462,12 @@ static int DeterminePluralForm(int64 cnt)
 	 *   Slovenian */
 	case 8:
 		return n % 100 == 1 ? 0 : n % 100 == 2 ? 1 : n % 100 == 3 || n % 100 == 4 ? 2 : 3;
+
+	/* Two forms; singular used for everything ending in 1 but not in 11.
+	 * Used in:
+	 *   Icelandic */
+	case 9:
+		return n % 10 == 1 && n % 100 != 11 ? 0 : 1;
 	}
 }
 
-- 
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