From 48c16e14f5695a5f1d446629f0a348e5202cbead Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Thu, 25 Oct 2007 20:22:53 +0000
Subject: [PATCH] Make initdb's selection of default text search configuration
 depend only on the 'language' part of the locale name, ignoring the country
 code. We may need to be smarter later when there are more built-in
 configurations, but for now this is good enough and avoids having to bloat
 the table.

---
 src/bin/initdb/initdb.c | 70 ++++++++++++++++++++---------------------
 1 file changed, 34 insertions(+), 36 deletions(-)

diff --git a/src/bin/initdb/initdb.c b/src/bin/initdb/initdb.c
index 1be891e86e2..e3713cd64c8 100644
--- a/src/bin/initdb/initdb.c
+++ b/src/bin/initdb/initdb.c
@@ -42,7 +42,7 @@
  * Portions Copyright (c) 1994, Regents of the University of California
  * Portions taken from FreeBSD.
  *
- * $PostgreSQL: pgsql/src/bin/initdb/initdb.c,v 1.148 2007/10/24 20:11:00 alvherre Exp $
+ * $PostgreSQL: pgsql/src/bin/initdb/initdb.c,v 1.149 2007/10/25 20:22:53 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -719,7 +719,7 @@ get_encoding_id(char *encoding_name)
 
 /*
  * Support for determining the best default text search configuration.
- * We key this off LC_CTYPE, after stripping its encoding indicator if any.
+ * We key this off the first part of LC_CTYPE (ie, the language name).
  */
 struct tsearch_config_match
 {
@@ -729,39 +729,37 @@ struct tsearch_config_match
 
 static const struct tsearch_config_match tsearch_config_languages[] =
 {
-	{"danish", "da_DK"},
-	{"danish", "Danish_Denmark"},
-	{"dutch", "nl_NL"},
-	{"dutch", "Dutch_Netherlands"},
+	{"danish", "da"},
+	{"danish", "Danish"},
+	{"dutch", "nl"},
+	{"dutch", "Dutch"},
 	{"english", "C"},
 	{"english", "POSIX"},
-	{"english", "en_US"},
-	{"english", "English_America"},
-	{"english", "en_UK"},
-	{"english", "English_Britain"},
-	{"finnish", "fi_FI"},
-	{"finnish", "Finnish_Finland"},
-	{"french", "fr_FR"},
-	{"french", "French_France"},
-	{"german", "de_DE"},
-	{"german", "German_Germany"},
-	{"hungarian", "hu_HU"},
-	{"hungarian", "Hungarian_Hungary"},
-	{"italian", "it_IT"},
-	{"italian", "Italian_Italy"},
-	{"norwegian", "no_NO"},
-	{"norwegian", "Norwegian_Norway"},
-	{"portuguese", "pt_PT"},
-	{"portuguese", "Portuguese_Portugal"},
-	{"romanian", "ro_RO"},
-	{"russian", "ru_RU"},
-	{"russian", "Russian_Russia"},
-	{"spanish", "es_ES"},
-	{"spanish", "Spanish_Spain"},
-	{"swedish", "sv_SE"},
-	{"swedish", "Swedish_Sweden"},
-	{"turkish", "tr_TR"},
-	{"turkish", "Turkish_Turkey"},
+	{"english", "en"},
+	{"english", "English"},
+	{"finnish", "fi"},
+	{"finnish", "Finnish"},
+	{"french", "fr"},
+	{"french", "French"},
+	{"german", "de"},
+	{"german", "German"},
+	{"hungarian", "hu"},
+	{"hungarian", "Hungarian"},
+	{"italian", "it"},
+	{"italian", "Italian"},
+	{"norwegian", "no"},
+	{"norwegian", "Norwegian"},
+	{"portuguese", "pt"},
+	{"portuguese", "Portuguese"},
+	{"romanian", "ro"},
+	{"russian", "ru"},
+	{"russian", "Russian"},
+	{"spanish", "es"},
+	{"spanish", "Spanish"},
+	{"swedish", "sv"},
+	{"swedish", "Swedish"},
+	{"turkish", "tr"},
+	{"turkish", "Turkish"},
 	{NULL, NULL}				/* end marker */
 };
 
@@ -777,15 +775,15 @@ find_matching_ts_config(const char *lc_type)
 			   *ptr;
 
 	/*
-	 * Convert lc_ctype to a language name by stripping ".utf8", "@euro", or
-	 * what-have-you
+	 * Convert lc_ctype to a language name by stripping everything after
+	 * an underscore.  Just for paranoia, we also stop at '.' or '@'.
 	 */
 	if (lc_type == NULL)
 		langname = xstrdup("");
 	else
 	{
 		ptr = langname = xstrdup(lc_type);
-		while (*ptr && *ptr != '.' && *ptr != '@')
+		while (*ptr && *ptr != '_' && *ptr != '.' && *ptr != '@')
 			ptr++;
 		*ptr = '\0';
 	}
-- 
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