From 06346d5849d70ebfcd26e8886dfd6b4303154f0b Mon Sep 17 00:00:00 2001
From: naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 29 Oct 2009 08:14:09 +0000
Subject: * encoding.c (Init_Encoding): set locale and filesystem encindex.

* ruby.c (process_options): move setting func of filesystem
  encoding to Init_Encoding.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25558 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 encoding.c | 40 +++++++++++++++++++---------------------
 1 file changed, 19 insertions(+), 21 deletions(-)

(limited to 'encoding.c')

diff --git a/encoding.c b/encoding.c
index fa7937ed2b..bd71a61949 100644
--- a/encoding.c
+++ b/encoding.c
@@ -26,6 +26,7 @@
 static ID id_encoding;
 VALUE rb_cEncoding;
 static VALUE rb_encoding_list;
+static int locale_encindex = -1, filesystem_encindex = -1;
 
 struct rb_encoding_entry {
     const char *name;
@@ -1093,53 +1094,47 @@ rb_usascii_encindex(void)
     return ENCINDEX_US_ASCII;
 }
 
-static int
-rb_locale_encindex(void)
+static void
+set_locale_encindex(void)
 {
     VALUE charmap = rb_locale_charmap(rb_cEncoding);
-    int idx;
 
     if (NIL_P(charmap))
-        idx = rb_usascii_encindex();
-    else if ((idx = rb_enc_find_index(StringValueCStr(charmap))) < 0)
-        idx = rb_ascii8bit_encindex();
+        locale_encindex = rb_usascii_encindex();
+    else if ((locale_encindex = rb_enc_find_index(StringValueCStr(charmap))) < 0)
+        locale_encindex = rb_ascii8bit_encindex();
 
-    if (rb_enc_registered("locale") < 0) enc_alias_internal("locale", idx);
-
-    return idx;
+    if (rb_enc_registered("locale") < 0) enc_alias_internal("locale", locale_encindex);
 }
 
 rb_encoding *
 rb_locale_encoding(void)
 {
-    return rb_enc_from_index(rb_locale_encindex());
+    return rb_enc_from_index(locale_encindex);
 }
 
-static int
-rb_filesystem_encindex(void)
+static void
+set_filesystem_encindex(void)
 {
-    int idx;
 #if defined NO_LOCALE_CHARMAP
-    idx = rb_enc_to_index(rb_default_external_encoding());
+    filesystem_encindex = rb_enc_to_index(rb_default_external_encoding());
 #elif defined _WIN32 || defined __CYGWIN__
     char cp[sizeof(int) * 8 / 3 + 4];
     snprintf(cp, sizeof cp, "CP%d", AreFileApisANSI() ? GetACP() : GetOEMCP());
-    idx = rb_enc_find_index(cp);
+    filesystem_encindex = rb_enc_find_index(cp);
 #elif defined __APPLE__
-    idx = rb_utf8_encindex();
+    filesystem_encindex = rb_utf8_encindex();
 #else
-    idx = rb_locale_encindex();
+    filesystem_encindex = locale_encindex;
 #endif
 
-    if (rb_enc_registered("filesystem") < 0) enc_alias_internal("filesystem", idx);
-
-    return idx;
+    if (rb_enc_registered("filesystem") < 0) enc_alias_internal("filesystem", filesystem_encindex);
 }
 
 rb_encoding *
 rb_filesystem_encoding(void)
 {
-    return rb_enc_from_index(rb_filesystem_encindex());
+    return rb_enc_from_index(filesystem_encindex);
 }
 
 struct default_encoding {
@@ -1501,6 +1496,9 @@ Init_Encoding(void)
     for (i = 0; i < enc_table.count; ++i) {
 	rb_ary_push(list, enc_new(enc_table.list[i].enc));
     }
+    set_locale_encindex();
+    set_filesystem_encindex();
+
 }
 
 /* locale insensitive functions */
-- 
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