Merge bk-internal.mysql.com:/data0/bk/mysql-4.1

into bk-internal.mysql.com:/users/rburnett/bug9721


BitKeeper/etc/logging_ok:
  auto-union

4 files changed, 69 insertions, 17 deletions

diff --git a/sql/ha_innodb.cc b/sql/ha_innodb.cc
index 0cb0f5564bf..2d2a8f2c3b4 100644
--- a/sql/ha_innodb.cc
+++ b/sql/ha_innodb.cc
@@ -5183,8 +5183,12 @@ innodb_show_status(
 /*===============*/
 	THD*	thd)	/* in: the MySQL query thread of the caller */
 {
-        Protocol        *protocol= thd->protocol;
-	trx_t*		trx;
+	Protocol*		protocol = thd->protocol;
+	trx_t*			trx;
+	static const char	truncated_msg[] = "... truncated...\n";
+	const long		MAX_STATUS_SIZE = 64000;
+	ulint			trx_list_start = ULINT_UNDEFINED;
+	ulint			trx_list_end = ULINT_UNDEFINED;
 
         DBUG_ENTER("innodb_show_status");
 
@@ -5199,33 +5203,57 @@ innodb_show_status(
 
 	innobase_release_stat_resources(trx);
 
-	/* We let the InnoDB Monitor to output at most 64000 bytes of text. */
+	/* We let the InnoDB Monitor to output at most MAX_STATUS_SIZE
+	bytes of text. */
 
-	long	flen;
+	long	flen, usable_len;
 	char*	str;
 
 	mutex_enter_noninline(&srv_monitor_file_mutex);
 	rewind(srv_monitor_file);
-	srv_printf_innodb_monitor(srv_monitor_file);
+	srv_printf_innodb_monitor(srv_monitor_file,
+				&trx_list_start, &trx_list_end);
 	flen = ftell(srv_monitor_file);
 	os_file_set_eof(srv_monitor_file);
 	if (flen < 0) {
 		flen = 0;
-	} else if (flen > 64000 - 1) {
-		flen = 64000 - 1;
+	}
+
+	if (flen > MAX_STATUS_SIZE) {
+		usable_len = MAX_STATUS_SIZE;
+	} else {
+		usable_len = flen;
 	}
 
 	/* allocate buffer for the string, and
 	read the contents of the temporary file */
 
-	if (!(str = my_malloc(flen + 1, MYF(0))))
+	if (!(str = my_malloc(usable_len + 1, MYF(0))))
         {
           mutex_exit_noninline(&srv_monitor_file_mutex);
           DBUG_RETURN(-1);
         }
 
 	rewind(srv_monitor_file);
-	flen = fread(str, 1, flen, srv_monitor_file);
+	if (flen < MAX_STATUS_SIZE) {
+		/* Display the entire output. */
+		flen = fread(str, 1, flen, srv_monitor_file);
+	} else if (trx_list_end < (ulint) flen
+			&& trx_list_start < trx_list_end
+			&& trx_list_start + (flen - trx_list_end)
+			< MAX_STATUS_SIZE - sizeof truncated_msg - 1) {
+		/* Omit the beginning of the list of active transactions. */
+		long	len = fread(str, 1, trx_list_start, srv_monitor_file);
+		memcpy(str + len, truncated_msg, sizeof truncated_msg - 1);
+		len += sizeof truncated_msg - 1;
+		usable_len = (MAX_STATUS_SIZE - 1) - len;
+		fseek(srv_monitor_file, flen - usable_len, SEEK_SET);
+		len += fread(str + len, 1, usable_len, srv_monitor_file);
+		flen = len;
+	} else {
+		/* Omit the end of the output. */
+		flen = fread(str, 1, MAX_STATUS_SIZE - 1, srv_monitor_file);
+	}
 
 	mutex_exit_noninline(&srv_monitor_file_mutex);
 
diff --git a/sql/hostname.cc b/sql/hostname.cc
index fe2fad6f3b2..ec5c6f29a27 100644
--- a/sql/hostname.cc
+++ b/sql/hostname.cc
@@ -183,7 +183,7 @@ my_string ip_to_hostname(struct in_addr *in, uint *errors)
       that attempted to connect during the outage) unable to connect
       indefinitely.
     */
-    if (tmp_errno == HOST_NOT_FOUND || tmp_error == NO_DATA)
+    if (tmp_errno == HOST_NOT_FOUND || tmp_errno == NO_DATA)
       add_wrong_ip(in);
     my_gethostbyname_r_free();
     DBUG_RETURN(0);
@@ -207,13 +207,17 @@ my_string ip_to_hostname(struct in_addr *in, uint *errors)
   {
     VOID(pthread_mutex_unlock(&LOCK_hostname));
     DBUG_PRINT("error",("gethostbyaddr returned %d",errno));
-    goto err;
+
+    if (errno == HOST_NOT_FOUND || errno == NO_DATA)
+	add_wrong_ip(in); /* only cache negative responses, not failures */
+
+    DBUG_RETURN(0);
   }
   if (!hp->h_name[0])				// Don't allow empty hostnames
   {
     VOID(pthread_mutex_unlock(&LOCK_hostname));
     DBUG_PRINT("error",("Got an empty hostname"));
-    goto err;
+    goto add_wrong_ip_and_return;
   }
   if (!(name=my_strdup(hp->h_name,MYF(0))))
   {
@@ -240,7 +244,7 @@ my_string ip_to_hostname(struct in_addr *in, uint *errors)
     {
       DBUG_PRINT("error",("mysqld doesn't accept hostnames that starts with a number followed by a '.'"));
       my_free(name,MYF(0));
-      goto err;
+      goto add_wrong_ip_and_return;
     }
   }
 
@@ -256,7 +260,7 @@ my_string ip_to_hostname(struct in_addr *in, uint *errors)
   DBUG_PRINT("error",("Couldn't verify hostname with gethostbyname"));
   my_free(name,MYF(0));
 
-err:
+add_wrong_ip_and_return:
   add_wrong_ip(in);
   DBUG_RETURN(0);
 }
diff --git a/sql/share/charsets/Index.xml b/sql/share/charsets/Index.xml
index 9595d4a7ddb..74763b195a8 100644
--- a/sql/share/charsets/Index.xml
+++ b/sql/share/charsets/Index.xml
@@ -1,6 +1,6 @@
 <?xml version='1.0' encoding="utf-8"?>
 
-<charsets max-id="94">
+<charsets max-id="96">
 
 <copyright>
  Copyright (C) 2003 MySQL AB
@@ -553,5 +553,25 @@ To make maintaining easier please:
   </collation>
 </charset>
 
+<charset name="cp932">
+  <family>Japanese</family>
+  <description>SJIS for Windows Japanese</description>
+  <alias>windows-31j</alias>
+  <alias>cswindows31j</alias>
+  <alias>sjisms</alias>
+  <alias>windows-95j</alias>
+  <alias>x-sjis-cp932</alias>
+  <alias>ms932</alias>
+  <alias>sjisms</alias>
+  <collation name="cp932_japanese_ci"    id="95" order="Japanese">
+    <flag>primary</flag>
+    <flag>compiled</flag>
+  </collation>
+  <collation name="cp932_bin"    id="96" order="Binary">
+    <flag>binary</flag>
+    <flag>compiled</flag>
+  </collation>
+</charset>
+
 </charsets>
 
diff --git a/sql/share/charsets/latin2.xml b/sql/share/charsets/latin2.xml
index 702f052604b..3ae239cb8fd 100644
--- a/sql/share/charsets/latin2.xml
+++ b/sql/share/charsets/latin2.xml
@@ -60,7 +60,7 @@
  A0 B1 A2 B3 A4 B5 B6 A7 A8 B9 BA BB BC AD BE BF
  B0 B1 B2 B3 B4 B5 B6 B7 B8 B9 BA BB BC BD BE BF
  E0 E1 E2 E3 E4 E5 E6 E7 E8 E9 EA EB EC ED EE EF
- D0 F1 F2 F3 F4 F5 F6 D7 F8 F9 FA FB FC FD FE DF
+ F0 F1 F2 F3 F4 F5 F6 D7 F8 F9 FA FB FC FD FE DF
  E0 E1 E2 E3 E4 E5 E6 E7 E8 E9 EA EB EC ED EE EF
  F0 F1 F2 F3 F4 F5 F6 F7 F8 F9 FA FB FC FD FE FF
 </map>
@@ -84,7 +84,7 @@
  C0 C1 C2 C3 C4 C5 C6 C7 C8 C9 CA CB CC CD CE CF
  D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 DA DB DC DD DE DF
  C0 C1 C2 C3 C4 C5 C6 C7 C8 C9 CA CB CC CD CE CF
- F0 D1 D2 D3 D4 D5 D6 F7 D8 D9 DA DB DC DD DE FF
+ D0 D1 D2 D3 D4 D5 D6 F7 D8 D9 DA DB DC DD DE FF
 </map>
 </upper>