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Merge mysql.com:/home/my/mysql-4.0 into mysql.com:/home/my/mysql-4.1

Browse source 
client/mysqlimport.c:
  Auto merged
myisam/mi_locking.c:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/sql_handler.cc:
  Auto merged
This commit is contained in:
unknown 2004-10-07 12:51:32 +03:00
commit 9232c91d39
4 changed files with 53 additions and 55 deletions
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32
myisam/mi_locking.c
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@ -21,19 +21,6 @@
isamdatabase.
*/
/*
state.open_count in the .MYI file is used the following way:
- For the first change of the file in this process it's incremented with
mi_mark_file_change(). (We have a write lock on the file in this case)
- In mi_close() it's decremented by _mi_decrement_open_count() if it
was incremented in the same process.
This mean that if we are the only process using the file, the open_count
tells us if the MYISAM file wasn't properly closed. (This is true if
my_disable_locking is set).
*/
#include "myisamdef.h"
/* lock table by F_UNLCK, F_RDLCK or F_WRLCK */
@ -439,7 +426,24 @@ int _mi_test_if_changed(register MI_INFO *info)
} /* _mi_test_if_changed */
/* Put a mark in the .MYI file that someone is updating the table */
/*
Put a mark in the .MYI file that someone is updating the table
DOCUMENTATION
state.open_count in the .MYI file is used the following way:
- For the first change of the .MYI file in this process open_count is
incremented by mi_mark_file_change(). (We have a write lock on the file
when this happens)
- In mi_close() it's decremented by _mi_decrement_open_count() if it
was incremented in the same process.
This mean that if we are the only process using the file, the open_count
tells us if the MYISAM file wasn't properly closed. (This is true if
my_disable_locking is set).
*/
int _mi_mark_file_changed(MI_INFO *info)
{