First part of automatic repair of MyISAM tables.

Error on full disk on repair.
SIGHUP signal handling.
Update with keys on timestamp
Portability fixes


Docs/manual.texi:
  Added documentation about automatic repair of MyISAM tables
client/mysql.cc:
  Remove usage of tempnam.
include/my_sys.h:
  Added create_temp_file
include/myisam.h:
  Fix for disk full on repair
myisam/mi_check.c:
  Fix for disk full on repair
myisam/sort.c:
  Fix for disk full on repair & removed usage of tempnam()
mysys/mf_cache.c:
  Remove usage of tempnam()
mysys/mf_dirname.c:
  Changed convert_dirname to return end 0
mysys/my_fopen.c:
  Security fixes
mysys/my_tempnam.c:
  remove blanks
readline/bind.c:
  Portability fixes
readline/complete.c:
  Portability fixes
readline/histexpand.c:
  Portability fixes
readline/input.c:
  Portability fixes
readline/search.c:
  Portability fixes
readline/shell.c:
  Portability fixes
readline/terminal.c:
  Portability fixes
readline/tilde.c:
  Portability fixes
readline/undo.c:
  Portability fixes
regex/cname.h:
  Portability fixes
regex/debug.c:
  Portability fixes
regex/main.c:
  Portability fixes
regex/regcomp.c:
  Portability fixes
regex/regerror.c:
  Portability fixes
sql/filesort.cc:
  Remove dummy code
sql/ha_myisam.cc:
  Automatic repair of MyISAM tables
sql/ha_myisam.h:
  Automatic repair of MyISAM tables
sql/handler.cc:
  Automatic repair of MyISAM tables
sql/handler.h:
  Automatic repair of MyISAM tables
sql/key.cc:
  Fix for UPDATE with key on timestamp column
sql/mysql_priv.h:
  Automatic repair of MyISAM tables
sql/mysqld.cc:
  Automatic repair of MyISAM tables & signal SIGHUP handling
sql/sql_base.cc:
  Automatic repair of MyISAM tables
sql/sql_class.cc:
  Automatic repair of MyISAM tables
sql/sql_class.h:
  Fix for insert with reference to columns
sql/sql_insert.cc:
  Fix for insert with reference to columns
sql/table.cc:
  Automatic repair of MyISAM tables
BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted

2 files changed, 11 insertions, 7 deletions

diff --git a/include/my_sys.h b/include/my_sys.h
index 05c63df1d77..77057ffa439 100644
--- a/include/my_sys.h
+++ b/include/my_sys.h
@@ -266,20 +266,21 @@ typedef struct st_dynamic_string {
 
 typedef struct st_io_cache		/* Used when cacheing files */
 {
+  my_off_t pos_in_file,end_of_file;
   byte	*rc_pos,*rc_end,*buffer,*rc_request_pos;
+  int (*read_function)(struct st_io_cache *,byte *,uint);
+  char *file_name;			/* if used with 'open_cached_file' */
+  char *dir,*prefix;
   File file;
   int	seek_not_done,error;
   uint	buffer_length,read_length;
-  my_off_t pos_in_file,end_of_file;
   myf	myflags;			/* Flags used to my_read/my_write */
+  enum cache_type type;
 #ifdef HAVE_AIOWAIT
   uint inited;
   my_off_t aio_read_pos;
   my_aio_result aio_result;
 #endif
-  enum cache_type type;
-  int (*read_function)(struct st_io_cache *,byte *,uint);
-  char *file_name;			/* if used with 'open_cached_file' */
 } IO_CACHE;
 
 typedef int (*qsort2_cmp)(const void *, const void *, const void *);
@@ -399,7 +400,7 @@ extern void TERMINATE(FILE *file);
 #endif
 extern void init_glob_errs(void);
 extern FILE *my_fopen(const char *FileName,int Flags,myf MyFlags);
-extern FILE *my_fdopen(File Filedes,int Flags,myf MyFlags);
+extern FILE *my_fdopen(File Filedes,const char *name, int Flags,myf MyFlags);
 extern int my_fclose(FILE *fd,myf MyFlags);
 extern int my_chsize(File fd,my_off_t newlength,myf MyFlags);
 extern int my_error _VARARGS((int nr,myf MyFlags, ...));
@@ -430,7 +431,7 @@ extern uint dirname_part(my_string to,const char *name);
 extern uint dirname_length(const char *name);
 #define base_name(A) (A+dirname_length(A))
 extern int test_if_hard_path(const char *dir_name);
-extern void convert_dirname(my_string name);
+extern char *convert_dirname(my_string name);
 extern void to_unix_path(my_string name);
 extern my_string fn_ext(const char *name);
 extern my_string fn_same(my_string toname,const char *name,int flag);
@@ -507,6 +508,8 @@ extern my_bool open_cached_file(IO_CACHE *cache,const char *dir,
 				 myf cache_myflags);
 extern my_bool real_open_cached_file(IO_CACHE *cache);
 extern void close_cached_file(IO_CACHE *cache);
+File create_temp_file(char *to, const char *dir, const char *pfx,
+		      int mode, myf MyFlags);
 extern my_bool init_dynamic_array(DYNAMIC_ARRAY *array,uint element_size,
 				  uint init_alloc,uint alloc_increment);
 extern my_bool insert_dynamic(DYNAMIC_ARRAY *array,gptr element);
diff --git a/include/myisam.h b/include/myisam.h
index 885ded085ca..5d7ef6325db 100644
--- a/include/myisam.h
+++ b/include/myisam.h
@@ -339,7 +339,6 @@ typedef struct st_mi_check_param
 
 
 typedef struct st_mi_sortinfo {
-  uint key_length;
   ha_rows max_records;
   SORT_INFO *sort_info;
   char *tmpdir;
@@ -347,6 +346,8 @@ typedef struct st_mi_sortinfo {
   int (*key_read)(SORT_INFO *info,void *buff);
   int (*key_write)(SORT_INFO *info, const void *buff);
   void (*lock_in_memory)(MI_CHECK *info);
+  uint key_length;
+  myf myf_rw;
 } MI_SORT_PARAM;
 
 /* functions in mi_check */