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Diffstat (limited to 'externals/mysql/mysys/my_static.h')
| -rw-r--r-- | externals/mysql/mysys/my_static.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/externals/mysql/mysys/my_static.h b/externals/mysql/mysys/my_static.h new file mode 100644 index 00000000000..90168b099a8 --- /dev/null +++ b/externals/mysql/mysys/my_static.h @@ -0,0 +1,74 @@ +/* Copyright (C) 2000 MySQL AB + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; version 2 of the License. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ + +/* + Static variables for mysys library. All definied here for easy making of + a shared library +*/ + +C_MODE_START +#include <signal.h> + +#define MAX_SIGNALS 10 /* Max signals under a dont-allow */ +#define MIN_KEYBLOCK (min(IO_SIZE,1024)) +#define MAX_KEYBLOCK 8192 /* Max keyblocklength == 8*IO_SIZE */ +#define MAX_BLOCK_TYPES MAX_KEYBLOCK/MIN_KEYBLOCK + +struct st_remember { + int number; + sig_handler (*func)(int number); +}; + +/* + Structure that stores information of a allocated memory block + The data is at &struct_adr+sizeof(ALIGN_SIZE(sizeof(struct irem))) + The lspecialvalue is at the previous 4 bytes from this, which may not + necessarily be in the struct if the struct size isn't aligned at a 8 byte + boundary. +*/ + +struct st_irem +{ + struct st_irem *next; /* Linked list of structures */ + struct st_irem *prev; /* Other link */ + char *filename; /* File in which memory was new'ed */ + size_t datasize; /* Size requested */ + uint32 linenum; /* Line number in above file */ + uint32 SpecialValue; /* Underrun marker value */ +}; + + +extern char NEAR curr_dir[FN_REFLEN],NEAR home_dir_buff[FN_REFLEN]; + +extern volatile int _my_signals; +extern struct st_remember _my_sig_remember[MAX_SIGNALS]; + +extern const char *soundex_map; + +extern USED_MEM* my_once_root_block; +extern uint my_once_extra; + +extern uchar *sf_min_adress,*sf_max_adress; +extern uint sf_malloc_count; +extern struct st_irem *sf_malloc_root; + +extern struct st_my_file_info my_file_info_default[MY_NFILE]; + +extern ulonglong query_performance_frequency, query_performance_offset; + +#if defined(THREAD) && !defined(__WIN__) +extern sigset_t my_signals; /* signals blocked by mf_brkhant */ +#endif +C_MODE_END |