diff options
Diffstat (limited to 'include/my_sys.h')
| -rw-r--r-- | include/my_sys.h | 241 |
1 files changed, 105 insertions, 136 deletions
diff --git a/include/my_sys.h b/include/my_sys.h index 90fd78f77ba..6e2cbd4c0b3 100644 --- a/include/my_sys.h +++ b/include/my_sys.h @@ -15,6 +15,9 @@ #ifndef _my_sys_h #define _my_sys_h + +#include "my_global.h" /* C_MODE_START, C_MODE_END */ + C_MODE_START #ifdef HAVE_AIOWAIT @@ -39,7 +42,7 @@ typedef struct my_aio_result { #endif /* HAVE_VALGRIND */ #ifndef THREAD -extern int NEAR my_errno; /* Last error in mysys */ +extern int my_errno; /* Last error in mysys */ #else #include <my_pthread.h> #endif @@ -47,11 +50,23 @@ extern int NEAR my_errno; /* Last error in mysys */ #include <m_ctype.h> /* for CHARSET_INFO */ #include <stdarg.h> #include <typelib.h> +#ifdef _WIN32 +#include <malloc.h> /*for alloca*/ +#endif -#define MYSYS_PROGRAM_USES_CURSES() { error_handler_hook = my_message_curses; mysys_uses_curses=1; } -#define MYSYS_PROGRAM_DONT_USE_CURSES() { error_handler_hook = my_message_no_curses; mysys_uses_curses=0;} #define MY_INIT(name) { my_progname= name; my_init(); } +/** + Max length of an error message generated by mysys utilities. + Some mysys functions produce error messages. These mostly go + to stderr. + This constant defines the size of the buffer used to format + the message. It should be kept in sync with MYSQL_ERRMSG_SIZE, + since sometimes mysys errors are stored in the server diagnostics + area, and we would like to avoid unexpected truncation. +*/ +#define MYSYS_ERRMSG_SIZE (512) + #define MY_FILE_ERROR ((size_t) -1) /* General bitmaps for my_func's */ @@ -62,8 +77,8 @@ extern int NEAR my_errno; /* Last error in mysys */ #define MY_WME 16 /* Write message on error */ #define MY_WAIT_IF_FULL 32 /* Wait and try again if disk full error */ #define MY_IGNORE_BADFD 32 /* my_sync: ignore 'bad descriptor' errors */ -#define MY_SYNC_DIR 1024 /* my_create/delete/rename: sync directory */ -#define MY_RAID 64 /* Support for RAID */ +#define MY_SYNC_DIR 8192 /* my_create/delete/rename: sync directory */ +#define MY_UNUSED 64 /* Unused (was support for RAID) */ #define MY_FULL_IO 512 /* For my_read - loop intil I/O is complete */ #define MY_DONT_CHECK_FILESIZE 128 /* Option to init_io_cache() */ #define MY_LINK_WARNING 32 /* my_redel() gives warning if links */ @@ -86,10 +101,6 @@ extern int NEAR my_errno; /* Last error in mysys */ #define MY_GIVE_INFO 2 /* Give time info about process*/ #define MY_DONT_FREE_DBUG 4 /* Do not call DBUG_END() in my_end() */ -#define MY_REMOVE_NONE 0 /* Params for modify_defaults_file */ -#define MY_REMOVE_OPTION 1 -#define MY_REMOVE_SECTION 2 - #define ME_HIGHBYTE 8 /* Shift for colours */ #define ME_NOCUR 1 /* Don't use curses message */ #define ME_OLDWIN 2 /* Use old window */ @@ -103,8 +114,6 @@ extern int NEAR my_errno; /* Last error in mysys */ #define ME_COLOUR2 ((2 << ME_HIGHBYTE)) #define ME_COLOUR3 ((3 << ME_HIGHBYTE)) #define ME_FATALERROR 1024 /* Fatal statement error */ -#define ME_NO_WARNING_FOR_ERROR 2048 /* Don't push a warning for error */ -#define ME_NO_SP_HANDLER 4096 /* Don't call stored routine error handlers */ /* Bits in last argument to fn_format */ #define MY_REPLACE_DIR 1 /* replace dir in name with 'dir' */ @@ -145,46 +154,15 @@ extern int NEAR my_errno; /* Last error in mysys */ #define GETDATE_FIXEDLENGTH 16 /* defines when allocating data */ -#ifdef SAFEMALLOC -#define my_malloc(SZ,FLAG) _mymalloc((SZ), __FILE__, __LINE__, FLAG ) -#define my_malloc_ci(SZ,FLAG) _mymalloc((SZ), sFile, uLine, FLAG ) -#define my_realloc(PTR,SZ,FLAG) _myrealloc((PTR), (SZ), __FILE__, __LINE__, FLAG ) -#define my_checkmalloc() _sanity( __FILE__, __LINE__ ) -#define my_free(PTR,FLAG) _myfree((PTR), __FILE__, __LINE__,FLAG) -#define my_memdup(A,B,C) _my_memdup((A),(B), __FILE__,__LINE__,C) -#define my_strdup(A,C) _my_strdup((A), __FILE__,__LINE__,C) -#define my_strndup(A,B,C) _my_strndup((A),(B),__FILE__,__LINE__,C) -#define TRASH(A,B) do { bfill(A, B, 0x8F); MEM_UNDEFINED(A, B); } while (0) -#define QUICK_SAFEMALLOC sf_malloc_quick=1 -#define NORMAL_SAFEMALLOC sf_malloc_quick=0 -extern uint sf_malloc_prehunc,sf_malloc_endhunc,sf_malloc_quick; -extern ulonglong sf_malloc_mem_limit; - -#define CALLER_INFO_PROTO , const char *sFile, uint uLine -#define CALLER_INFO , __FILE__, __LINE__ -#define ORIG_CALLER_INFO , sFile, uLine -#else -#define my_checkmalloc() -#undef TERMINATE -#define TERMINATE(A,B) {} -#define QUICK_SAFEMALLOC -#define NORMAL_SAFEMALLOC extern void *my_malloc(size_t Size,myf MyFlags); -#define my_malloc_ci(SZ,FLAG) my_malloc( SZ, FLAG ) +extern void *my_multi_malloc(myf MyFlags, ...); extern void *my_realloc(void *oldpoint, size_t Size, myf MyFlags); -extern void my_no_flags_free(void *ptr); +extern void my_free(void *ptr); extern void *my_memdup(const void *from,size_t length,myf MyFlags); extern char *my_strdup(const char *from,myf MyFlags); extern char *my_strndup(const char *from, size_t length, myf MyFlags); -/* we do use FG (as a no-op) in below so that a typo on FG is caught */ -#define my_free(PTR,FG) ((void)FG,my_no_flags_free(PTR)) -#define CALLER_INFO_PROTO /* nothing */ -#define CALLER_INFO /* nothing */ -#define ORIG_CALLER_INFO /* nothing */ #define TRASH(A,B) do{MEM_CHECK_ADDRESSABLE(A,B);MEM_UNDEFINED(A,B);} while (0) -#endif - #if defined(ENABLED_DEBUG_SYNC) extern void (*debug_sync_C_callback_ptr)(const char *, size_t); #define DEBUG_SYNC_C(_sync_point_name_) do { \ @@ -198,11 +176,11 @@ extern void (*debug_sync_C_callback_ptr)(const char *, size_t); #ifdef HAVE_LARGE_PAGES extern uint my_get_large_page_size(void); extern uchar * my_large_malloc(size_t size, myf my_flags); -extern void my_large_free(uchar * ptr, myf my_flags); +extern void my_large_free(uchar *ptr); #else #define my_get_large_page_size() (0) #define my_large_malloc(A,B) my_malloc_lock((A),(B)) -#define my_large_free(A,B) my_free_lock((A),(B)) +#define my_large_free(A) my_free_lock((A)) #endif /* HAVE_LARGE_PAGES */ #ifdef HAVE_ALLOCA @@ -219,8 +197,8 @@ extern void my_large_free(uchar * ptr, myf my_flags); #define my_alloca(SZ) alloca((size_t) (SZ)) #define my_afree(PTR) {} #else -#define my_alloca(SZ) my_malloc(SZ,MYF(0)) -#define my_afree(PTR) my_free(PTR,MYF(MY_WME)) +#define my_alloca(SZ) my_malloc(SZ,MYF(MY_FAE)) +#define my_afree(PTR) my_free(PTR) #endif /* HAVE_ALLOCA */ #ifndef errno /* did we already get it? */ @@ -232,21 +210,25 @@ extern int errno; /* declare errno */ #endif /* #ifndef errno */ extern char *home_dir; /* Home directory for user */ extern const char *my_progname; /* program-name (printed in errors) */ -extern char NEAR curr_dir[]; /* Current directory for user */ -extern int (*error_handler_hook)(uint my_err, const char *str,myf MyFlags); -extern int (*fatal_error_handler_hook)(uint my_err, const char *str, +extern char curr_dir[]; /* Current directory for user */ +extern void (*error_handler_hook)(uint my_err, const char *str,myf MyFlags); +extern void (*fatal_error_handler_hook)(uint my_err, const char *str, myf MyFlags); extern uint my_file_limit; extern ulong my_thread_stack_size; +extern const char *(*proc_info_hook)(void *, const char *, const char *, + const char *, const unsigned int); + #ifdef HAVE_LARGE_PAGES extern my_bool my_use_large_pages; extern uint my_large_page_size; #endif /* charsets */ +#define MY_ALL_CHARSETS_SIZE 2048 extern MYSQL_PLUGIN_IMPORT CHARSET_INFO *default_charset_info; -extern MYSQL_PLUGIN_IMPORT CHARSET_INFO *all_charsets[256]; +extern MYSQL_PLUGIN_IMPORT CHARSET_INFO *all_charsets[MY_ALL_CHARSETS_SIZE]; extern CHARSET_INFO compiled_charsets[]; /* statistics */ @@ -261,33 +243,25 @@ extern void (*my_sigtstp_cleanup)(void), (*my_sigtstp_restart)(void), (*my_abort_hook)(int); /* Executed when comming from shell */ -extern MYSQL_PLUGIN_IMPORT int NEAR my_umask; /* Default creation mask */ -extern int NEAR my_umask_dir, - NEAR my_recived_signals, /* Signals we have got */ - NEAR my_safe_to_handle_signal, /* Set when allowed to SIGTSTP */ - NEAR my_dont_interrupt; /* call remember_intr when set */ -extern my_bool NEAR mysys_uses_curses, my_use_symdir; -extern size_t sf_malloc_cur_memory, sf_malloc_max_memory; +extern MYSQL_PLUGIN_IMPORT int my_umask; /* Default creation mask */ +extern int my_umask_dir, + my_recived_signals, /* Signals we have got */ + my_safe_to_handle_signal, /* Set when allowed to SIGTSTP */ + my_dont_interrupt; /* call remember_intr when set */ +extern my_bool my_use_symdir; extern ulong my_default_record_cache_size; -extern my_bool NEAR my_disable_locking,NEAR my_disable_async_io, - NEAR my_disable_flush_key_blocks, NEAR my_disable_symlinks; +extern my_bool my_disable_locking, my_disable_async_io, + my_disable_flush_key_blocks, my_disable_symlinks; extern char wild_many,wild_one,wild_prefix; extern const char *charsets_dir; /* from default.c */ -extern char *my_defaults_extra_file; +extern const char *my_defaults_extra_file; extern const char *my_defaults_group_suffix; extern const char *my_defaults_file; extern my_bool timed_mutexes; -typedef struct wild_file_pack /* Struct to hold info when selecting files */ -{ - uint wilds; /* How many wildcards */ - uint not_pos; /* Start of not-theese-files */ - char * *wild; /* Pointer to wildcards */ -} WF_PACK; - enum loglevel { ERROR_LEVEL, WARNING_LEVEL, @@ -334,10 +308,14 @@ enum file_type struct st_my_file_info { - char * name; - enum file_type type; -#if defined(THREAD) && !defined(HAVE_PREAD) - pthread_mutex_t mutex; + char *name; +#ifdef _WIN32 + HANDLE fhandle; /* win32 file handle */ + int oflag; /* open flags, e.g O_APPEND */ +#endif + enum file_type type; +#if defined(THREAD) && !defined(HAVE_PREAD) && !defined(_WIN32) + mysql_mutex_t mutex; #endif }; @@ -357,7 +335,7 @@ typedef struct st_my_tmpdir char **list; uint cur, max; #ifdef THREAD - pthread_mutex_t mutex; + mysql_mutex_t mutex; #endif } MY_TMPDIR; @@ -373,9 +351,9 @@ typedef int (*IO_CACHE_CALLBACK)(struct st_io_cache*); #ifdef THREAD typedef struct st_io_cache_share { - pthread_mutex_t mutex; /* To sync on reads into buffer. */ - pthread_cond_t cond; /* To wait for signals. */ - pthread_cond_t cond_writer; /* For a synchronized writer. */ + mysql_mutex_t mutex; /* To sync on reads into buffer. */ + mysql_cond_t cond; /* To wait for signals. */ + mysql_cond_t cond_writer; /* For a synchronized writer. */ /* Offset in file corresponding to the first byte of buffer. */ my_off_t pos_in_file; /* If a synchronized write cache is the source of the data. */ @@ -436,7 +414,7 @@ typedef struct st_io_cache /* Used when cacheing files */ The lock is for append buffer used in SEQ_READ_APPEND cache need mutex copying from append buffer to read buffer. */ - pthread_mutex_t append_buffer_lock; + mysql_mutex_t append_buffer_lock; /* The following is used when several threads are reading the same file in parallel. They are synchronized on disk @@ -478,7 +456,8 @@ typedef struct st_io_cache /* Used when cacheing files */ IO_CACHE_CALLBACK pre_close; /* Counts the number of times, when we were forced to use disk. We use it to - increase the binlog_cache_disk_use status variable. + increase the binlog_cache_disk_use and binlog_stmt_cache_disk_use status + variables. */ ulong disk_writes; void* arg; /* for use by pre/post_read */ @@ -579,7 +558,6 @@ typedef int (*Process_option_func)(void *ctx, const char *group_name, /* Prototypes for mysys and my_func functions */ extern int my_copy(const char *from,const char *to,myf MyFlags); -extern int my_append(const char *from,const char *to,myf MyFlags); extern int my_delete(const char *name,myf MyFlags); extern int my_getwd(char * buf,size_t size,myf MyFlags); extern int my_setwd(const char *dir,myf MyFlags); @@ -595,7 +573,6 @@ extern File my_register_filename(File fd, const char *FileName, extern File my_create(const char *FileName,int CreateFlags, int AccessFlags, myf MyFlags); extern int my_close(File Filedes,myf MyFlags); -extern File my_dup(File file, myf MyFlags); extern int my_mkdir(const char *dir, int Flags, myf MyFlags); extern int my_readlink(char *to, const char *filename, myf MyFlags); extern int my_is_symlink(const char *filename); @@ -621,63 +598,57 @@ extern size_t my_fwrite(FILE *stream,const uchar *Buffer,size_t Count, myf MyFlags); extern my_off_t my_fseek(FILE *stream,my_off_t pos,int whence,myf MyFlags); extern my_off_t my_ftell(FILE *stream,myf MyFlags); -extern void *_mymalloc(size_t uSize,const char *sFile, - uint uLine, myf MyFlag); -extern void *_myrealloc(void *pPtr,size_t uSize,const char *sFile, - uint uLine, myf MyFlag); -extern void * my_multi_malloc _VARARGS((myf MyFlags, ...)); -extern void _myfree(void *pPtr,const char *sFile,uint uLine, myf MyFlag); -extern int _sanity(const char *sFile, uint uLine); -extern void *_my_memdup(const void *from, size_t length, - const char *sFile, uint uLine,myf MyFlag); -extern char * _my_strdup(const char *from, const char *sFile, uint uLine, - myf MyFlag); -extern char *_my_strndup(const char *from, size_t length, - const char *sFile, uint uLine, - myf MyFlag); /* implemented in my_memmem.c */ extern void *my_memmem(const void *haystack, size_t haystacklen, const void *needle, size_t needlelen); -#ifdef __WIN__ -extern int my_access(const char *path, int amode); -extern File my_sopen(const char *path, int oflag, int shflag, int pmode); +#ifdef _WIN32 +extern int my_access(const char *path, int amode); #else #define my_access access #endif + extern int check_if_legal_filename(const char *path); extern int check_if_legal_tablename(const char *path); -#if defined(__WIN__) && defined(__NT__) +#ifdef _WIN32 extern int nt_share_delete(const char *name,myf MyFlags); #define my_delete_allow_opened(fname,flags) nt_share_delete((fname),(flags)) #else #define my_delete_allow_opened(fname,flags) my_delete((fname),(flags)) #endif -#ifndef TERMINATE -extern void TERMINATE(FILE *file, uint flag); +#ifdef _WIN32 +/* Windows-only functions (CRT equivalents)*/ +extern HANDLE my_get_osfhandle(File fd); +extern void my_osmaperr(unsigned long last_error); #endif + extern void init_glob_errs(void); +extern const char** get_global_errmsgs(); extern void wait_for_free_space(const char *filename, int errors); extern FILE *my_fopen(const char *FileName,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 File my_fileno(FILE *fd); extern int my_chsize(File fd,my_off_t newlength, int filler, myf MyFlags); extern int my_sync(File fd, myf my_flags); extern int my_sync_dir(const char *dir_name, myf my_flags); extern int my_sync_dir_by_file(const char *file_name, myf my_flags); -extern int my_error _VARARGS((int nr,myf MyFlags, ...)); -extern int my_printf_error _VARARGS((uint my_err, const char *format, - myf MyFlags, ...)) - ATTRIBUTE_FORMAT(printf, 2, 4); -extern int my_error_register(const char **errmsgs, int first, int last); +extern void my_error(int nr,myf MyFlags, ...); +extern void my_printf_error(uint my_err, const char *format, + myf MyFlags, ...) + ATTRIBUTE_FORMAT(printf, 2, 4); +extern void my_printv_error(uint error, const char *format, myf MyFlags, + va_list ap); +extern int my_error_register(const char** (*get_errmsgs) (), + int first, int last); extern const char **my_error_unregister(int first, int last); -extern int my_message(uint my_err, const char *str,myf MyFlags); -extern int my_message_no_curses(uint my_err, const char *str,myf MyFlags); -extern int my_message_curses(uint my_err, const char *str,myf MyFlags); +extern void my_message(uint my_err, const char *str,myf MyFlags); +extern void my_message_stderr(uint my_err, const char *str, myf MyFlags); +extern my_bool my_basic_init(void); extern my_bool my_init(void); extern void my_end(int infoflag); extern int my_redel(const char *from, const char *to, int MyFlags); @@ -730,9 +701,6 @@ extern char * my_load_path(char * to, const char *path, const char *own_path_prefix); extern int wild_compare(const char *str,const char *wildstr, pbool str_is_pattern); -extern WF_PACK *wf_comp(char * str); -extern int wf_test(struct wild_file_pack *wf_pack,const char *name); -extern void wf_end(struct wild_file_pack *buffer); extern my_bool array_append_string_unique(const char *str, const char **array, size_t size); extern void get_date(char * to,int timeflag,time_t use_time); @@ -746,8 +714,6 @@ extern int end_record_cache(RECORD_CACHE *info); extern int write_cache_record(RECORD_CACHE *info,my_off_t filepos, const uchar *record,size_t length); extern int flush_write_cache(RECORD_CACHE *info); -extern long my_clock(void); -extern sig_handler sigtstp_handler(int signal_number); extern void handle_recived_signals(void); extern sig_handler my_set_alarm_variable(int signo); @@ -803,18 +769,16 @@ 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); -#define my_init_dynamic_array(A,B,C,D) init_dynamic_array2(A,B,NULL,C,D CALLER_INFO) -#define my_init_dynamic_array_ci(A,B,C,D) init_dynamic_array2(A,B,NULL,C,D ORIG_CALLER_INFO) -#define my_init_dynamic_array2(A,B,C,D,E) init_dynamic_array2(A,B,C,D,E CALLER_INFO) -#define my_init_dynamic_array2_ci(A,B,C,D,E) init_dynamic_array2(A,B,C,D,E ORIG_CALLER_INFO) -extern my_bool init_dynamic_array2(DYNAMIC_ARRAY *array,uint element_size, - void *init_buffer, uint init_alloc, - uint alloc_increment - CALLER_INFO_PROTO); +#define my_init_dynamic_array(A,B,C,D) init_dynamic_array2(A,B,NULL,C,D) +#define my_init_dynamic_array_ci(A,B,C,D) init_dynamic_array2(A,B,NULL,C,D) +#define my_init_dynamic_array2(A,B,C,D,E) init_dynamic_array2(A,B,C,D,E) +#define my_init_dynamic_array2_ci(A,B,C,D,E) init_dynamic_array2(A,B,C,D,E) +extern my_bool init_dynamic_array2(DYNAMIC_ARRAY *array, uint element_size, + void *init_buffer, uint init_alloc, + uint alloc_increment); /* init_dynamic_array() function is deprecated */ -extern my_bool init_dynamic_array(DYNAMIC_ARRAY *array,uint element_size, - uint init_alloc,uint alloc_increment - CALLER_INFO_PROTO); +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,uchar * element); extern uchar *alloc_dynamic(DYNAMIC_ARRAY *array); extern uchar *pop_dynamic(DYNAMIC_ARRAY*); @@ -844,10 +808,10 @@ extern my_bool dynstr_trunc(DYNAMIC_STRING *str, size_t n); extern void dynstr_free(DYNAMIC_STRING *str); #ifdef HAVE_MLOCK extern void *my_malloc_lock(size_t length,myf flags); -extern void my_free_lock(void *ptr,myf flags); +extern void my_free_lock(void *ptr); #else #define my_malloc_lock(A,B) my_malloc((A),(B)) -#define my_free_lock(A,B) my_free((A),(B)) +#define my_free_lock(A) my_free((A)) #endif #define alloc_root_inited(A) ((A)->min_malloc != 0) #define ALLOC_ROOT_MIN_BLOCK_SIZE (MALLOC_OVERHEAD + sizeof(USED_MEM) + 8) @@ -861,18 +825,20 @@ extern void set_prealloc_root(MEM_ROOT *root, char *ptr); extern void reset_root_defaults(MEM_ROOT *mem_root, size_t block_size, size_t prealloc_size); extern char *strdup_root(MEM_ROOT *root,const char *str); +static inline char *safe_strdup_root(MEM_ROOT *root, const char *str) +{ + return str ? strdup_root(root, str) : 0; +} extern char *strmake_root(MEM_ROOT *root,const char *str,size_t len); extern void *memdup_root(MEM_ROOT *root,const void *str, size_t len); extern int get_defaults_options(int argc, char **argv, char **defaults, char **extra_defaults, char **group_suffix); +extern const char *args_separator; extern int my_load_defaults(const char *conf_file, const char **groups, int *argc, char ***argv, const char ***); extern int load_defaults(const char *conf_file, const char **groups, int *argc, char ***argv); -extern int modify_defaults_file(const char *file_location, const char *option, - const char *option_value, - const char *section_name, int remove_option); extern int my_search_option_files(const char *conf_file, int *argc, char ***argv, uint *args_used, Process_option_func func, void *func_ctx, @@ -930,10 +896,7 @@ extern int my_getncpus(); #define MAP_FAILED ((void *)-1) #define MS_SYNC 0x0000 -#ifndef __NETWARE__ #define HAVE_MMAP -#endif - void *my_mmap(void *, size_t, int, int, int, my_off_t); int my_munmap(void *, size_t); #endif @@ -998,10 +961,16 @@ void my_security_attr_free(SECURITY_ATTRIBUTES *sa); char* my_cgets(char *string, size_t clen, size_t* plen); #endif -#ifdef __NETWARE__ -void netware_reg_user(const char *ip, const char *user, - const char *application); + +#include <mysql/psi/psi.h> + +#ifdef HAVE_PSI_INTERFACE +extern MYSQL_PLUGIN_IMPORT struct PSI_bootstrap *PSI_hook; +void my_init_mysys_psi_keys(void); #endif +struct st_mysql_file; +extern struct st_mysql_file *mysql_stdin; + C_MODE_END #endif /* _my_sys_h */ |