diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/config-win.h | 3 | ||||
| -rw-r--r-- | include/my_dir.h | 4 | ||||
| -rw-r--r-- | include/my_global.h | 41 | ||||
| -rw-r--r-- | include/my_sys.h | 24 |
4 files changed, 60 insertions, 12 deletions
diff --git a/include/config-win.h b/include/config-win.h index af4915440b1..bcad4e04346 100644 --- a/include/config-win.h +++ b/include/config-win.h @@ -65,7 +65,6 @@ #endif /* File and lock constants */ -#define O_SHARE 0x1000 /* Open file in sharing mode */ #ifdef __BORLANDC__ #define F_RDLCK LK_NBLCK /* read lock */ #define F_WRLCK LK_NBRLCK /* write lock */ @@ -336,7 +335,7 @@ inline ulonglong double2ulonglong(double d) #define FN_DEVCHAR ':' #define FN_NETWORK_DRIVES /* Uses \\ to indicate network drives */ #define FN_NO_CASE_SENCE /* Files are not case-sensitive */ -#define OS_FILE_LIMIT 2048 +#define OS_FILE_LIMIT UINT_MAX /* No limit*/ #define DO_NOT_REMOVE_THREAD_WRAPPERS #define thread_safe_increment(V,L) InterlockedIncrement((long*) &(V)) diff --git a/include/my_dir.h b/include/my_dir.h index 06509a3af19..90d708ac811 100644 --- a/include/my_dir.h +++ b/include/my_dir.h @@ -69,7 +69,11 @@ typedef struct my_stat #else +#if(_MSC_VER) +#define MY_STAT struct _stati64 /* 64 bit file size */ +#else #define MY_STAT struct stat /* Orginal struct have what we need */ +#endif #endif /* USE_MY_STAT_STRUCT */ diff --git a/include/my_global.h b/include/my_global.h index 4ad851e9e5d..f7e65d80dbb 100644 --- a/include/my_global.h +++ b/include/my_global.h @@ -736,7 +736,41 @@ typedef SOCKET_SIZE_TYPE size_socket; #define FN_LIBCHAR '/' #define FN_ROOTDIR "/" #endif -#define MY_NFILE 64 /* This is only used to save filenames */ + +/* + MY_FILE_MIN is Windows speciality and is used to quickly detect + the mismatch of CRT and mysys file IO usage on Windows at runtime. + CRT file descriptors can be in the range 0-2047, whereas descriptors returned + by my_open() will start with 2048. If a file descriptor with value less then + MY_FILE_MIN is passed to mysys IO function, chances are it stemms from + open()/fileno() and not my_open()/my_fileno. + + For Posix, mysys functions are light wrappers around libc, and MY_FILE_MIN + is logically 0. +*/ + +#ifdef _WIN32 +#define MY_FILE_MIN 2048 +#else +#define MY_FILE_MIN 0 +#endif + +/* + MY_NFILE is the default size of my_file_info array. + + It is larger on Windows, because it all file handles are stored in my_file_info + Default size is 16384 and this should be enough for most cases.If it is not + enough, --max-open-files with larger value can be used. + + For Posix , my_file_info array is only used to store filenames for + error reporting and its size is not a limitation for number of open files. +*/ +#ifdef _WIN32 +#define MY_NFILE (16384 + MY_FILE_MIN) +#else +#define MY_NFILE 64 +#endif + #ifndef OS_FILE_LIMIT #define OS_FILE_LIMIT 65535 #endif @@ -773,9 +807,8 @@ typedef SOCKET_SIZE_TYPE size_socket; /* Some things that this system doesn't have */ #define NO_HASH /* Not needed anymore */ -#ifdef __WIN__ -#define NO_DIR_LIBRARY /* Not standar dir-library */ -#define USE_MY_STAT_STRUCT /* For my_lib */ +#ifdef _WIN32 +#define NO_DIR_LIBRARY /* Not standard dir-library */ #endif /* Some defines of functions for portability */ diff --git a/include/my_sys.h b/include/my_sys.h index 222564e0b44..849c35606b1 100644 --- a/include/my_sys.h +++ b/include/my_sys.h @@ -310,9 +310,13 @@ enum file_type struct st_my_file_info { - char * name; - enum file_type type; -#if defined(THREAD) && !defined(HAVE_PREAD) + 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) pthread_mutex_t mutex; #endif }; @@ -617,12 +621,12 @@ 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); @@ -633,6 +637,13 @@ extern int nt_share_delete(const char *name,myf MyFlags); #define my_delete_allow_opened(fname,flags) my_delete((fname),(flags)) #endif +#ifdef _WIN32 +/* Windows-only functions (CRT equivalents)*/ +extern File my_sopen(const char *path, int oflag, int shflag, int pmode); +extern HANDLE my_get_osfhandle(File fd); +extern void my_osmaperr(unsigned long last_error); +#endif + #ifndef TERMINATE extern void TERMINATE(FILE *file, uint flag); #endif @@ -641,6 +652,7 @@ 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); |