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- /*
- * io.h
- * This file has no copyright assigned and is placed in the Public Domain.
- * This file is a part of the mingw-runtime package.
- * No warranty is given; refer to the file DISCLAIMER within the package.
- *
- * System level I/O functions and types.
- *
- */
- #ifndef _IO_H_
- #define _IO_H_
-
- /* All the headers include this file. */
- #include <_mingw.h>
-
- /* MSVC's io.h contains the stuff from dir.h, so I will too.
- * NOTE: This also defines off_t, the file offset type, through
- * an inclusion of sys/types.h */
-
- #include <sys/types.h> /* To get time_t. */
- #include <stdint.h> /* For intptr_t. */
-
- /*
- * Attributes of files as returned by _findfirst et al.
- */
- #define _A_NORMAL 0x00000000
- #define _A_RDONLY 0x00000001
- #define _A_HIDDEN 0x00000002
- #define _A_SYSTEM 0x00000004
- #define _A_VOLID 0x00000008
- #define _A_SUBDIR 0x00000010
- #define _A_ARCH 0x00000020
-
-
- #ifndef RC_INVOKED
-
- #ifndef _FSIZE_T_DEFINED
- typedef unsigned long _fsize_t;
- #define _FSIZE_T_DEFINED
- #endif
-
- /*
- * The maximum length of a file name. You should use GetVolumeInformation
- * instead of this constant. But hey, this works.
- * Also defined in stdio.h.
- */
- #ifndef FILENAME_MAX
- #define FILENAME_MAX (260)
- #endif
-
- /*
- * The following structure is filled in by _findfirst or _findnext when
- * they succeed in finding a match.
- */
- struct _finddata_t
- {
- unsigned attrib; /* Attributes, see constants above. */
- time_t time_create;
- time_t time_access; /* always midnight local time */
- time_t time_write;
- _fsize_t size;
- char name[FILENAME_MAX]; /* may include spaces. */
- };
-
- struct _finddatai64_t {
- unsigned attrib;
- time_t time_create;
- time_t time_access;
- time_t time_write;
- __int64 size;
- char name[FILENAME_MAX];
- };
-
- struct __finddata64_t {
- unsigned attrib;
- __time64_t time_create;
- __time64_t time_access;
- __time64_t time_write;
- _fsize_t size;
- char name[FILENAME_MAX];
- };
-
- #ifndef _WFINDDATA_T_DEFINED
- struct _wfinddata_t {
- unsigned attrib;
- time_t time_create; /* -1 for FAT file systems */
- time_t time_access; /* -1 for FAT file systems */
- time_t time_write;
- _fsize_t size;
- wchar_t name[FILENAME_MAX]; /* may include spaces. */
- };
-
- struct _wfinddatai64_t {
- unsigned attrib;
- time_t time_create;
- time_t time_access;
- time_t time_write;
- __int64 size;
- wchar_t name[FILENAME_MAX];
- };
-
- struct __wfinddata64_t {
- unsigned attrib;
- __time64_t time_create;
- __time64_t time_access;
- __time64_t time_write;
- _fsize_t size;
- wchar_t name[FILENAME_MAX];
- };
-
- #define _WFINDDATA_T_DEFINED
- #endif
-
- #ifdef __cplusplus
- extern "C" {
- #endif
-
- /*
- * Functions for searching for files. _findfirst returns -1 if no match
- * is found. Otherwise it returns a handle to be used in _findnext and
- * _findclose calls. _findnext also returns -1 if no match could be found,
- * and 0 if a match was found. Call _findclose when you are finished.
- */
- /* FIXME: Should these all use intptr_t, as per recent MSDN docs? */
- _CRTIMP long __cdecl _findfirst (const char*, struct _finddata_t*);
- _CRTIMP int __cdecl _findnext (long, struct _finddata_t*);
- _CRTIMP int __cdecl _findclose (long);
-
- _CRTIMP int __cdecl _chdir (const char*);
- _CRTIMP char* __cdecl _getcwd (char*, int);
- _CRTIMP int __cdecl _mkdir (const char*);
- _CRTIMP char* __cdecl _mktemp (char*);
- _CRTIMP int __cdecl _rmdir (const char*);
- _CRTIMP int __cdecl _chmod (const char*, int);
-
- #ifdef __MSVCRT__
- _CRTIMP __int64 __cdecl _filelengthi64(int);
- _CRTIMP long __cdecl _findfirsti64(const char*, struct _finddatai64_t*);
- _CRTIMP int __cdecl _findnexti64(long, struct _finddatai64_t*);
- _CRTIMP __int64 __cdecl _lseeki64(int, __int64, int);
- _CRTIMP __int64 __cdecl _telli64(int);
- /* These require newer versions of msvcrt.dll (6.1 or higher). */
- #if __MSVCRT_VERSION__ >= 0x0601
- _CRTIMP intptr_t __cdecl _findfirst64(const char*, struct __finddata64_t*);
- _CRTIMP intptr_t __cdecl _findnext64(intptr_t, struct __finddata64_t*);
- #endif /* __MSVCRT_VERSION__ >= 0x0601 */
-
- #ifndef __NO_MINGW_LFS
- __CRT_INLINE off64_t lseek64 (int fd, off64_t offset, int whence)
- {
- return _lseeki64(fd, (__int64) offset, whence);
- }
- #endif
-
- #endif /* __MSVCRT__ */
-
- #ifndef _NO_OLDNAMES
-
- #ifndef _UWIN
- _CRTIMP int __cdecl chdir (const char*);
- _CRTIMP char* __cdecl getcwd (char*, int);
- _CRTIMP int __cdecl mkdir (const char*);
- _CRTIMP char* __cdecl mktemp (char*);
- _CRTIMP int __cdecl rmdir (const char*);
- _CRTIMP int __cdecl chmod (const char*, int);
- #endif /* _UWIN */
-
- #endif /* Not _NO_OLDNAMES */
-
- #ifdef __cplusplus
- }
- #endif
-
- #endif /* Not RC_INVOKED */
-
- /* TODO: Maximum number of open handles has not been tested, I just set
- * it the same as FOPEN_MAX. */
- #define HANDLE_MAX FOPEN_MAX
-
- /* Some defines for _access nAccessMode (MS doesn't define them, but
- * it doesn't seem to hurt to add them). */
- #define F_OK 0 /* Check for file existence */
- #define X_OK 1 /* Check for execute permission. */
- #define W_OK 2 /* Check for write permission */
- #define R_OK 4 /* Check for read permission */
-
- #ifndef RC_INVOKED
-
- #ifdef __cplusplus
- extern "C" {
- #endif
-
- _CRTIMP int __cdecl _access (const char*, int);
- _CRTIMP int __cdecl _chsize (int, long);
- _CRTIMP int __cdecl _close (int);
- _CRTIMP int __cdecl _commit(int);
-
- /* NOTE: The only significant bit in unPermissions appears to be bit 7 (0x80),
- * the "owner write permission" bit (on FAT). */
- _CRTIMP int __cdecl _creat (const char*, int);
-
- _CRTIMP int __cdecl _dup (int);
- _CRTIMP int __cdecl _dup2 (int, int);
- _CRTIMP long __cdecl _filelength (int);
- _CRTIMP long __cdecl _get_osfhandle (int);
- _CRTIMP int __cdecl _isatty (int);
-
- /* In a very odd turn of events this function is excluded from those
- * files which define _STREAM_COMPAT. This is required in order to
- * build GNU libio because of a conflict with _eof in streambuf.h
- * line 107. Actually I might just be able to change the name of
- * the enum member in streambuf.h... we'll see. TODO */
- #ifndef _STREAM_COMPAT
- _CRTIMP int __cdecl _eof (int);
- #endif
-
- /* LK_... locking commands defined in sys/locking.h. */
- _CRTIMP int __cdecl _locking (int, int, long);
-
- _CRTIMP long __cdecl _lseek (int, long, int);
-
- /* Optional third argument is unsigned unPermissions. */
- _CRTIMP int __cdecl _open (const char*, int, ...);
-
- _CRTIMP int __cdecl _open_osfhandle (long, int);
- _CRTIMP int __cdecl _pipe (int *, unsigned int, int);
- _CRTIMP int __cdecl _read (int, void*, unsigned int);
- _CRTIMP int __cdecl _setmode (int, int);
-
- /* SH_... flags for nShFlags defined in share.h
- * Optional fourth argument is unsigned unPermissions */
- _CRTIMP int __cdecl _sopen (const char*, int, int, ...);
-
- _CRTIMP long __cdecl _tell (int);
- /* Should umask be in sys/stat.h and/or sys/types.h instead? */
- _CRTIMP int __cdecl _umask (int);
- _CRTIMP int __cdecl _unlink (const char*);
- _CRTIMP int __cdecl _write (int, const void*, unsigned int);
-
- /* Wide character versions. Also declared in wchar.h. */
- /* Not in crtdll.dll */
- #if !defined (_WIO_DEFINED)
- #if defined (__MSVCRT__)
- _CRTIMP int __cdecl _waccess(const wchar_t*, int);
- _CRTIMP int __cdecl _wchmod(const wchar_t*, int);
- _CRTIMP int __cdecl _wcreat(const wchar_t*, int);
- _CRTIMP long __cdecl _wfindfirst(const wchar_t*, struct _wfinddata_t*);
- _CRTIMP int __cdecl _wfindnext(long, struct _wfinddata_t *);
- _CRTIMP int __cdecl _wunlink(const wchar_t*);
- _CRTIMP int __cdecl _wopen(const wchar_t*, int, ...);
- _CRTIMP int __cdecl _wsopen(const wchar_t*, int, int, ...);
- _CRTIMP wchar_t * __cdecl _wmktemp(wchar_t*);
- _CRTIMP long __cdecl _wfindfirsti64(const wchar_t*, struct _wfinddatai64_t*);
- _CRTIMP int __cdecl _wfindnexti64(long, struct _wfinddatai64_t*);
- #if __MSVCRT_VERSION__ >= 0x0601
- _CRTIMP intptr_t __cdecl _wfindfirst64(const wchar_t*, struct __wfinddata64_t*);
- _CRTIMP intptr_t __cdecl _wfindnext64(intptr_t, struct __wfinddata64_t*);
- #endif
- #endif /* defined (__MSVCRT__) */
- #define _WIO_DEFINED
- #endif /* _WIO_DEFINED */
-
- #ifndef _NO_OLDNAMES
- /*
- * Non-underscored versions of non-ANSI functions to improve portability.
- * These functions live in libmoldname.a.
- */
-
- #ifndef _UWIN
- _CRTIMP int __cdecl access (const char*, int);
- _CRTIMP int __cdecl chsize (int, long );
- _CRTIMP int __cdecl close (int);
- _CRTIMP int __cdecl creat (const char*, int);
- _CRTIMP int __cdecl dup (int);
- _CRTIMP int __cdecl dup2 (int, int);
- _CRTIMP int __cdecl eof (int);
- _CRTIMP long __cdecl filelength (int);
- _CRTIMP int __cdecl isatty (int);
- _CRTIMP long __cdecl lseek (int, long, int);
- _CRTIMP int __cdecl open (const char*, int, ...);
- _CRTIMP int __cdecl read (int, void*, unsigned int);
- _CRTIMP int __cdecl setmode (int, int);
- _CRTIMP int __cdecl sopen (const char*, int, int, ...);
- _CRTIMP long __cdecl tell (int);
- _CRTIMP int __cdecl umask (int);
- _CRTIMP int __cdecl unlink (const char*);
- _CRTIMP int __cdecl write (int, const void*, unsigned int);
- #endif /* _UWIN */
-
- /* Wide character versions. Also declared in wchar.h. */
- /* Where do these live? Not in libmoldname.a nor in libmsvcrt.a */
- #if 0
- int waccess(const wchar_t *, int);
- int wchmod(const wchar_t *, int);
- int wcreat(const wchar_t *, int);
- long wfindfirst(wchar_t *, struct _wfinddata_t *);
- int wfindnext(long, struct _wfinddata_t *);
- int wunlink(const wchar_t *);
- int wrename(const wchar_t *, const wchar_t *);
- int wopen(const wchar_t *, int, ...);
- int wsopen(const wchar_t *, int, int, ...);
- wchar_t * wmktemp(wchar_t *);
- #endif
-
- #endif /* Not _NO_OLDNAMES */
-
- #ifdef __cplusplus
- }
- #endif
-
- #endif /* Not RC_INVOKED */
-
- #endif /* _IO_H_ not defined */
-