stdio

Documentation

Index

• Constants
• Variables
• type FILE
• type Fpos_t
• type Off_t
• type Ptrdiff_t
• type Size_t
• type Ssize_t
• type Va_list
• type Wchar_t
• type X_G_fpos64_t
• type X_G_fpos_t
• type X_IO_FILE
• type X__FILE
• type X__blkcnt64_t
• type X__blkcnt_t
• type X__blksize_t
• type X__builtin_va_list
• type X__caddr_t
• type X__clock_t
• type X__clockid_t
• type X__daddr_t
• type X__dev_t
• type X__float128
• type X__fpos64_t
• type X__fpos_t
• type X__fsblkcnt64_t
• type X__fsblkcnt_t
• type X__fsfilcnt64_t
• type X__fsfilcnt_t
• type X__fsid_t
• type X__fsword_t
• type X__gid_t
• type X__gnuc_va_list
• type X__id_t
• type X__ino64_t
• type X__ino_t
• type X__int8_t
• type X__int16_t
• type X__int32_t
• type X__int64_t
• type X__int128_t
• type X__int_least8_t
• type X__int_least16_t
• type X__int_least32_t
• type X__int_least64_t
• type X__intmax_t
• type X__intptr_t
• type X__key_t
• type X__loff_t
• type X__mbstate_t
• type X__mode_t
• type X__nlink_t
• type X__off64_t
• type X__off_t
• type X__pid_t
• type X__quad_t
• type X__rlim64_t
• type X__rlim_t
• type X__sig_atomic_t
• type X__socklen_t
• type X__ssize_t
• type X__suseconds_t
• type X__syscall_slong_t
• type X__syscall_ulong_t
• type X__time_t
• type X__timer_t
• type X__u_char
• type X__u_int
• type X__u_long
• type X__u_quad_t
• type X__u_short
• type X__uid_t
• type X__uint8_t
• type X__uint16_t
• type X__uint32_t
• type X__uint64_t
• type X__uint128_t
• type X__uint_least8_t
• type X__uint_least16_t
• type X__uint_least32_t
• type X__uint_least64_t
• type X__uintmax_t
• type X__useconds_t

Constants

const (
	BUFSIZ                = 8192
	EOF                   = -1
	FILENAME_MAX          = 4096
	FOPEN_MAX             = 16
	L_ctermid             = 9
	L_tmpnam              = 20
	P_tmpdir              = "/tmp"
	SEEK_CUR              = 1
	SEEK_END              = 2
	SEEK_SET              = 0
	TMP_MAX               = 238328
	X_ATFILE_SOURCE       = 1
	X_BITS_STDIO_LIM_H    = 1
	X_BITS_TIME64_H       = 1
	X_BITS_TYPESIZES_H    = 1
	X_BITS_TYPES_H        = 1
	X_BSD_SIZE_T_         = 0
	X_BSD_SIZE_T_DEFINED_ = 0
	X_DEFAULT_SOURCE      = 1
	X_FEATURES_H          = 1
	X_FILE_OFFSET_BITS    = 64
	X_GCC_SIZE_T          = 0
	X_IOFBF               = 0
	X_IOLBF               = 1
	X_IONBF               = 2
	X_IO_EOF_SEEN         = 0x0010
	X_IO_ERR_SEEN         = 0x0020
	X_IO_USER_LOCK        = 0x8000
	X_LP64                = 1
	X_POSIX_C_SOURCE      = 200809
	X_POSIX_SOURCE        = 1
	X_SIZET_              = 0
	X_SIZE_T              = 0
	X_SIZE_T_             = 0
	X_SIZE_T_DECLARED     = 0
	X_SIZE_T_DEFINED      = 0
	X_SIZE_T_DEFINED_     = 0
	X_STDC_PREDEF_H       = 1
	X_STDIO_H             = 1
	X_SYS_CDEFS_H         = 1
	X_SYS_SIZE_T_H        = 0
	X_T_SIZE              = 0
	X_T_SIZE_             = 0
	X_VA_LIST_DEFINED     = 0
	Linux                 = 1
	Unix                  = 1
)

Variables

var CAPI = map[string]struct{}{}

Types

type FILE

type FILE = X_IO_FILE /* FILE.h:7:25 */

The opaque type of streams. This is the definition used elsewhere.

type Fpos_t

type Fpos_t = X__fpos64_t /* stdio.h:86:20 */

The type of the second argument to `fgetpos' and `fsetpos'.

type Off_t

type Off_t = X__off64_t /* stdio.h:65:19 */

type Ptrdiff_t

type Ptrdiff_t = int64 /* <builtin>:3:26 */

type Size_t

type Size_t = uint64 /* <builtin>:9:23 */

type Ssize_t

type Ssize_t = X__ssize_t /* stdio.h:77:19 */

type Va_list

type Va_list = X__gnuc_va_list /* stdio.h:52:24 */

type Wchar_t

type Wchar_t = int32 /* <builtin>:15:24 */

type X_G_fpos64_t

type X_G_fpos64_t = struct {
	F__pos   X__off64_t
	F__state X__mbstate_t

} /* __fpos64_t.h:10:9 */

The tag name of this struct is _G_fpos64_t to preserve historic

C++ mangled names for functions taking fpos_t and/or fpos64_t
arguments.  That name should not be used in new code.

type X_G_fpos_t

type X_G_fpos_t = struct {
	F__pos   X__off_t
	F__state X__mbstate_t

} /* __fpos_t.h:10:9 */

The tag name of this struct is _G_fpos_t to preserve historic

C++ mangled names for functions taking fpos_t arguments.
That name should not be used in new code.

type X_IO_FILE

type X_IO_FILE = struct {
	F_flags          int32
	F__ccgo_pad1     [4]byte
	F_IO_read_ptr    uintptr
	F_IO_read_end    uintptr
	F_IO_read_base   uintptr
	F_IO_write_base  uintptr
	F_IO_write_ptr   uintptr
	F_IO_write_end   uintptr
	F_IO_buf_base    uintptr
	F_IO_buf_end     uintptr
	F_IO_save_base   uintptr
	F_IO_backup_base uintptr
	F_IO_save_end    uintptr
	F_markers        uintptr
	F_chain          uintptr
	F_fileno         int32
	F_flags2         int32
	F_old_offset     X__off_t
	F_cur_column     uint16
	F_vtable_offset  int8
	F_shortbuf       [1]int8
	F__ccgo_pad2     [4]byte
	F_lock           uintptr
	F_offset         X__off64_t
	F_codecvt        uintptr
	F_wide_data      uintptr
	F_freeres_list   uintptr
	F_freeres_buf    uintptr
	F__pad5          Size_t
	F_mode           int32
	F_unused2        [20]int8

} /* __FILE.h:4:1 */

type X__FILE

type X__FILE = X_IO_FILE /* __FILE.h:5:25 */

type X__blkcnt64_t

type X__blkcnt64_t = int64 /* types.h:180:30 */

type X__blkcnt_t

type X__blkcnt_t = int64 /* types.h:179:28 */

Type to count number of disk blocks.

type X__blksize_t

type X__blksize_t = int64 /* types.h:174:29 */

Type to represent block size.

type X__builtin_va_list

type X__builtin_va_list = uintptr /* <builtin>:46:14 */

type X__caddr_t

type X__caddr_t = uintptr /* types.h:203:14 */

type X__clock_t

type X__clock_t = int64 /* types.h:156:27 */ // Type of CPU usage counts.

type X__clockid_t

type X__clockid_t = int32 /* types.h:168:29 */

Clock ID used in clock and timer functions.

type X__daddr_t

type X__daddr_t = int32 /* types.h:164:27 */ // The type of a disk address.

type X__dev_t

type X__dev_t = uint64 /* types.h:145:25 */ // Type of device numbers.

type X__float128

type X__float128 = float64 /* <builtin>:47:21 */

type X__fpos64_t

type X__fpos64_t = X_G_fpos64_t /* __fpos64_t.h:14:3 */

The tag name of this struct is _G_fpos64_t to preserve historic

C++ mangled names for functions taking fpos_t and/or fpos64_t
arguments.  That name should not be used in new code.

type X__fpos_t

type X__fpos_t = X_G_fpos_t /* __fpos_t.h:14:3 */

The tag name of this struct is _G_fpos_t to preserve historic

C++ mangled names for functions taking fpos_t arguments.
That name should not be used in new code.

type X__fsblkcnt64_t

type X__fsblkcnt64_t = uint64 /* types.h:184:32 */

type X__fsblkcnt_t

type X__fsblkcnt_t = uint64 /* types.h:183:30 */

Type to count file system blocks.

type X__fsfilcnt64_t

type X__fsfilcnt64_t = uint64 /* types.h:188:32 */

type X__fsfilcnt_t

type X__fsfilcnt_t = uint64 /* types.h:187:30 */

Type to count file system nodes.

type X__fsid_t

type X__fsid_t = struct{ F__val [2]int32 } /* types.h:155:26 */ // Type of file system IDs.

type X__fsword_t

type X__fsword_t = int64 /* types.h:191:28 */

Type of miscellaneous file system fields.

type X__gid_t

type X__gid_t = uint32 /* types.h:147:25 */ // Type of group identifications.

type X__gnuc_va_list

type X__gnuc_va_list = X__builtin_va_list /* stdarg.h:40:27 */

type X__id_t

type X__id_t = uint32 /* types.h:159:24 */ // General type for IDs.

type X__ino64_t

type X__ino64_t = uint64 /* types.h:149:27 */ // Type of file serial numbers (LFS).

type X__ino_t

type X__ino_t = uint64 /* types.h:148:25 */ // Type of file serial numbers.

type X__int8_t

type X__int8_t = int8 /* types.h:37:21 */

Fixed-size types, underlying types depend on word size and compiler.

type X__int16_t

type X__int16_t = int16 /* types.h:39:26 */

type X__int32_t

type X__int32_t = int32 /* types.h:41:20 */

type X__int64_t

type X__int64_t = int64 /* types.h:44:25 */

type X__int128_t

type X__int128_t = struct {
	Flo int64
	Fhi int64

} /* <builtin>:21:43 */ // must match modernc.org/mathutil.Int128

type X__int_least8_t

type X__int_least8_t = X__int8_t /* types.h:52:18 */

Smallest types with at least a given width.

type X__int_least16_t

type X__int_least16_t = X__int16_t /* types.h:54:19 */

type X__int_least32_t

type X__int_least32_t = X__int32_t /* types.h:56:19 */

type X__int_least64_t

type X__int_least64_t = X__int64_t /* types.h:58:19 */

type X__intmax_t

type X__intmax_t = int64 /* types.h:72:18 */

Largest integral types.

type X__intptr_t

type X__intptr_t = int64 /* types.h:206:25 */

Duplicates info from stdint.h but this is used in unistd.h.

type X__key_t

type X__key_t = int32 /* types.h:165:25 */ // Type of an IPC key.

type X__loff_t

type X__loff_t = X__off64_t /* types.h:202:19 */ // Type of file sizes and offsets (LFS).

These few don't really vary by system, they always correspond

to one of the other defined types.

type X__mbstate_t

type X__mbstate_t = struct {
	F__count int32
	F__value struct{ F__wch uint32 }

} /* __mbstate_t.h:21:3 */

Conversion state information.

type X__mode_t

type X__mode_t = uint32 /* types.h:150:26 */ // Type of file attribute bitmasks.

type X__nlink_t

type X__nlink_t = uint64 /* types.h:151:27 */ // Type of file link counts.

type X__off64_t

type X__off64_t = int64 /* types.h:153:27 */ // Type of file sizes and offsets (LFS).

type X__off_t

type X__off_t = int64 /* types.h:152:25 */ // Type of file sizes and offsets.

type X__pid_t

type X__pid_t = int32 /* types.h:154:25 */ // Type of process identifications.

type X__quad_t

type X__quad_t = int64 /* types.h:63:18 */

quad_t is also 64 bits.

type X__rlim64_t

type X__rlim64_t = uint64 /* types.h:158:28 */ // Type for resource measurement (LFS).

type X__rlim_t

type X__rlim_t = uint64 /* types.h:157:26 */ // Type for resource measurement.

type X__sig_atomic_t

type X__sig_atomic_t = int32 /* types.h:214:13 */

C99: An integer type that can be accessed as an atomic entity,

even in the presence of asynchronous interrupts.
It is not currently necessary for this to be machine-specific.

type X__socklen_t

type X__socklen_t = uint32 /* types.h:209:23 */

Duplicate info from sys/socket.h.

type X__ssize_t

type X__ssize_t = int64 /* types.h:193:27 */ // Type of a byte count, or error.

type X__suseconds_t

type X__suseconds_t = int64 /* types.h:162:31 */ // Signed count of microseconds.

type X__syscall_slong_t

type X__syscall_slong_t = int64 /* types.h:196:33 */

Signed long type used in system calls.

type X__syscall_ulong_t

type X__syscall_ulong_t = uint64 /* types.h:198:33 */

Unsigned long type used in system calls.

type X__time_t

type X__time_t = int64 /* types.h:160:26 */ // Seconds since the Epoch.

type X__timer_t

type X__timer_t = uintptr /* types.h:171:12 */

Timer ID returned by `timer_create'.

type X__u_char

type X__u_char = uint8 /* types.h:31:23 */

Convenience types.

type X__u_int

type X__u_int = uint32 /* types.h:33:22 */

type X__u_long

type X__u_long = uint64 /* types.h:34:27 */

type X__u_quad_t

type X__u_quad_t = uint64 /* types.h:64:27 */

type X__u_short

type X__u_short = uint16 /* types.h:32:28 */

type X__uid_t

type X__uid_t = uint32 /* types.h:146:25 */ // Type of user identifications.

type X__uint8_t

type X__uint8_t = uint8 /* types.h:38:23 */

type X__uint16_t

type X__uint16_t = uint16 /* types.h:40:28 */

type X__uint32_t

type X__uint32_t = uint32 /* types.h:42:22 */

type X__uint64_t

type X__uint64_t = uint64 /* types.h:45:27 */

type X__uint128_t

type X__uint128_t = struct {
	Flo uint64
	Fhi uint64

} /* <builtin>:22:44 */ // must match modernc.org/mathutil.Int128

type X__uint_least8_t

type X__uint_least8_t = X__uint8_t /* types.h:53:19 */

type X__uint_least16_t

type X__uint_least16_t = X__uint16_t /* types.h:55:20 */

type X__uint_least32_t

type X__uint_least32_t = X__uint32_t /* types.h:57:20 */

type X__uint_least64_t

type X__uint_least64_t = X__uint64_t /* types.h:59:20 */

type X__uintmax_t

type X__uintmax_t = uint64 /* types.h:73:27 */

type X__useconds_t

type X__useconds_t = uint32 /* types.h:161:30 */ // Count of microseconds.