[wasi-libc.git] / libc-top-half / musl / include / stdio.h

#ifndef _STDIO_H
#define _STDIO_H

#ifdef __cplusplus
extern "C" {
#endif

#include <features.h>

#define __NEED_FILE
#define __NEED___isoc_va_list
#define __NEED_size_t

#ifdef __wasilibc_unmodified_upstream /* WASI doesn't need to define FILE as a complete type */
#if __STDC_VERSION__ < 201112L
#define __NEED_struct__IO_FILE
#endif
#endif

#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
 || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
 || defined(_BSD_SOURCE)
#define __NEED_ssize_t
#define __NEED_off_t
#define __NEED_va_list
#endif

#include <bits/alltypes.h>

#ifdef __wasilibc_unmodified_upstream /* Use the compiler's definition of NULL */
#if __cplusplus >= 201103L
#define NULL nullptr
#elif defined(__cplusplus)
#define NULL 0L
#else
#define NULL ((void*)0)
#endif
#else
#define __need_NULL
#include <stddef.h>
#endif

#undef EOF
#define EOF (-1)

#ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
#undef SEEK_SET
#undef SEEK_CUR
#undef SEEK_END
#define SEEK_SET 0
#define SEEK_CUR 1
#define SEEK_END 2
#else
#include <__seek.h>
#endif

#define _IOFBF 0
#define _IOLBF 1
#define _IONBF 2

#define BUFSIZ 1024
#define FILENAME_MAX 4096
#define FOPEN_MAX 1000
#ifdef __wasilibc_unmodified_upstream /* WASI has no temp directories */
#define TMP_MAX 10000
#define L_tmpnam 20
#endif

typedef union _G_fpos64_t {
	char __opaque[16];
	long long __lldata;
	double __align;
} fpos_t;

extern FILE *const stdin;
extern FILE *const stdout;
extern FILE *const stderr;

#define stdin  (stdin)
#define stdout (stdout)
#define stderr (stderr)

FILE *fopen(const char *__restrict, const char *__restrict);
FILE *freopen(const char *__restrict, const char *__restrict, FILE *__restrict);
int fclose(FILE *);

int remove(const char *);
int rename(const char *, const char *);

int feof(FILE *);
int ferror(FILE *);
int fflush(FILE *);
void clearerr(FILE *);

int fseek(FILE *, long, int);
long ftell(FILE *);
void rewind(FILE *);

int fgetpos(FILE *__restrict, fpos_t *__restrict);
int fsetpos(FILE *, const fpos_t *);

size_t fread(void *__restrict, size_t, size_t, FILE *__restrict);
size_t fwrite(const void *__restrict, size_t, size_t, FILE *__restrict);

int fgetc(FILE *);
int getc(FILE *);
int getchar(void);
int ungetc(int, FILE *);

int fputc(int, FILE *);
int putc(int, FILE *);
int putchar(int);

char *fgets(char *__restrict, int, FILE *__restrict);
#if __STDC_VERSION__ < 201112L
#ifdef __wasilibc_unmodified_upstream /* gets is obsolete */
char *gets(char *);
#else
char *gets(char *) __attribute__((__deprecated__("gets is not defined on WASI")));
#endif
#endif

int fputs(const char *__restrict, FILE *__restrict);
int puts(const char *);

int printf(const char *__restrict, ...);
int fprintf(FILE *__restrict, const char *__restrict, ...);
int sprintf(char *__restrict, const char *__restrict, ...);
int snprintf(char *__restrict, size_t, const char *__restrict, ...);

int vprintf(const char *__restrict, __isoc_va_list);
int vfprintf(FILE *__restrict, const char *__restrict, __isoc_va_list);
int vsprintf(char *__restrict, const char *__restrict, __isoc_va_list);
int vsnprintf(char *__restrict, size_t, const char *__restrict, __isoc_va_list);

int scanf(const char *__restrict, ...);
int fscanf(FILE *__restrict, const char *__restrict, ...);
int sscanf(const char *__restrict, const char *__restrict, ...);
int vscanf(const char *__restrict, __isoc_va_list);
int vfscanf(FILE *__restrict, const char *__restrict, __isoc_va_list);
int vsscanf(const char *__restrict, const char *__restrict, __isoc_va_list);

void perror(const char *);

int setvbuf(FILE *__restrict, char *__restrict, int, size_t);
void setbuf(FILE *__restrict, char *__restrict);

#ifdef __wasilibc_unmodified_upstream /* WASI has no temp directories */
char *tmpnam(char *);
FILE *tmpfile(void);
#else
char *tmpnam(char *) __attribute__((__deprecated__("tmpnam is not defined on WASI")));
FILE *tmpfile(void) __attribute__((__deprecated__("tmpfile is not defined on WASI")));
#endif

#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
 || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
 || defined(_BSD_SOURCE)
FILE *fmemopen(void *__restrict, size_t, const char *__restrict);
FILE *open_memstream(char **, size_t *);
FILE *fdopen(int, const char *);
#ifdef __wasilibc_unmodified_upstream /* WASI has no popen */
FILE *popen(const char *, const char *);
int pclose(FILE *);
#endif
int fileno(FILE *);
int fseeko(FILE *, off_t, int);
off_t ftello(FILE *);
int dprintf(int, const char *__restrict, ...);
int vdprintf(int, const char *__restrict, __isoc_va_list);
#if defined(__wasilibc_unmodified_upstream) || defined(_REENTRANT)
void flockfile(FILE *);
int ftrylockfile(FILE *);
void funlockfile(FILE *);
#endif
int getc_unlocked(FILE *);
int getchar_unlocked(void);
int putc_unlocked(int, FILE *);
int putchar_unlocked(int);
ssize_t getdelim(char **__restrict, size_t *__restrict, int, FILE *__restrict);
ssize_t getline(char **__restrict, size_t *__restrict, FILE *__restrict);
int renameat(int, const char *, int, const char *);
char *ctermid(char *);
#define L_ctermid 20
#endif


#ifdef __wasilibc_unmodified_upstream /* WASI has no temp directories */
#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
 || defined(_BSD_SOURCE)
#define P_tmpdir "/tmp"
char *tempnam(const char *, const char *);
#endif
#endif

#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
#define L_cuserid 20
char *cuserid(char *);
void setlinebuf(FILE *);
void setbuffer(FILE *, char *, size_t);
int fgetc_unlocked(FILE *);
int fputc_unlocked(int, FILE *);
int fflush_unlocked(FILE *);
size_t fread_unlocked(void *, size_t, size_t, FILE *);
size_t fwrite_unlocked(const void *, size_t, size_t, FILE *);
void clearerr_unlocked(FILE *);
int feof_unlocked(FILE *);
int ferror_unlocked(FILE *);
int fileno_unlocked(FILE *);
int getw(FILE *);
int putw(int, FILE *);
char *fgetln(FILE *, size_t *);
int asprintf(char **, const char *, ...);
int vasprintf(char **, const char *, __isoc_va_list);
#endif

#ifdef _GNU_SOURCE
char *fgets_unlocked(char *, int, FILE *);
int fputs_unlocked(const char *, FILE *);

typedef ssize_t (cookie_read_function_t)(void *, char *, size_t);
typedef ssize_t (cookie_write_function_t)(void *, const char *, size_t);
typedef int (cookie_seek_function_t)(void *, off_t *, int);
typedef int (cookie_close_function_t)(void *);

typedef struct _IO_cookie_io_functions_t {
	cookie_read_function_t *read;
	cookie_write_function_t *write;
	cookie_seek_function_t *seek;
	cookie_close_function_t *close;
} cookie_io_functions_t;

FILE *fopencookie(void *, const char *, cookie_io_functions_t);
#endif

#if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
#ifdef __wasilibc_unmodified_upstream /* WASI has no temp directories */
#define tmpfile64 tmpfile
#endif
#define fopen64 fopen
#define freopen64 freopen
#define fseeko64 fseeko
#define ftello64 ftello
#define fgetpos64 fgetpos
#define fsetpos64 fsetpos
#define fpos64_t fpos_t
#define off64_t off_t
#endif

#ifdef __cplusplus
}
#endif

#endif
Commit	Line	Data
320054e8 DG	1	#ifndef _STDIO_H
	2	#define _STDIO_H
	3
	4	#ifdef __cplusplus
	5	extern "C" {
	6	#endif
	7
	8	#include <features.h>
	9
	10	#define __NEED_FILE
	11	#define __NEED___isoc_va_list
	12	#define __NEED_size_t
	13
f41256b6 DG	14	#ifdef __wasilibc_unmodified_upstream /* WASI doesn't need to define FILE as a complete type */
	15	#if __STDC_VERSION__ < 201112L
	16	#define __NEED_struct__IO_FILE
	17	#endif
	18	#endif
	19
320054e8 DG	20	#if defined(_POSIX_SOURCE) \|\| defined(_POSIX_C_SOURCE) \
	21	\|\| defined(_XOPEN_SOURCE) \|\| defined(_GNU_SOURCE) \
	22	\|\| defined(_BSD_SOURCE)
	23	#define __NEED_ssize_t
	24	#define __NEED_off_t
	25	#define __NEED_va_list
	26	#endif
	27
	28	#include <bits/alltypes.h>
	29
e5f14be3	30	#ifdef __wasilibc_unmodified_upstream /* Use the compiler's definition of NULL */
5d8a1409 DG	31	#if __cplusplus >= 201103L
	32	#define NULL nullptr
	33	#elif defined(__cplusplus)
320054e8 DG	34	#define NULL 0L
	35	#else
	36	#define NULL ((void*)0)
	37	#endif
	38	#else
	39	#define __need_NULL
	40	#include <stddef.h>
	41	#endif
	42
	43	#undef EOF
	44	#define EOF (-1)
	45
e5f14be3	46	#ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
320054e8 DG	47	#undef SEEK_SET
	48	#undef SEEK_CUR
	49	#undef SEEK_END
	50	#define SEEK_SET 0
	51	#define SEEK_CUR 1
	52	#define SEEK_END 2
	53	#else
60cba39d	54	#include <__seek.h>
320054e8 DG	55	#endif
	56
	57	#define _IOFBF 0
	58	#define _IOLBF 1
	59	#define _IONBF 2
	60
	61	#define BUFSIZ 1024
	62	#define FILENAME_MAX 4096
	63	#define FOPEN_MAX 1000
9f0d8e85	64	#ifdef __wasilibc_unmodified_upstream /* WASI has no temp directories */
320054e8 DG	65	#define TMP_MAX 10000
	66	#define L_tmpnam 20
	67	#endif
	68
	69	typedef union _G_fpos64_t {
	70	char __opaque[16];
	71	long long __lldata;
	72	double __align;
	73	} fpos_t;
	74
	75	extern FILE *const stdin;
	76	extern FILE *const stdout;
	77	extern FILE *const stderr;
	78
	79	#define stdin (stdin)
	80	#define stdout (stdout)
	81	#define stderr (stderr)
	82
	83	FILE fopen(const char __restrict, const char *__restrict);
	84	FILE freopen(const char __restrict, const char __restrict, FILE __restrict);
	85	int fclose(FILE *);
	86
	87	int remove(const char *);
	88	int rename(const char , const char );
	89
	90	int feof(FILE *);
	91	int ferror(FILE *);
	92	int fflush(FILE *);
	93	void clearerr(FILE *);
	94
	95	int fseek(FILE *, long, int);
	96	long ftell(FILE *);
	97	void rewind(FILE *);
	98
	99	int fgetpos(FILE __restrict, fpos_t __restrict);
	100	int fsetpos(FILE , const fpos_t );
	101
	102	size_t fread(void __restrict, size_t, size_t, FILE __restrict);
	103	size_t fwrite(const void __restrict, size_t, size_t, FILE __restrict);
	104
	105	int fgetc(FILE *);
	106	int getc(FILE *);
	107	int getchar(void);
	108	int ungetc(int, FILE *);
	109
	110	int fputc(int, FILE *);
	111	int putc(int, FILE *);
	112	int putchar(int);
	113
	114	char fgets(char __restrict, int, FILE *__restrict);
	115	#if __STDC_VERSION__ < 201112L
e5f14be3	116	#ifdef __wasilibc_unmodified_upstream /* gets is obsolete */
320054e8 DG	117	char gets(char );
	118	#else
	119	char gets(char ) __attribute__((__deprecated__("gets is not defined on WASI")));
	120	#endif
	121	#endif
	122
	123	int fputs(const char __restrict, FILE __restrict);
	124	int puts(const char *);
	125
	126	int printf(const char *__restrict, ...);
	127	int fprintf(FILE __restrict, const char __restrict, ...);
	128	int sprintf(char __restrict, const char __restrict, ...);
	129	int snprintf(char __restrict, size_t, const char __restrict, ...);
	130
	131	int vprintf(const char *__restrict, __isoc_va_list);
	132	int vfprintf(FILE __restrict, const char __restrict, __isoc_va_list);
	133	int vsprintf(char __restrict, const char __restrict, __isoc_va_list);
	134	int vsnprintf(char __restrict, size_t, const char __restrict, __isoc_va_list);
	135
	136	int scanf(const char *__restrict, ...);
	137	int fscanf(FILE __restrict, const char __restrict, ...);
	138	int sscanf(const char __restrict, const char __restrict, ...);
	139	int vscanf(const char *__restrict, __isoc_va_list);
	140	int vfscanf(FILE __restrict, const char __restrict, __isoc_va_list);
	141	int vsscanf(const char __restrict, const char __restrict, __isoc_va_list);
	142
	143	void perror(const char *);
	144
	145	int setvbuf(FILE __restrict, char __restrict, int, size_t);
	146	void setbuf(FILE __restrict, char __restrict);
	147
9f0d8e85	148	#ifdef __wasilibc_unmodified_upstream /* WASI has no temp directories */
320054e8 DG	149	char tmpnam(char );
	150	FILE *tmpfile(void);
	151	#else
	152	char tmpnam(char ) __attribute__((__deprecated__("tmpnam is not defined on WASI")));
	153	FILE *tmpfile(void) __attribute__((__deprecated__("tmpfile is not defined on WASI")));
	154	#endif
	155
	156	#if defined(_POSIX_SOURCE) \|\| defined(_POSIX_C_SOURCE) \
	157	\|\| defined(_XOPEN_SOURCE) \|\| defined(_GNU_SOURCE) \
	158	\|\| defined(_BSD_SOURCE)
	159	FILE fmemopen(void __restrict, size_t, const char *__restrict);
	160	FILE open_memstream(char , size_t );
	161	FILE fdopen(int, const char );
eee6ee75	162	#ifdef __wasilibc_unmodified_upstream /* WASI has no popen */
320054e8 DG	163	FILE popen(const char , const char *);
320054e8 DG	164	int pclose(FILE *);
eee6ee75	165	#endif
320054e8 DG	166	int fileno(FILE *);
	167	int fseeko(FILE *, off_t, int);
	168	off_t ftello(FILE *);
	169	int dprintf(int, const char *__restrict, ...);
	170	int vdprintf(int, const char *__restrict, __isoc_va_list);
24f6fe1c	171	#if defined(__wasilibc_unmodified_upstream) \|\| defined(_REENTRANT)
320054e8 DG	172	void flockfile(FILE *);
	173	int ftrylockfile(FILE *);
	174	void funlockfile(FILE *);
24f6fe1c	175	#endif
320054e8 DG	176	int getc_unlocked(FILE *);
	177	int getchar_unlocked(void);
	178	int putc_unlocked(int, FILE *);
	179	int putchar_unlocked(int);
	180	ssize_t getdelim(char *__restrict, size_t __restrict, int, FILE *__restrict);
	181	ssize_t getline(char *__restrict, size_t __restrict, FILE *__restrict);
	182	int renameat(int, const char , int, const char );
	183	char ctermid(char );
	184	#define L_ctermid 20
	185	#endif
	186
	187
9f0d8e85	188	#ifdef __wasilibc_unmodified_upstream /* WASI has no temp directories */
320054e8 DG	189	#if defined(_XOPEN_SOURCE) \|\| defined(_GNU_SOURCE) \
	190	\|\| defined(_BSD_SOURCE)
	191	#define P_tmpdir "/tmp"
	192	char tempnam(const char , const char *);
	193	#endif
	194	#endif
	195
	196	#if defined(_GNU_SOURCE) \|\| defined(_BSD_SOURCE)
	197	#define L_cuserid 20
	198	char cuserid(char );
	199	void setlinebuf(FILE *);
	200	void setbuffer(FILE , char , size_t);
	201	int fgetc_unlocked(FILE *);
	202	int fputc_unlocked(int, FILE *);
	203	int fflush_unlocked(FILE *);
	204	size_t fread_unlocked(void , size_t, size_t, FILE );
	205	size_t fwrite_unlocked(const void , size_t, size_t, FILE );
	206	void clearerr_unlocked(FILE *);
	207	int feof_unlocked(FILE *);
	208	int ferror_unlocked(FILE *);
	209	int fileno_unlocked(FILE *);
	210	int getw(FILE *);
	211	int putw(int, FILE *);
	212	char fgetln(FILE , size_t *);
	213	int asprintf(char *, const char , ...);
	214	int vasprintf(char *, const char , __isoc_va_list);
	215	#endif
	216
	217	#ifdef _GNU_SOURCE
	218	char fgets_unlocked(char , int, FILE *);
	219	int fputs_unlocked(const char , FILE );
	220
	221	typedef ssize_t (cookie_read_function_t)(void , char , size_t);
	222	typedef ssize_t (cookie_write_function_t)(void , const char , size_t);
	223	typedef int (cookie_seek_function_t)(void , off_t , int);
	224	typedef int (cookie_close_function_t)(void *);
	225
	226	typedef struct _IO_cookie_io_functions_t {
	227	cookie_read_function_t *read;
	228	cookie_write_function_t *write;
	229	cookie_seek_function_t *seek;
	230	cookie_close_function_t *close;
	231	} cookie_io_functions_t;
	232
	233	FILE fopencookie(void , const char *, cookie_io_functions_t);
	234	#endif
	235
	236	#if defined(_LARGEFILE64_SOURCE) \|\| defined(_GNU_SOURCE)
9f0d8e85	237	#ifdef __wasilibc_unmodified_upstream /* WASI has no temp directories */
320054e8	238	#define tmpfile64 tmpfile
9f0d8e85	239	#endif
320054e8 DG	240	#define fopen64 fopen
	241	#define freopen64 freopen
	242	#define fseeko64 fseeko
	243	#define ftello64 ftello
	244	#define fgetpos64 fgetpos
	245	#define fsetpos64 fsetpos
	246	#define fpos64_t fpos_t
	247	#define off64_t off_t
	248	#endif
	249
	250	#ifdef __cplusplus
	251	}
	252	#endif
	253
	254	#endif