libc-top-half/musl/include/stdio.h

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