* rt/aio.h: Add __nonnull attributes.
[glibc.git] / libio / iolibio.h
blob00a4f56c502830603a196c91fffdf0ebd884aa95
1 #include <libio.h>
3 /* These emulate stdio functionality, but with a different name
4 (_IO_ungetc instead of ungetc), and using _IO_FILE instead of FILE. */
6 #ifdef __cplusplus
7 extern "C" {
8 #endif
10 extern int _IO_fclose (_IO_FILE*);
11 extern int _IO_new_fclose (_IO_FILE*);
12 extern int _IO_old_fclose (_IO_FILE*);
13 extern _IO_FILE *_IO_fdopen (int, const char*) __THROW;
14 extern _IO_FILE *_IO_old_fdopen (int, const char*) __THROW;
15 extern _IO_FILE *_IO_new_fdopen (int, const char*) __THROW;
16 extern int _IO_fflush (_IO_FILE*);
17 extern int _IO_fgetpos (_IO_FILE*, _IO_fpos_t*);
18 extern int _IO_fgetpos64 (_IO_FILE*, _IO_fpos64_t*);
19 extern char* _IO_fgets (char*, int, _IO_FILE*);
20 extern _IO_FILE *_IO_fopen (const char*, const char*);
21 extern _IO_FILE *_IO_old_fopen (const char*, const char*);
22 extern _IO_FILE *_IO_new_fopen (const char*, const char*);
23 extern _IO_FILE *_IO_fopen64 (const char*, const char*);
24 extern _IO_FILE *__fopen_internal (const char*, const char*, int);
25 extern _IO_FILE *__fopen_maybe_mmap (_IO_FILE *) __THROW;
26 extern int _IO_fprintf (_IO_FILE*, const char*, ...);
27 extern int _IO_fputs (const char*, _IO_FILE*);
28 libc_hidden_proto (_IO_fputs)
29 extern int _IO_fsetpos (_IO_FILE*, const _IO_fpos_t *);
30 extern int _IO_fsetpos64 (_IO_FILE*, const _IO_fpos64_t *);
31 extern long int _IO_ftell (_IO_FILE*);
32 extern _IO_size_t _IO_fread (void*, _IO_size_t, _IO_size_t, _IO_FILE*);
33 extern _IO_size_t _IO_fwrite (const void*, _IO_size_t, _IO_size_t, _IO_FILE*);
34 extern char* _IO_gets (char*);
35 extern void _IO_perror (const char*) __THROW;
36 extern int _IO_printf (const char*, ...);
37 extern int _IO_puts (const char*);
38 extern int _IO_scanf (const char*, ...);
39 extern void _IO_setbuffer (_IO_FILE *, char*, _IO_size_t) __THROW;
40 extern int _IO_setvbuf (_IO_FILE*, char*, int, _IO_size_t) __THROW;
41 extern int _IO_sscanf (const char*, const char*, ...) __THROW;
42 extern int _IO_sprintf (char *, const char*, ...) __THROW;
43 extern int _IO_ungetc (int, _IO_FILE*) __THROW;
44 extern int _IO_vsscanf (const char *, const char *, _IO_va_list) __THROW;
45 extern int _IO_vsprintf (char*, const char*, _IO_va_list) __THROW;
46 extern int _IO_vswprintf (wchar_t*, _IO_size_t, const wchar_t*, _IO_va_list)
47 __THROW;
49 struct obstack;
50 extern int _IO_obstack_vprintf (struct obstack *, const char *, _IO_va_list)
51 __THROW;
52 extern int _IO_obstack_printf (struct obstack *, const char *, ...) __THROW;
53 #ifndef _IO_pos_BAD
54 #define _IO_pos_BAD ((_IO_off64_t)(-1))
55 #endif
56 #define _IO_clearerr(FP) ((FP)->_flags &= ~(_IO_ERR_SEEN|_IO_EOF_SEEN))
57 #define _IO_fseek(__fp, __offset, __whence) \
58 (_IO_seekoff_unlocked (__fp, __offset, __whence, _IOS_INPUT|_IOS_OUTPUT) \
59 == _IO_pos_BAD ? EOF : 0)
60 #define _IO_rewind(FILE) \
61 (void) _IO_seekoff_unlocked (FILE, 0, 0, _IOS_INPUT|_IOS_OUTPUT)
62 #define _IO_vprintf(FORMAT, ARGS) \
63 INTUSE(_IO_vfprintf) (_IO_stdout, FORMAT, ARGS)
64 #define _IO_freopen(FILENAME, MODE, FP) \
65 (INTUSE(_IO_file_close_it)(FP), \
66 INTUSE(_IO_file_fopen)(FP, FILENAME, MODE, 1))
67 #define _IO_old_freopen(FILENAME, MODE, FP) \
68 (_IO_old_file_close_it (FP), _IO_old_file_fopen(FP, FILENAME, MODE))
69 #define _IO_freopen64(FILENAME, MODE, FP) \
70 (INTUSE(_IO_file_close_it)(FP), \
71 INTUSE(_IO_file_fopen)(FP, FILENAME, MODE, 0))
72 #define _IO_fileno(FP) ((FP)->_fileno)
73 extern _IO_FILE* _IO_popen (const char*, const char*) __THROW;
74 extern _IO_FILE* _IO_new_popen (const char*, const char*) __THROW;
75 extern _IO_FILE* _IO_old_popen (const char*, const char*) __THROW;
76 extern int __new_pclose (_IO_FILE *) __THROW;
77 extern int __old_pclose (_IO_FILE *) __THROW;
78 #define _IO_pclose _IO_fclose
79 #define _IO_setbuf(_FP, _BUF) INTUSE(_IO_setbuffer)(_FP, _BUF, _IO_BUFSIZ)
80 #define _IO_setlinebuf(_FP) INTUSE(_IO_setvbuf)(_FP, NULL, 1, 0)
82 _IO_FILE *__new_freopen (const char *, const char *, _IO_FILE *) __THROW;
83 _IO_FILE *__old_freopen (const char *, const char *, _IO_FILE *) __THROW;
85 /* Prototype for functions with alternative entry point. */
86 extern void _IO_setbuffer_internal (_IO_FILE *, char*, _IO_size_t) __THROW;
87 extern _IO_size_t _IO_fread_internal (void*, _IO_size_t, _IO_size_t, _IO_FILE*)
88 __THROW;
89 extern _IO_FILE *_IO_fdopen_internal (int, const char*) __THROW;
90 extern int _IO_vsprintf_internal (char*, const char*, _IO_va_list) __THROW;
91 extern int _IO_fflush_internal (_IO_FILE*);
92 extern _IO_size_t _IO_fwrite_internal (const void*, _IO_size_t,
93 _IO_size_t, _IO_FILE*);
94 extern long int _IO_ftell_internal (_IO_FILE*);
95 extern int _IO_fputs_internal (const char*, _IO_FILE*);
96 extern int _IO_setvbuf_internal (_IO_FILE*, char*, int, _IO_size_t) __THROW;
98 #ifdef __cplusplus
100 #endif