Contents of /trunk/mkinitrd-magellan/klibc/usr/include/stdio.h
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Revision 1297 -
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Fri May 27 15:12:11 2011 UTC (12 years, 11 months ago) by niro
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File size: 3420 byte(s)
Fri May 27 15:12:11 2011 UTC (12 years, 11 months ago) by niro
File MIME type: text/plain
File size: 3420 byte(s)
-updated to klibc-1.5.22 with mntproc definitions patch included
1 | /* |
2 | * stdio.h |
3 | */ |
4 | |
5 | #ifndef _STDIO_H |
6 | #define _STDIO_H |
7 | |
8 | #include <klibc/extern.h> |
9 | #include <stdarg.h> |
10 | #include <stddef.h> |
11 | #include <unistd.h> |
12 | |
13 | /* This structure doesn't really exist, but it gives us something |
14 | to define FILE * with */ |
15 | struct _IO_file; |
16 | typedef struct _IO_file FILE; |
17 | |
18 | #ifndef EOF |
19 | # define EOF (-1) |
20 | #endif |
21 | |
22 | #ifndef BUFSIZ |
23 | # define BUFSIZ 4096 |
24 | #endif |
25 | |
26 | #define SEEK_SET 0 |
27 | #define SEEK_CUR 1 |
28 | #define SEEK_END 2 |
29 | |
30 | /* |
31 | * Convert between a FILE * and a file descriptor. We don't actually |
32 | * have any in-memory data, so we just abuse the pointer itself to |
33 | * hold the data. Note, however, that for file descriptors, -1 is |
34 | * error and 0 is a valid value; for FILE *, NULL (0) is error and |
35 | * non-NULL are valid. |
36 | */ |
37 | static __inline__ int fileno(FILE * __f) |
38 | { |
39 | /* This should really be intptr_t, but size_t should be the same size */ |
40 | return (int)(size_t) __f - 1; |
41 | } |
42 | |
43 | /* This is a macro so it can be used as initializer */ |
44 | #define __create_file(__fd) ((FILE *)(size_t)((__fd) + 1)) |
45 | |
46 | #define stdin __create_file(0) |
47 | #define stdout __create_file(1) |
48 | #define stderr __create_file(2) |
49 | |
50 | __extern FILE *fopen(const char *, const char *); |
51 | |
52 | __static_inline FILE *fdopen(int __fd, const char *__m) |
53 | { |
54 | (void)__m; |
55 | return __create_file(__fd); |
56 | } |
57 | __static_inline int fclose(FILE * __f) |
58 | { |
59 | extern int close(int); |
60 | return close(fileno(__f)); |
61 | } |
62 | __static_inline int fseek(FILE * __f, off_t __o, int __w) |
63 | { |
64 | extern off_t lseek(int, off_t, int); |
65 | return (lseek(fileno(__f), __o, __w) == (off_t) - 1) ? -1 : 0; |
66 | } |
67 | __static_inline off_t ftell(FILE * __f) |
68 | { |
69 | extern off_t lseek(int, off_t, int); |
70 | return lseek(fileno(__f), 0, SEEK_CUR); |
71 | } |
72 | |
73 | __extern int fputs(const char *, FILE *); |
74 | __extern int puts(const char *); |
75 | __extern int fputc(int, FILE *); |
76 | #define putc(c,f) fputc((c),(f)) |
77 | #define putchar(c) fputc((c),stdout) |
78 | |
79 | __extern int fgetc(FILE *); |
80 | __extern char *fgets(char *, int, FILE *); |
81 | #define getc(f) fgetc(f) |
82 | #define getchar() fgetc(stdin) |
83 | |
84 | __extern size_t _fread(void *, size_t, FILE *); |
85 | __extern size_t _fwrite(const void *, size_t, FILE *); |
86 | |
87 | #ifndef __NO_FREAD_FWRITE_INLINES |
88 | __extern_inline size_t |
89 | fread(void *__p, size_t __s, size_t __n, FILE * __f) |
90 | { |
91 | return _fread(__p, __s * __n, __f) / __s; |
92 | } |
93 | |
94 | __extern_inline size_t |
95 | fwrite(const void *__p, size_t __s, size_t __n, FILE * __f) |
96 | { |
97 | return _fwrite(__p, __s * __n, __f) / __s; |
98 | } |
99 | #endif |
100 | |
101 | __extern int printf(const char *, ...); |
102 | __extern int vprintf(const char *, va_list); |
103 | __extern int fprintf(FILE *, const char *, ...); |
104 | __extern int vfprintf(FILE *, const char *, va_list); |
105 | __extern int sprintf(char *, const char *, ...); |
106 | __extern int vsprintf(char *, const char *, va_list); |
107 | __extern int snprintf(char *, size_t n, const char *, ...); |
108 | __extern int vsnprintf(char *, size_t n, const char *, va_list); |
109 | __extern int asprintf(char **, const char *, ...); |
110 | __extern int vasprintf(char **, const char *, va_list); |
111 | |
112 | /* No buffering, so no flushing needed */ |
113 | __static_inline int fflush(FILE * __f) |
114 | { |
115 | (void)__f; |
116 | return 0; |
117 | } |
118 | |
119 | /* stream errors are not kept track of by klibc implementation */ |
120 | __static_inline int ferror(FILE * __f) |
121 | { |
122 | (void)__f; |
123 | return 0; |
124 | } |
125 | |
126 | __extern int sscanf(const char *, const char *, ...); |
127 | __extern int vsscanf(const char *, const char *, va_list); |
128 | |
129 | __extern void perror(const char *); |
130 | |
131 | __extern int rename(const char *, const char *); |
132 | __extern int renameat(int, const char *, int, const char *); |
133 | |
134 | __extern int remove(const char *); |
135 | |
136 | #endif /* _STDIO_H */ |