Annotation of /trunk/mkinitrd-magellan/klibc/usr/include/stdio.h
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Revision 1122 -
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Wed Aug 18 21:11:40 2010 UTC (13 years, 9 months ago) by niro
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File size: 3436 byte(s)
Wed Aug 18 21:11:40 2010 UTC (13 years, 9 months ago) by niro
File MIME type: text/plain
File size: 3436 byte(s)
-updated to klibc-1.5.19
1 | niro | 532 | /* |
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 fread(void *__p, size_t __s, size_t __n, FILE * __f) | ||
89 | { | ||
90 | return _fread(__p, __s * __n, __f) / __s; | ||
91 | } | ||
92 | |||
93 | extern __inline__ size_t | ||
94 | fwrite(const void *__p, size_t __s, size_t __n, FILE * __f) | ||
95 | { | ||
96 | return _fwrite(__p, __s * __n, __f) / __s; | ||
97 | } | ||
98 | #endif | ||
99 | |||
100 | __extern int printf(const char *, ...); | ||
101 | __extern int vprintf(const char *, va_list); | ||
102 | __extern int fprintf(FILE *, const char *, ...); | ||
103 | __extern int vfprintf(FILE *, const char *, va_list); | ||
104 | __extern int sprintf(char *, const char *, ...); | ||
105 | __extern int vsprintf(char *, const char *, va_list); | ||
106 | __extern int snprintf(char *, size_t n, const char *, ...); | ||
107 | __extern int vsnprintf(char *, size_t n, const char *, va_list); | ||
108 | __extern int asprintf(char **, const char *, ...); | ||
109 | __extern int vasprintf(char **, const char *, va_list); | ||
110 | |||
111 | /* No buffering, so no flushing needed */ | ||
112 | niro | 815 | static __inline__ int fflush(FILE * __f) |
113 | niro | 532 | { |
114 | (void)__f; | ||
115 | return 0; | ||
116 | } | ||
117 | |||
118 | niro | 1122 | /* stream errors are not kept track of by klibc implementation */ |
119 | static __inline__ int ferror(FILE * __f) | ||
120 | { | ||
121 | (void)__f; | ||
122 | return 0; | ||
123 | } | ||
124 | |||
125 | niro | 532 | __extern int sscanf(const char *, const char *, ...); |
126 | __extern int vsscanf(const char *, const char *, va_list); | ||
127 | |||
128 | __extern void perror(const char *); | ||
129 | |||
130 | __extern int rename(const char *, const char *); | ||
131 | __extern int renameat(int, const char *, int, const char *); | ||
132 | |||
133 | __extern int remove(const char *); | ||
134 | |||
135 | #endif /* _STDIO_H */ |