10 #define FFINALLOCK(f) ((f)->lock>=0 ? __lockfile((f)) : 0)
11 #define FLOCK(f) int __need_unlock = ((f)->lock>=0 ? __lockfile((f)) : 0)
12 #define FUNLOCK(f) do { if (__need_unlock) __unlockfile((f)); } while (0)
24 unsigned char *rpos, *rend;
26 unsigned char *wend, *wpos;
27 unsigned char *mustbezero_1;
29 size_t (*read)(FILE *, unsigned char *, size_t);
30 size_t (*write)(FILE *, const unsigned char *, size_t);
31 off_t (*seek)(FILE *, off_t, int);
49 FILE *prev_locked, *next_locked;
50 struct __locale_struct *locale;
53 extern hidden FILE *volatile __stdin_used;
54 extern hidden FILE *volatile __stdout_used;
55 extern hidden FILE *volatile __stderr_used;
57 hidden size_t __stdio_read(FILE *, unsigned char *, size_t);
58 hidden size_t __stdio_write(FILE *, const unsigned char *, size_t);
59 hidden size_t __stdout_write(FILE *, const unsigned char *, size_t);
60 hidden off_t __stdio_seek(FILE *, off_t, int);
61 hidden int __stdio_close(FILE *);
63 hidden size_t __string_read(FILE *, unsigned char *, size_t);
65 hidden int __toread(FILE *);
66 hidden int __towrite(FILE *);
68 hidden void __stdio_exit(void);
69 hidden void __stdio_exit_needed(void);
71 #if defined(__PIC__) && (100*__GNUC__+__GNUC_MINOR__ >= 303)
72 __attribute__((visibility("protected")))
74 int __overflow(FILE *, int), __uflow(FILE *);
76 hidden int __fseeko(FILE *, off_t, int);
77 hidden int __fseeko_unlocked(FILE *, off_t, int);
78 hidden off_t __ftello(FILE *);
79 hidden off_t __ftello_unlocked(FILE *);
80 hidden size_t __fwritex(const unsigned char *, size_t, FILE *);
81 hidden int __putc_unlocked(int, FILE *);
83 hidden FILE *__fdopen(int, const char *);
84 hidden int __fmodeflags(const char *);
86 hidden FILE *__ofl_add(FILE *f);
87 hidden FILE **__ofl_lock(void);
88 hidden void __ofl_unlock(void);
91 hidden void __register_locked_file(FILE *, struct __pthread *);
92 hidden void __unlist_locked_file(FILE *);
93 hidden void __do_orphaned_stdio_locks(void);
95 hidden void __getopt_msg(const char *, const char *, const char *, size_t);
97 #define feof(f) ((f)->flags & F_EOF)
98 #define ferror(f) ((f)->flags & F_ERR)
100 #define getc_unlocked(f) \
101 ( ((f)->rpos < (f)->rend) ? *(f)->rpos++ : __uflow((f)) )
103 #define putc_unlocked(c, f) \
104 ( ((unsigned char)(c)!=(f)->lbf && (f)->wpos<(f)->wend) \
105 ? *(f)->wpos++ = (c) : __overflow((f),(c)) )
107 /* Caller-allocated FILE * operations */
108 hidden FILE *__fopen_rb_ca(const char *, FILE *, unsigned char *, size_t);
109 hidden int __fclose_ca(FILE *);