Last change
on this file since 337 was 337, checked in by coas-nagasima, 6 years ago |
ASP3版ECNLを追加
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Property svn:eol-style
set to
native
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Property svn:mime-type
set to
text/x-csrc;charset=UTF-8
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File size:
701 bytes
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Rev | Line | |
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[337] | 1 | #include "stdio_impl.h"
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| 2 | #include <string.h>
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| 3 |
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| 4 | #define MIN(a,b) ((a)<(b) ? (a) : (b))
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| 5 |
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| 6 | size_t fread(void *restrict destv, size_t size, size_t nmemb, FILE *restrict f)
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| 7 | {
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| 8 | unsigned char *dest = destv;
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| 9 | size_t len = size*nmemb, l = len, k;
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| 10 | if (!size) nmemb = 0;
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| 11 |
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| 12 | FLOCK(f);
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| 13 |
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| 14 | f->mode |= f->mode-1;
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| 15 |
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| 16 | if (f->rend - f->rpos > 0) {
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| 17 | /* First exhaust the buffer. */
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| 18 | k = MIN(f->rend - f->rpos, l);
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| 19 | memcpy(dest, f->rpos, k);
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| 20 | f->rpos += k;
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| 21 | dest += k;
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| 22 | l -= k;
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| 23 | }
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| 24 |
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| 25 | /* Read the remainder directly */
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| 26 | for (; l; l-=k, dest+=k) {
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| 27 | k = __toread(f) ? 0 : f->read(f, dest, l);
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| 28 | if (k+1<=1) {
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| 29 | FUNLOCK(f);
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| 30 | return (len-l)/size;
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| 31 | }
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| 32 | }
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| 33 |
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| 34 | FUNLOCK(f);
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| 35 | return nmemb;
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| 36 | }
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| 37 |
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| 38 | weak_alias(fread, fread_unlocked);
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