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| Source at commit 1308 created 12 years 8 months ago. By meklort, Add a few placeholders for file io | |
|---|---|
| 1 | /*␊ |
| 2 | * fread.c␊ |
| 3 | */␊ |
| 4 | ␊ |
| 5 | #include <errno.h>␊ |
| 6 | #include <unistd.h>␊ |
| 7 | #include <stdio.h>␊ |
| 8 | ␊ |
| 9 | size_t _fread(void *buf, size_t count, FILE *f)␊ |
| 10 | {␊ |
| 11 | ␉printf("WARNING: fread not implimented.\n");␊ |
| 12 | ␉return 0;␊ |
| 13 | #if 0␊ |
| 14 | ␉size_t bytes = 0;␊ |
| 15 | ␉ssize_t rv;␊ |
| 16 | ␉char *p = buf;␊ |
| 17 | ␊ |
| 18 | ␉while (count) {␊ |
| 19 | ␉␉rv = read(fileno(f), p, count);␊ |
| 20 | ␉␉if (rv == -1) {␊ |
| 21 | ␉␉␉if (errno == EINTR) {␊ |
| 22 | ␉␉␉␉errno = 0;␊ |
| 23 | ␉␉␉␉continue;␊ |
| 24 | ␉␉␉} else␊ |
| 25 | ␉␉␉␉break;␊ |
| 26 | ␉␉} else if (rv == 0) {␊ |
| 27 | ␉␉␉break;␊ |
| 28 | ␉␉}␊ |
| 29 | ␊ |
| 30 | ␉␉p += rv;␊ |
| 31 | ␉␉bytes += rv;␊ |
| 32 | ␉␉count -= rv;␊ |
| 33 | ␉}␊ |
| 34 | ␊ |
| 35 | ␉return bytes;␊ |
| 36 | #endif ␊ |
| 37 | }␊ |
| 38 | |
