Last change
on this file since 526a993 was b28a12e, checked in by Thomas Lopatic <thomas@…>, 7 years ago |
Zero redundant declarations.
|
-
Property mode
set to
100644
|
File size:
990 bytes
|
Line | |
---|
1 | /*
|
---|
2 | ============================================================================
|
---|
3 | flread.c -- read a long buffer
|
---|
4 | Version 2 -- 1987-07-09 -- D.N. Lynx Crowe
|
---|
5 | ============================================================================
|
---|
6 | */
|
---|
7 |
|
---|
8 | #include "ram.h"
|
---|
9 |
|
---|
10 | #define CHUNK 32256 /* largest practical sized chunk of data */
|
---|
11 |
|
---|
12 | /*
|
---|
13 | ============================================================================
|
---|
14 | flread(buff, len, fp) -- Reads 'len' bytes into 'buff' from file 'fp'.
|
---|
15 |
|
---|
16 | Returns SUCCESS (0) if OK, EOF (-1) on end of file.
|
---|
17 | ============================================================================
|
---|
18 | */
|
---|
19 |
|
---|
20 | int16_t flread(int8_t *buff, int32_t len, FILE *fp)
|
---|
21 | {
|
---|
22 | register int16_t ilen;
|
---|
23 |
|
---|
24 | while (len > 0L) {
|
---|
25 |
|
---|
26 | if (len GE (int32_t)CHUNK) {
|
---|
27 |
|
---|
28 | if (1 NE fread(buff, CHUNK, 1, fp))
|
---|
29 | return(EOF);
|
---|
30 |
|
---|
31 | buff += (int32_t)CHUNK;
|
---|
32 | len -= (int32_t)CHUNK;
|
---|
33 |
|
---|
34 | } else {
|
---|
35 |
|
---|
36 | ilen = len;
|
---|
37 |
|
---|
38 | if (1 NE fread(buff, ilen, 1, fp))
|
---|
39 | return(EOF);
|
---|
40 |
|
---|
41 | len = 0L;
|
---|
42 | }
|
---|
43 | }
|
---|
44 |
|
---|
45 | return(SUCCESS);
|
---|
46 | }
|
---|
47 |
|
---|
48 |
|
---|
Note:
See
TracBrowser
for help on using the repository browser.