mirror of
https://github.com/openmv/openmv.git
synced 2025-11-04 14:49:50 +08:00
Remove syscalls.c
This commit is contained in:
parent
770d0b156b
commit
659ffc73cc
@ -1,28 +0,0 @@
|
||||
#include <errno.h>
|
||||
#include <stdint.h>
|
||||
#include <sys/stat.h>
|
||||
#include <sys/types.h>
|
||||
#include <sys/times.h>
|
||||
/**
|
||||
* Override _sbrk.
|
||||
* uses the whole main RAM block (128KB) for heap.
|
||||
*/
|
||||
caddr_t _sbrk(int incr) {
|
||||
extern char _heap_start; // Defined by the linker
|
||||
extern char _heap_end; // Defined by the linker
|
||||
static char *heap_end;
|
||||
char *prev_heap_end;
|
||||
|
||||
if (heap_end == 0) {
|
||||
heap_end = &_heap_start;
|
||||
}
|
||||
prev_heap_end = heap_end;
|
||||
|
||||
if (heap_end + incr > &_heap_end) {
|
||||
errno = ENOMEM;
|
||||
return (caddr_t) - 1;
|
||||
}
|
||||
|
||||
heap_end += incr;
|
||||
return (caddr_t) prev_heap_end;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user