github-mirrors/neorv32
1
0
Fork 0
mirror of https://github.com/stnolting/neorv32.git synced 2025-04-24 14:17:51 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

[sw/lib] syscalls: minor fix

Browse source
This commit is contained in:
stnolting 2022-08-20 17:36:38 +02:00
parent 2bec76e0dc
commit a63c319bdd
1 changed files with 4 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

8
sw/lib/source/syscalls.c
View file

@ -271,7 +271,7 @@ ssize_t _write(int file, const void *ptr, size_t len)
extern char __heap_start[];
extern char __heap_end[];
static char *brk = __heap_start;
static char *brk = &__heap_start[0];
int _brk(void *addr)
{
@ -283,14 +283,14 @@ void *_sbrk(ptrdiff_t incr)
{
char *old_brk = brk;
if (__heap_start == __heap_end) {
if (&__heap_start[0] == &__heap_end[0]) {
return NULL;
}
if ((brk += incr) < __heap_end) {
if ((brk += incr) < &__heap_end[0]) {
brk += incr;
} else {
brk = __heap_end;
brk = &__heap_end[0];
}
return old_brk;
}