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Fix bugs and make code tinier

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- Fixed bug where stdio eof wasn't being sticky
- Fixed bug where fseeko() wasn't clearing eof state
- Removed assert() usage from libc favoring _unassert() / _npassert()
This commit is contained in:
Justine Tunney 2022-10-09 22:38:28 -07:00
parent 9b7c8db846
commit d5910e2673
No known key found for this signature in database
GPG key ID: BE714B4575D6E328
115 changed files with 510 additions and 290 deletions
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19
libc/log/memlog.c
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@ -145,11 +145,11 @@ static void __memlog_update(void *p2, void *p) {
__memlog.usage += n - __memlog.allocs.p[i].size;
__memlog.allocs.p[i].addr = p2;
__memlog.allocs.p[i].size = n;
assert(__memlog.usage >= 0);
_unassert(__memlog.usage >= 0);
return;
}
}
assert(!"this corruption");
unreachable;
}
static void __memlog_log(struct StackFrame *frame, const char *op, void *res,
@ -169,21 +169,20 @@ static void __memlog_free(void *p) {
__memlog.allocs.p[i].addr = 0;
__memlog.usage -= __memlog.allocs.p[i].size;
__memlog.allocs.f = MIN(__memlog.allocs.f, i);
assert(__memlog.usage >= 0);
_unassert(__memlog.usage >= 0);
} else {
kprintf("memlog could not find %p\n", p);
assert(!"this corruption");
n = -1;
notpossible;
}
__memlog_unlock();
assert(__memlog.free);
_unassert(__memlog.free);
__memlog.free(p);
__memlog_log(__builtin_frame_address(0), "free", 0, p, n);
}
static void *__memlog_malloc(size_t n) {
void *res;
assert(__memlog.malloc);
_unassert(__memlog.malloc);
if ((res = __memlog.malloc(n))) {
__memlog_lock();
__memlog_insert(res);
@ -195,7 +194,7 @@ static void *__memlog_malloc(size_t n) {
static void *__memlog_calloc(size_t n, size_t z) {
void *res;
assert(__memlog.calloc);
_unassert(__memlog.calloc);
if ((res = __memlog.calloc(n, z))) {
__memlog_lock();
__memlog_insert(res);
@ -207,7 +206,7 @@ static void *__memlog_calloc(size_t n, size_t z) {
static void *__memlog_memalign(size_t l, size_t n) {
void *res;
assert(__memlog.memalign);
_unassert(__memlog.memalign);
if ((res = __memlog.memalign(l, n))) {
__memlog_lock();
__memlog_insert(res);
@ -221,7 +220,7 @@ static void *__memlog_realloc_impl(void *p, size_t n,
void *(*f)(void *, size_t),
struct StackFrame *frame) {
void *res;
assert(f);
_unassert(f);
if ((res = f(p, n))) {
__memlog_lock();
if (p) {