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LibC: merge atexit and __cxa_atexit into common function

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Bananymous
2025-04-15 22:20:40 +03:00
parent 4f49d60e4a
commit 066ed7e4a1
2 changed files with 18 additions and 30 deletions
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14
userspace/libraries/LibC/stdlib.cpp
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@@ -25,9 +25,6 @@ static bool s_environ_malloced = false;
extern "C" __attribute__((weak)) void _fini();
static void (*at_exit_funcs[64])();
static uint32_t at_exit_funcs_count = 0;
void abort(void)
{
sigset_t set;
@@ -44,8 +41,6 @@ void abort(void)
void exit(int status)
{
for (uint32_t i = at_exit_funcs_count; i > 0; i--)
at_exit_funcs[i - 1]();
fflush(nullptr);
__cxa_finalize(nullptr);
if (_fini) _fini();
@@ -65,13 +60,8 @@ int abs(int val)
int atexit(void (*func)(void))
{
if (at_exit_funcs_count > sizeof(at_exit_funcs) / sizeof(*at_exit_funcs))
{
errno = ENOBUFS;
return -1;
}
at_exit_funcs[at_exit_funcs_count++] = func;
return 0;
void* func_addr = reinterpret_cast<void*>(func);
return __cxa_atexit([](void* func_ptr) { reinterpret_cast<void (*)(void)>(func_ptr)(); }, func_addr, nullptr);
}
static constexpr int get_base_digit(char c, int base)