From fc00c656c96528112d05cf0edf8631bd5eaea446 Mon Sep 17 00:00:00 2001 From: Kacper Date: Sun, 7 Dec 2025 20:10:31 +0100 Subject: Add build system scaffolding and libc headers --- lib/libc/stdlib/atexit.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100644 lib/libc/stdlib/atexit.c (limited to 'lib/libc/stdlib/atexit.c') diff --git a/lib/libc/stdlib/atexit.c b/lib/libc/stdlib/atexit.c new file mode 100644 index 00000000..6c84fd4a --- /dev/null +++ b/lib/libc/stdlib/atexit.c @@ -0,0 +1,16 @@ +#include + +static void (*__atexit_fvec[32])(void) = { NULL }; + +int atexit(void (*func)(void)) +{ + for (int i = 0; i < 32; i++) { + if (__atexit_fvec[i] == NULL) { + __atexit_fvec[i] = func; + __atexit_fvec[i + 1] = NULL; + return 0; + } + } + + return -1; +} -- cgit v1.2.3