chore: Nectar Generics Library improvements.

Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>

1 files changed, 44 insertions, 0 deletions

diff --git a/include/LibNectarCore/base_process.h b/include/LibNectarCore/base_process.h
new file mode 100644
index 0000000..15d601b
--- /dev/null
+++ b/include/LibNectarCore/base_process.h
@@ -0,0 +1,44 @@
+// Copyright 2024-2025, Amlal El Mahrouss (amlal@nekernel.org)
+// Licensed under the Apache License, Version 2.0 (See accompanying
+// file LICENSE or copy at http://www.apache.org/licenses/LICENSE-2.0)
+// Official repository: https://github.com/nekernel-org/nectar
+
+#ifndef NECTAR_LIBCXX_BASE_PROCESS_H
+#define NECTAR_LIBCXX_BASE_PROCESS_H
+
+#include <LibNectarCore/defines.h>
+
+__init_decl()
+
+/// @brief CRT exit, with exit code (!!! exits all threads. !!!)
+/// @param code the exit code.
+/// @return the return > 0 for non successful.
+extern int exit_(int code);
+
+/// @brief CRT signal handler.
+/// @param code the signal code.
+extern void signal_(int code);
+
+extern void (*__atexit_cdecl_ptr)(void);
+extern void (**__atexit_lst_ptr)(void);
+extern size_t __atexit_lst_cnt;
+
+__fini_decl()
+
+    inline int signal(int code) {
+  signal_(code);
+  return -1;
+}
+
+inline int32_t exit(const int32_t& code) {
+  for (auto idx = 0UL; idx < __atexit_lst_cnt; ++idx) {
+    __atexit_lst_ptr[idx]();
+  }
+
+  if (__atexit_cdecl_ptr) __atexit_cdecl_ptr();
+
+  exit_(code);
+  return -1;
+}
+
+#endif  // NECTAR_LIBCXX_BASE_PROCESS_H