diff --git a/libmaxsi/Makefile b/libmaxsi/Makefile
index 3e6f3bb3..6fcd0eed 100644
--- a/libmaxsi/Makefile
+++ b/libmaxsi/Makefile
@@ -45,6 +45,7 @@ ioleast.o \
terminal.o \
kernelinfo.o \
init.o \
+exit.o \
signal.o \
$(CPU)/signal.o \
$(CPU)/fork.o \
diff --git a/libmaxsi/exit.cpp b/libmaxsi/exit.cpp
new file mode 100644
index 00000000..e6ea30d0
--- /dev/null
+++ b/libmaxsi/exit.cpp
@@ -0,0 +1,62 @@
+/*******************************************************************************
+
+ COPYRIGHT(C) JONAS 'SORTIE' TERMANSEN 2012.
+
+ This file is part of LibMaxsi.
+
+ LibMaxsi is free software: you can redistribute it and/or modify it under
+ the terms of the GNU Lesser General Public License as published by the Free
+ Software Foundation, either version 3 of the License, or (at your option)
+ any later version.
+
+ LibMaxsi is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
+ details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with LibMaxsi. If not, see .
+
+ exit.cpp
+ Hooks that is called upon process exit.
+
+*******************************************************************************/
+
+#include
+
+struct exithandler
+{
+ void (*hook)(int, void*);
+ void* param;
+ struct exithandler* next;
+}* exit_handler_stack = NULL;
+
+extern "C" int on_exit(void (*hook)(int, void*), void* param)
+{
+ struct exithandler* handler = (struct exithandler*) malloc(sizeof(struct exithandler));
+ if ( !handler ) { return -1; }
+ handler->hook = hook;
+ handler->param = param;
+ handler->next = exit_handler_stack;
+ exit_handler_stack = handler;
+ return 0;
+}
+
+static void atexit_adapter(int /*status*/, void* user)
+{
+ ((void (*)(void)) user)();
+}
+
+extern "C" int atexit(void (*hook)(void))
+{
+ return on_exit(atexit_adapter, (void*) hook);
+}
+
+extern "C" void call_exit_handlers(int status)
+{
+ while ( exit_handler_stack )
+ {
+ exit_handler_stack->hook(status, exit_handler_stack->param);
+ exit_handler_stack = exit_handler_stack->next;
+ }
+}
diff --git a/libmaxsi/include/stdlib.h b/libmaxsi/include/stdlib.h
index 92cfb470..76b47c48 100644
--- a/libmaxsi/include/stdlib.h
+++ b/libmaxsi/include/stdlib.h
@@ -49,6 +49,7 @@ typedef int div_t, ldiv_t, lldiv_t;
void abort(void);
int abs(int value);
+int atexit(void (*function)(void));
int atoi(const char*);
long atol(const char*);
long long atoll(const char*);
@@ -62,6 +63,7 @@ void* malloc(size_t);
#if !defined(_SORTIX_SOURCE)
char* mktemp(char* templ);
#endif
+int on_exit(void (*function)(int, void*), void* arg);
int putenv(char*);
void qsort(void*, size_t, size_t, int (*)(const void*, const void*));
int rand(void);
@@ -93,7 +95,6 @@ int clearenv(void);
/* TODO: These are not implemented in libmaxsi/sortix yet. */
#if defined(__SORTIX_SHOW_UNIMPLEMENTED)
long a64l(const char* s);
-int atexit(void (*function)(void));
double atof(const char* value);
void* bsearch(const void*, const void*, size_t, size_t, int (*)(const void*, const void*));
div_t div(int, int);
diff --git a/libmaxsi/process.cpp b/libmaxsi/process.cpp
index 30cd9a85..0c1a7c00 100644
--- a/libmaxsi/process.cpp
+++ b/libmaxsi/process.cpp
@@ -174,8 +174,11 @@ namespace Maxsi
return result;
}
+ extern "C" void call_exit_handlers(int status);
+
DUAL_FUNCTION(void, exit, Exit, (int status))
{
+ call_exit_handlers(status);
dcloseall();
fcloseall();
_exit(status);