Environment variables WIP, fix waiting scheduling issues + CE cancel proc

libprocess/Makefile

@@ -2,6 +2,7 @@ include ../make/ufuncs.mk
 
 $(eval $(call add_include,libsystem))
 $(eval $(call add_include,libmalloc))
+$(eval $(call add_include,libdebugconsole))
 
 libname := libprocess
 

libprocess/process.c

@@ -1,3 +1,4 @@
+#include <debugconsole.h>
 #include <malloc.h>
 #include <map.h>
 #include <page_size.h>
@@ -21,6 +22,7 @@ struct process_data* process_spawn (process_func_t func, void* argument_ptr) {
     return NULL;
   }
 
+  pdata->stack = stack;
   pdata->arg_ptr = argument_ptr;
   pdata->fn = func;
 
@@ -36,3 +38,8 @@ struct process_data* process_spawn (process_func_t func, void* argument_ptr) {
   pdata->pid = pid;
   return pdata;
 }
+
+void process_data_free (struct process_data* pdata) {
+  free (pdata->stack);
+  free (pdata);
+}

libprocess/process.h

@@ -14,9 +14,12 @@ struct process_data {
   void* arg_ptr;
   process_func_t fn;
   int pid;
+  void* stack;
 };
 
 /* Spawn a new process within the same procgroup with argument */
 struct process_data* process_spawn (process_func_t func, void* argument_ptr);
 
+void process_data_free (struct process_data* pdata);
+
 #endif // _LIBPROCESS_PROCESS_PROCESS_H