Rewrite init app in C, introduce MSL (MOP3 System Library)

libmsl/m/.gitignore

@@ -0,0 +1 @@
+*.o

libmsl/m/proc.c

@@ -0,0 +1,10 @@
+#include <m/syscall.h>
+#include <m/syscall_defs.h>
+
+int m_proc_quit (void) {
+  return m_syscall (SYS_PROC_QUIT, 0, 0, 0, 0, 0, 0);
+}
+
+int m_proc_test (void) {
+  return m_syscall (SYS_PROC_TEST, 0, 0, 0, 0, 0, 0);
+}

libmsl/m/proc.h

@@ -0,0 +1,8 @@
+#ifndef _LIBMSL_M_PROC_H
+#define _LIBMSL_M_PROC_H
+
+int m_proc_quit (void);
+
+int m_proc_test (void);
+
+#endif // _LIBMSL_M_PROC_H

libmsl/m/src.mk

@@ -0,0 +1,3 @@
+c += m/proc.c
+
+o += m/proc.o

libmsl/m/syscall.h

@@ -0,0 +1,11 @@
+#ifndef _LIBMSL_M_SYSCALL_H
+#define _LIBMSL_M_SYSCALL_H
+
+#include <m/syscall_defs.h>
+
+#if defined(__x86_64__)
+  #include <amd64/syscall.h>
+  #define m_syscall msl_amd64_syscall
+#endif
+
+#endif // _LIBMSL_M_SYSCALL_H