System statistical and call profiling

support by Rogier Meurs <rogier@meurs.org>.

lib/other/Makefile.in

@@ -7,6 +7,7 @@ LIBRARIES=libc
 libc_FILES=" \
 	_brk.c \
 	_sbrk.c \
+	_cprofile.c \
 	_devctl.c \
 	__pm_findproc.c \
 	_getnpid.c \
@@ -18,6 +19,7 @@ libc_FILES=" \
 	_reboot.c \
 	_seekdir.c \
 	_sysuname.c \
+	_sprofile.c \
 	_svrctl.c \
 	asynchio.c \
 	basename.c \

lib/other/_cprofile.c

@@ -0,0 +1,16 @@
+#include <lib.h>
+
+#define cprofile _cprofile
+
+PUBLIC int cprofile(int action, int size, char *ctl_ptr, int *mem_ptr)
+{
+  message m;
+
+  m.PROF_ACTION         = action;
+  m.PROF_MEM_SIZE       = size;
+  m.PROF_CTL_PTR        = (void *) ctl_ptr;
+  m.PROF_MEM_PTR        = (void *) mem_ptr;
+
+  return _syscall(MM, CPROF, &m);
+}
+

lib/other/_sprofile.c

@@ -0,0 +1,17 @@
+#include <lib.h>
+
+#define sprofile _sprofile
+
+PUBLIC int sprofile(int action, int size, int freq, char *ctl_ptr, int *mem_ptr)
+{
+  message m;
+
+  m.PROF_ACTION         = action;
+  m.PROF_MEM_SIZE       = size;
+  m.PROF_FREQ           = freq;
+  m.PROF_CTL_PTR        = (void *) ctl_ptr;
+  m.PROF_MEM_PTR        = (void *) mem_ptr;
+
+  return _syscall(MM, SPROF, &m);
+}
+