add admin_process_pattern macro

useful for MODULE_admin interfaces

policy/support/misc_patterns.spt

@@ -98,3 +98,16 @@ define(`ps_process_pattern',`
 	allow $1 $2:lnk_file read_lnk_file_perms;
 	allow $1 $2:process getattr;
 ')
+
+#
+# Process administration pattern
+#
+# Parameters:
+# 1. source domain
+# 2. target domain
+#
+define(`admin_process_pattern',`
+	ps_process_pattern($1, $2)
+
+	allow $1 $2:process { ptrace signal_perms };
+')