[vala/wip/libgtop-2.0: 9/9] WIP

[Rico Tzschichholz <ricotz src gnome org>]

commit e777e37bffbcc7392c3a61f6dc8e7e6d83edcd83
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Mon Mar 18 12:07:40 2019 +0100

    WIP

 vapi/libgtop-2.0.vapi           | 164 ++++++++++++++++++++--------------------
 vapi/metadata/GTop-2.0.metadata |   6 +-
 2 files changed, 84 insertions(+), 86 deletions(-)
---
diff --git a/vapi/libgtop-2.0.vapi b/vapi/libgtop-2.0.vapi
index 967e21940..ebde8ab9b 100644
--- a/vapi/libgtop-2.0.vapi
+++ b/vapi/libgtop-2.0.vapi
@@ -48,130 +48,130 @@ namespace GTop {
                public void close_r ();
                public void close_s ();
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_cpu (out GTop.Cpu buf);
-               public void get_cpu_l (out GTop.Cpu buf);
-               public void get_cpu_s (out GTop.Cpu buf);
+               public static void get_cpu (out unowned GTop.Cpu? buf);
+               public void get_cpu_l (out unowned GTop.Cpu? buf);
+               public void get_cpu_s (out unowned GTop.Cpu? buf);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_fsusage (out GTop.FsUsage buf, string mount_dir);
-               public void get_fsusage_l (out GTop.FsUsage buf, string mount_dir);
-               public void get_fsusage_s (out GTop.FsUsage buf, string mount_dir);
+               public static void get_fsusage (out unowned GTop.FsUsage? buf, string mount_dir);
+               public void get_fsusage_l (out unowned GTop.FsUsage? buf, string mount_dir);
+               public void get_fsusage_s (out unowned GTop.FsUsage? buf, string mount_dir);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_loadavg (out GTop.LoadAvg buf);
-               public void get_loadavg_l (out GTop.LoadAvg buf);
-               public void get_loadavg_s (out GTop.LoadAvg buf);
+               public static void get_loadavg (out unowned GTop.LoadAvg? buf);
+               public void get_loadavg_l (out unowned GTop.LoadAvg? buf);
+               public void get_loadavg_s (out unowned GTop.LoadAvg? buf);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_mem (out GTop.Mem buf);
-               public void get_mem_l (out GTop.Mem buf);
-               public void get_mem_s (out GTop.Mem buf);
+               public static void get_mem (out unowned GTop.Mem? buf);
+               public void get_mem_l (out unowned GTop.Mem? buf);
+               public void get_mem_s (out unowned GTop.Mem? buf);
                [CCode (array_length = false, array_null_terminated = true, cheader_filename = "glibtop.h")]
-               public static GTop.MountEntry[] get_mountlist (out GTop.MountList buf, int all_fs);
+               public static GTop.MountEntry[] get_mountlist (out unowned GTop.MountList? buf, int all_fs);
                [CCode (array_length = false, array_null_terminated = true)]
-               public GTop.MountEntry[] get_mountlist_l (out GTop.MountList buf, int all_fs);
+               public GTop.MountEntry[] get_mountlist_l (out unowned GTop.MountList? buf, int all_fs);
                [CCode (array_length = false, array_null_terminated = true)]
-               public GTop.MountEntry[] get_mountlist_s (out GTop.MountList buf, int all_fs);
+               public GTop.MountEntry[] get_mountlist_s (out unowned GTop.MountList? buf, int all_fs);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_msg_limits (out GTop.MsgLimits buf);
-               public void get_msg_limits_l (out GTop.MsgLimits buf);
-               public void get_msg_limits_s (out GTop.MsgLimits buf);
+               public static void get_msg_limits (out unowned GTop.MsgLimits? buf);
+               public void get_msg_limits_l (out unowned GTop.MsgLimits? buf);
+               public void get_msg_limits_s (out unowned GTop.MsgLimits? buf);
                [CCode (array_length = false, array_null_terminated = true, cheader_filename = "glibtop.h")]
-               public static string[] get_netlist (out GTop.NetList buf);
+               public static string[] get_netlist (out unowned GTop.NetList? buf);
                [CCode (array_length = false, array_null_terminated = true)]
-               public string[] get_netlist_l (out GTop.NetList buf);
+               public string[] get_netlist_l (out unowned GTop.NetList? buf);
                [CCode (array_length = false, array_null_terminated = true)]
-               public string[] get_netlist_s (out GTop.NetList buf);
+               public string[] get_netlist_s (out unowned GTop.NetList? buf);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_netload (out GTop.NetLoad buf, string @interface);
-               public void get_netload_l (out GTop.NetLoad buf, string @interface);
-               public void get_netload_s (out GTop.NetLoad buf, string @interface);
+               public static void get_netload (out unowned GTop.NetLoad? buf, string @interface);
+               public void get_netload_l (out unowned GTop.NetLoad? buf, string @interface);
+               public void get_netload_s (out unowned GTop.NetLoad? buf, string @interface);
                public size_t get_parameter_l (uint parameter, void* data_ptr, size_t data_size);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_ppp (out GTop.Ppp buf, ushort device);
-               public void get_ppp_l (out GTop.Ppp buf, ushort device);
-               public void get_ppp_s (out GTop.Ppp buf, ushort device);
+               public static void get_ppp (out unowned GTop.Ppp? buf, ushort device);
+               public void get_ppp_l (out unowned GTop.Ppp? buf, ushort device);
+               public void get_ppp_s (out unowned GTop.Ppp? buf, ushort device);
                [CCode (cheader_filename = "glibtop.h")]
-               public static uint16 get_proc_affinity (out GTop.ProcAffinity buf, int pid);
-               public uint16 get_proc_affinity_l (out GTop.ProcAffinity buf, int pid);
-               public uint16 get_proc_affinity_s (out GTop.ProcAffinity buf, int pid);
+               public static uint16 get_proc_affinity (out unowned GTop.ProcAffinity? buf, int pid);
+               public uint16 get_proc_affinity_l (out unowned GTop.ProcAffinity? buf, int pid);
+               public uint16 get_proc_affinity_s (out unowned GTop.ProcAffinity? buf, int pid);
                [CCode (cheader_filename = "glibtop.h")]
-               public static string get_proc_args (out GTop.ProcArgs buf, int pid, uint max_len);
-               public string get_proc_args_l (out GTop.ProcArgs buf, int pid, uint max_len);
-               public string get_proc_args_s (out GTop.ProcArgs buf, int pid, uint max_len);
+               public static string get_proc_args (out unowned GTop.ProcArgs? buf, int pid, uint max_len);
+               public string get_proc_args_l (out unowned GTop.ProcArgs? buf, int pid, uint max_len);
+               public string get_proc_args_s (out unowned GTop.ProcArgs? buf, int pid, uint max_len);
                [CCode (array_length = false, array_null_terminated = true, cheader_filename = "glibtop.h")]
-               public static string[] get_proc_argv (out GTop.ProcArgs buf, int pid, uint max_len);
+               public static string[] get_proc_argv (out unowned GTop.ProcArgs? buf, int pid, uint max_len);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_proc_io (out GTop.ProcIO buf, int pid);
-               public void get_proc_io_l (out GTop.ProcIO buf, int pid);
-               public void get_proc_io_s (out GTop.ProcIO buf, int pid);
+               public static void get_proc_io (out unowned GTop.ProcIO? buf, int pid);
+               public void get_proc_io_l (out unowned GTop.ProcIO? buf, int pid);
+               public void get_proc_io_s (out unowned GTop.ProcIO? buf, int pid);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_proc_kernel (out GTop.ProcKernel buf, int pid);
-               public void get_proc_kernel_l (out GTop.ProcKernel buf, int pid);
-               public void get_proc_kernel_s (out GTop.ProcKernel buf, int pid);
+               public static void get_proc_kernel (out unowned GTop.ProcKernel? buf, int pid);
+               public void get_proc_kernel_l (out unowned GTop.ProcKernel? buf, int pid);
+               public void get_proc_kernel_s (out unowned GTop.ProcKernel? buf, int pid);
                [CCode (array_length = false, array_null_terminated = true, cheader_filename = "glibtop.h")]
-               public static GTop.MapEntry[] get_proc_map (out GTop.ProcMap buf, int pid);
+               public static GTop.MapEntry[] get_proc_map (out unowned GTop.ProcMap? buf, int pid);
                [CCode (array_length = false, array_null_terminated = true)]
-               public GTop.MapEntry[] get_proc_map_l (out GTop.ProcMap buf, int pid);
+               public GTop.MapEntry[] get_proc_map_l (out unowned GTop.ProcMap? buf, int pid);
                [CCode (array_length = false, array_null_terminated = true)]
-               public GTop.MapEntry[] get_proc_map_s (out GTop.ProcMap buf, int pid);
+               public GTop.MapEntry[] get_proc_map_s (out unowned GTop.ProcMap? buf, int pid);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_proc_mem (out GTop.ProcMem buf, int pid);
-               public void get_proc_mem_l (out GTop.ProcMem buf, int pid);
-               public void get_proc_mem_s (out GTop.ProcMem buf, int pid);
+               public static void get_proc_mem (out unowned GTop.ProcMem? buf, int pid);
+               public void get_proc_mem_l (out unowned GTop.ProcMem? buf, int pid);
+               public void get_proc_mem_s (out unowned GTop.ProcMem? buf, int pid);
                [CCode (array_length = false, array_null_terminated = true, cheader_filename = "glibtop.h")]
-               public static GTop.OpenFileEntry[] get_proc_open_files (out GTop.ProcOpenFiles buf, int pid);
+               public static GTop.OpenFileEntry[] get_proc_open_files (out unowned GTop.ProcOpenFiles? buf, 
int pid);
                [CCode (array_length = false, array_null_terminated = true)]
-               public GTop.OpenFileEntry[] get_proc_open_files_l (out GTop.ProcOpenFiles buf, int pid);
+               public GTop.OpenFileEntry[] get_proc_open_files_l (out unowned GTop.ProcOpenFiles? buf, int 
pid);
                [CCode (array_length = false, array_null_terminated = true)]
-               public GTop.OpenFileEntry[] get_proc_open_files_s (out GTop.ProcOpenFiles buf, int pid);
+               public GTop.OpenFileEntry[] get_proc_open_files_s (out unowned GTop.ProcOpenFiles? buf, int 
pid);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_proc_segment (out GTop.Segment buf, int pid);
-               public void get_proc_segment_l (out GTop.Segment buf, int pid);
-               public void get_proc_segment_s (out GTop.Segment buf, int pid);
+               public static void get_proc_segment (out unowned GTop.Segment? buf, int pid);
+               public void get_proc_segment_l (out unowned GTop.Segment? buf, int pid);
+               public void get_proc_segment_s (out unowned GTop.Segment? buf, int pid);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_proc_signal (out GTop.Signal buf, int pid);
-               public void get_proc_signal_l (out GTop.Signal buf, int pid);
-               public void get_proc_signal_s (out GTop.Signal buf, int pid);
+               public static void get_proc_signal (out unowned GTop.Signal? buf, int pid);
+               public void get_proc_signal_l (out unowned GTop.Signal? buf, int pid);
+               public void get_proc_signal_s (out unowned GTop.Signal? buf, int pid);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_proc_state (out GTop.ProcState buf, int pid);
-               public void get_proc_state_l (out GTop.ProcState buf, int pid);
-               public void get_proc_state_s (out GTop.ProcState buf, int pid);
+               public static void get_proc_state (out unowned GTop.ProcState? buf, int pid);
+               public void get_proc_state_l (out unowned GTop.ProcState? buf, int pid);
+               public void get_proc_state_s (out unowned GTop.ProcState? buf, int pid);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_proc_time (out GTop.ProcTime buf, int pid);
-               public void get_proc_time_l (out GTop.ProcTime buf, int pid);
-               public void get_proc_time_s (out GTop.ProcTime buf, int pid);
+               public static void get_proc_time (out unowned GTop.ProcTime? buf, int pid);
+               public void get_proc_time_l (out unowned GTop.ProcTime? buf, int pid);
+               public void get_proc_time_s (out unowned GTop.ProcTime? buf, int pid);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_proc_uid (out GTop.ProcUid buf, int pid);
-               public void get_proc_uid_l (out GTop.ProcUid buf, int pid);
-               public void get_proc_uid_s (out GTop.ProcUid buf, int pid);
+               public static void get_proc_uid (out unowned GTop.ProcUid? buf, int pid);
+               public void get_proc_uid_l (out unowned GTop.ProcUid? buf, int pid);
+               public void get_proc_uid_s (out unowned GTop.ProcUid? buf, int pid);
                [CCode (array_length = false, array_null_terminated = true, cheader_filename = "glibtop.h")]
-               public static string[] get_proc_wd (out GTop.ProcWd buf, int pid);
+               public static string[] get_proc_wd (out unowned GTop.ProcWd? buf, int pid);
                [CCode (array_length = false, array_null_terminated = true, cheader_filename = "glibtop.h")]
-               public static int[] get_proclist (out GTop.ProcList buf, int64 which, int64 arg);
+               public static int[] get_proclist (out unowned GTop.ProcList? buf, int64 which, int64 arg);
                [CCode (array_length = false, array_null_terminated = true)]
-               public int[] get_proclist_l (out GTop.ProcList buf, int64 which, int64 arg);
+               public int[] get_proclist_l (out unowned GTop.ProcList? buf, int64 which, int64 arg);
                [CCode (array_length = false, array_null_terminated = true)]
-               public int[] get_proclist_s (out GTop.ProcList buf, int64 which, int64 arg);
+               public int[] get_proclist_s (out unowned GTop.ProcList? buf, int64 which, int64 arg);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_sem_limits (out GTop.SemLimits buf);
-               public void get_sem_limits_l (out GTop.SemLimits buf);
-               public void get_sem_limits_s (out GTop.SemLimits buf);
+               public static void get_sem_limits (out unowned GTop.SemLimits? buf);
+               public void get_sem_limits_l (out unowned GTop.SemLimits? buf);
+               public void get_sem_limits_s (out unowned GTop.SemLimits? buf);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_shm_limits (out GTop.ShmLimits buf);
-               public void get_shm_limits_l (out GTop.ShmLimits buf);
-               public void get_shm_limits_s (out GTop.ShmLimits buf);
+               public static void get_shm_limits (out unowned GTop.ShmLimits? buf);
+               public void get_shm_limits_l (out unowned GTop.ShmLimits? buf);
+               public void get_shm_limits_s (out unowned GTop.ShmLimits? buf);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_swap (out GTop.Swap buf);
-               public void get_swap_l (out GTop.Swap buf);
-               public void get_swap_s (out GTop.Swap buf);
+               public static void get_swap (out unowned GTop.Swap? buf);
+               public void get_swap_l (out unowned GTop.Swap? buf);
+               public void get_swap_s (out unowned GTop.Swap? buf);
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_sysdeps (out GTop.SysDeps buf);
-               public void get_sysdeps_r (out GTop.SysDeps buf);
+               public static void get_sysdeps (out unowned GTop.SysDeps? buf);
+               public void get_sysdeps_r (out unowned GTop.SysDeps? buf);
                [CCode (cheader_filename = "glibtop.h")]
                public static unowned GTop.SysInfo? get_sysinfo ();
                public unowned GTop.SysInfo? get_sysinfo_s ();
                [CCode (cheader_filename = "glibtop.h")]
-               public static void get_uptime (out GTop.Uptime buf);
-               public void get_uptime_l (out GTop.Uptime buf);
-               public void get_uptime_s (out GTop.Uptime buf);
+               public static void get_uptime (out unowned GTop.Uptime? buf);
+               public void get_uptime_l (out unowned GTop.Uptime? buf);
+               public void get_uptime_s (out unowned GTop.Uptime? buf);
                [CCode (cheader_filename = "glibtop.h")]
                public static unowned GTop.Context? init ();
                public void init_p (ulong features, uint flags);
diff --git a/vapi/metadata/GTop-2.0.metadata b/vapi/metadata/GTop-2.0.metadata
index f5222e378..2a86686a8 100644
--- a/vapi/metadata/GTop-2.0.metadata
+++ b/vapi/metadata/GTop-2.0.metadata
@@ -45,10 +45,8 @@ glibtop_union skip // name="Union" cheader_filename="glibtop/union.h"
 glibtop_uptime name="Uptime" cheader_filename="glibtop/uptime.h"
 
 glibtop_init* name="glibtop_(.+)"
-glibtop.get_*.buf out
-glibtop.get_* return_void
-glibtop_get_*.buf out
-glibtop_get_* return_void
+glibtop.get_*.buf out unowned nullable
+glibtop_get_*.buf out unowned nullable
 glibtop_get_* name="glibtop_(.+)"
 glibtop_close name="close"
 glibtop_internet_addr name="internet_addr"