feat: Add AIX process support to gopsutil

host/host_aix_nocgo.go

@@ -6,9 +6,13 @@ package host
 import (
 	"context"
 
-	"github.com/shirou/gopsutil/v4/internal/common"
+	"github.com/shirou/gopsutil/v4/process"
 )
 
-func numProcs(_ context.Context) (uint64, error) {
-	return 0, common.ErrNotImplementedError
+func numProcs(ctx context.Context) (uint64, error) {
+	procs, err := process.PidsWithContext(ctx)
+	if err != nil {
+		return 0, err
+	}
+	return uint64(len(procs)), nil
 }

process/process.go

@@ -465,6 +465,11 @@ func (p *Process) Terminal() (string, error) {
 	return p.TerminalWithContext(context.Background())
 }
 
+// SignalsPending returns the signals pending for the process.
+func (p *Process) SignalsPending() (SignalInfoStat, error) {
+	return p.SignalsPendingWithContext(context.Background())
+}
+
 // Nice returns a nice value (priority).
 func (p *Process) Nice() (int32, error) {
 	return p.NiceWithContext(context.Background())