Build and memSize impl for Solaris

cmd/syncthing/memsize_solaris.go

@@ -0,0 +1,20 @@
+package main
+
+import (
+	"os/exec"
+	"strconv"
+)
+
+func memorySize() (uint64, error) {
+	cmd := exec.Command("prtconf", "-m")
+	out, err := cmd.CombinedOutput()
+	if err != nil {
+		return 0, err
+	}
+
+	mb, err := strconv.ParseUint(string(out), 10, 64)
+	if err != nil {
+		return 0, err
+	}
+	return mb * 1024 * 1024, nil
+}

cmd/syncthing/memsize_unimpl.go

@@ -1,4 +1,4 @@
-// +build freebsd solaris
+// +build freebsd
 
 package main
 

cmd/syncthing/upgrade_supported.go

@@ -2,6 +2,8 @@
 // Use of this source code is governed by an MIT-style license that can be
 // found in the LICENSE file.
 
+// +build !solaris
+
 package main
 
 import (

cmd/syncthing/upgrade_unsupp.go

@@ -0,0 +1,9 @@
+// +build windows solaris
+
+package main
+
+import "errors"
+
+func upgrade() error {
+	return errors.New("Upgrade currently unsupported on Windows")
+}