builder/qemu: style

builder/qemu/builder.go

@@ -55,7 +55,6 @@ type config struct {
 	common.PackerConfig `mapstructure:",squash"`
 
 	Accelerator     string     `mapstructure:"accelerator"`
-	QemuBinary      string     `mapstructure:"qemu_binary"`
 	BootCommand     []string   `mapstructure:"boot_command"`
 	DiskInterface   string     `mapstructure:"disk_interface"`
 	DiskSize        uint       `mapstructure:"disk_size"`
@@ -71,6 +70,7 @@ type config struct {
 	NetDevice       string     `mapstructure:"net_device"`
 	OutputDir       string     `mapstructure:"output_directory"`
 	QemuArgs        [][]string `mapstructure:"qemuargs"`
+	QemuBinary      string     `mapstructure:"qemu_binary"`
 	ShutdownCommand string     `mapstructure:"shutdown_command"`
 	SSHHostPortMin  uint       `mapstructure:"ssh_host_port_min"`
 	SSHHostPortMax  uint       `mapstructure:"ssh_host_port_max"`
@@ -111,10 +111,6 @@ func (b *Builder) Prepare(raws ...interface{}) ([]string, error) {
 	// Accumulate any errors
 	errs := common.CheckUnusedConfig(md)
 
-	if b.config.QemuBinary == "" {
-		b.config.QemuBinary = "qemu-system-x86_64"
-	}
-
 	if b.config.DiskSize == 0 {
 		b.config.DiskSize = 40000
 	}
@@ -135,6 +131,10 @@ func (b *Builder) Prepare(raws ...interface{}) ([]string, error) {
 		b.config.OutputDir = fmt.Sprintf("output-%s", b.config.PackerBuildName)
 	}
 
+	if b.config.QemuBinary == "" {
+		b.config.QemuBinary = "qemu-system-x86_64"
+	}
+
 	if b.config.RawBootWait == "" {
 		b.config.RawBootWait = "10s"
 	}

website/source/docs/builders/qemu.html.markdown

@@ -192,11 +192,6 @@ Optional:
     qemu-system-x86 -m 1024m --no-acpi -netdev user,id=mynet0,hostfwd=hostip:hostport-guestip:guestport -device virtio-net,netdev=mynet0"
 </pre>
 
-* `qemu_binary` (string) - The name of the Qemu binary to look for.  This
-  defaults to "qemu-system-x86_64", but may need to be changed for some
-  platforms.  For example "qemu-kvm", or "qemu-system-i386" may be a better
-  choice for some systems.
-
 * `output_directory` (string) - This is the path to the directory where the
   resulting virtual machine will be created. This may be relative or absolute.
   If relative, the path is relative to the working directory when `packer`
@@ -204,6 +199,11 @@ Optional:
   By default this is "output-BUILDNAME" where "BUILDNAME" is the name
   of the build.
 
+* `qemu_binary` (string) - The name of the Qemu binary to look for.  This
+  defaults to "qemu-system-x86_64", but may need to be changed for some
+  platforms.  For example "qemu-kvm", or "qemu-system-i386" may be a better
+  choice for some systems.
+
 * `shutdown_command` (string) - The command to use to gracefully shut down
   the machine once all the provisioning is done. By default this is an empty
   string, which tells Packer to just forcefully shut down the machine.