virtual-machines: use a less verbose and less sparse format for qemu VMs

scripts/fish/vm-qemu

@@ -0,0 +1,13 @@
+# vim: syntax=fish:
+
+function vm-qemu -d "Frontend to QEMU" -a cfg
+	env \
+		_vm_img="/mnt/s/vm/$cfg/image" \
+		_vm_media="/mnt/s/osmedia" \
+		_vm_setup="$_agw_dir_rc/virtual-machines/qemu-setup" \
+		$_agw_dir_rc/virtual-machines/$cfg/run
+end
+
+complete -c vm-qemu -xa "(ls $_agw_dir_rc/virtual-machines)"
+
+## EOF

virtual-machines/Win2000/run

@@ -1,17 +1,15 @@
 #!/usr/bin/env fish
 # vim: syntax=fish:
 
-source ../qemu-setup
-
-run-qemu i386 \
-	--drive file=image,format=qcow2,media=disk \
-	--drive file="$m/MS Windows/2000 Pro/5.00.2195.iso",media=cdrom,readonly \
-	--boot order=d \
-	-m 384 \
+set _arch i386
+set _install "$_vm_media/MS Windows/2000 Pro/5.00.2195.iso"
+set _args \
+	-m 512 \
 	--usb \
 	--vga cirrus \
 	--net nic,model=rtl8139 \
 	--net user \
 	--soundhw ac97
+source $_vm_setup
 
 ## EOF

virtual-machines/Win98/run

@@ -1,18 +1,16 @@
 #!/usr/bin/env fish
 # vim: syntax=fish:
 
-source ../qemu-setup
-
-run-qemu i386 \
-	--drive file=image,format=qcow2,media=disk \
-	--drive file="$m/Boot Disks/Win/98SE.img",format=raw,if=floppy,readonly \
-	--drive file="$m/MS Windows/98 2nd Edition/98SE.iso",media=cdrom,readonly \
-	--boot order=d \
-	-m 384 \
+set _arch i386
+set _boot "$_vm_media/Boot Disks/Win/98SE.img"
+set _install "$_vm_media/MS Windows/98 2nd Edition/98SE.iso"
+set _args \
+	-m 512 \
 	--usb \
 	--vga cirrus \
 	--net nic,model=rtl8139 \
 	--net user \
 	--soundhw ac97
+source $_vm_setup
 
 ## EOF

virtual-machines/qemu-setup

@@ -1,19 +1,34 @@
 # vim: syntax=fish:
 
-function run-qemu
-	set arch $argv[1]
-	set -e argv[1]
+set _boot_order c
 
-	set argv --display sdl,gl=on $argv
+set _args \
+	--display sdl,gl=on \
+	$_args
 
-	if test $arch = "i386"
-		or test $arch = "x86_64"
-		set argv --machine accel=kvm $argv
-	end
-
-	env QEMU_AUDIO_DRV=pa "qemu-system-$arch" $argv
+if test $_arch = "i386" || test $_arch = "x86_64"
+	set _args \
+		--machine accel=kvm \
+		$_args
 end
 
-set m "/mnt/s/osmedia"
+if test $_install
+	set _boot_order d
+	set _args \
+		--drive file="$_install",media=cdrom,readonly \
+		$_args
+end
+
+if test $_boot
+	set _boot_order a
+	set _args \
+		--drive file="$_boot",format=raw,if=floppy,readonly \
+		$_args
+end
+
+env QEMU_AUDIO_DRV=pa "qemu-system-$_arch" \
+	--drive file="$_vm_img",format=qcow2,media=disk \
+	--boot order=$_boot_order \
+	$_args
 
 ## EOF