meson: convert migration/initrd-stress

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20200828110734.1638685-17-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

tests/migration/initrd-stress.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+INITRD="$1"
+STRESS="$2"
+
+INITRD_DIR=$(mktemp -d -p '' "initrd-stress.XXXXXX")
+trap 'rm -rf $INITRD_DIR' EXIT
+
+cp "$STRESS" "$INITRD_DIR/init"
+(cd "$INITRD_DIR" && (find | cpio --quiet -o -H newc | gzip -9)) > "$INITRD"

tests/migration/meson.build

@@ -0,0 +1,14 @@
+stress = executable(
+  'stress',
+  files('stress.c'),
+  dependencies: [glib],
+  link_args: ['-static'],
+  build_by_default: false,
+)
+
+custom_target(
+  'initrd-stress.img',
+  output: 'initrd-stress.img',
+  input: stress,
+  command: [find_program('initrd-stress.sh'), '@OUTPUT@', '@INPUT@']
+)