meson: convert root directory to Meson

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/Makefile.objs b/Makefile.objs
index 72e9350..ec15ebc 100644
--- a/Makefile.objs
+++ b/Makefile.objs
@@ -48,16 +48,9 @@
 # single QEMU executable should support all CPUs and machines.
 
 ifeq ($(CONFIG_SOFTMMU),y)
-common-obj-y = blockdev.o blockdev-nbd.o
-common-obj-y += bootdevice.o iothread.o
-common-obj-y += dump/
-common-obj-y += job-qmp.o
+common-obj-y = dump/
 common-obj-y += monitor/
 common-obj-y += net/
-common-obj-y += qdev-monitor.o
-common-obj-$(CONFIG_WIN32) += os-win32.o
-common-obj-$(CONFIG_POSIX) += os-posix.o
-
 common-obj-$(CONFIG_LINUX) += fsdev/
 
 common-obj-y += accel/
@@ -87,25 +80,15 @@
 common-obj-m += hw/
 
 common-obj-y += replay/
-
-common-obj-y += dma-helpers.o
-common-obj-$(CONFIG_TPM) += tpm.o
-
 common-obj-y += backends/
 
-common-obj-$(CONFIG_SECCOMP) += qemu-seccomp.o
-qemu-seccomp.o-cflags := $(SECCOMP_CFLAGS)
-qemu-seccomp.o-libs := $(SECCOMP_LIBS)
-
-common-obj-$(CONFIG_FDT) += device_tree.o
-
 common-obj-y += qapi/
 
 endif # CONFIG_SOFTMMU
 
 #######################################################################
 # Target-independent parts used in system and user emulation
-common-obj-y += cpus-common.o
+
 common-obj-y += hw/
 common-obj-y += qom/
 common-obj-y += disas/
diff --git a/Makefile.target b/Makefile.target
index 16f1e78..5f926e5 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -169,7 +169,7 @@
 LIBS := $(LIBS) $(ALSA_LIBS) $(OSS_LIBS) $(PULSE_LIBS) $(SDL_LIBS)
 LIBS := $(LIBS) $(GTK_LIBS) $(VTE_LIBS) $(X11_LIBS) $(CURSES_LIBS) $(ICONV_LIBS) $(GIO_LIBS)
 endif
-LIBS := $(LIBS) $(BRLAPI_LIBS) $(SDL_LIBS) $(SPICE_LIBS) $(OPENGL_LIBS)
+LIBS := $(LIBS) $(BRLAPI_LIBS) $(SDL_LIBS) $(SPICE_LIBS) $(OPENGL_LIBS) $(SECCOMP_LIBS)
 LIBS := $(LIBS) $(COREAUDIO_LIBS) $(DSOUND_LIBS)
 
 # Hardware support
diff --git a/configure b/configure
index 6133fee..711c252 100755
--- a/configure
+++ b/configure
@@ -7380,6 +7380,8 @@
 fi
 if test "$fdt" != "no" ; then
   echo "CONFIG_FDT=y" >> $config_host_mak
+  echo "FDT_CFLAGS=$fdt_cflags" >> $config_host_mak
+  echo "FDT_LIBS=$fdt_ldflags $fdt_libs" >> $config_host_mak
 fi
 if test "$membarrier" = "yes" ; then
   echo "CONFIG_MEMBARRIER=y" >> $config_host_mak
diff --git a/meson.build b/meson.build
index ca1e690..ff20090 100644
--- a/meson.build
+++ b/meson.build
@@ -51,6 +51,7 @@
 
 m = cc.find_library('m', required: false)
 util = cc.find_library('util', required: false)
+winmm = []
 socket = []
 version_res = []
 coref = []
@@ -59,6 +60,7 @@
 hvf = []
 if targetos == 'windows'
   socket = cc.find_library('ws2_32')
+  winmm = cc.find_library('winmm')
 
   win = import('windows')
   version_res = win.compile_resources('version.rc',
@@ -293,6 +295,11 @@
   sasl = declare_dependency(compile_args: config_host['SASL_CFLAGS'].split(),
                             link_args: config_host['SASL_LIBS'].split())
 endif
+fdt = not_found
+if 'CONFIG_FDT' in config_host
+  fdt = declare_dependency(compile_args: config_host['FDT_CFLAGS'].split(),
+                           link_args: config_host['FDT_LIBS'].split())
+endif
 
 create_config = find_program('scripts/create_config')
 minikconf = find_program('scripts/minikconf.py')
@@ -459,6 +466,7 @@
 stub_ss = ss.source_set()
 trace_ss = ss.source_set()
 block_ss = ss.source_set()
+blockdev_ss = ss.source_set()
 common_ss = ss.source_set()
 softmmu_ss = ss.source_set()
 user_ss = ss.source_set()
@@ -612,6 +620,31 @@
 subdir('scsi')
 subdir('block')
 
+blockdev_ss.add(files(
+  'blockdev.c',
+  'blockdev-nbd.c',
+  'iothread.c',
+  'job-qmp.c',
+))
+
+# os-posix.c contains POSIX-specific functions used by qemu-storage-daemon,
+# os-win32.c does not
+blockdev_ss.add(when: 'CONFIG_POSIX', if_true: files('os-posix.c'))
+softmmu_ss.add(when: 'CONFIG_WIN32', if_true: [files('os-win32.c')])
+
+softmmu_ss.add_all(blockdev_ss)
+softmmu_ss.add(files(
+  'bootdevice.c',
+  'dma-helpers.c',
+  'qdev-monitor.c',
+), sdl)
+
+softmmu_ss.add(when: 'CONFIG_TPM', if_true: files('tpm.c'))
+softmmu_ss.add(when: 'CONFIG_SECCOMP', if_true: [files('qemu-seccomp.c'), seccomp])
+softmmu_ss.add(when: ['CONFIG_FDT', fdt],  if_true: [files('device_tree.c')])
+
+common_ss.add(files('cpus-common.c'))
+
 # needed for fuzzing binaries
 subdir('tests/qtest/libqos')