[dpdk-dev] [PATCH v4 8/8] build: meson changes to build on windows

[Anand Rawat]

Added meson workarounds to build helloworld on windows.
Windows currently only supports kvargs and eal libraries.
This change restricts the build flow to supported libraries
only.

Signed-off-by: Anand Rawat <anand.rawat at intel.com>
Signed-off-by: Pallavi Kadam <pallavi.kadam at intel.com>
Reviewed-by: Jeff Shaw <jeffrey.b.shaw at intel.com>
Reviewed-by: Ranjit Menon <ranjit.menon at intel.com>
---
 app/meson.build                   |   6 +-
 buildtools/meson.build            |   6 +-
 doc/meson.build                   |   5 +
 drivers/meson.build               |   6 +-
 examples/meson.build              |   6 +-
 kernel/meson.build                |   6 +-
 lib/librte_eal/common/meson.build | 159 ++++++++++++++++--------------
 lib/meson.build                   |   4 +
 usertools/meson.build             |   6 +-
 9 files changed, 124 insertions(+), 80 deletions(-)

diff --git a/app/meson.build b/app/meson.build
index aa353f657..e949624b7 100644
--- a/app/meson.build
+++ b/app/meson.build
@@ -1,5 +1,9 @@
 # SPDX-License-Identifier: BSD-3-Clause
-# Copyright(c) 2017 Intel Corporation
+# Copyright(c) 2017-2019 Intel Corporation
+
+if host_machine.system() == 'windows'
+	subdir_done()
+endif
 
 apps = [
 	'pdump',
diff --git a/buildtools/meson.build b/buildtools/meson.build
index cdd38ed24..0209bec8f 100644
--- a/buildtools/meson.build
+++ b/buildtools/meson.build
@@ -1,5 +1,9 @@
 # SPDX-License-Identifier: BSD-3-Clause
-# Copyright(c) 2017 Intel Corporation
+# Copyright(c) 2017-2019 Intel Corporation
+
+if host_machine.system() == 'windows'
+	subdir_done()
+endif
 
 subdir('pmdinfogen')
 
diff --git a/doc/meson.build b/doc/meson.build
index c5410d85d..20c74ee36 100644
--- a/doc/meson.build
+++ b/doc/meson.build
@@ -1,5 +1,10 @@
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2018 Luca Boccassi <bluca at debian.org>
+# Copyright(c) 2019 Intel Corporation
+
+if host_machine.system() == 'windows'
+	subdir_done()
+endif
 
 doc_targets = []
 doc_target_names = []
diff --git a/drivers/meson.build b/drivers/meson.build
index 69d0556d3..33d1503f3 100644
--- a/drivers/meson.build
+++ b/drivers/meson.build
@@ -1,5 +1,9 @@
 # SPDX-License-Identifier: BSD-3-Clause
-# Copyright(c) 2017 Intel Corporation
+# Copyright(c) 2017-2019 Intel Corporation
+
+if host_machine.system() == 'windows'
+	subdir_done()
+endif
 
 # Defines the order in which the drivers are buit.
 driver_classes = ['common',
diff --git a/examples/meson.build b/examples/meson.build
index af81c762e..107e378e7 100644
--- a/examples/meson.build
+++ b/examples/meson.build
@@ -35,7 +35,11 @@ foreach example: examples
 
 	ext_deps = [execinfo]
 	includes = [include_directories(example)]
-	deps = ['eal', 'mempool', 'net', 'mbuf', 'ethdev', 'cmdline']
+	if host_machine.system() != 'windows'
+		deps = ['eal', 'mempool', 'net', 'mbuf', 'ethdev', 'cmdline']
+	else
+		deps = ['eal']
+	endif
 	subdir(example)
 
 	if build
diff --git a/kernel/meson.build b/kernel/meson.build
index 2c8fa76d0..a7ab219d2 100644
--- a/kernel/meson.build
+++ b/kernel/meson.build
@@ -1,4 +1,8 @@
 # SPDX-License-Identifier: BSD-3-Clause
-# Copyright(c) 2017 Intel Corporation
+# Copyright(c) 2017-2019 Intel Corporation
+
+if host_machine.system() == 'windows'
+	subdir_done()
+endif
 
 subdir(host_machine.system())
diff --git a/lib/librte_eal/common/meson.build b/lib/librte_eal/common/meson.build
index 5ecae0b1f..05ebd06b6 100644
--- a/lib/librte_eal/common/meson.build
+++ b/lib/librte_eal/common/meson.build
@@ -1,91 +1,102 @@
 # SPDX-License-Identifier: BSD-3-Clause
-# Copyright(c) 2017 Intel Corporation
+# Copyright(c) 2017-2019 Intel Corporation
 
 eal_inc += include_directories('.', 'include',
 		join_paths('include/arch', arch_subdir))
 
 common_objs = []
+common_headers = []
+
 common_sources = files(
-	'eal_common_bus.c',
-	'eal_common_cpuflags.c',
-	'eal_common_class.c',
-	'eal_common_devargs.c',
-	'eal_common_dev.c',
-	'eal_common_errno.c',
-	'eal_common_fbarray.c',
-	'eal_common_hexdump.c',
-	'eal_common_hypervisor.c',
-	'eal_common_launch.c',
-	'eal_common_lcore.c',
-	'eal_common_log.c',
-	'eal_common_memalloc.c',
-	'eal_common_memory.c',
-	'eal_common_memzone.c',
-	'eal_common_options.c',
-	'eal_common_proc.c',
-	'eal_common_string_fns.c',
-	'eal_common_tailqs.c',
-	'eal_common_thread.c',
-	'eal_common_timer.c',
-	'eal_common_uuid.c',
-	'hotplug_mp.c',
-	'malloc_elem.c',
-	'malloc_heap.c',
-	'malloc_mp.c',
-	'rte_keepalive.c',
-	'rte_malloc.c',
-	'rte_option.c',
-	'rte_reciprocal.c',
-	'rte_service.c'
-)
+		'eal_common_errno.c',
+		'eal_common_launch.c',
+		'eal_common_lcore.c',
+		'eal_common_log.c'
+	)
+if host_machine.system() != 'windows'
+	common_sources = files(
+		'eal_common_bus.c',
+		'eal_common_cpuflags.c',
+		'eal_common_class.c',
+		'eal_common_devargs.c',
+		'eal_common_dev.c',
+		'eal_common_fbarray.c',
+		'eal_common_hexdump.c',
+		'eal_common_hypervisor.c',
+		'eal_common_memalloc.c',
+		'eal_common_memory.c',
+		'eal_common_memzone.c',
+		'eal_common_options.c',
+		'eal_common_proc.c',
+		'eal_common_string_fns.c',
+		'eal_common_tailqs.c',
+		'eal_common_thread.c',
+		'eal_common_timer.c',
+		'eal_common_uuid.c',
+		'hotplug_mp.c',
+		'malloc_elem.c',
+		'malloc_heap.c',
+		'malloc_mp.c',
+		'rte_keepalive.c',
+		'rte_malloc.c',
+		'rte_option.c',
+		'rte_reciprocal.c',
+		'rte_service.c'
+	)
+endif
 
 # get architecture specific sources and objs
 eal_common_arch_sources = []
 eal_common_arch_objs = []
-subdir(join_paths('arch', arch_subdir))
+
+common_headers += files(
+		'include/rte_branch_prediction.h',
+		'include/rte_bus.h',
+		'include/rte_common.h',
+		'include/rte_debug.h',
+		'include/rte_dev.h',
+		'include/rte_eal.h',
+		'include/rte_errno.h',
+		'include/rte_launch.h',
+		'include/rte_lcore.h',
+		'include/rte_log.h',
+		'include/rte_memory.h',
+		'include/rte_pci_dev_feature_defs.h',
+		'include/rte_per_lcore.h',
+		'include/rte_string_fns.h'
+	)
+if host_machine.system() != 'windows'
+	subdir(join_paths('arch', arch_subdir))
+endif
 common_sources += eal_common_arch_sources
 common_objs += eal_common_arch_objs
 
-common_headers = files(
-	'include/rte_alarm.h',
-	'include/rte_branch_prediction.h',
-	'include/rte_bus.h',
-	'include/rte_bitmap.h',
-	'include/rte_class.h',
-	'include/rte_common.h',
-	'include/rte_compat.h',
-	'include/rte_debug.h',
-	'include/rte_devargs.h',
-	'include/rte_dev.h',
-	'include/rte_eal.h',
-	'include/rte_eal_memconfig.h',
-	'include/rte_eal_interrupts.h',
-	'include/rte_errno.h',
-	'include/rte_fbarray.h',
-	'include/rte_hexdump.h',
-	'include/rte_hypervisor.h',
-	'include/rte_interrupts.h',
-	'include/rte_keepalive.h',
-	'include/rte_launch.h',
-	'include/rte_lcore.h',
-	'include/rte_log.h',
-	'include/rte_malloc.h',
-	'include/rte_malloc_heap.h',
-	'include/rte_memory.h',
-	'include/rte_memzone.h',
-	'include/rte_option.h',
-	'include/rte_pci_dev_feature_defs.h',
-	'include/rte_pci_dev_features.h',
-	'include/rte_per_lcore.h',
-	'include/rte_random.h',
-	'include/rte_reciprocal.h',
-	'include/rte_service.h',
-	'include/rte_service_component.h',
-	'include/rte_string_fns.h',
-	'include/rte_tailq.h',
-	'include/rte_time.h',
-	'include/rte_uuid.h',
-	'include/rte_version.h')
+common_headers += files(
+		'include/rte_alarm.h',
+		'include/rte_bitmap.h',
+		'include/rte_class.h',
+		'include/rte_compat.h',
+		'include/rte_devargs.h',
+		'include/rte_eal_memconfig.h',
+		'include/rte_eal_interrupts.h',
+		'include/rte_fbarray.h',
+		'include/rte_hexdump.h',
+		'include/rte_hypervisor.h',
+		'include/rte_interrupts.h',
+		'include/rte_keepalive.h',
+		'include/rte_malloc.h',
+		'include/rte_malloc_heap.h',
+		'include/rte_memzone.h',
+		'include/rte_option.h',
+		'include/rte_pci_dev_features.h',
+		'include/rte_random.h',
+		'include/rte_reciprocal.h',
+		'include/rte_service.h',
+		'include/rte_service_component.h',
+		'include/rte_tailq.h',
+		'include/rte_time.h',
+		'include/rte_uuid.h',
+		'include/rte_version.h')
 
 # special case install the generic headers, since they go in a subdir
 generic_headers = files(
diff --git a/lib/meson.build b/lib/meson.build
index 1fe1b4677..8d7711090 100644
--- a/lib/meson.build
+++ b/lib/meson.build
@@ -30,6 +30,10 @@ libraries = [
 	# flow_classify lib depends on pkt framework table lib
 	'flow_classify', 'bpf', 'telemetry']
 
+if host_machine.system() == 'windows'
+	libraries = ['kvargs','eal'] # override libraries for windows
+endif
+
 default_cflags = machine_args
 if cc.has_argument('-Wno-format-truncation')
 	default_cflags += '-Wno-format-truncation'
diff --git a/usertools/meson.build b/usertools/meson.build
index 149e788e3..a00fcaa6a 100644
--- a/usertools/meson.build
+++ b/usertools/meson.build
@@ -1,4 +1,8 @@
 # SPDX-License-Identifier: BSD-3-Clause
-# Copyright(c) 2017 Intel Corporation
+# Copyright(c) 2017-2019 Intel Corporation
+
+if host_machine.system() == 'windows'
+	subdir_done()
+endif
 
 install_data(['dpdk-devbind.py', 'dpdk-pmdinfo.py'], install_dir: 'bin')
-- 
2.17.1.windows.2