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 for <dev@dpdk.org>; Thu, 16 Jan 2020 02:17:11 -0500 (EST)
From: Thomas Monjalon <thomas@monjalon.net>
To: dev@dpdk.org
Date: Thu, 16 Jan 2020 08:16:55 +0100
Message-Id: <20200116071656.1663967-3-thomas@monjalon.net>
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Subject: [dpdk-dev] [PATCH 2/3] build: allow to hide dependencies from
	pkg-config
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If a dependency is required for a driver build,
but should not be exposed to the application (via pkg-config),
it can be declared in the array hidden_deps.

The hidden_deps are used as internal dependencies,
when building the shared library and the first stage of static library.
The final static library does not include the hidden_deps
because this library object is used to generate the .pc file.

Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
---
 drivers/meson.build | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/meson.build b/drivers/meson.build
index 3f8749d0b7..4ecd17ee01 100644
--- a/drivers/meson.build
+++ b/drivers/meson.build
@@ -56,6 +56,7 @@ foreach class:dpdk_driver_classes
 		# too, so that it can be reflected in the pkgconfig output for
 		# static builds.
 		ext_deps = []
+		hidden_deps = []
 		pkgconfig_extra_libs = []
 
 		# pull in driver directory which should assign to each of the above
@@ -71,8 +72,9 @@ foreach class:dpdk_driver_classes
 		endforeach
 		if build
 			# get dependency objs from strings
-			shared_deps = ext_deps
-			static_deps = ext_deps
+			shared_deps = ext_deps + hidden_deps
+			static_deps = ext_deps + hidden_deps
+			static_pub_deps = ext_deps
 			foreach d:deps
 				if not is_variable('shared_rte_' + d)
 					build = false
@@ -82,6 +84,7 @@ foreach class:dpdk_driver_classes
 				else
 					shared_deps += [get_variable('shared_rte_' + d)]
 					static_deps += [get_variable('static_rte_' + d)]
+					static_pub_deps += [get_variable('static_rte_' + d)]
 				endif
 			endforeach
 		endif
@@ -144,7 +147,7 @@ foreach class:dpdk_driver_classes
 				sources,
 				objects: objs,
 				include_directories: includes,
-				dependencies: static_deps,
+				dependencies: static_pub_deps, # skip hidden_deps
 				c_args: cflags,
 				install: true)
 
-- 
2.24.1