| Message ID | 20190213115452.2264-2-bluca@debian.org |
|---|---|
| State | Superseded, archived |
| Delegated to: | Thomas Monjalon |
| Headers | show |
| Series |
|
| Related | show |
| Context | Check | Description |
|---|---|---|
| ci/checkpatch | success | coding style OK |
| ci/Intel-compilation | success | Compilation OK |
On Wed, Feb 13, 2019 at 11:54:49AM +0000, Luca Boccassi wrote: > Whenever possible (if the library ships a pkg-config file) use meson's > dependency() function to look for it, as it will automatically add it > to the Requires.private list if needed, to allow for static builds to > succeed for reverse dependencies of DPDK. Otherwise the recursive > dependencies are not parsed, and users doing static builds have to > resolve them manually by themselves. > When using this API avoid additional checks that are superfluous and > take extra time, and avoid adding the linker flag manually which causes > it to be duplicated. > > Signed-off-by: Luca Boccassi <bluca@debian.org> > Acked-by: Bruce Richardson <bruce.richardson@intel.com> > --- > v2: split libbsd change in a separate commit, remove CC to stable > as a meson bump will be required > v4: update comment in drivers/meson.build to clarify role of > pkgconfig_extra_libs > v5: remove -lz from drivers/compress/zlib > v7: remove change from pcap pmd, as it's causing issues with > cross-compilation due to missing pkg-config file > I reproduced the compilation errors on cross compile with the older version of this patch. Using this latest version I don't see them any more. Tested-by: Bruce Richardson <bruce.richardson@intel.com>
diff --git a/drivers/compress/zlib/meson.build b/drivers/compress/zlib/meson.build index 7748de2df..b036703c7 100644 --- a/drivers/compress/zlib/meson.build +++ b/drivers/compress/zlib/meson.build @@ -9,6 +9,5 @@ endif deps += 'bus_vdev' sources = files('zlib_pmd.c', 'zlib_pmd_ops.c') ext_deps += dep -pkgconfig_extra_libs += '-lz' allow_experimental_apis = true diff --git a/drivers/crypto/ccp/meson.build b/drivers/crypto/ccp/meson.build index e43b00591..915c4c854 100644 --- a/drivers/crypto/ccp/meson.build +++ b/drivers/crypto/ccp/meson.build @@ -18,4 +18,3 @@ sources = files('rte_ccp_pmd.c', 'ccp_pmd_ops.c') ext_deps += dep -pkgconfig_extra_libs += '-lcrypto' diff --git a/drivers/crypto/openssl/meson.build b/drivers/crypto/openssl/meson.build index 77a6596d7..d56a32366 100644 --- a/drivers/crypto/openssl/meson.build +++ b/drivers/crypto/openssl/meson.build @@ -9,4 +9,3 @@ allow_experimental_apis = true deps += 'bus_vdev' sources = files('rte_openssl_pmd.c', 'rte_openssl_pmd_ops.c') ext_deps += dep -pkgconfig_extra_libs += '-lcrypto' diff --git a/drivers/crypto/qat/meson.build b/drivers/crypto/qat/meson.build index 9cc98d2c2..21f969735 100644 --- a/drivers/crypto/qat/meson.build +++ b/drivers/crypto/qat/meson.build @@ -13,6 +13,5 @@ if dep.found() 'qat_sym.c', 'qat_sym_session.c') qat_ext_deps += dep - pkgconfig_extra_libs += '-lcrypto' qat_cflags += '-DBUILD_QAT_SYM' endif diff --git a/drivers/meson.build b/drivers/meson.build index e37d4fe2b..69d0556d3 100644 --- a/drivers/meson.build +++ b/drivers/meson.build @@ -46,10 +46,11 @@ foreach class:driver_classes # set up internal deps. Drivers can append/override as necessary deps = std_deps # ext_deps: Stores external library dependency got - # using dependency() or cc.find_library(). For most cases, we - # probably also need to specify the "-l" flags in - # pkgconfig_extra_libs variable too, so that it can be reflected - # in the pkgconfig output for static builds + # using dependency() (preferred) or find_library(). + # For the find_library() case (but not with dependency()) we also + # need to specify the "-l" flags in pkgconfig_extra_libs variable + # too, so that it can be reflected in the pkgconfig output for + # static builds. ext_deps = [] pkgconfig_extra_libs = [] diff --git a/drivers/net/bnx2x/meson.build b/drivers/net/bnx2x/meson.build index e3c688869..dd189ffc4 100644 --- a/drivers/net/bnx2x/meson.build +++ b/drivers/net/bnx2x/meson.build @@ -1,7 +1,7 @@ # SPDX-License-Identifier: BSD-3-Clause # Copyright(c) 2018 Intel Corporation -dep = cc.find_library('z', required: false) +dep = dependency('zlib', required: false) build = dep.found() ext_deps += dep cflags += '-DZLIB_CONST' diff --git a/drivers/net/mlx4/meson.build b/drivers/net/mlx4/meson.build index 4bccd68e0..b4f9672e7 100644 --- a/drivers/net/mlx4/meson.build +++ b/drivers/net/mlx4/meson.build @@ -14,9 +14,9 @@ if pmd_dlopen ] endif libs = [ - cc.find_library('mnl', required:false), - cc.find_library('mlx4', required:false), - cc.find_library('ibverbs', required:false), + dependency('libmnl', required:false), + dependency('libmlx4', required:false), + dependency('libibverbs', required:false), ] build = true foreach lib:libs diff --git a/drivers/net/mlx5/meson.build b/drivers/net/mlx5/meson.build index 4540c455b..0cf2f0873 100644 --- a/drivers/net/mlx5/meson.build +++ b/drivers/net/mlx5/meson.build @@ -14,9 +14,9 @@ if pmd_dlopen ] endif libs = [ - cc.find_library('mnl', required:false), - cc.find_library('mlx5', required:false), - cc.find_library('ibverbs', required:false), + dependency('libmnl', required:false), + dependency('libmlx5', required:false), + dependency('libibverbs', required:false), ] build = true foreach lib:libs diff --git a/lib/librte_bpf/meson.build b/lib/librte_bpf/meson.build index bc0cd78f9..c3b1f698e 100644 --- a/lib/librte_bpf/meson.build +++ b/lib/librte_bpf/meson.build @@ -18,8 +18,8 @@ install_headers = files('bpf_def.h', deps += ['mbuf', 'net', 'ethdev'] -dep = cc.find_library('elf', required: false) -if dep.found() == true and cc.has_header('libelf.h', dependencies: dep) +dep = dependency('libelf', required: false) +if dep.found() sources += files('bpf_load_elf.c') ext_deps += dep endif diff --git a/lib/librte_telemetry/meson.build b/lib/librte_telemetry/meson.build index 9492f544e..cafb26f08 100644 --- a/lib/librte_telemetry/meson.build +++ b/lib/librte_telemetry/meson.build @@ -6,7 +6,7 @@ headers = files('rte_telemetry.h', 'rte_telemetry_internal.h', 'rte_telemetry_pa deps += ['metrics', 'ethdev'] cflags += '-DALLOW_EXPERIMENTAL_API' -jansson = cc.find_library('jansson', required: false) +jansson = dependency('jansson', required: false) if jansson.found() ext_deps += jansson dpdk_app_link_libraries += ['telemetry']