Re: [dpdk-dev] [dpdk-dev, pcap] pcap: fix build of all-in-one shared library

[Neil Horman <nhorman@tuxdriver.com>]

On Tue, Oct 07, 2014 at 12:14:04AM +0100, stepan wrote:
> Build of some of the test binaries fails when the following flags are enabled:
> 
> CONFIG_RTE_LIBRTE_PMD_PCAP=y
> CONFIG_RTE_BUILD_SHARED_LIB=y
> CONFIG_RTE_BUILD_COMBINE_LIBS=y
> 
> The binarieas are missing symbols from libpcap. This
> patch adds the missing '-lpcap' linker flag into the respective Makefiles.
> 
> Signed-off-by: stepan <stepan.sojka@adaptivemobile.com>
> 
> ---
> app/cmdline_test/Makefile | 4 ++++
>  app/dump_cfg/Makefile     | 4 ++++
>  app/test-acl/Makefile     | 4 ++++
>  app/test/Makefile         | 4 ++++
>  4 files changed, 16 insertions(+)
> 
> diff --git a/app/cmdline_test/Makefile b/app/cmdline_test/Makefile
> index e9eafd2..ce44fd5 100644
> --- a/app/cmdline_test/Makefile
> +++ b/app/cmdline_test/Makefile
> @@ -47,6 +47,10 @@ SRCS-y += commands.c
>  CFLAGS += -O3
>  CFLAGS += $(WERROR_FLAGS)
>  
> +ifeq ($(CONFIG_RTE_LIBRTE_PMD_PCAP),y)
> +LDFLAGS += -lpcap
> +endif
> +
>  include $(RTE_SDK)/mk/rte.app.mk
>  
>  endif
> diff --git a/app/dump_cfg/Makefile b/app/dump_cfg/Makefile
> index 3257127..513ce59 100644
> --- a/app/dump_cfg/Makefile
> +++ b/app/dump_cfg/Makefile
> @@ -35,6 +35,10 @@ APP = dump_cfg
>  
>  CFLAGS += $(WERROR_FLAGS)
>  
> +ifeq ($(CONFIG_RTE_LIBRTE_PMD_PCAP),y)
> +LDFLAGS += -lpcap
> +endif
> +
>  # all source are stored in SRCS-y
>  
>  SRCS-y := main.c
> diff --git a/app/test-acl/Makefile b/app/test-acl/Makefile
> index 43dfdcb..ea063fd 100644
> --- a/app/test-acl/Makefile
> +++ b/app/test-acl/Makefile
> @@ -37,6 +37,10 @@ APP = testacl
>  
>  CFLAGS += $(WERROR_FLAGS)
>  
> +ifeq ($(CONFIG_RTE_LIBRTE_PMD_PCAP),y)
> +LDFLAGS += -lpcap
> +endif
> +
>  # all source are stored in SRCS-y
>  SRCS-y := main.c
>  
> diff --git a/app/test/Makefile b/app/test/Makefile
> index 6af6d76..e456140 100644
> --- a/app/test/Makefile
> +++ b/app/test/Makefile
> @@ -145,6 +145,10 @@ CFLAGS_test_kni.o += -Wno-deprecated-declarations
>  endif
>  CFLAGS += -D_GNU_SOURCE
>  
> +ifeq ($(CONFIG_RTE_LIBRTE_PMD_PCAP),y)
> +LDFLAGS += -lpcap
> +endif
> +
>  # this application needs libraries first
>  DEPDIRS-y += lib
>  
Acked-by: Neil Horman <nhorman@tuxdriver.com>