[Buildroot] [PATCH v2, 1/1] package/wireshark: fix static build with brotli

Yann E. MORIN yann.morin.1998 at free.fr
Fri Jan 10 17:35:16 UTC 2020


Fabrice, All,

On 2020-01-03 14:48 +0100, Fabrice Fontaine spake thusly:
> Fixes:
>  - http://autobuild.buildroot.org/results/2387d4590c5dce73d5f6d72bccf253e79f9a73d8
> 
> Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>

Since wireshark now depends on dynamic libraries, this build failure
with static brotli should no longer be a concern, right?

Patch marked as "not applicable" now.

Thanks again for looking at all such mess...

Regards,
Yann E. MORIN.

> ---
> Changes v1 -> v2 (after review of Thomas Petazzoni):
>  - Drop CMAKE_FIND_LIBRARY_SUFFIXES STREQUAL ".a" from patch
> 
>  ...-FindBROTLI.cmake-fix-static-linking.patch | 54 +++++++++++++++++++
>  1 file changed, 54 insertions(+)
>  create mode 100644 package/wireshark/0002-FindBROTLI.cmake-fix-static-linking.patch
> 
> diff --git a/package/wireshark/0002-FindBROTLI.cmake-fix-static-linking.patch b/package/wireshark/0002-FindBROTLI.cmake-fix-static-linking.patch
> new file mode 100644
> index 0000000000..1300a65167
> --- /dev/null
> +++ b/package/wireshark/0002-FindBROTLI.cmake-fix-static-linking.patch
> @@ -0,0 +1,54 @@
> +From e1d88b868f57d79a3e90af34f3961f56172998ba Mon Sep 17 00:00:00 2001
> +From: Fabrice Fontaine <fontaine.fabrice at gmail.com>
> +Date: Fri, 3 Jan 2020 10:47:30 +0100
> +Subject: [PATCH 2/2] FindBROTLI.cmake: fix static linking
> +
> +Use pkg-config to retrieve dependencies of libbrotlidec such as
> +libbrotlicommon otherwise static build will fail on:
> +
> +[100%] Building C object CMakeFiles/tshark.dir/ui/cli/tap-smbsids.c.o
> +/home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-uclibcgnueabi/8.3.0/../../../../arm-buildroot-linux-uclibcgnueabi/bin/ld: /home/buildroot/autobuild/instance-1/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot/usr/lib/libbrotlidec.a(decode.c.o): in function `ProcessCommands':
> +decode.c:(.text+0x36d0): undefined reference to `BrotliTransformDictionaryWord'
> +/home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-uclibcgnueabi/8.3.0/../../../../arm-buildroot-linux-uclibcgnueabi/bin/ld: /home/buildroot/autobuild/instance-1/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot/usr/lib/libbrotlidec.a(decode.c.o): in function `SafeProcessCommands':
> +decode.c:(.text+0x418c): undefined reference to `BrotliTransformDictionaryWord'
> +/home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-uclibcgnueabi/8.3.0/../../../../arm-buildroot-linux-uclibcgnueabi/bin/ld: /home/buildroot/autobuild/instance-1/output-1/host/arm-buildroot-linux-uclibcgnueabi/sysroot/usr/lib/libbrotlidec.a(state.c.o): in function `BrotliDecoderStateInit':
> +state.c:(.text+0x120): undefined reference to `BrotliGetDictionary'
> +/home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-uclibcgnueabi/8.3.0/../../../../arm-buildroot-linux-uclibcgnueabi/bin/ld: state.c:(.text+0x128): undefined reference to `BrotliGetTransforms'
> +
> +Fixes:
> + - http://autobuild.buildroot.org/results/2387d4590c5dce73d5f6d72bccf253e79f9a73d8
> +
> +Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
> +[Upstream status: Not sent yet (waiting for feedback on first patch)]
> +---
> + cmake/modules/FindBROTLI.cmake | 7 +++++++
> + 1 file changed, 7 insertions(+)
> +
> +diff --git a/cmake/modules/FindBROTLI.cmake b/cmake/modules/FindBROTLI.cmake
> +index 4ab8dbb41c..687afd6e5e 100644
> +--- a/cmake/modules/FindBROTLI.cmake
> ++++ b/cmake/modules/FindBROTLI.cmake
> +@@ -11,6 +11,9 @@
> + include( FindWSWinLibs )
> + FindWSWinLibs( "brotli-.*" "BROTLI_HINTS" )
> + 
> ++find_package(PkgConfig QUIET)
> ++PKG_CHECK_MODULES(PC_BROTLI QUIET libbrotlidec)
> ++
> + find_path(BROTLI_INCLUDE_DIR
> +   NAMES "brotli/decode.h"
> +   HINTS "${BROTLI_HINTS}/include"
> +@@ -28,6 +31,10 @@ if( BROTLI_FOUND )
> +   set( BROTLI_INCLUDE_DIRS ${BROTLI_INCLUDE_DIR} )
> +   set( BROTLI_LIBRARIES ${BROTLIDEC_LIBRARY} )
> + 
> ++  if(UNIX)
> ++    list(APPEND BROTLI_LIBRARIES ${PC_BROTLI_LIBRARIES})
> ++  endif()
> ++
> +   if (WIN32)
> +     set ( BROTLI_DLL_DIR "${BROTLI_HINTS}/bin"
> +       CACHE PATH "Path to the brotli DLLs"
> +-- 
> +2.24.0
> +
> -- 
> 2.24.0
> 
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