From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fabrice Fontaine Date: Tue, 28 Apr 2020 08:34:17 +0200 Subject: [Buildroot] [PATCH 1/1] package/paho-mqtt-c: fix build on uclibc or musl Message-ID: <20200428063417.350351-1-fontaine.fabrice@gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net Fixes: - http://autobuild.buildroot.org/results/4beb96d43180813906578b42875a1c3d4a905ed7 Signed-off-by: Fabrice Fontaine --- ...ists.txt-fix-build-on-uclibc-or-musl.patch | 45 +++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 package/paho-mqtt-c/0001-src-CMakeLists.txt-fix-build-on-uclibc-or-musl.patch diff --git a/package/paho-mqtt-c/0001-src-CMakeLists.txt-fix-build-on-uclibc-or-musl.patch b/package/paho-mqtt-c/0001-src-CMakeLists.txt-fix-build-on-uclibc-or-musl.patch new file mode 100644 index 0000000000..7989f045b9 --- /dev/null +++ b/package/paho-mqtt-c/0001-src-CMakeLists.txt-fix-build-on-uclibc-or-musl.patch @@ -0,0 +1,45 @@ +From 517e8659ab566b15cc409490a432e8935b164de8 Mon Sep 17 00:00:00 2001 +From: Fabrice Fontaine +Date: Fri, 24 Apr 2020 11:55:41 +0200 +Subject: [PATCH] src/CMakeLists.txt: fix build on uclibc or musl + +Build of version 1.3.2 with uclibc or musl fails on: + +[ 58%] Linking C shared library libpaho-mqtt3c.so +/home/buildroot/autobuild/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-buildroot-linux-uclibcgnueabi/5.5.0/../../../../arm-buildroot-linux-uclibcgnueabi/bin/ld: cannot find -lanl +collect2: error: ld returned 1 exit status + +This is due to commit 21ffebcb749fc8bd8578df85550f03f74e571620 which +added a link to anl which is not available on uclibc or musl. + +Fix this by checking if anl is found on the system before using it + +Fixes: + - http://autobuild.buildroot.org/results/4beb96d43180813906578b42875a1c3d4a905ed7 + +Signed-off-by: Fabrice Fontaine +[Retrieved from: +https://github.com/eclipse/paho.mqtt.c/commit/517e8659ab566b15cc409490a432e8935b164de8] +--- + src/CMakeLists.txt | 8 +++++++- + 1 file changed, 7 insertions(+), 1 deletion(-) + +diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt +index fb367b37..95fd43e7 100644 +--- a/src/CMakeLists.txt ++++ b/src/CMakeLists.txt +@@ -60,7 +60,13 @@ IF (WIN32) + SET(LIBS_SYSTEM ws2_32 crypt32 RpcRT4) + ELSEIF (UNIX) + IF(CMAKE_SYSTEM_NAME MATCHES "Linux") +- SET(LIBS_SYSTEM c dl pthread anl rt) ++ SET(LIBS_SYSTEM c dl pthread rt) ++ # anl is only available with glibc so check if it is found before using ++ # it or build will fail on uclibc or musl ++ FIND_LIBRARY(LIB_ANL anl) ++ IF(LIB_ANL) ++ SET(LIBS_SYSTEM "${LIBS_SYSTEM} ${LIB_ANL}") ++ ENDIF() + ADD_DEFINITIONS(-D_GNU_SOURCE -fvisibility=hidden) + ELSEIF (CMAKE_SYSTEM_NAME MATCHES "Android") + SET(LIBS_SYSTEM c dl) -- 2.25.1