From: Thomas Devoogdt <thomas@devoogdt.com>
To: thomas@devoogdt.com
Cc: buildroot@buildroot.org
Subject: [Buildroot] [PATCH v2 1/3] package/librdkafka: add new package
Date: Sun, 8 Mar 2026 09:12:10 +0100 [thread overview]
Message-ID: <20260308081212.777547-1-thomas@devoogdt.com> (raw)
In-Reply-To: <20260219221253.2217784-1-thomas@devoogdt.com>
Will be a dependency of fluent-bit.
Signed-off-by: Thomas Devoogdt <thomas@devoogdt.com>
---
v2: bump to 2.13.2
---
$ ./utils/test-pkg -p librdkafka -a
arm-aarch64 [ 1/32]: OK
bootlin-aarch64-glibc [ 2/32]: OK
bootlin-aarch64-glibc-old [ 3/32]: OK
bootlin-arcle-hs38-uclibc [ 4/32]: OK
bootlin-armv5-uclibc [ 5/32]: OK
bootlin-armv7-glibc [ 6/32]: OK
bootlin-armv7m-uclibc [ 7/32]: OK
bootlin-armv7-musl [ 8/32]: OK
bootlin-m68k-5208-uclibc [ 9/32]: SKIPPED
bootlin-m68k-68040-uclibc [10/32]: OK
bootlin-microblazeel-uclibc [11/32]: OK
bootlin-mips64el-glibc [12/32]: OK
bootlin-mipsel32r6-glibc [13/32]: OK
bootlin-mipsel-uclibc [14/32]: OK
bootlin-openrisc-uclibc [15/32]: OK
bootlin-powerpc64le-power8-glibc [16/32]: OK
bootlin-powerpc-e500mc-uclibc [17/32]: OK
bootlin-riscv32-glibc [18/32]: OK
bootlin-riscv64-glibc [19/32]: OK
bootlin-riscv64-musl [20/32]: OK
bootlin-s390x-z13-glibc [21/32]: OK
bootlin-sh4-uclibc [22/32]: OK
bootlin-sparc64-glibc [23/32]: OK
bootlin-sparc-uclibc [24/32]: OK
bootlin-x86-64-glibc [25/32]: OK
bootlin-x86-64-musl [26/32]: OK
bootlin-x86-64-uclibc [27/32]: OK
bootlin-x86-i686-musl [28/32]: OK
bootlin-xtensa-uclibc [29/32]: OK
br-arm-basic [30/32]: OK
br-arm-full-nothread [31/32]: SKIPPED
br-arm-full-static [32/32]: OK
32 builds, 2 skipped, 0 build failed, 0 legal-info failed, 0 show-info failed
---
$ ./utils/test-pkg -p librdkafka -c librdkafka.config -a
arm-aarch64 [ 1/32]: OK
bootlin-aarch64-glibc [ 2/32]: OK
bootlin-aarch64-glibc-old [ 3/32]: OK
bootlin-arcle-hs38-uclibc [ 4/32]: OK
bootlin-armv5-uclibc [ 5/32]: OK
bootlin-armv7-glibc [ 6/32]: OK
bootlin-armv7m-uclibc [ 7/32]: OK
bootlin-armv7-musl [ 8/32]: OK
bootlin-m68k-5208-uclibc [ 9/32]: SKIPPED
bootlin-m68k-68040-uclibc [10/32]: OK
bootlin-microblazeel-uclibc [11/32]: OK
bootlin-mips64el-glibc [12/32]: OK
bootlin-mipsel32r6-glibc [13/32]: OK
bootlin-mipsel-uclibc [14/32]: OK
bootlin-openrisc-uclibc [15/32]: OK
bootlin-powerpc64le-power8-glibc [16/32]: OK
bootlin-powerpc-e500mc-uclibc [17/32]: OK
bootlin-riscv32-glibc [18/32]: OK
bootlin-riscv64-glibc [19/32]: OK
bootlin-riscv64-musl [20/32]: OK
bootlin-s390x-z13-glibc [21/32]: OK
bootlin-sh4-uclibc [22/32]: OK
bootlin-sparc64-glibc [23/32]: OK
bootlin-sparc-uclibc [24/32]: OK
bootlin-x86-64-glibc [25/32]: OK
bootlin-x86-64-musl [26/32]: OK
bootlin-x86-64-uclibc [27/32]: OK
bootlin-x86-i686-musl [28/32]: OK
bootlin-xtensa-uclibc [29/32]: OK
br-arm-basic [30/32]: OK
br-arm-full-nothread [31/32]: SKIPPED
br-arm-full-static [32/32]: OK
32 builds, 2 skipped, 0 build failed, 0 legal-info failed, 0 show-info failed
$ cat librdkafka.config
BR2_PACKAGE_ZLIB=y
BR2_PACKAGE_LIBCURL=y
BR2_PACKAGE_ZSTD=y
BR2_PACKAGE_OPENSSL=y
BR2_PACKAGE_LIBRDKAFKA=y
---
DEVELOPERS | 1 +
package/Config.in | 1 +
...-allow-compilation-without-C-support.patch | 127 ++++++++++++++++++
....c-fix-curl-curl.h-include-when-WITH.patch | 32 +++++
package/librdkafka/Config.in | 14 ++
package/librdkafka/librdkafka.hash | 4 +
package/librdkafka/librdkafka.mk | 51 +++++++
7 files changed, 230 insertions(+)
create mode 100644 package/librdkafka/0001-CMakeLists.txt-allow-compilation-without-C-support.patch
create mode 100644 package/librdkafka/0002-src-rdkafka_conf.c-fix-curl-curl.h-include-when-WITH.patch
create mode 100644 package/librdkafka/Config.in
create mode 100644 package/librdkafka/librdkafka.hash
create mode 100644 package/librdkafka/librdkafka.mk
diff --git a/DEVELOPERS b/DEVELOPERS
index 6bd420ae31e..f7c5b077067 100644
--- a/DEVELOPERS
+++ b/DEVELOPERS
@@ -3194,6 +3194,7 @@ F: package/fcgiwrap/
N: Thomas Devoogdt <thomas@devoogdt.com>
F: package/fluent-bit/
+F: package/librdkafka/
F: package/libsoup3/
F: package/yq/
diff --git a/package/Config.in b/package/Config.in
index 5c7ab571014..07d7e49ae7b 100644
--- a/package/Config.in
+++ b/package/Config.in
@@ -2499,6 +2499,7 @@ endif
source "package/leafnode2/Config.in"
source "package/lft/Config.in"
source "package/lftp/Config.in"
+ source "package/librdkafka/Config.in"
source "package/lighttpd/Config.in"
source "package/linknx/Config.in"
source "package/links/Config.in"
diff --git a/package/librdkafka/0001-CMakeLists.txt-allow-compilation-without-C-support.patch b/package/librdkafka/0001-CMakeLists.txt-allow-compilation-without-C-support.patch
new file mode 100644
index 00000000000..9615aef408c
--- /dev/null
+++ b/package/librdkafka/0001-CMakeLists.txt-allow-compilation-without-C-support.patch
@@ -0,0 +1,127 @@
+From 4584734fc039e06dea71c94045283f3108c7fae8 Mon Sep 17 00:00:00 2001
+From: Thomas Devoogdt <thomas@devoogdt.com>
+Date: Sun, 15 Feb 2026 20:41:10 +0100
+Subject: [PATCH] CMakeLists.txt: allow compilation without C++ support
+
+$ CXX=/bin/false cmake . && make
+
+Upstream: https://github.com/confluentinc/librdkafka/pull/5311
+Signed-off-by: Thomas Devoogdt <thomas@devoogdt.com>
+---
+ CMakeLists.txt | 25 ++++++++++++++++++++-----
+ examples/CMakeLists.txt | 30 ++++++++++++++++++++----------
+ 2 files changed, 40 insertions(+), 15 deletions(-)
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index f3d05bad..7676f897 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -3,7 +3,15 @@ cmake_minimum_required(VERSION 3.5)
+ include("packaging/cmake/parseversion.cmake")
+ parseversion("src/rdkafka.h")
+
+-project(RdKafka VERSION ${RDKAFKA_VERSION})
++project(RdKafka VERSION ${RDKAFKA_VERSION} LANGUAGES C)
++
++include(CheckLanguage)
++check_language(CXX)
++if(CMAKE_CXX_COMPILER)
++ enable_language(CXX)
++else()
++ message(STATUS "C++ compiler not found, skipping C++ support")
++endif()
+
+ set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/packaging/cmake/Modules/")
+
+@@ -181,7 +189,7 @@ endif()
+
+ option(RDKAFKA_BUILD_STATIC "Build static rdkafka library" OFF)
+ option(RDKAFKA_BUILD_EXAMPLES "Build examples" ON)
+-option(RDKAFKA_BUILD_TESTS "Build tests" ON)
++option(RDKAFKA_BUILD_TESTS "Build tests" CMAKE_CXX_COMPILER)
+ if(WIN32)
+ option(WITHOUT_WIN32_CONFIG "Avoid including win32_config.h on cmake builds" ON)
+ endif(WIN32)
+@@ -279,13 +287,20 @@ install(
+ )
+
+ add_subdirectory(src)
+-add_subdirectory(src-cpp)
++
++if(CMAKE_CXX_COMPILER)
++ add_subdirectory(src-cpp)
++endif()
+
+ if(RDKAFKA_BUILD_EXAMPLES)
+ add_subdirectory(examples)
+ endif()
+
+ if(RDKAFKA_BUILD_TESTS)
+- enable_testing()
+- add_subdirectory(tests)
++ if(CMAKE_CXX_COMPILER)
++ enable_testing()
++ add_subdirectory(tests)
++ else()
++ message(FATAL_ERROR "Building tests needs C++ suport")
++ endif()
+ endif()
+diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
+index 91851d2c..28ce6e79 100644
+--- a/examples/CMakeLists.txt
++++ b/examples/CMakeLists.txt
+@@ -5,8 +5,10 @@ endif(WIN32)
+ add_executable(producer producer.c ${win32_sources})
+ target_link_libraries(producer PUBLIC rdkafka)
+
+-add_executable(producer_cpp producer.cpp ${win32_sources})
+-target_link_libraries(producer_cpp PUBLIC rdkafka++)
++if(CMAKE_CXX_COMPILER)
++ add_executable(producer_cpp producer.cpp ${win32_sources})
++ target_link_libraries(producer_cpp PUBLIC rdkafka++)
++endif(CMAKE_CXX_COMPILER)
+
+ add_executable(consumer consumer.c ${win32_sources})
+ target_link_libraries(consumer PUBLIC rdkafka)
+@@ -14,14 +16,20 @@ target_link_libraries(consumer PUBLIC rdkafka)
+ add_executable(rdkafka_performance rdkafka_performance.c ${win32_sources})
+ target_link_libraries(rdkafka_performance PUBLIC rdkafka)
+
+-add_executable(rdkafka_example_cpp rdkafka_example.cpp ${win32_sources})
+-target_link_libraries(rdkafka_example_cpp PUBLIC rdkafka++)
++if(CMAKE_CXX_COMPILER)
++ add_executable(rdkafka_example_cpp rdkafka_example.cpp ${win32_sources})
++ target_link_libraries(rdkafka_example_cpp PUBLIC rdkafka++)
++endif(CMAKE_CXX_COMPILER)
+
+-add_executable(rdkafka_complex_consumer_example_cpp rdkafka_complex_consumer_example.cpp ${win32_sources})
+-target_link_libraries(rdkafka_complex_consumer_example_cpp PUBLIC rdkafka++)
++if(CMAKE_CXX_COMPILER)
++ add_executable(rdkafka_complex_consumer_example_cpp rdkafka_complex_consumer_example.cpp ${win32_sources})
++ target_link_libraries(rdkafka_complex_consumer_example_cpp PUBLIC rdkafka++)
++endif(CMAKE_CXX_COMPILER)
+
+-add_executable(openssl_engine_example_cpp openssl_engine_example.cpp ${win32_sources})
+-target_link_libraries(openssl_engine_example_cpp PUBLIC rdkafka++)
++if(CMAKE_CXX_COMPILER)
++ add_executable(openssl_engine_example_cpp openssl_engine_example.cpp ${win32_sources})
++ target_link_libraries(openssl_engine_example_cpp PUBLIC rdkafka++)
++endif(CMAKE_CXX_COMPILER)
+
+ add_executable(misc misc.c ${win32_sources})
+ target_link_libraries(misc PUBLIC rdkafka)
+@@ -73,7 +81,9 @@ if(NOT WIN32)
+ add_executable(rdkafka_complex_consumer_example rdkafka_complex_consumer_example.c)
+ target_link_libraries(rdkafka_complex_consumer_example PUBLIC rdkafka)
+
+- add_executable(kafkatest_verifiable_client kafkatest_verifiable_client.cpp)
+- target_link_libraries(kafkatest_verifiable_client PUBLIC rdkafka++)
++ if(CMAKE_CXX_COMPILER)
++ add_executable(kafkatest_verifiable_client kafkatest_verifiable_client.cpp)
++ target_link_libraries(kafkatest_verifiable_client PUBLIC rdkafka++)
++ endif(CMAKE_CXX_COMPILER)
+
+ endif(NOT WIN32)
+--
+2.43.0
+
diff --git a/package/librdkafka/0002-src-rdkafka_conf.c-fix-curl-curl.h-include-when-WITH.patch b/package/librdkafka/0002-src-rdkafka_conf.c-fix-curl-curl.h-include-when-WITH.patch
new file mode 100644
index 00000000000..dec80d538c9
--- /dev/null
+++ b/package/librdkafka/0002-src-rdkafka_conf.c-fix-curl-curl.h-include-when-WITH.patch
@@ -0,0 +1,32 @@
+From 5061a5b33dce11ada740e2a34137dce6934b731a Mon Sep 17 00:00:00 2001
+From: Thomas Devoogdt <thomas@devoogdt.com>
+Date: Sun, 15 Feb 2026 18:37:16 +0100
+Subject: [PATCH] src/rdkafka_conf.c: fix curl/curl.h include when
+ WITH_CURL=OFF
+
+Change #ifdef to #if for WITH_OAUTHBEARER_OIDC preprocessor check.
+When using CMake's cmakedefine01, the macro is always defined (as 0 or 1),
+so #ifdef always evaluates to true. Using #if correctly checks the value.
+
+Upstream: https://github.com/confluentinc/librdkafka/pull/5309
+Signed-off-by: Thomas Devoogdt <thomas@devoogdt.com>
+---
+ src/rdkafka_conf.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/rdkafka_conf.c b/src/rdkafka_conf.c
+index 0e346e74..f8f0d0ca 100644
+--- a/src/rdkafka_conf.c
++++ b/src/rdkafka_conf.c
+@@ -56,7 +56,7 @@
+ #include <windows.h>
+ #endif
+
+-#ifdef WITH_OAUTHBEARER_OIDC
++#if WITH_OAUTHBEARER_OIDC
+ #include <curl/curl.h>
+ #endif
+
+--
+2.43.0
+
diff --git a/package/librdkafka/Config.in b/package/librdkafka/Config.in
new file mode 100644
index 00000000000..54380e2d6e0
--- /dev/null
+++ b/package/librdkafka/Config.in
@@ -0,0 +1,14 @@
+config BR2_PACKAGE_LIBRDKAFKA
+ bool "librdkafka"
+ depends on !BR2_m68k_cf # assembler "out of range" error
+ depends on BR2_TOOLCHAIN_HAS_THREADS
+ select BR2_PACKAGE_LZ4
+ help
+ librdkafka is a C library implementation of the
+ Apache Kafka protocol, providing Producer, Consumer
+ and Admin clients.
+
+ https://github.com/confluentinc/librdkafka
+
+comment "librdkafka needs a toolchain w/ threads"
+ depends on !BR2_TOOLCHAIN_HAS_THREADS
diff --git a/package/librdkafka/librdkafka.hash b/package/librdkafka/librdkafka.hash
new file mode 100644
index 00000000000..f745e55b819
--- /dev/null
+++ b/package/librdkafka/librdkafka.hash
@@ -0,0 +1,4 @@
+# From https://github.com/confluentinc/librdkafka/releases/tag/v2.13.2
+sha256 14972092e4115f6e99f798a7cb420cbf6daa0c73502b3c52ae42fb5b418eea8f librdkafka-2.13.2.tar.gz
+# Locally computed
+sha256 b9e4616bb9dd0c9ce3fa52e81c7bfc596e60b8855a1df5dce5fa50732b1ccdec LICENSES.txt
diff --git a/package/librdkafka/librdkafka.mk b/package/librdkafka/librdkafka.mk
new file mode 100644
index 00000000000..0cbab11d496
--- /dev/null
+++ b/package/librdkafka/librdkafka.mk
@@ -0,0 +1,51 @@
+################################################################################
+#
+# librdkafka
+#
+################################################################################
+
+LIBRDKAFKA_VERSION = 2.13.2
+LIBRDKAFKA_SITE = $(call github,confluentinc,librdkafka,v$(LIBRDKAFKA_VERSION))
+LIBRDKAFKA_LICENSE = BSD-2-Clause
+LIBRDKAFKA_LICENSE_FILES = LICENSES.txt
+LIBRDKAFKA_INSTALL_STAGING = YES
+LIBRDKAFKA_DEPENDENCIES = lz4
+LIBRDKAFKA_CONF_OPTS = \
+ -DRDKAFKA_BUILD_EXAMPLES=OFF \
+ -DRDKAFKA_BUILD_TESTS=OFF
+
+ifeq ($(BR2_STATIC_LIBS),y)
+LIBRDKAFKA_CONF_OPTS += -DRDKAFKA_BUILD_STATIC=ON
+else
+LIBRDKAFKA_CONF_OPTS += -DRDKAFKA_BUILD_STATIC=OFF
+endif
+
+ifeq ($(BR2_PACKAGE_ZLIB),y)
+LIBRDKAFKA_CONF_OPTS += -DWITH_ZLIB=ON
+LIBRDKAFKA_DEPENDENCIES += zlib
+else
+LIBRDKAFKA_CONF_OPTS += -DWITH_ZLIB=OFF
+endif
+
+ifeq ($(BR2_PACKAGE_LIBCURL),y)
+LIBRDKAFKA_CONF_OPTS += -DWITH_CURL=ON
+LIBRDKAFKA_DEPENDENCIES += libcurl
+else
+LIBRDKAFKA_CONF_OPTS += -DWITH_CURL=OFF
+endif
+
+ifeq ($(BR2_PACKAGE_ZSTD),y)
+LIBRDKAFKA_CONF_OPTS += -DWITH_ZSTD=ON
+LIBRDKAFKA_DEPENDENCIES += zstd
+else
+LIBRDKAFKA_CONF_OPTS += -DWITH_ZSTD=OFF
+endif
+
+ifeq ($(BR2_PACKAGE_OPENSSL),y)
+LIBRDKAFKA_CONF_OPTS += -DWITH_SSL=ON
+LIBRDKAFKA_DEPENDENCIES += openssl
+else
+LIBRDKAFKA_CONF_OPTS += -DWITH_SSL=OFF
+endif
+
+$(eval $(cmake-package))
--
2.43.0
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next prev parent reply other threads:[~2026-03-08 8:12 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-19 22:12 [Buildroot] [PATCH v1 1/3] package/librdkafka: add new package Thomas Devoogdt
2026-02-19 22:12 ` [Buildroot] [PATCH v1 2/3] package/fluent-bit: link against the new librdkafka package Thomas Devoogdt
2026-02-19 22:12 ` [Buildroot] [PATCH v1 3/3] support/testing/tests/package/test_fluent_bit.py: new runtime test Thomas Devoogdt
2026-03-08 8:12 ` Thomas Devoogdt [this message]
2026-03-08 8:12 ` [Buildroot] [PATCH v2 2/3] package/fluent-bit: link against the new librdkafka package Thomas Devoogdt
2026-03-08 8:12 ` [Buildroot] [PATCH v2 3/3] support/testing/tests/package/test_fluent_bit.py: new runtime test Thomas Devoogdt
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