[Buildroot] [PATCH 1/1] package/pipewire: fix build with uclibc-ng

Fabrice Fontaine fontaine.fabrice at gmail.com
Tue May 4 21:10:16 UTC 2021


Build fails with uclibc-ng since bump to version 0.3.26 in commit
a6d88d3ba5e30e11f4d726f341bc56c1be7c71c9

Fixes:
 - http://autobuild.buildroot.org/results/a45f0ee009d90cef867dee4b1093225610fa10df

Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
---
 ...meson.build-fix-build-with-uclibc-ng.patch | 52 +++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 package/pipewire/0002-meson.build-fix-build-with-uclibc-ng.patch

diff --git a/package/pipewire/0002-meson.build-fix-build-with-uclibc-ng.patch b/package/pipewire/0002-meson.build-fix-build-with-uclibc-ng.patch
new file mode 100644
index 0000000000..36b14d3f16
--- /dev/null
+++ b/package/pipewire/0002-meson.build-fix-build-with-uclibc-ng.patch
@@ -0,0 +1,52 @@
+From 8f1de87381d270a8f4e5927187ae0466a9c9504a Mon Sep 17 00:00:00 2001
+From: Fabrice Fontaine <fontaine.fabrice at gmail.com>
+Date: Tue, 4 May 2021 22:56:54 +0200
+Subject: [PATCH] meson.build: fix build with uclibc-ng
+
+Build with uclib-ng fails since commit
+a4b0b9afe5a782a7f4a8fe153ecf51bcb0180ae3 on:
+
+FAILED: src/pipewire/libpipewire-0.3.so.0.326.0.p/impl-core.c.o
+/srv/storage/autobuild/run/instance-2/output-1/host/bin/mips64el-linux-gcc -Isrc/pipewire/libpipewire-0.3.so.0.326.0.p -Isrc/pipewire -I../src/pipewire -Isrc -I../src -I. -I.. -Ispa/include -I../spa/include -fdiagnostics-color=always -pipe -Wall -Winvalid-pch -Wextra -Wpedantic -std=gnu99 -O3 -fvisibility=hidden -Werror=suggest-attribute=format -Wsign-compare -Wpointer-arith -Wpointer-sign -Wformat -Wformat-security -Wimplicit-fallthrough -Wmissing-braces -Wtype-limits -Wvariadic-macros -Wno-missing-field-initializers -Wno-unused-parameter -Wno-pedantic -Wold-style-declaration -Wunused-result -DFASTPATH -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -fPIC -pthread -DHAVE_CONFIG_H -D_GNU_SOURCE -D_POSIX_C_SOURCE -MD -MQ src/pipewire/libpipewire-0.3.so.0.326.0.p/impl-core.c.o -MF src/pipewire/libpipewire-0.3.so.0.326.0.p/impl-core.c.o.d -o src/pipewire/libpipewire-0.3.so.0.326.0.p/impl-core.c.o -c ../src/pipewire/impl-core.c
+../src/pipewire/impl-core.c:54:9: error: conflicting types for 'getrandom'
+ ssize_t getrandom(void *buf, size_t buflen, unsigned int flags) {
+         ^~~~~~~~~
+In file included from ../src/pipewire/impl-core.c:34:
+/srv/storage/autobuild/run/instance-2/output-1/host/mips64el-buildroot-linux-uclibc/sysroot/usr/include/sys/random.h:28:12: note: previous declaration of 'getrandom' was here
+ extern int getrandom(void *__buf, size_t count, unsigned int flags)
+            ^~~~~~~~~
+
+Fix this build failure by adding -D_GNU_SOURCE as getrandom is protected
+by:
+
+if defined __UCLIBC_LINUX_SPECIFIC__ && defined __USE_GNU
+
+Extracted from:
+ - https://github.com/wbx-github/uclibc-ng/blob/master/libc/sysdeps/linux/common/sys/random.h
+
+Fixes:
+ - http://autobuild.buildroot.org/results/a45f0ee009d90cef867dee4b1093225610fa10df
+
+Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
+[Upstream status:
+https://gitlab.freedesktop.org/pipewire/pipewire/-/merge_requests/649]
+---
+ meson.build | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/meson.build b/meson.build
+index 0a9963fb..11b63c08 100644
+--- a/meson.build
++++ b/meson.build
+@@ -274,7 +274,7 @@ if cc.has_function('memfd_create', prefix : '#include <sys/mman.h>', args : [ '-
+   cdata.set('HAVE_MEMFD_CREATE', 1)
+ endif
+ 
+-if cc.has_function('getrandom', prefix : '#include <sys/random.h>')
++if cc.has_function('getrandom', prefix : '#include <sys/random.h>', args : [ '-D_GNU_SOURCE' ])
+   cdata.set('HAVE_GETRANDOM', 1)
+ endif
+ 
+-- 
+2.30.2
+
-- 
2.30.2



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