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authorChengwei Yang <chengwei.yang@intel.com>2013-06-28 20:26:28 +0800
committerSimon McVittie <simon.mcvittie@collabora.co.uk>2013-07-01 12:18:11 +0100
commit8cda82b726349b8f0a719a9945541e253b3f2118 (patch)
tree5e6cfcd2c87baaa7a0598333f121f91471c5539b /cmake/CMakeLists.txt
parent61ef4139c42718296a162f7aceb6391643ec2fa4 (diff)
cmake: do not bind to any particular POSIX C standard
This caused build failures on FreeBSD. Defining _POSIX_C_SOURCE to a particular version will disable common non-POSIX extensions like PF_UNIX, and on some systems will also disable features of later POSIX versions, like IPv6. If we don't ask for a specific version, we'll get some sort of sensible default. Bug: https://bugs.freedesktop.org/show_bug.cgi?id=66257 Signed-off-by: Chengwei Yang <chengwei.yang@intel.com> [made the commit message more concise -smcv] Reviewed-by: Simon McVittie <simon.mcvittie@collabora.co.uk>
Diffstat (limited to 'cmake/CMakeLists.txt')
-rw-r--r--cmake/CMakeLists.txt2
1 files changed, 1 insertions, 1 deletions
diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
index f25e55d9..aecc74cd 100644
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@@ -103,7 +103,7 @@ find_package(EXPAT)
find_package(X11)
# analogous to AC_USE_SYSTEM_EXTENSIONS in configure.ac
-add_definitions(-D_POSIX_C_SOURCE=199309L -D_GNU_SOURCE)
+add_definitions(-D_GNU_SOURCE)
# do config checks
INCLUDE(ConfigureChecks.cmake)