util: fall back in rename_noreplace when renameat2 isn't implemented

[thirdparty/systemd.git] / CODING_STYLE

diff --git a/CODING_STYLE b/CODING_STYLE
index bdec988ce6bdbca0f9155bb57cb28577b2190a6c..dbadfbdb5441adf3ae53a0ebec458bf2726cd151 100644 (file)
--- a/CODING_STYLE
+++ b/CODING_STYLE
@@ -210,11 +210,12 @@
   c) recvmsg() must get MSG_CMSG_CLOEXEC set
   d) F_DUPFD_CLOEXEC should be used instead of F_DUPFD, and so on
 
-- We never use the XDG version of basename(). glibc defines it in
-  libgen.h. The only reason to include that file is because dirname()
+- We never use the POSIX version of basename() (which glibc defines it in
+  libgen.h), only the GNU version (which glibc defines in string.h).
+  The only reason to include libgen.h is because dirname()
   is needed. Everytime you need that please immediately undefine
   basename(), and add a comment about it, so that no code ever ends up
-  using the XDG version!
+  using the POSIX version!
 
 - Use the bool type for booleans, not integers. One exception: in public
   headers (i.e those in src/systemd/sd-*.h) use integers after all, as "bool"