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Re: [libvirt] [PATCH v2] virsh: workaround readline prototypes warnings

On Fri, Jun 02, 2017 at 07:04:23PM +0400, Roman Bogorodskiy wrote:
When building with clang 4.0.0, virsh build fails like this:


Bug report on the readline mailing list:

configure.ac        | 2 +-
m4/virt-readline.m4 | 4 +++-
tools/Makefile.am   | 3 ++-
3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/configure.ac b/configure.ac
index 1af5538ee..1a73b3466 100644
--- a/configure.ac
+++ b/configure.ac
@@ -328,7 +328,7 @@ dnl Availability of various common headers (non-fatal if missing).
AC_CHECK_HEADERS([pwd.h regex.h sys/un.h \
  sys/poll.h syslog.h mntent.h net/ethernet.h linux/magic.h \
  sys/un.h sys/syscall.h sys/sysctl.h netinet/tcp.h ifaddrs.h \
-  libtasn1.h sys/ucred.h sys/mount.h])
+  libtasn1.h sys/ucred.h sys/mount.h stdarg.h])
dnl Check whether endian provides handy macros.
AC_CHECK_DECLS([htole64], [], [], [[#include <endian.h>]])
AC_CHECK_FUNCS([stat stat64 __xstat __xstat64 lstat lstat64 __lxstat __lxstat64])

What is the purpose of checking for stdarg.h?

ACK with this hunk removed or explained.


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