From 6449022d3e05726879f9e268464ae89ce119103e Mon Sep 17 00:00:00 2001 From: Jeremy Allison Date: Tue, 3 Jul 2012 13:34:21 -0700 Subject: Add waf/configure tests for openat. Autobuild-User(master): Jeremy Allison Autobuild-Date(master): Wed Jul 4 02:37:59 CEST 2012 on sn-devel-104 --- source3/configure.in | 18 ++++++++++++++++++ source3/wscript | 5 +++++ 2 files changed, 23 insertions(+) diff --git a/source3/configure.in b/source3/configure.in index abb4de6673..150f1896da 100644 --- a/source3/configure.in +++ b/source3/configure.in @@ -5791,6 +5791,24 @@ if test x"$samba_cv_HAVE_POSIX_FADVISE" = x"yes"; then [Whether posix_fadvise is available]) fi +############################################ +# See if we have the openat syscall. + +AC_CACHE_CHECK([for openat], + samba_cv_HAVE_OPENAT,[ + AC_TRY_LINK([ +#if defined(HAVE_UNISTD_H) +#include +#endif +#include ], + [int fd = openat(AT_FDCWD, ".", O_RDONLY);], + samba_cv_HAVE_OPENAT=yes, + samba_cv_HAVE_OPENAT=no)]) + +if test x"$samba_cv_HAVE_OPENAT" = x"yes"; then + AC_DEFINE(HAVE_OPENAT,1, [Whether openat is available]) +fi + ############################################ # See if we have the Linux splice syscall. diff --git a/source3/wscript b/source3/wscript index 5fcf86ea18..12529e5e69 100755 --- a/source3/wscript +++ b/source3/wscript @@ -353,6 +353,11 @@ return acl_get_perm_np(permset_d, perm); headers='unistd.h fcntl.h') conf.CHECK_DECLS('readahead', headers='fcntl.h', always=True) + conf.CHECK_CODE('int fd = openat(AT_FDCWD, ".", O_RDONLY);', + 'HAVE_OPENAT', + msg='Checking for openat', + headers='fcntl.h') + if Options.options.with_aio_support: conf.CHECK_FUNCS_IN('aio_read', 'aio') conf.CHECK_FUNCS_IN('aio_read', 'rt') -- cgit