])
dnl Packaging and SMP build
- if test "x$with_linux_kernel_packaging" = "xno" ; then
+ if test "x$with_linux_kernel_packaging" != "xyes" ; then
LINUX_WHICH_MODULES
else
AC_SUBST(MPS,'SP')
AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
esac
+AC_CACHE_CHECK([if compiler has __sync_add_and_fetch],
+ [ac_cv_sync_fetch_and_add],
+ [AC_TRY_LINK(, [int var; return __sync_add_and_fetch(&var, 1);],
+ [ac_cv_sync_fetch_and_add=yes],
+ [ac_cv_sync_fetch_and_add=no])
+])
+AS_IF([test "$ac_cv_sync_fetch_and_add" = "yes"],
+ [AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
+ [define if your C compiler has __sync_add_and_fetch])])
+
AC_CACHE_CHECK([if struct sockaddr has sa_len field],
[ac_cv_sockaddr_len],
[AC_TRY_COMPILE( [#include <sys/types.h>
getrlimit \
issetugid \
mkstemp \
+ pread \
+ preadv \
+ pwrite \
+ pwritev \
regcomp \
regerror \
regexec \
vsyslog \
])
+AC_MSG_CHECKING([for positional I/O])
+if test "$ac_cv_func_pread" = "yes" && \
+ test "$ac_cv_func_pwrite" = "yes"; then
+ AC_DEFINE(HAVE_PIO, 1, [define if you have pread() and pwrite()])
+ AC_MSG_RESULT(yes)
+else
+ AC_MSG_RESULT(no)
+fi
+AC_MSG_CHECKING([for vectored positional I/O])
+if test "$ac_cv_func_preadv" = "yes" && \
+ test "$ac_cv_func_pwritev" = "yes"; then
+ AC_DEFINE(HAVE_PIOV, 1, [define if you have preadv() and pwritev()])
+ AC_MSG_RESULT(yes)
+else
+ AC_MSG_RESULT(no)
+fi
+
AC_MSG_CHECKING([for POSIX regex library])
if test "$ac_cv_header_regex_h" = "yes" && \
test "$ac_cv_func_regcomp" = "yes" && \
[AC_MSG_RESULT(no)
])
+AC_MSG_CHECKING([checking for dirfd])
+AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
+#ifdef HAVE_DIRENT_H
+#include <dirent.h>
+#endif
+]],
+ [[DIR *d = 0; dirfd(d);]])],
+ [ac_rk_have_dirfd=yes], [ac_rk_have_dirfd=no])
+if test "$ac_rk_have_dirfd" = "yes" ; then
+ AC_DEFINE_UNQUOTED(HAVE_DIRFD, 1, [have a dirfd function/macro])
+fi
+AC_MSG_RESULT($ac_rk_have_dirfd)
+
+OPENAFS_HAVE_STRUCT_FIELD(DIR, dd_fd, [#include <sys/types.h>
+#ifdef HAVE_DIRENT_H
+#include <dirent.h>
+#endif])
+
dnl Eventually, this will look for the system one, or for OpenSSL
LIB_hcrypto="-lafshcrypto"
AC_SUBST(LIB_hcrypto)