Apply minor fixes from patches@, SF tracker, and others.

[ircu2.10.12-pk.git] / configure.in

diff --git a/configure.in b/configure.in
index c3f297455bd9f532aeaaa454487bd7c7b0ceb571..875eca34f105d6b4ddc76de6fe041283101424b6 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -113,7 +113,7 @@ AC_SEARCH_LIBS(res_mkquery, resolv, ,
 
 dnl Checks for header files.
 AC_HEADER_STDC
-AC_CHECK_HEADERS(poll.h sys/devpoll.h sys/epoll.h sys/event.h)
+AC_CHECK_HEADERS(crypt.h inttypes.h poll.h sys/devpoll.h sys/epoll.h sys/event.h)
 
 dnl Checks for typedefs, structures, and compiler characteristics
 dnl AC_C_CONST
@@ -405,6 +405,25 @@ if test x"$unet_cv_enable_epoll" != xno; then
     ENGINE_C="engine_epoll.c $ENGINE_C"
 fi
 
+dnl How to copy one va_list to another?
+AC_CACHE_CHECK([for va_copy], unet_cv_c_va_copy, [AC_LINK_IFELSE(
+  [AC_LANG_PROGRAM([#include <stdarg.h>], [va_list ap1, ap2; va_copy(ap1, ap2);])],
+  [unet_cv_c_va_copy="yes"],
+  [unet_cv_c_va_copy="no"]
+)])
+if test "$unet_cv_c_va_copy" = "yes" ; then
+  AC_DEFINE(HAVE_VA_COPY, 1, [Define if we have va_copy])
+fi
+
+AC_CACHE_CHECK([for __va_copy], unet_cv_c___va_copy, [AC_LINK_IFELSE(
+  [AC_LANG_PROGRAM([#include <stdarg.h>], [va_list ap1, ap2; __va_copy(ap1, ap2);])],
+  [unet_cv_c___va_copy="yes"],
+  [unet_cv_c___va_copy="no"]
+)])
+if test "$unet_cv_c___va_copy" = "yes" ; then
+  AC_DEFINE(HAVE___VA_COPY, 1, [Define if we have __va_copy])
+fi
+
 dnl --disable-adns check...
 AC_MSG_CHECKING([whether to enable the adns resolver engine])
 AC_ARG_ENABLE([adns],
@@ -742,7 +761,6 @@ ircu is now hopefully configured for your system.
   Warnings:            $unet_cv_enable_warnings
   Debug:               $unet_cv_enable_debug
   Profile:             $unet_cv_enable_profile
-  Head-in-sand:        $unet_cv_enable_headinsand
   ADNS:                $unet_cv_enable_adns
   Owner/mode:          $unet_cv_with_owner.$unet_cv_with_group ($unet_cv_with_mode)
   Chroot:              $unet_cv_with_chroot
@@ -756,4 +774,5 @@ ircu is now hopefully configured for your system.
   poll() engine:       $unet_cv_enable_poll
   kqueue() engine:     $unet_cv_enable_kqueue
   /dev/poll engine:    $unet_cv_enable_devpoll
+  epoll() engine:      $unet_cv_enable_epoll
 "])