A few more links for the README.

[adns.git] / configure.in

diff --git a/configure.in b/configure.in
index 10395c66eb36bb0f8c5056dd73e5d0ea757beea5..882a4d79e7e6f8083f8c119cce1520376edb9878 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -4,8 +4,8 @@
 #    Copyright (C) 1997-2000 Ian Jackson <ian@davenant.greenend.org.uk>
 #
 #  It is part of adns, which is
-#    Copyright (C) 1997-2000 Ian Jackson <ian@davenant.greenend.org.uk>
-#    Copyright (C) 1999 Tony Finch <dot@dotat.at>
+#    Copyright (C) 1997-2005 Ian Jackson <ian@davenant.greenend.org.uk>
+#    Copyright (C) 1999-2004 Tony Finch <dot@dotat.at>
 #  
 #  This program is free software; you can redistribute it and/or modify
 #  it under the terms of the GNU General Public License as published by
@@ -112,17 +112,24 @@ DPKG_CACHED_TRY_COMPILE(inlines,dpkg_cv_c_inline,,
  AC_DEFINE(HAVE_INLINE),
  AC_MSG_RESULT(no))
 
-ADNS_C_GCCATTRIB
-AC_CHECK_HEADERS(sys/select.h)
-
 AC_SUBST(WARNS)
 
 if test "${GCC-no}" = yes; then
        WARNS="-Wall -Wmissing-prototypes -Wwrite-strings -Wstrict-prototypes -Wcast-qual -Wpointer-arith"
+       saved_cflags="$CFLAGS"
+       CFLAGS="$CFLAGS -Wno-pointer-sign"
+       DPKG_CACHED_TRY_COMPILE(-Wno-pointer-sign,adns_cv_c_wnoptrsign,,
+        [],
+        AC_MSG_RESULT(yes)
+        WARNS="$WARNS -Wno-pointer-sign",
+        AC_MSG_RESULT(no))
+       CFLAGS="$saved_cflags"
 else
        WARNS=
 fi
 
+ADNS_C_GCCATTRIB
+
 AC_SUBST(SHLIBCC)
 AC_SUBST(MKSHLIB_1)
 AC_SUBST(MKSHLIB_2)