+ * Documentation improved somewhat, including new GPL-vs-LGPL file.

[adns.git] / configure.in

diff --git a/configure.in b/configure.in
index 208e94ac512e4a864ed7fc40f447a50139c01110..55b81287e9dc519f1b79a15976d7da74b40e2c74 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -5,7 +5,7 @@
 #
 #  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) 1999-2000 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
@@ -24,6 +24,21 @@
 AC_INIT(src/adns.h)
 AC_CONFIG_HEADER(src/config.h)
 
+dnl DPKG_CACHED_TRY_COMPILE(<description>,<cachevar>,<include>,<program>,<ifyes>,<ifno>)
+define(DPKG_CACHED_TRY_COMPILE,[
+ AC_MSG_CHECKING($1)
+ AC_CACHE_VAL($2,[
+  AC_TRY_COMPILE([$3],[$4],[$2=yes],[$2=no])
+ ])
+ if test "x$$2" = xyes; then
+  true
+  $5
+ else
+  true
+  $6
+ fi
+])
+
 AC_MSG_CHECKING(whether you requested dynamic linking)
 AC_SUBST(ENABLE_DYNAMIC)
 AC_ARG_ENABLE(dynamic,
@@ -42,7 +57,7 @@ AC_ARG_ENABLE(dynamic,
                ;;
        esac
 ],[
-               ENABLE_DYNAMIC=yes
+               ENABLE_DYNAMIC=elf
                AC_MSG_RESULT([yes, by default])
 ])
 
@@ -91,7 +106,14 @@ ADNS_C_GETFUNC(inet_aton,resolv,[
  AC_MSG_WARN([inet_aton is in libresolv, urgh.  Must use -lresolv.])
 ])
 
+DPKG_CACHED_TRY_COMPILE(inlines,dpkg_cv_c_inline,,
+ [} inline int foo (int x) {],
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_INLINE),
+ AC_MSG_RESULT(no))
+
 ADNS_C_GCCATTRIB
+AC_CHECK_HEADERS(sys/select.h)
 
 AC_SUBST(WARNS)