X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=adns.git;a=blobdiff_plain;f=configure.in;h=096396d1e9eaacef1d63e9d97ed85fa457e2392e;hp=50e69e1640dfa48ef9d3825e7827fee1eb253cb6;hb=9b21b3834387727062b6e952ff070cfc3ed877ff;hpb=3d5cde09d167be1609d27d0d93de2096250a310c

diff --git a/configure.in b/configure.in
index 50e69e1..096396d 100644
--- a/configure.in
+++ b/configure.in
@@ -1,11 +1,11 @@
 # configure.in - input to autoconf
 #  
 #  This file is
-#    Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk>
+#    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) 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
@@ -23,9 +23,48 @@
 
 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
+  $6
+ fi
+])
+
+AC_MSG_CHECKING(whether you requested dynamic linking)
+AC_SUBST(ENABLE_DYNAMIC)
+AC_ARG_ENABLE(dynamic,
+[  --disable-dynamic       use static linking
+  --enable-dynamic[=elf]  create and use ELF dynamic library (default)],
+[	case "$enableval" in
+	elf|yes)
+		ENABLE_DYNAMIC=elf
+		AC_MSG_RESULT([yes (ELF)])
+		;;
+	no)	ENABLE_DYNAMIC=no
+		AC_MSG_RESULT(no)
+		;;
+	*)	AC_MSG_ERROR(
+["invalid value $enableval for --enable-dynamic, try yes or elf"])
+		;;
+	esac
+],[
+		ENABLE_DYNAMIC=elf
+		AC_MSG_RESULT([yes, by default])
+])
+
 AC_PROG_CC
 AC_PROG_CPP
 AC_PROG_RANLIB
+AC_PROG_INSTALL
 
 AC_CHECK_FUNCS(poll)
 ADNS_C_GETFUNC(socket,socket)
@@ -67,6 +106,12 @@ 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_SUBST(WARNS)