# configure.in - input to autoconf
#
-# This file is part of adns, which is Copyright (C) 1997-1999 Ian Jackson
+# This file is
+# Copyright (C) 1997-2000 Ian Jackson <ian@davenant.greenend.org.uk>
#
+# It is part of adns, which is
+# 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
# the Free Software Foundation; either version 2, or (at your option)
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 $enableval for --enable-dynamic, try yes or elf"])
+ ;;
+ esac
+],[
+ ENABLE_DYNAMIC=elf
+ AC_MSG_RESULT([yes, by default])
+])
+
AC_PROG_CC
AC_PROG_CPP
AC_PROG_RANLIB
+AC_PROG_INSTALL
AC_CHECK_FUNCS(poll)
ADNS_C_GETFUNC(socket,socket)
ADNS_C_GETFUNC(inet_ntoa,nsl)
+PROGS_IF_TSEARCH=adnsresfilter
+AC_SUBST(PROGS_HAVE_TSEARCH)
+AC_CHECK_FUNC(tsearch,[
+ PROGS_HAVE_TSEARCH=$PROGS_IF_TSEARCH
+],[
+ PROGS_HAVE_TSEARCH='';
+ AC_MSG_WARN([tsearch missing - not building client program(s) $PROGS_IF_TSEARCH])
+])
+
AC_MSG_CHECKING(for INADDR_LOOPBACK)
AC_CACHE_VAL(adns_cv_decl_inaddrloopback,[
AC_TRY_COMPILE([
AC_MSG_WARN([inet_aton is in libresolv, urgh. Must use -lresolv.])
])
-ADNS_C_GCCATTRIB
+DPKG_CACHED_TRY_COMPILE(inlines,dpkg_cv_c_inline,,
+ [} inline int foo (int x) {],
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_INLINE),
+ AC_MSG_RESULT(no))
AC_SUBST(WARNS)
if test "${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)
AC_SUBST(MKSHLIB_3)
+
+AC_SUBST(SHLIBFORLINK)
AC_SUBST(SHLIBFILE)
AC_SUBST(SHLIBSONAME)
+SHLIBFORLINK='libadns.so'
+SHLIBSONAME='$(SHLIBFORLINK).$(MAJOR)'
+SHLIBFILE='$(SHLIBSONAME).$(MINOR)'
+
SHLIBCC='$(CC) $(CFLAGS) -fpic'
-MKSHLIB_1='$(CC) $(LDFLAGS) -shared -Wxl,soname=$(SONAME) -o'
+MKSHLIB_1='$(CC) $(LDFLAGS) -shared -Wl,-soname=$(SHLIBSONAME) -o'
MKSHLIB_2=''
MKSHLIB_3='-lc'
-SHLIBFILE='libadns.so.$(MAJOR).$(MINOR)'
-SHLIBSONAME='libadns.so.$(MAJOR)'
AC_OUTPUT(
settings.make Makefile