Renamed configure.in to configure.ac

1 files changed, 390 insertions, 0 deletions

diff --git a/rfc1035/configure.ac b/rfc1035/configure.ac
new file mode 100644
index 0000000..94ead73
--- /dev/null
+++ b/rfc1035/configure.ac
@@ -0,0 +1,390 @@
+dnl Process this file with autoconf to produce a configure script.
+dnl
+dnl Copyright 1998 - 2003 Double Precision, Inc.  See COPYING for
+dnl distribution information.
+
+AC_INIT(librfc1035, 0.10, [courier-users@lists.sourceforge.net])
+
+>confdefs.h  # Kill PACKAGE_ macros
+
+AC_CONFIG_SRCDIR(rfc1035.h)
+AC_CONFIG_AUX_DIR(../..)
+AM_INIT_AUTOMAKE([foreign no-define])
+
+AM_CONFIG_HEADER(config.h)
+
+dnl Checks for programs.
+AC_PROG_AWK
+AC_PROG_CC
+AC_PROG_INSTALL
+AC_PROG_LN_S
+AC_LIBTOOL_DLOPEN
+AC_PROG_LIBTOOL
+
+dnl Checks for libraries.
+
+dnl Checks for header files.
+AC_HEADER_STDC
+AC_CHECK_HEADERS(sys/types.h sys/time.h unistd.h arpa/inet.h netinet/in.h)
+
+USENSL=no
+saveLIBS="$LIBS"
+AC_CHECK_LIB(socket,socket,result=yes,result=no)
+if test $result = yes; then
+        NETLIBS="-lsocket"
+else
+        AC_CHECK_LIB(socket,socket,result=yes,result=no,-lnsl)
+        if test $result = yes; then
+                NETLIBS = "-lsocket -lnsl"
+                USENSL=yes
+        else
+                AC_CHECK_LIB(socket,connect,result=yes,result=no)
+                if test $result = yes; then
+                        NETLIBS="-lsocket"
+                else
+                        AC_CHECK_LIB(socket,connect,result=yes,result=no,-lnsl)
+                        if test $result = yes; then
+                                NETLIBS="-lsocket -lnsl"
+                                USENSL=yes
+                        fi
+                fi
+        fi
+fi
+
+if test $USENSL != yes; then
+	LIBS="$LIBS $NETLIBS"
+	AC_TRY_LINK_FUNC(inet_addr, [ : ],
+	[
+	        AC_CHECK_LIB(nsl,inet_addr,result=yes,result=no)
+	        if test $result = yes; then
+	                NETLIBS="$NETLIBS -lnsl"
+	        fi
+	])
+fi
+
+LIBS="$saveLIBS $NETLIBS"
+AC_CHECK_LIB(socket,socket)
+
+dnl Checks for typedefs, structures, and compiler characteristics.
+AC_C_CONST
+AC_HEADER_TIME
+AC_SYS_LARGEFILE
+
+AC_ARG_WITH(int32,
+[  --with-int32='type'     use 'type' for an unsigned 32 bit integer type
+                          ( default is 'unsigned')],
+	int32="$withval", [
+
+		AC_MSG_CHECKING(for uint32_t)
+
+		AC_TRY_COMPILE([
+#if HAVE_SYS_TYPES_H
+#include	<sys/types.h>
+#endif
+		],[
+			uint32_t	i=0;
+		], [ AC_MSG_RESULT(yes) ; int32="uint32_t"], [
+
+		AC_MSG_RESULT(no)
+		AC_MSG_CHECKING(for u_int_32_t)
+
+		AC_TRY_COMPILE([
+#if HAVE_SYS_TYPES_H
+#include	<sys/types.h>
+#endif
+			],[
+				u_int32_t	i=0;
+			], [AC_MSG_RESULT(yes); int32="u_int32_t"],[
+
+			AC_MSG_RESULT(no)
+
+			AC_CHECK_SIZEOF(unsigned, 0)
+			if test "$ac_cv_sizeof_unsigned" != 4
+			then
+				AC_CHECK_SIZEOF(unsigned long, 0)
+				if test "$ac_cv_sizeof_unsigned_long" != 4
+				then
+					AC_CHECK_SIZEOF(unsigned short, 0)
+					if test "$ac_cv_sizeof_unsigned_short" != 4
+					then
+						AC_ERROR(--with-int32 option is required)
+					fi
+					int32="unsigned short"
+				fi
+				int32="unsigned long"
+			else
+				int32="unsigned"
+			fi
+			])
+		])
+	]
+)
+UINT32="$int32"
+
+AC_ARG_WITH(int16,
+[  --with-int16='type'     use 'type' for an unsigned 16 bit integer type
+                          ( default is 'unsigned')],
+	int16="$withval", [
+
+		AC_MSG_CHECKING(for uint16_t)
+
+		AC_TRY_COMPILE([
+#if HAVE_SYS_TYPES_H
+#include	<sys/types.h>
+#endif
+		],[
+			uint16_t	i=0;
+		], [ AC_MSG_RESULT(yes) ; int16="uint16_t"], [
+
+		AC_MSG_RESULT(no)
+		AC_MSG_CHECKING(for u_int_16_t)
+
+		AC_TRY_COMPILE([
+#if HAVE_SYS_TYPES_H
+#include	<sys/types.h>
+#endif
+			],[
+				u_int16_t	i=0;
+			], [AC_MSG_RESULT(yes); int16="u_int16_t"],[
+
+			AC_MSG_RESULT(no)
+
+			AC_CHECK_SIZEOF(unsigned, 0)
+			if test "$ac_cv_sizeof_unsigned" != 4
+			then
+				AC_CHECK_SIZEOF(unsigned long, 0)
+				if test "$ac_cv_sizeof_unsigned_long" != 4
+				then
+					AC_CHECK_SIZEOF(unsigned short, 0)
+					if test "$ac_cv_sizeof_unsigned_short" != 4
+					then
+						AC_ERROR(--with-int16 option is required)
+					fi
+					int16="unsigned short"
+				fi
+				int16="unsigned long"
+			else
+				int16="unsigned"
+			fi
+			])
+		])
+	]
+)
+UINT16="$int16"
+
+AC_CACHE_CHECK([for socklen_t],
+	courier_cv_hassocklen_t,
+ 
+AC_COMPILE_IFELSE([
+AC_LANG_SOURCE( [
+#include <sys/types.h>
+#include <sys/socket.h>
+ 
+socklen_t sl_t;
+],[
+	accept(0, 0, &sl_t);
+])],
+	courier_cv_hassocklen_t=yes,
+	courier_cv_hassocklen_t=no)
+)
+ 
+socklen_t="int"
+ 
+if test $courier_cv_hassocklen_t = yes
+then
+	:
+else
+	AC_DEFINE_UNQUOTED(socklen_t, int, [ Default definition for socklen_t ])
+fi
+
+dnl Checks for library functions.
+
+AC_CHECK_FUNCS(strcasecmp)
+
+dnl Other checks
+
+if test "$GCC" = "yes"
+then
+	CFLAGS="$CFLAGS -Wall"
+fi
+
+CFLAGS="$CFLAGS -I$srcdir/.. -I.."
+
+dnl Check for IPv6 support
+
+AC_CACHE_CHECK([for structs in6_addr, sockaddr_in6, and sockaddr_storage],
+	rfc1035_cv_hasipv6structs,
+
+AC_TRY_COMPILE( [
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+        ], [
+struct in6_addr in6a;
+struct sockaddr_in6 sain6;
+struct sockaddr_storage soas;
+int x=PF_INET6;
+
+	], rfc1035_cv_hasipv6structs=yes,
+                rfc1035_cv_hasipv6structs=no )
+)
+
+changequote()
+
+LB='['
+RB=']'
+
+changequote([,])
+
+AC_CACHE_CHECK([for IPv6 flavor],
+	rfc1035_cv_ipv6flavor,
+
+if test "$rfc1035_cv_hasipv6structs" = no
+then
+	rfc1035_cv_ipv6flavor=none
+else
+AC_TRY_COMPILE( [
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+] , [
+struct in6_addr in6a;
+
+	in6a.s6_addr16 $LB 0 $RB =0;
+	in6a.s6_addr32 $LB 0 $RB =0;
+],
+	rfc1035_cv_ipv6flavor="glibc (default)",
+
+AC_TRY_COMPILE( [
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+        ], [
+struct in6_addr in6a;
+
+	in6a.__u6_addr.__u6_addr16 $LB 0 $RB =0;
+	in6a.__u6_addr.__u6_addr32 $LB 0 $RB =0;
+	],
+		rfc1035_cv_ipv6flavor="freebsd-4.0",
+
+AC_TRY_COMPILE( [
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+        ], [
+struct in6_addr in6a;
+
+       in6a._S6_un._S6_u8 $LB 0 $RB = 0;
+       in6a._S6_un._S6_u32 $LB 0 $RB = 0;
+
+       ],
+		rfc1035_cv_ipv6flavor="solaris8",
+		rfc1035_cv_ipv6flavor="unknown"
+		)
+	)
+)
+fi
+)
+
+RFC1035_FREEBSD40=0
+if test "$rfc1035_cv_ipv6flavor" = "freebsd-4.0"
+then
+	RFC1035_FREEBSD40=1
+	AC_DEFINE_UNQUOTED(RFC1035_FREEBSD40,1,
+	[ Whether IPv6 support is FreeBSD-4.0 style ])
+fi
+AC_SUBST(RFC1035_FREEBSD40)
+
+RFC1035_SOLARIS8=0
+
+if test "$rfc1035_cv_ipv6flavor" = "solaris8"
+then
+	RFC1035_SOLARIS8=1
+	AC_DEFINE_UNQUOTED(RFC1035_SOLARIS8,1,
+	[ Whether IPv6 support is Solaris style ])
+fi
+AC_SUBST(RFC1035_SOLARIS8)
+
+AC_CACHE_CHECK([for SIOCGIFCONF],
+	rfc1035_cv_siocgifconf,
+
+AC_TRY_COMPILE( [
+
+#include <sys/types.h>
+#include <sys/ioctl.h>
+#include <net/if.h>
+#include <unistd.h>
+] , [
+	struct ifreq ifreq_buf;
+	struct ifconf ifc;
+
+	ifc.ifc_len=sizeof(ifreq_buf);
+	ifc.ifc_req=&ifreq_buf;
+
+	ioctl(0, SIOCGIFCONF, &ifc);
+], rfc1035_cv_siocgifconf=yes, rfc1035_cv_siocgifconf=no)
+)
+
+if test "$rfc1035_cv_siocgifconf" = "yes"
+then
+	AC_DEFINE_UNQUOTED(HAVE_SIOCGIFCONF,1,
+	[ Whether SIOCGIFCONF ioctl is available ])
+fi
+
+AC_CACHE_CHECK([for alloca],
+	rfc1035_cv_alloca,
+
+AC_TRY_COMPILE( [
+#include <stdio.h>
+#include <stdlib.h>
+
+        ], [
+char *p=(char *)alloca(10);
+
+	], rfc1035_cv_alloca=yes,
+                rfc1035_cv_alloca,=no )
+)
+
+ipv6=0
+if test "$rfc1035_cv_hasipv6structs$rfc1035_cv_alloca" = yesyes
+then
+	if test "$rfc1035_cv_ipv6flavor" != "unknown"
+	then
+		AC_CHECK_FUNC(inet_pton, [
+			AC_CHECK_FUNC(inet_ntop, ipv6=1)
+]
+)
+	fi
+fi
+
+AC_ARG_WITH(ipv6, [ --without-ipv6               Disable IPv6 support],
+[
+case $withval in
+y*|Y*)
+	if test "$ipv6" = 0
+	then
+		AC_MSG_ERROR(IPv6 support not available)
+	fi
+	;;
+*)
+	ipv6=0
+	;;
+esac
+]
+)
+
+RFC1035_IPV6="$ipv6"
+
+AC_DEFINE_UNQUOTED(RFC1035_UINT32, $UINT32, [ 32bit datatype ])
+AC_DEFINE_UNQUOTED(RFC1035_UINT16, $UINT16, [ 16bit datatype ])
+AC_DEFINE_UNQUOTED(RFC1035_IPV6, $RFC1035_IPV6,
+	[ Whether IPv6 support is enabled ])
+
+AC_OUTPUT(Makefile)