Show version when configuring.

[rsync/rsync.git] / configure.in

diff --git a/configure.in b/configure.in
index e9381a6..72f1ab4 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -5,6 +5,12 @@ AC_CONFIG_SRCDIR([byteorder.h])
 AC_CONFIG_HEADER(config.h)
 AC_PREREQ(2.52)
 
+RSYNC_VERSION=2.4.7pre5
+AC_SUBST(RSYNC_VERSION)
+AC_MSG_NOTICE([Configuring rsync $RSYNC_VERSION])
+
+AC_DEFINE_UNQUOTED(RSYNC_VERSION, ["$RSYNC_VERSION"], [rsync release version])
+
 LDFLAGS=${LDFLAGS-""}
 
 AC_CANONICAL_TARGET([])
@@ -13,11 +19,13 @@ dnl Checks for programs.
 AC_PROG_CC
 AC_PROG_CPP
 AC_PROG_INSTALL
+AC_PROG_CC_STDC
 AC_SUBST(SHELL)
 
-RSYNC_VERSION=2.4.7pre3
-AC_SUBST(RSYNC_VERSION)
-AC_DEFINE_UNQUOTED(RSYNC_VERSION, ["$RSYNC_VERSION"], [rsync release version])
+if test "$xac_cv_prog_cc_stdc" = xno
+then
+       AC_MSG_WARN([rsync requires an ANSI C compiler and you don't seem to have one])
+fi
 
 # compile with optimisation and without debugging by default, unless
 # --debug is given.  We must decide this before testing the compiler.
@@ -94,6 +102,11 @@ ipv6type=unknown
 ipv6lib=none
 ipv6trylibc=yes
 
+AC_ARG_ENABLE(ipv6, 
+       AC_HELP_STRING([--disable-ipv6], [don't even try to use IPv6]))
+
+if test "x$enable_ipv6" != xno
+then
        AC_MSG_CHECKING([ipv6 stack type])
        for i in inria kame linux-glibc linux-inet6 toshiba v6d zeta; do
                case $i in
@@ -179,7 +192,8 @@ yes
        done
        AC_MSG_RESULT($ipv6type)
 
-AC_SEARCH_LIBS(getaddrinfo, inet6)
+       AC_SEARCH_LIBS(getaddrinfo, inet6)
+fi
 
 AC_C_BIGENDIAN
 AC_HEADER_DIRENT
@@ -255,7 +269,12 @@ fi
 AC_CHECK_LIB(resolv, inet_ntop)
 
 AC_MSG_NOTICE([Looking in libraries: $LIBS])
-AC_REPLACE_FUNCS(getaddrinfo getnameinfo inet_ntop inet_pton)
+
+AC_CHECK_FUNC(inet_ntop, , AC_LIBOBJ(lib/inet_ntop)) 
+AC_CHECK_FUNC(inet_pton, , AC_LIBOBJ(lib/inet_pton))
+
+AC_CHECK_FUNC(getaddrinfo, , AC_LIBOBJ(lib/getaddrinfo)) 
+AC_CHECK_FUNC(getnameinfo, , AC_LIBOBJ(lib/getnameinfo))
 
 AC_CHECK_MEMBER([struct sockaddr.sa_len], 
                [ AC_DEFINE(HAVE_SOCKADDR_LEN) ],
@@ -280,12 +299,14 @@ AC_CHECK_FUNCS(memmove lchown vsnprintf snprintf asprintf setsid glob strpbrk)
 AC_CHECK_FUNCS(strlcat strlcpy mtrace)
 
 AC_CACHE_CHECK([for working socketpair],rsync_cv_HAVE_SOCKETPAIR,[
-AC_TRY_RUN([#include <sys/types.h>
-           #include <sys/socket.h>
-           main() {
-               int fd[2];
-               exit((socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1);
-           }],
+AC_TRY_RUN([
+#include <sys/types.h>
+#include <sys/socket.h>
+
+main() {
+       int fd[2];
+       exit((socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1);
+}],
 rsync_cv_HAVE_SOCKETPAIR=yes,rsync_cv_HAVE_SOCKETPAIR=no,rsync_cv_HAVE_SOCKETPAIR=cross)])
 if test x"$rsync_cv_HAVE_SOCKETPAIR" = x"yes"; then
     AC_DEFINE(HAVE_SOCKETPAIR, 1, [ ])