1 dnl Process this file with autoconf to produce a configure script.
4 AC_CONFIG_SRCDIR([byteorder.h])
5 AC_CONFIG_HEADER(config.h)
9 AC_SUBST(RSYNC_VERSION)
10 AC_MSG_NOTICE([Configuring rsync $RSYNC_VERSION])
12 AC_DEFINE_UNQUOTED(RSYNC_VERSION, ["$RSYNC_VERSION"], [rsync release version])
16 AC_CANONICAL_TARGET([])
18 dnl Checks for programs.
26 AC_DEFINE([_GNU_SOURCE], 1,
27 [Define _GNU_SOURCE so that we get all necessary prototypes])
29 if test "x$ac_cv_prog_cc_stdc" = xno
31 AC_MSG_WARN([rsync requires an ANSI C compiler and you don't seem to have one])
34 # We must decide this before testing the compiler.
36 # Please allow this to default to yes, so that your users have more
37 # chance of getting a useful stack trace if problems occur.
39 AC_MSG_CHECKING([whether to include debugging symbols])
41 AC_HELP_STRING([--enable-debug],
42 [including debugging symbols and features (default yes)]),
45 if test x"$enable_debug" = x"no"
51 # leave CFLAGS alone; AC_PROG_CC will try to include -g if it can
52 dnl AC_DEFINE(DEBUG, 1, [Define to turn on debugging code that may slow normal operation])
53 dnl CFLAGS=${CFLAGS-"-g"}
59 AC_ARG_ENABLE(profile,
60 AC_HELP_STRING([--enable-profile],
61 [turn on CPU profiling (default no)],
63 if test x"$enable_profile" = xyes
69 # Specifically, this turns on panic_action handling.
70 AC_ARG_ENABLE(maintainer-mode,
71 AC_HELP_STRING([--enable-maintainer-mode],
72 [turn on extra debug features],
74 if test x"$enable_maintainer_mode" = xyes
76 CFLAGS="$CFLAGS -DMAINTAINER_MODE"
80 # This is needed for our included version of popt. Kind of silly, but
81 # I don't want our version too far out of sync.
82 CFLAGS="$CFLAGS -DHAVE_CONFIG_H"
84 # If GCC, turn on warnings.
85 if test x"$GCC" = x"yes"
87 CFLAGS="$CFLAGS -Wall -W"
90 AC_ARG_WITH(included-popt,
91 [ --with-included-popt use bundled popt library, not from system])
93 AC_ARG_WITH(rsync-path,
94 [ --with-rsync-path=PATH set default --rsync-path to PATH (default: rsync)],
95 [ RSYNC_PATH="$with_rsync_path" ],
96 [ RSYNC_PATH="rsync" ])
98 AC_DEFINE_UNQUOTED(RSYNC_PATH, "$RSYNC_PATH", [location of rsync on remote machine])
100 AC_ARG_WITH(rsyncd-conf,
101 AC_HELP_STRING([--with-rsyncd-conf=PATH], [set configuration file for rsync server to PATH (default: /etc/rsyncd.conf)]),
102 [ if test ! -z "$with_rsyncd_conf" ; then
103 case $with_rsyncd_conf in
105 RSYNCD_SYSCONF="/etc/rsyncd.conf"
108 RSYNCD_SYSCONF="$with_rsyncd_conf"
111 AC_MSG_ERROR(You must specify an absolute path to --with-rsyncd-conf=PATH)
115 RSYNCD_SYSCONF="/etc/rsyncd.conf"
117 [ RSYNCD_SYSCONF="/etc/rsyncd.conf" ])
119 AC_DEFINE_UNQUOTED(RSYNCD_SYSCONF, "$RSYNCD_SYSCONF", [location of configuration file for rsync server])
122 AC_HELP_STRING([--with-rsh=CMD], [set remote shell command to CMD (default: ssh)]))
124 AC_CHECK_PROG(HAVE_REMSH, remsh, 1, 0)
125 AC_DEFINE_UNQUOTED(HAVE_REMSH, $HAVE_REMSH, [remote shell is remsh not rsh])
127 if test x"$with_rsh" != x
129 RSYNC_RSH="$with_rsh"
134 AC_DEFINE_UNQUOTED(RSYNC_RSH, "$RSYNC_RSH", [default -e command])
136 # arrgh. libc in the current debian stable screws up the largefile
137 # stuff, getting byte range locking wrong
138 AC_CACHE_CHECK([for broken largefile support],rsync_cv_HAVE_BROKEN_LARGEFILE,[
140 #define _FILE_OFFSET_BITS 64
143 #include <sys/types.h>
144 #include <sys/wait.h>
150 char tpl[32] = "/tmp/locktest.XXXXXX";
151 int fd = mkstemp(tpl);
153 strcpy(tpl, "conftest.dat");
154 fd = open(tpl, O_CREAT|O_RDWR, 0600);
157 lock.l_type = F_WRLCK;
158 lock.l_whence = SEEK_SET;
162 fcntl(fd,F_SETLK,&lock);
165 _exit(fcntl(fd,F_SETLK,&lock) == 0);
169 exit(WEXITSTATUS(status));
172 rsync_cv_HAVE_BROKEN_LARGEFILE=yes,rsync_cv_HAVE_BROKEN_LARGEFILE=no,rsync_cv_HAVE_BROKEN_LARGEFILE=cross)])
173 if test x"$rsync_cv_HAVE_BROKEN_LARGEFILE" != x"yes"; then
182 AC_HELP_STRING([--disable-ipv6], [don't even try to use IPv6]))
184 dnl Do you want to disable use of locale functions
185 AH_TEMPLATE([CONFIG_LOCALE],
186 [Undefine if you don't want locale features. By default this is defined.])
187 AC_ARG_ENABLE([locale],
188 AC_HELP_STRING([--disable-locale], [turn off locale features]),
189 [if test x$enableval = xyes; then
190 AC_DEFINE(CONFIG_LOCALE)
192 AC_DEFINE(CONFIG_LOCALE)
195 if test "x$enable_ipv6" != xno
197 AC_MSG_CHECKING([ipv6 stack type])
198 for i in inria kame linux-glibc linux-inet6 toshiba v6d zeta; do
201 # http://www.kame.net/
203 #include <netinet/in.h>
204 #ifdef IPV6_INRIA_VERSION
208 AC_DEFINE(INET6, 1, [true if you have IPv6])
212 # http://www.kame.net/
214 #include <netinet/in.h>
219 AC_DEFINE(INET6, 1, [true if you have IPv6])])
222 # http://www.v6.linux.or.jp/
224 #include <features.h>
225 #if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
229 AC_DEFINE(INET6, 1, [true if you have IPv6])])
232 # http://www.v6.linux.or.jp/
233 if test -d /usr/inet6 -o -f /usr/inet6/lib/libinet6.a; then
236 ipv6libdir=/usr/inet6/lib
238 AC_DEFINE(INET6, 1, [true if you have IPv6])
239 CFLAGS="-I/usr/inet6/include $CFLAGS"
244 #include <sys/param.h>
245 #ifdef _TOSHIBA_INET6
250 ipv6libdir=/usr/local/v6/lib;
251 AC_DEFINE(INET6, 1, [true if you have IPv6])])
255 #include </usr/local/v6/include/sys/v6config.h>
261 ipv6libdir=/usr/local/v6/lib;
262 AC_DEFINE(INET6, 1, [true if you have IPv6])])
266 #include <sys/param.h>
267 #ifdef _ZETA_MINAMI_INET6
272 ipv6libdir=/usr/local/v6/lib;
273 AC_DEFINE(INET6, 1, [true if you have IPv6])])
276 if test "$ipv6type" != "unknown"; then
280 AC_MSG_RESULT($ipv6type)
282 AC_SEARCH_LIBS(getaddrinfo, inet6)
285 AC_MSG_CHECKING([whether to call shutdown on all sockets])
287 *cygwin* ) AC_MSG_RESULT(yes)
288 AC_DEFINE(SHUTDOWN_ALL_SOCKETS, 1,
289 [Define to 1 if sockets need to be shutdown])
291 * ) AC_MSG_RESULT(no);;
298 AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h \
299 unistd.h utime.h grp.h compat.h sys/param.h ctype.h sys/wait.h \
300 sys/ioctl.h sys/filio.h string.h stdlib.h sys/socket.h sys/mode.h \
301 sys/un.h glob.h mcheck.h arpa/inet.h arpa/nameser.h locale.h \
302 netdb.h malloc.h float.h)
306 AC_CHECK_SIZEOF(long)
307 AC_CHECK_SIZEOF(long long)
308 AC_CHECK_SIZEOF(short)
309 AC_CHECK_SIZEOF(off_t)
310 AC_CHECK_SIZEOF(off64_t)
322 AC_CHECK_MEMBERS([struct stat.st_rdev])
326 AC_CACHE_CHECK([for errno in errno.h],rsync_cv_errno, [
327 AC_TRY_COMPILE([#include <errno.h>],[int i = errno],
328 rsync_cv_errno=yes,rsync_cv_have_errno_decl=no)])
329 if test x"$rsync_cv_errno" = x"yes"; then
330 AC_DEFINE(HAVE_ERRNO_DECL, 1, [Define to 1 if errno is declared in errno.h])
333 # The following test taken from the cvs sources
334 # If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
335 # These need checks to be before checks for any other functions that
336 # might be in the same libraries.
337 # The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
338 # libsocket.so which has a bad implementation of gethostbyname (it
339 # only looks in /etc/hosts), so we only look for -lsocket if we need
341 AC_CHECK_FUNCS(connect)
342 if test x"$ac_cv_func_connect" = x"no"; then
345 *) AC_CHECK_LIB(nsl_s, printf) ;;
349 *) AC_CHECK_LIB(nsl, printf) ;;
353 *) AC_CHECK_LIB(socket, connect) ;;
357 *) AC_CHECK_LIB(inet, connect) ;;
359 dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value
361 if test x"$ac_cv_lib_socket_connect" = x"yes" ||
362 test x"$ac_cv_lib_inet_connect" = x"yes"; then
363 # ac_cv_func_connect=yes
364 # don't! it would cause AC_CHECK_FUNC to succeed next time configure is run
365 AC_DEFINE(HAVE_CONNECT, 1, [Define to 1 if you have the "connect" function])
369 AC_CHECK_LIB(resolv, inet_ntop)
371 dnl AC_MSG_NOTICE([Looking in libraries: $LIBS])
373 AC_CHECK_FUNCS(inet_ntop, , [AC_LIBOBJ(lib/inet_ntop)])
374 AC_CHECK_FUNCS(inet_pton, , [AC_LIBOBJ(lib/inet_pton)])
376 # Irix 6.5 has getaddrinfo but not the corresponding defines, so use
377 # builtin getaddrinfo if one of the defines don't exist
378 AC_CACHE_CHECK([whether defines needed by getaddrinfo exist],
379 rsync_cv_HAVE_GETADDR_DEFINES,[
381 #include <sys/types.h>
382 #include <sys/socket.h>
387 rsync_cv_HAVE_GETADDR_DEFINES=yes,
388 rsync_cv_HAVE_GETADDR_DEFINES=no)])
389 if test x"$rsync_cv_HAVE_GETADDR_DEFINES" = x"yes"; then
390 # Tru64 UNIX has getaddrinfo() but has it renamed in libc as
391 # something else so we must include <netdb.h> to get the
393 AC_CHECK_FUNCS(getaddrinfo, ,
394 [AC_MSG_CHECKING([for getaddrinfo by including <netdb.h>])
395 AC_TRY_LINK([#include <sys/types.h>
396 #include <sys/socket.h>
397 #include <netdb.h>],[getaddrinfo(NULL, NULL, NULL, NULL);],
398 [AC_MSG_RESULT([yes])
399 AC_DEFINE(HAVE_GETADDRINFO, 1,
400 [Define to 1 if you have the "getaddrinfo" function.])],
402 AC_LIBOBJ(lib/getaddrinfo)])])
403 AC_CHECK_FUNCS(getnameinfo, , [AC_LIBOBJ(lib/getnameinfo)])
405 AC_LIBOBJ(lib/getaddrinfo)
406 AC_LIBOBJ(lib/getnameinfo)
409 AC_CHECK_MEMBER([struct sockaddr.sa_len],
410 [ AC_DEFINE(HAVE_SOCKADDR_LEN, 1, [Do we have sockaddr.sa_len?]) ],
413 #include <sys/types.h>
414 #include <sys/socket.h>
417 AC_CHECK_MEMBER([struct sockaddr_in.sin_len],
418 [ AC_DEFINE(HAVE_SOCKADDR_IN_LEN, 1, [Do we have sockaddr_in.sin_len?]) ],
421 #include <sys/types.h>
422 #include <sys/socket.h>
423 #include <netinet/in.h>
426 AC_CHECK_MEMBER([struct sockaddr_un.sun_len],
427 [ AC_DEFINE(HAVE_SOCKADDR_UN_LEN, 1, [Do we have sockaddr_un.sun_len?]) ],
430 #include <sys/types.h>
431 #include <sys/socket.h>
432 #include <netinet/in.h>
435 AC_MSG_CHECKING(struct sockaddr_storage)
436 AC_TRY_COMPILE([#include <sys/types.h>
437 #include <sys/socket.h>],
438 [struct sockaddr_storage x;],
440 AC_DEFINE(HAVE_SOCKADDR_STORAGE, 1,
441 [Define to 1 if you have struct sockaddr_storage.] ),
444 AC_CHECK_MEMBER([struct sockaddr_in6.sin6_scope_id],
445 [ AC_DEFINE(HAVE_SOCKADDR_IN6_SCOPE_ID, 1, [Do we have sockaddr_in6.sin6_scope_id?]) ],
448 #include <sys/types.h>
449 #include <sys/socket.h>
450 #include <netinet/in.h>
453 AC_MSG_CHECKING(struct stat64)
454 AC_TRY_COMPILE([#include <stdio.h>
456 # include <sys/types.h>
459 # include <sys/stat.h>
469 ],[struct stat64 st;],
471 AC_DEFINE(HAVE_STRUCT_STAT64,1,[Define to 1 if you have struct stat64.]),
474 # if we can't find strcasecmp, look in -lresolv (for Unixware at least)
476 AC_CHECK_FUNCS(strcasecmp)
477 if test x"$ac_cv_func_strcasecmp" = x"no"; then
478 AC_CHECK_LIB(resolv, strcasecmp)
481 dnl At the moment we don't test for a broken memcmp(), because all we
482 dnl need to do is test for equality, not comparison, and it seems that
483 dnl every platform has a memcmp that can do at least that.
488 AC_CHECK_FUNCS(waitpid wait4 getcwd strdup strerror chown chmod mknod mkfifo \
489 fchmod fstat strchr readlink link utime utimes strftime mtrace ftruncate \
490 memmove lchown vsnprintf snprintf vasprintf asprintf setsid glob strpbrk \
491 strlcat strlcpy strtol mallinfo getgroups setgroups geteuid getegid \
492 setlocale setmode open64 lseek64 mkstemp64 va_copy __va_copy)
494 AC_CHECK_FUNCS(getpgrp tcgetpgrp)
495 if test $ac_cv_func_getpgrp = yes; then
499 # Determine whether chown follows symlinks (it should).
500 AC_CACHE_CHECK([whether chown() dereferences symlinks],rsync_cv_chown_follows_symlink,[
508 char const *dangling_symlink = "conftest.dangle";
509 unlink(dangling_symlink);
510 if (symlink("conftest.no-such", dangling_symlink) < 0) abort();
511 if (chown(dangling_symlink, getuid(), getgid()) < 0 && errno == ENOENT) exit(0);
514 rsync_cv_chown_follows_symlink=yes,rsync_cv_chown_follows_symlink=no,rsync_cv_chown_follows_symlink=yes)])
515 if test $rsync_cv_chown_follows_symlink = no; then
516 AC_DEFINE(CHOWN_MODIFIES_SYMLINK, 1, [Define to 1 if chown modifies symlinks.])
519 AC_CACHE_CHECK([for working socketpair],rsync_cv_HAVE_SOCKETPAIR,[
521 #include <sys/types.h>
522 #include <sys/socket.h>
526 exit((socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1);
528 rsync_cv_HAVE_SOCKETPAIR=yes,rsync_cv_HAVE_SOCKETPAIR=no,rsync_cv_HAVE_SOCKETPAIR=cross)])
529 if test x"$rsync_cv_HAVE_SOCKETPAIR" = x"yes"; then
530 AC_DEFINE(HAVE_SOCKETPAIR, 1, [Define to 1 if you have the "socketpair" function])
533 if test x"$with_included_popt" != x"yes"
535 AC_CHECK_LIB(popt, poptGetContext, , [with_included_popt=yes])
538 AC_MSG_CHECKING([whether to use included libpopt])
539 if test x"$with_included_popt" = x"yes"
541 AC_MSG_RESULT($srcdir/popt)
542 BUILD_POPT='$(popt_OBJS)'
543 CFLAGS="$CFLAGS -I$srcdir/popt"
544 if test x"$ALLOCA" != x
546 # this can be removed when/if we add an included alloca.c;
547 # see autoconf documentation on AC_FUNC_ALLOCA
548 AC_MSG_WARN([included libpopt will use malloc, not alloca (which wastes a small amount of memory)])
554 AC_CACHE_CHECK([for unsigned char],rsync_cv_SIGNED_CHAR_OK,[
555 AC_TRY_COMPILE([],[signed char *s = ""],
556 rsync_cv_SIGNED_CHAR_OK=yes,rsync_cv_SIGNED_CHAR_OK=no)])
557 if test x"$rsync_cv_SIGNED_CHAR_OK" = x"yes"; then
558 AC_DEFINE(SIGNED_CHAR_OK, 1, [Define to 1 if "signed char" is a valid type])
561 AC_CACHE_CHECK([for broken readdir],rsync_cv_HAVE_BROKEN_READDIR,[
562 AC_TRY_RUN([#include <sys/types.h>
564 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
565 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
566 di->d_name[0] == 0) exit(0); exit(1);} ],
567 rsync_cv_HAVE_BROKEN_READDIR=yes,rsync_cv_HAVE_BROKEN_READDIR=no,rsync_cv_HAVE_BROKEN_READDIR=cross)])
568 if test x"$rsync_cv_HAVE_BROKEN_READDIR" = x"yes"; then
569 AC_DEFINE(HAVE_BROKEN_READDIR, 1, [Define to 1 if readdir() is broken])
572 AC_CACHE_CHECK([for utimbuf],rsync_cv_HAVE_UTIMBUF,[
573 AC_TRY_COMPILE([#include <sys/types.h>
575 [struct utimbuf tbuf; tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
576 rsync_cv_HAVE_UTIMBUF=yes,rsync_cv_HAVE_UTIMBUF=no)])
577 if test x"$rsync_cv_HAVE_UTIMBUF" = x"yes"; then
578 AC_DEFINE(HAVE_UTIMBUF, 1, [Define to 1 if you have the "struct utimbuf" type])
581 AC_CACHE_CHECK([if gettimeofday takes tz argument],rsync_cv_HAVE_GETTIMEOFDAY_TZ,[
582 AC_TRY_COMPILE([#include <sys/time.h>
583 #include <unistd.h>],
584 [struct timeval tv; exit(gettimeofday(&tv, NULL));],
585 rsync_cv_HAVE_GETTIMEOFDAY_TZ=yes,rsync_cv_HAVE_GETTIMEOFDAY_TZ=no)])
586 if test x"$rsync_cv_HAVE_GETTIMEOFDAY_TZ" != x"no"; then
587 AC_DEFINE(HAVE_GETTIMEOFDAY_TZ, 1, [Define to 1 if gettimeofday() takes a time-zone arg])
590 AC_CACHE_CHECK([for C99 vsnprintf],rsync_cv_HAVE_C99_VSNPRINTF,[
592 #include <sys/types.h>
594 void foo(const char *format, ...) {
599 va_start(ap, format);
600 len = vsnprintf(0, 0, format, ap);
602 if (len != 5) exit(1);
604 if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
608 main() { foo("hello"); }
610 rsync_cv_HAVE_C99_VSNPRINTF=yes,rsync_cv_HAVE_C99_VSNPRINTF=no,rsync_cv_HAVE_C99_VSNPRINTF=cross)])
611 if test x"$rsync_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
612 AC_DEFINE(HAVE_C99_VSNPRINTF, 1, [Define to 1 if vsprintf has a C99-compatible return value])
616 AC_CACHE_CHECK([for secure mkstemp],rsync_cv_HAVE_SECURE_MKSTEMP,[
617 AC_TRY_RUN([#include <stdlib.h>
618 #include <sys/types.h>
619 #include <sys/stat.h>
623 char tpl[20]="/tmp/test.XXXXXX";
624 int fd = mkstemp(tpl);
625 if (fd == -1) exit(1);
627 if (fstat(fd, &st) != 0) exit(1);
628 if ((st.st_mode & 0777) != 0600) exit(1);
631 rsync_cv_HAVE_SECURE_MKSTEMP=yes,
632 rsync_cv_HAVE_SECURE_MKSTEMP=no,
633 rsync_cv_HAVE_SECURE_MKSTEMP=cross)])
634 if test x"$rsync_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
637 dnl HP-UX has a broken mkstemp() implementation they refuse to fix,
638 dnl so we noisily skip using it. See HP change request JAGaf34426
639 dnl for details. (sbonds)
640 AC_MSG_WARN(Skipping broken HP-UX mkstemp() -- using mktemp() instead)
643 AC_DEFINE(HAVE_SECURE_MKSTEMP, 1, [Define to 1 if mkstemp() is available and works right])
649 AC_CACHE_CHECK([for broken inet_ntoa],rsync_cv_REPLACE_INET_NTOA,[
652 #include <sys/types.h>
653 #include <netinet/in.h>
654 #include <arpa/inet.h>
655 main() { struct in_addr ip; ip.s_addr = 0x12345678;
656 if (strcmp(inet_ntoa(ip),"18.52.86.120") &&
657 strcmp(inet_ntoa(ip),"120.86.52.18")) { exit(1); }
659 rsync_cv_REPLACE_INET_NTOA=no,rsync_cv_REPLACE_INET_NTOA=yes,rsync_cv_REPLACE_INET_NTOA=cross)])
660 if test x"$rsync_cv_REPLACE_INET_NTOA" = x"yes"; then
661 AC_DEFINE(REPLACE_INET_NTOA, 1, [Define to 1 if inet_ntoa() needs to be replaced])
665 AC_CACHE_CHECK([for broken inet_aton],rsync_cv_REPLACE_INET_ATON,[
668 #include <sys/types.h>
669 #include <netinet/in.h>
670 #include <arpa/inet.h>
671 main() { struct in_addr ip;
672 if (inet_aton("example", &ip) == 0) exit(0); exit(1);}],
673 rsync_cv_REPLACE_INET_ATON=no,rsync_cv_REPLACE_INET_ATON=yes,rsync_cv_REPLACE_INET_ATON=cross)])
674 if test x"$rsync_cv_REPLACE_INET_ATON" = x"yes"; then
675 AC_DEFINE(REPLACE_INET_ATON, 1, [Define to 1 if inet_aton() needs to be replaced])
678 AC_CACHE_CHECK([if mknod creates FIFOs],rsync_cv_MKNOD_CREATES_FIFOS,[
681 #include <sys/stat.h>
683 main() { int rc, ec; char *fn = "fifo-test";
684 unlink(fn); rc = mknod(fn,S_IFIFO,0600); ec = errno; unlink(fn);
685 if (rc) {printf("%d %d\n",rc,ec); return ec;}
687 rsync_cv_MKNOD_CREATES_FIFOS=yes,rsync_cv_MKNOD_CREATES_FIFOS=no,rsync_cv_MKNOD_CREATES_FIFOS=cross)])
688 if test x"$rsync_cv_MKNOD_CREATES_FIFOS" = x"yes"; then
689 AC_DEFINE(MKNOD_CREATES_FIFOS, 1, [Define to 1 if mknod() can create FIFOs.])
692 AC_CACHE_CHECK([if mknod creates sockets],rsync_cv_MKNOD_CREATES_SOCKETS,[
695 #include <sys/stat.h>
697 main() { int rc, ec; char *fn = "sock-test";
698 unlink(fn); rc = mknod(fn,S_IFSOCK,0600); ec = errno; unlink(fn);
699 if (rc) {printf("%d %d\n",rc,ec); return ec;}
701 rsync_cv_MKNOD_CREATES_SOCKETS=yes,rsync_cv_MKNOD_CREATES_SOCKETS=no,rsync_cv_MKNOD_CREATES_SOCKETS=cross)])
702 if test x"$rsync_cv_MKNOD_CREATES_SOCKETS" = x"yes"; then
703 AC_DEFINE(MKNOD_CREATES_SOCKETS, 1, [Define to 1 if mknod() can create sockets.])
707 # The following test was mostly taken from the tcl/tk plus patches
709 AC_CACHE_CHECK([whether -c -o works],rsync_cv_DASHC_WORKS_WITH_DASHO,[
711 cat > conftest.$ac_ext <<EOF
712 int main() { return 0; }
714 ${CC-cc} -c -o conftest..o conftest.$ac_ext
715 if test -f conftest..o; then
716 rsync_cv_DASHC_WORKS_WITH_DASHO=yes
718 rsync_cv_DASHC_WORKS_WITH_DASHO=no
722 if test x"$rsync_cv_DASHC_WORKS_WITH_DASHO" = x"yes"; then
725 CC_SHOBJ_FLAG='-o $@'
727 OBJ_SAVE=' @b=`basename $@ .o`;rm -f $$b.o.sav;if test -f $$b.o; then mv $$b.o $$b.o.sav;fi;'
728 OBJ_RESTORE=' @b=`basename $@ .o`;if test "$$b.o" != "$@"; then mv $$b.o $@; if test -f $$b.o.sav; then mv $$b.o.sav $$b.o; fi; fi'
733 AC_SUBST(OBJ_RESTORE)
734 AC_SUBST(CC_SHOBJ_FLAG)
737 AC_CONFIG_FILES([Makefile lib/dummy zlib/dummy popt/dummy shconfig])
740 if test x"$with_rsh" = x; then
741 if test x"$HAVE_REMSH" = x1; then
749 AC_MSG_RESULT([ **********************************************************************])
750 AC_MSG_RESULT([ * As of v2.6.0, the default remote shell is ssh instead of rsh!! *])
751 AC_MSG_RESULT([ * To use previous default of $rmsh1 ./configure --with-rsh$rmsh2 *])
752 AC_MSG_RESULT([ **********************************************************************])
756 AC_MSG_RESULT([ rsync ${RSYNC_VERSION} configuration successful])