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, "$RSYNCD_SYSCONF", [location of configuration file for rsync server])
122 AC_HELP_STRING([--with-rsh=CMD], [set remote shell command to CMD (default: ssh)]))
124 AC_CHECK_PROG(HAVE_REMSH, remsh, 1, 0)
125 if test x$HAVE_REMSH = x1; then
126 AC_DEFINE(HAVE_REMSH, 1, [Define to 1 if remote shell is remsh, not rsh])
129 if test x"$with_rsh" != x
131 RSYNC_RSH="$with_rsh"
136 AC_DEFINE_UNQUOTED(RSYNC_RSH, "$RSYNC_RSH", [default -e command])
138 # arrgh. libc in the current debian stable screws up the largefile
139 # stuff, getting byte range locking wrong
140 AC_CACHE_CHECK([for broken largefile support],rsync_cv_HAVE_BROKEN_LARGEFILE,[
142 #define _FILE_OFFSET_BITS 64
145 #include <sys/types.h>
146 #include <sys/wait.h>
152 char tpl[32] = "/tmp/locktest.XXXXXX";
153 int fd = mkstemp(tpl);
155 strcpy(tpl, "conftest.dat");
156 fd = open(tpl, O_CREAT|O_RDWR, 0600);
159 lock.l_type = F_WRLCK;
160 lock.l_whence = SEEK_SET;
164 fcntl(fd,F_SETLK,&lock);
167 _exit(fcntl(fd,F_SETLK,&lock) == 0);
171 exit(WEXITSTATUS(status));
174 rsync_cv_HAVE_BROKEN_LARGEFILE=yes,rsync_cv_HAVE_BROKEN_LARGEFILE=no,rsync_cv_HAVE_BROKEN_LARGEFILE=cross)])
175 if test x"$rsync_cv_HAVE_BROKEN_LARGEFILE" != x"yes"; then
184 AC_HELP_STRING([--disable-ipv6], [don't even try to use IPv6]))
186 dnl Do you want to disable use of locale functions
187 AH_TEMPLATE([CONFIG_LOCALE],
188 [Undefine if you don't want locale features. By default this is defined.])
189 AC_ARG_ENABLE([locale],
190 AC_HELP_STRING([--disable-locale], [turn off locale features]),
191 [if test x$enableval = xyes; then
192 AC_DEFINE(CONFIG_LOCALE)
194 AC_DEFINE(CONFIG_LOCALE)
197 if test "x$enable_ipv6" != xno
199 AC_MSG_CHECKING([ipv6 stack type])
200 for i in inria kame linux-glibc linux-inet6 toshiba v6d zeta; do
203 # http://www.kame.net/
205 #include <netinet/in.h>
206 #ifdef IPV6_INRIA_VERSION
210 AC_DEFINE(INET6, 1, [true if you have IPv6])
214 # http://www.kame.net/
216 #include <netinet/in.h>
221 AC_DEFINE(INET6, 1, [true if you have IPv6])])
224 # http://www.v6.linux.or.jp/
226 #include <features.h>
227 #if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
231 AC_DEFINE(INET6, 1, [true if you have IPv6])])
234 # http://www.v6.linux.or.jp/
235 if test -d /usr/inet6 -o -f /usr/inet6/lib/libinet6.a; then
238 ipv6libdir=/usr/inet6/lib
240 AC_DEFINE(INET6, 1, [true if you have IPv6])
241 CFLAGS="-I/usr/inet6/include $CFLAGS"
246 #include <sys/param.h>
247 #ifdef _TOSHIBA_INET6
252 ipv6libdir=/usr/local/v6/lib;
253 AC_DEFINE(INET6, 1, [true if you have IPv6])])
257 #include </usr/local/v6/include/sys/v6config.h>
263 ipv6libdir=/usr/local/v6/lib;
264 AC_DEFINE(INET6, 1, [true if you have IPv6])])
268 #include <sys/param.h>
269 #ifdef _ZETA_MINAMI_INET6
274 ipv6libdir=/usr/local/v6/lib;
275 AC_DEFINE(INET6, 1, [true if you have IPv6])])
278 if test "$ipv6type" != "unknown"; then
282 AC_MSG_RESULT($ipv6type)
284 AC_SEARCH_LIBS(getaddrinfo, inet6)
287 AC_MSG_CHECKING([whether to call shutdown on all sockets])
289 *cygwin* ) AC_MSG_RESULT(yes)
290 AC_DEFINE(SHUTDOWN_ALL_SOCKETS, 1,
291 [Define to 1 if sockets need to be shutdown])
293 * ) AC_MSG_RESULT(no);;
300 AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h \
301 unistd.h utime.h grp.h compat.h sys/param.h ctype.h sys/wait.h \
302 sys/ioctl.h sys/filio.h string.h stdlib.h sys/socket.h sys/mode.h \
303 sys/un.h glob.h mcheck.h arpa/inet.h arpa/nameser.h locale.h \
304 netdb.h malloc.h float.h)
308 AC_CHECK_SIZEOF(long)
309 AC_CHECK_SIZEOF(long long)
310 AC_CHECK_SIZEOF(short)
311 AC_CHECK_SIZEOF(off_t)
312 AC_CHECK_SIZEOF(off64_t)
324 AC_CHECK_MEMBERS([struct stat.st_rdev])
328 AC_CACHE_CHECK([for errno in errno.h],rsync_cv_errno, [
329 AC_TRY_COMPILE([#include <errno.h>],[int i = errno],
330 rsync_cv_errno=yes,rsync_cv_have_errno_decl=no)])
331 if test x"$rsync_cv_errno" = x"yes"; then
332 AC_DEFINE(HAVE_ERRNO_DECL, 1, [Define to 1 if errno is declared in errno.h])
335 # The following test taken from the cvs sources
336 # If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
337 # These need checks to be before checks for any other functions that
338 # might be in the same libraries.
339 # The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
340 # libsocket.so which has a bad implementation of gethostbyname (it
341 # only looks in /etc/hosts), so we only look for -lsocket if we need
343 AC_CHECK_FUNCS(connect)
344 if test x"$ac_cv_func_connect" = x"no"; then
347 *) AC_CHECK_LIB(nsl_s, printf) ;;
351 *) AC_CHECK_LIB(nsl, printf) ;;
355 *) AC_CHECK_LIB(socket, connect) ;;
359 *) AC_CHECK_LIB(inet, connect) ;;
361 dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value
363 if test x"$ac_cv_lib_socket_connect" = x"yes" ||
364 test x"$ac_cv_lib_inet_connect" = x"yes"; then
365 # ac_cv_func_connect=yes
366 # don't! it would cause AC_CHECK_FUNC to succeed next time configure is run
367 AC_DEFINE(HAVE_CONNECT, 1, [Define to 1 if you have the "connect" function])
371 AC_CHECK_LIB(resolv, inet_ntop)
373 dnl AC_MSG_NOTICE([Looking in libraries: $LIBS])
375 AC_CHECK_FUNCS(inet_ntop, , [AC_LIBOBJ(lib/inet_ntop)])
376 AC_CHECK_FUNCS(inet_pton, , [AC_LIBOBJ(lib/inet_pton)])
378 # Irix 6.5 has getaddrinfo but not the corresponding defines, so use
379 # builtin getaddrinfo if one of the defines don't exist
380 AC_CACHE_CHECK([whether defines needed by getaddrinfo exist],
381 rsync_cv_HAVE_GETADDR_DEFINES,[
383 #include <sys/types.h>
384 #include <sys/socket.h>
389 rsync_cv_HAVE_GETADDR_DEFINES=yes,
390 rsync_cv_HAVE_GETADDR_DEFINES=no)])
391 if test x"$rsync_cv_HAVE_GETADDR_DEFINES" = x"yes"; then
392 # Tru64 UNIX has getaddrinfo() but has it renamed in libc as
393 # something else so we must include <netdb.h> to get the
395 AC_CHECK_FUNCS(getaddrinfo, ,
396 [AC_MSG_CHECKING([for getaddrinfo by including <netdb.h>])
397 AC_TRY_LINK([#include <sys/types.h>
398 #include <sys/socket.h>
399 #include <netdb.h>],[getaddrinfo(NULL, NULL, NULL, NULL);],
400 [AC_MSG_RESULT([yes])
401 AC_DEFINE(HAVE_GETADDRINFO, 1,
402 [Define to 1 if you have the "getaddrinfo" function.])],
404 AC_LIBOBJ(lib/getaddrinfo)])])
405 AC_CHECK_FUNCS(getnameinfo, , [AC_LIBOBJ(lib/getnameinfo)])
407 AC_LIBOBJ(lib/getaddrinfo)
408 AC_LIBOBJ(lib/getnameinfo)
411 AC_CHECK_MEMBER([struct sockaddr.sa_len],
412 [ AC_DEFINE(HAVE_SOCKADDR_LEN, 1, [Do we have sockaddr.sa_len?]) ],
415 #include <sys/types.h>
416 #include <sys/socket.h>
419 AC_CHECK_MEMBER([struct sockaddr_in.sin_len],
420 [ AC_DEFINE(HAVE_SOCKADDR_IN_LEN, 1, [Do we have sockaddr_in.sin_len?]) ],
423 #include <sys/types.h>
424 #include <sys/socket.h>
425 #include <netinet/in.h>
428 AC_CHECK_MEMBER([struct sockaddr_un.sun_len],
429 [ AC_DEFINE(HAVE_SOCKADDR_UN_LEN, 1, [Do we have sockaddr_un.sun_len?]) ],
432 #include <sys/types.h>
433 #include <sys/socket.h>
434 #include <netinet/in.h>
437 AC_MSG_CHECKING(struct sockaddr_storage)
438 AC_TRY_COMPILE([#include <sys/types.h>
439 #include <sys/socket.h>],
440 [struct sockaddr_storage x;],
442 AC_DEFINE(HAVE_SOCKADDR_STORAGE, 1,
443 [Define to 1 if you have struct sockaddr_storage.] ),
446 AC_CHECK_MEMBER([struct sockaddr_in6.sin6_scope_id],
447 [ AC_DEFINE(HAVE_SOCKADDR_IN6_SCOPE_ID, 1, [Do we have sockaddr_in6.sin6_scope_id?]) ],
450 #include <sys/types.h>
451 #include <sys/socket.h>
452 #include <netinet/in.h>
455 AC_MSG_CHECKING(struct stat64)
456 AC_TRY_COMPILE([#include <stdio.h>
458 # include <sys/types.h>
461 # include <sys/stat.h>
471 ],[struct stat64 st;],
473 AC_DEFINE(HAVE_STRUCT_STAT64,1,[Define to 1 if you have struct stat64.]),
476 # if we can't find strcasecmp, look in -lresolv (for Unixware at least)
478 AC_CHECK_FUNCS(strcasecmp)
479 if test x"$ac_cv_func_strcasecmp" = x"no"; then
480 AC_CHECK_LIB(resolv, strcasecmp)
483 dnl At the moment we don't test for a broken memcmp(), because all we
484 dnl need to do is test for equality, not comparison, and it seems that
485 dnl every platform has a memcmp that can do at least that.
490 AC_CHECK_FUNCS(waitpid wait4 getcwd strdup strerror chown chmod mknod mkfifo \
491 fchmod fstat strchr readlink link utime utimes strftime mtrace ftruncate \
492 memmove lchown vsnprintf snprintf vasprintf asprintf setsid glob strpbrk \
493 strlcat strlcpy strtol mallinfo getgroups setgroups geteuid getegid \
494 setlocale setmode open64 lseek64 mkstemp64 va_copy __va_copy)
496 AC_CHECK_FUNCS(getpgrp tcgetpgrp)
497 if test $ac_cv_func_getpgrp = yes; then
501 # Determine whether chown follows symlinks (it should).
502 AC_CACHE_CHECK([whether chown() dereferences symlinks],rsync_cv_chown_follows_symlink,[
510 char const *dangling_symlink = "conftest.dangle";
511 unlink(dangling_symlink);
512 if (symlink("conftest.no-such", dangling_symlink) < 0) abort();
513 if (chown(dangling_symlink, getuid(), getgid()) < 0 && errno == ENOENT) exit(0);
516 rsync_cv_chown_follows_symlink=yes,rsync_cv_chown_follows_symlink=no,rsync_cv_chown_follows_symlink=yes)])
517 if test $rsync_cv_chown_follows_symlink = no; then
518 AC_DEFINE(CHOWN_MODIFIES_SYMLINK, 1, [Define to 1 if chown modifies symlinks.])
521 AC_CACHE_CHECK([for working socketpair],rsync_cv_HAVE_SOCKETPAIR,[
523 #include <sys/types.h>
524 #include <sys/socket.h>
528 exit((socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1);
530 rsync_cv_HAVE_SOCKETPAIR=yes,rsync_cv_HAVE_SOCKETPAIR=no,rsync_cv_HAVE_SOCKETPAIR=cross)])
531 if test x"$rsync_cv_HAVE_SOCKETPAIR" = x"yes"; then
532 AC_DEFINE(HAVE_SOCKETPAIR, 1, [Define to 1 if you have the "socketpair" function])
535 if test x"$with_included_popt" != x"yes"
537 AC_CHECK_LIB(popt, poptGetContext, , [with_included_popt=yes])
540 AC_MSG_CHECKING([whether to use included libpopt])
541 if test x"$with_included_popt" = x"yes"
543 AC_MSG_RESULT($srcdir/popt)
544 BUILD_POPT='$(popt_OBJS)'
545 CFLAGS="$CFLAGS -I$srcdir/popt"
546 if test x"$ALLOCA" != x
548 # this can be removed when/if we add an included alloca.c;
549 # see autoconf documentation on AC_FUNC_ALLOCA
550 AC_MSG_WARN([included libpopt will use malloc, not alloca (which wastes a small amount of memory)])
556 AC_CACHE_CHECK([for unsigned char],rsync_cv_SIGNED_CHAR_OK,[
557 AC_TRY_COMPILE([],[signed char *s = ""],
558 rsync_cv_SIGNED_CHAR_OK=yes,rsync_cv_SIGNED_CHAR_OK=no)])
559 if test x"$rsync_cv_SIGNED_CHAR_OK" = x"yes"; then
560 AC_DEFINE(SIGNED_CHAR_OK, 1, [Define to 1 if "signed char" is a valid type])
563 AC_CACHE_CHECK([for broken readdir],rsync_cv_HAVE_BROKEN_READDIR,[
564 AC_TRY_RUN([#include <sys/types.h>
566 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
567 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
568 di->d_name[0] == 0) exit(0); exit(1);} ],
569 rsync_cv_HAVE_BROKEN_READDIR=yes,rsync_cv_HAVE_BROKEN_READDIR=no,rsync_cv_HAVE_BROKEN_READDIR=cross)])
570 if test x"$rsync_cv_HAVE_BROKEN_READDIR" = x"yes"; then
571 AC_DEFINE(HAVE_BROKEN_READDIR, 1, [Define to 1 if readdir() is broken])
574 AC_CACHE_CHECK([for utimbuf],rsync_cv_HAVE_UTIMBUF,[
575 AC_TRY_COMPILE([#include <sys/types.h>
577 [struct utimbuf tbuf; tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
578 rsync_cv_HAVE_UTIMBUF=yes,rsync_cv_HAVE_UTIMBUF=no)])
579 if test x"$rsync_cv_HAVE_UTIMBUF" = x"yes"; then
580 AC_DEFINE(HAVE_UTIMBUF, 1, [Define to 1 if you have the "struct utimbuf" type])
583 AC_CACHE_CHECK([if gettimeofday takes tz argument],rsync_cv_HAVE_GETTIMEOFDAY_TZ,[
584 AC_TRY_COMPILE([#include <sys/time.h>
585 #include <unistd.h>],
586 [struct timeval tv; exit(gettimeofday(&tv, NULL));],
587 rsync_cv_HAVE_GETTIMEOFDAY_TZ=yes,rsync_cv_HAVE_GETTIMEOFDAY_TZ=no)])
588 if test x"$rsync_cv_HAVE_GETTIMEOFDAY_TZ" != x"no"; then
589 AC_DEFINE(HAVE_GETTIMEOFDAY_TZ, 1, [Define to 1 if gettimeofday() takes a time-zone arg])
592 AC_CACHE_CHECK([for C99 vsnprintf],rsync_cv_HAVE_C99_VSNPRINTF,[
594 #include <sys/types.h>
596 void foo(const char *format, ...) {
601 va_start(ap, format);
602 len = vsnprintf(0, 0, format, ap);
604 if (len != 5) exit(1);
606 if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
610 main() { foo("hello"); }
612 rsync_cv_HAVE_C99_VSNPRINTF=yes,rsync_cv_HAVE_C99_VSNPRINTF=no,rsync_cv_HAVE_C99_VSNPRINTF=cross)])
613 if test x"$rsync_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
614 AC_DEFINE(HAVE_C99_VSNPRINTF, 1, [Define to 1 if vsprintf has a C99-compatible return value])
618 AC_CACHE_CHECK([for secure mkstemp],rsync_cv_HAVE_SECURE_MKSTEMP,[
619 AC_TRY_RUN([#include <stdlib.h>
620 #include <sys/types.h>
621 #include <sys/stat.h>
625 char tpl[20]="/tmp/test.XXXXXX";
626 int fd = mkstemp(tpl);
627 if (fd == -1) exit(1);
629 if (fstat(fd, &st) != 0) exit(1);
630 if ((st.st_mode & 0777) != 0600) exit(1);
633 rsync_cv_HAVE_SECURE_MKSTEMP=yes,
634 rsync_cv_HAVE_SECURE_MKSTEMP=no,
635 rsync_cv_HAVE_SECURE_MKSTEMP=cross)])
636 if test x"$rsync_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
639 dnl HP-UX has a broken mkstemp() implementation they refuse to fix,
640 dnl so we noisily skip using it. See HP change request JAGaf34426
641 dnl for details. (sbonds)
642 AC_MSG_WARN(Skipping broken HP-UX mkstemp() -- using mktemp() instead)
645 AC_DEFINE(HAVE_SECURE_MKSTEMP, 1, [Define to 1 if mkstemp() is available and works right])
651 AC_CACHE_CHECK([for broken inet_ntoa],rsync_cv_REPLACE_INET_NTOA,[
654 #include <sys/types.h>
655 #include <netinet/in.h>
656 #include <arpa/inet.h>
657 main() { struct in_addr ip; ip.s_addr = 0x12345678;
658 if (strcmp(inet_ntoa(ip),"18.52.86.120") &&
659 strcmp(inet_ntoa(ip),"120.86.52.18")) { exit(1); }
661 rsync_cv_REPLACE_INET_NTOA=no,rsync_cv_REPLACE_INET_NTOA=yes,rsync_cv_REPLACE_INET_NTOA=cross)])
662 if test x"$rsync_cv_REPLACE_INET_NTOA" = x"yes"; then
663 AC_DEFINE(REPLACE_INET_NTOA, 1, [Define to 1 if inet_ntoa() needs to be replaced])
667 AC_CACHE_CHECK([for broken inet_aton],rsync_cv_REPLACE_INET_ATON,[
670 #include <sys/types.h>
671 #include <netinet/in.h>
672 #include <arpa/inet.h>
673 main() { struct in_addr ip;
674 if (inet_aton("example", &ip) == 0) exit(0); exit(1);}],
675 rsync_cv_REPLACE_INET_ATON=no,rsync_cv_REPLACE_INET_ATON=yes,rsync_cv_REPLACE_INET_ATON=cross)])
676 if test x"$rsync_cv_REPLACE_INET_ATON" = x"yes"; then
677 AC_DEFINE(REPLACE_INET_ATON, 1, [Define to 1 if inet_aton() needs to be replaced])
680 AC_CACHE_CHECK([if mknod creates FIFOs],rsync_cv_MKNOD_CREATES_FIFOS,[
683 #include <sys/stat.h>
685 main() { int rc, ec; char *fn = "fifo-test";
686 unlink(fn); rc = mknod(fn,S_IFIFO,0600); ec = errno; unlink(fn);
687 if (rc) {printf("%d %d\n",rc,ec); return ec;}
689 rsync_cv_MKNOD_CREATES_FIFOS=yes,rsync_cv_MKNOD_CREATES_FIFOS=no,rsync_cv_MKNOD_CREATES_FIFOS=cross)])
690 if test x"$rsync_cv_MKNOD_CREATES_FIFOS" = x"yes"; then
691 AC_DEFINE(MKNOD_CREATES_FIFOS, 1, [Define to 1 if mknod() can create FIFOs.])
694 AC_CACHE_CHECK([if mknod creates sockets],rsync_cv_MKNOD_CREATES_SOCKETS,[
697 #include <sys/stat.h>
699 main() { int rc, ec; char *fn = "sock-test";
700 unlink(fn); rc = mknod(fn,S_IFSOCK,0600); ec = errno; unlink(fn);
701 if (rc) {printf("%d %d\n",rc,ec); return ec;}
703 rsync_cv_MKNOD_CREATES_SOCKETS=yes,rsync_cv_MKNOD_CREATES_SOCKETS=no,rsync_cv_MKNOD_CREATES_SOCKETS=cross)])
704 if test x"$rsync_cv_MKNOD_CREATES_SOCKETS" = x"yes"; then
705 AC_DEFINE(MKNOD_CREATES_SOCKETS, 1, [Define to 1 if mknod() can create sockets.])
709 # The following test was mostly taken from the tcl/tk plus patches
711 AC_CACHE_CHECK([whether -c -o works],rsync_cv_DASHC_WORKS_WITH_DASHO,[
713 cat > conftest.$ac_ext <<EOF
714 int main() { return 0; }
716 ${CC-cc} -c -o conftest..o conftest.$ac_ext
717 if test -f conftest..o; then
718 rsync_cv_DASHC_WORKS_WITH_DASHO=yes
720 rsync_cv_DASHC_WORKS_WITH_DASHO=no
724 if test x"$rsync_cv_DASHC_WORKS_WITH_DASHO" = x"yes"; then
727 CC_SHOBJ_FLAG='-o $@'
729 OBJ_SAVE=' @b=`basename $@ .o`;rm -f $$b.o.sav;if test -f $$b.o; then mv $$b.o $$b.o.sav;fi;'
730 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'
735 AC_SUBST(OBJ_RESTORE)
736 AC_SUBST(CC_SHOBJ_FLAG)
739 AC_CONFIG_FILES([Makefile lib/dummy zlib/dummy popt/dummy shconfig])
743 AC_MSG_RESULT([ rsync ${RSYNC_VERSION} configuration successful])