dnl Process this file with autoconf to produce a configure script. AC_INIT() AC_CONFIG_SRCDIR([byteorder.h]) AC_CONFIG_HEADER(config.h) AC_PREREQ(2.59) RSYNC_VERSION=2.6.4pre3 AC_SUBST(RSYNC_VERSION) AC_MSG_NOTICE([Configuring rsync $RSYNC_VERSION]) AC_DEFINE_UNQUOTED(RSYNC_VERSION, ["$RSYNC_VERSION"], [rsync release version]) LDFLAGS=${LDFLAGS-""} AC_CANONICAL_TARGET([]) dnl Checks for programs. AC_PROG_CC AC_PROG_CPP AC_PROG_EGREP AC_PROG_INSTALL AC_PROG_CC_STDC AC_SUBST(SHELL) AC_DEFINE([_GNU_SOURCE], 1, [Define _GNU_SOURCE so that we get all necessary prototypes]) if test "x$ac_cv_prog_cc_stdc" = xno then AC_MSG_WARN([rsync requires an ANSI C compiler and you don't seem to have one]) fi # We must decide this before testing the compiler. # Please allow this to default to yes, so that your users have more # chance of getting a useful stack trace if problems occur. AC_MSG_CHECKING([whether to include debugging symbols]) AC_ARG_ENABLE(debug, AC_HELP_STRING([--enable-debug], [including debugging symbols and features (default yes)]), [], []) if test x"$enable_debug" = x"no" then AC_MSG_RESULT(no) CFLAGS=${CFLAGS-"-O"} else AC_MSG_RESULT([yes]) # leave CFLAGS alone; AC_PROG_CC will try to include -g if it can dnl AC_DEFINE(DEBUG, 1, [Define to turn on debugging code that may slow normal operation]) dnl CFLAGS=${CFLAGS-"-g"} fi AC_ARG_ENABLE(profile, AC_HELP_STRING([--enable-profile], [turn on CPU profiling (default no)], [], [])) if test x"$enable_profile" = xyes then CFLAGS="$CFLAGS -pg" fi # Specifically, this turns on panic_action handling. AC_ARG_ENABLE(maintainer-mode, AC_HELP_STRING([--enable-maintainer-mode], [turn on extra debug features], [], [])) if test x"$enable_maintainer_mode" = xyes then CFLAGS="$CFLAGS -DMAINTAINER_MODE" fi # This is needed for our included version of popt. Kind of silly, but # I don't want our version too far out of sync. CFLAGS="$CFLAGS -DHAVE_CONFIG_H" # If GCC, turn on warnings. if test x"$GCC" = x"yes" then CFLAGS="$CFLAGS -Wall -W" fi AC_ARG_WITH(included-popt, [ --with-included-popt use bundled popt library, not from system]) AC_ARG_WITH(rsync-path, [ --with-rsync-path=PATH set default --rsync-path to PATH (default: rsync)], [ RSYNC_PATH="$with_rsync_path" ], [ RSYNC_PATH="rsync" ]) AC_DEFINE_UNQUOTED(RSYNC_PATH, "$RSYNC_PATH", [location of rsync on remote machine]) AC_ARG_WITH(rsyncd-conf, AC_HELP_STRING([--with-rsyncd-conf=PATH], [set configuration file for rsync server to PATH (default: /etc/rsyncd.conf)]), [ if test ! -z "$with_rsyncd_conf" ; then case $with_rsyncd_conf in yes|no) RSYNCD_SYSCONF="/etc/rsyncd.conf" ;; /*) RSYNCD_SYSCONF="$with_rsyncd_conf" ;; *) AC_MSG_ERROR(You must specify an absolute path to --with-rsyncd-conf=PATH) ;; esac else RSYNCD_SYSCONF="/etc/rsyncd.conf" fi ], [ RSYNCD_SYSCONF="/etc/rsyncd.conf" ]) AC_DEFINE_UNQUOTED(RSYNCD_SYSCONF, "$RSYNCD_SYSCONF", [location of configuration file for rsync server]) AC_ARG_WITH(rsh, AC_HELP_STRING([--with-rsh=CMD], [set remote shell command to CMD (default: ssh)])) AC_CHECK_PROG(HAVE_REMSH, remsh, 1, 0) AC_DEFINE_UNQUOTED(HAVE_REMSH, $HAVE_REMSH, [remote shell is remsh not rsh]) if test x"$with_rsh" != x then RSYNC_RSH="$with_rsh" else RSYNC_RSH="ssh" fi AC_DEFINE_UNQUOTED(RSYNC_RSH, "$RSYNC_RSH", [default -e command]) # arrgh. libc in the current debian stable screws up the largefile # stuff, getting byte range locking wrong AC_CACHE_CHECK([for broken largefile support],rsync_cv_HAVE_BROKEN_LARGEFILE,[ AC_TRY_RUN([ #define _FILE_OFFSET_BITS 64 #include #include #include #include int main(void) { struct flock lock; int status; char tpl[32] = "/tmp/locktest.XXXXXX"; int fd = mkstemp(tpl); if (fd < 0) { strcpy(tpl, "conftest.dat"); fd = open(tpl, O_CREAT|O_RDWR, 0600); } lock.l_type = F_WRLCK; lock.l_whence = SEEK_SET; lock.l_start = 0; lock.l_len = 1; lock.l_pid = 0; fcntl(fd,F_SETLK,&lock); if (fork() == 0) { lock.l_start = 1; _exit(fcntl(fd,F_SETLK,&lock) == 0); } wait(&status); unlink(tpl); exit(WEXITSTATUS(status)); } ], rsync_cv_HAVE_BROKEN_LARGEFILE=yes,rsync_cv_HAVE_BROKEN_LARGEFILE=no,rsync_cv_HAVE_BROKEN_LARGEFILE=cross)]) if test x"$rsync_cv_HAVE_BROKEN_LARGEFILE" != x"yes"; then AC_SYS_LARGEFILE fi ipv6type=unknown ipv6lib=none ipv6trylibc=yes AC_ARG_ENABLE(ipv6, AC_HELP_STRING([--disable-ipv6], [don't even try to use IPv6])) if test "x$enable_ipv6" != xno then AC_MSG_CHECKING([ipv6 stack type]) for i in inria kame linux-glibc linux-inet6 toshiba v6d zeta; do case $i in inria) # http://www.kame.net/ AC_EGREP_CPP(yes, [ #include #ifdef IPV6_INRIA_VERSION yes #endif], [ipv6type=$i; AC_DEFINE(INET6, 1, [true if you have IPv6]) ]) ;; kame) # http://www.kame.net/ AC_EGREP_CPP(yes, [ #include #ifdef __KAME__ yes #endif], [ipv6type=$i; AC_DEFINE(INET6, 1, [true if you have IPv6])]) ;; linux-glibc) # http://www.v6.linux.or.jp/ AC_EGREP_CPP(yes, [ #include #if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1 yes #endif], [ipv6type=$i; AC_DEFINE(INET6, 1, [true if you have IPv6])]) ;; linux-inet6) # http://www.v6.linux.or.jp/ if test -d /usr/inet6 -o -f /usr/inet6/lib/libinet6.a; then ipv6type=$i ipv6lib=inet6 ipv6libdir=/usr/inet6/lib ipv6trylibc=yes; AC_DEFINE(INET6, 1, [true if you have IPv6]) CFLAGS="-I/usr/inet6/include $CFLAGS" fi ;; toshiba) AC_EGREP_CPP(yes, [ #include #ifdef _TOSHIBA_INET6 yes #endif], [ipv6type=$i; ipv6lib=inet6; ipv6libdir=/usr/local/v6/lib; AC_DEFINE(INET6, 1, [true if you have IPv6])]) ;; v6d) AC_EGREP_CPP(yes, [ #include #ifdef __V6D__ yes #endif], [ipv6type=$i; ipv6lib=v6; ipv6libdir=/usr/local/v6/lib; AC_DEFINE(INET6, 1, [true if you have IPv6])]) ;; zeta) AC_EGREP_CPP(yes, [ #include #ifdef _ZETA_MINAMI_INET6 yes #endif], [ipv6type=$i; ipv6lib=inet6; ipv6libdir=/usr/local/v6/lib; AC_DEFINE(INET6, 1, [true if you have IPv6])]) ;; esac if test "$ipv6type" != "unknown"; then break fi done AC_MSG_RESULT($ipv6type) AC_SEARCH_LIBS(getaddrinfo, inet6) fi AC_MSG_CHECKING([whether to call shutdown on all sockets]) case $host_os in *cygwin* ) AC_MSG_RESULT(yes) AC_DEFINE(SHUTDOWN_ALL_SOCKETS, 1, [Define to 1 if sockets need to be shutdown]) ;; * ) AC_MSG_RESULT(no);; esac AC_C_BIGENDIAN AC_HEADER_DIRENT AC_HEADER_TIME AC_HEADER_SYS_WAIT AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h \ unistd.h utime.h grp.h compat.h sys/param.h ctype.h sys/wait.h \ sys/ioctl.h sys/filio.h string.h stdlib.h sys/socket.h sys/mode.h \ sys/un.h glob.h mcheck.h arpa/inet.h arpa/nameser.h \ netdb.h malloc.h float.h) AC_HEADER_MAJOR AC_CHECK_SIZEOF(int) AC_CHECK_SIZEOF(long) AC_CHECK_SIZEOF(long long) AC_CHECK_SIZEOF(short) AC_CHECK_SIZEOF(off_t) AC_CHECK_SIZEOF(off64_t) AC_C_INLINE AC_C_LONG_DOUBLE AC_TYPE_SIGNAL AC_TYPE_UID_T AC_TYPE_MODE_T AC_TYPE_OFF_T AC_TYPE_SIZE_T AC_TYPE_PID_T AC_TYPE_GETGROUPS AC_CHECK_MEMBERS([struct stat.st_rdev]) TYPE_SOCKLEN_T AC_CACHE_CHECK([for errno in errno.h],rsync_cv_errno, [ AC_TRY_COMPILE([#include ],[int i = errno], rsync_cv_errno=yes,rsync_cv_have_errno_decl=no)]) if test x"$rsync_cv_errno" = x"yes"; then AC_DEFINE(HAVE_ERRNO_DECL, 1, [Define to 1 if errno is declared in errno.h]) fi # The following test taken from the cvs sources # If we can't find connect, try looking in -lsocket, -lnsl, and -linet. # These need checks to be before checks for any other functions that # might be in the same libraries. # The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has # libsocket.so which has a bad implementation of gethostbyname (it # only looks in /etc/hosts), so we only look for -lsocket if we need # it. AC_CHECK_FUNCS(connect) if test x"$ac_cv_func_connect" = x"no"; then case "$LIBS" in *-lnsl*) ;; *) AC_CHECK_LIB(nsl_s, printf) ;; esac case "$LIBS" in *-lnsl*) ;; *) AC_CHECK_LIB(nsl, printf) ;; esac case "$LIBS" in *-lsocket*) ;; *) AC_CHECK_LIB(socket, connect) ;; esac case "$LIBS" in *-linet*) ;; *) AC_CHECK_LIB(inet, connect) ;; esac dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value dnl has been cached. if test x"$ac_cv_lib_socket_connect" = x"yes" || test x"$ac_cv_lib_inet_connect" = x"yes"; then # ac_cv_func_connect=yes # don't! it would cause AC_CHECK_FUNC to succeed next time configure is run AC_DEFINE(HAVE_CONNECT, 1, [Define to 1 if you have the "connect" function]) fi fi AC_CHECK_LIB(resolv, inet_ntop) dnl AC_MSG_NOTICE([Looking in libraries: $LIBS]) AC_CHECK_FUNCS(inet_ntop, , [AC_LIBOBJ(lib/inet_ntop)]) AC_CHECK_FUNCS(inet_pton, , [AC_LIBOBJ(lib/inet_pton)]) # Irix 6.5 has getaddrinfo but not the corresponding defines, so use # builtin getaddrinfo if one of the defines don't exist AC_CACHE_CHECK([whether defines needed by getaddrinfo exist], rsync_cv_HAVE_GETADDR_DEFINES,[ AC_EGREP_CPP(yes, [ #include #include #include #ifdef AI_PASSIVE yes #endif], rsync_cv_HAVE_GETADDR_DEFINES=yes, rsync_cv_HAVE_GETADDR_DEFINES=no)]) if test x"$rsync_cv_HAVE_GETADDR_DEFINES" = x"yes"; then # Tru64 UNIX has getaddrinfo() but has it renamed in libc as # something else so we must include to get the # redefinition. AC_CHECK_FUNCS(getaddrinfo, , [AC_MSG_CHECKING([for getaddrinfo by including ]) AC_TRY_LINK([#include #include #include ],[getaddrinfo(NULL, NULL, NULL, NULL);], [AC_MSG_RESULT([yes]) AC_DEFINE(HAVE_GETADDRINFO, 1, [Define to 1 if you have the "getaddrinfo" function.])], [AC_MSG_RESULT([no]) AC_LIBOBJ(lib/getaddrinfo)])]) AC_CHECK_FUNCS(getnameinfo, , [AC_LIBOBJ(lib/getnameinfo)]) else AC_LIBOBJ(lib/getaddrinfo) AC_LIBOBJ(lib/getnameinfo) fi AC_CHECK_MEMBER([struct sockaddr.sa_len], [ AC_DEFINE(HAVE_SOCKADDR_LEN, 1, [Do we have sockaddr.sa_len?]) ], [], [ #include #include ]) AC_CHECK_MEMBER([struct sockaddr_in.sin_len], [ AC_DEFINE(HAVE_SOCKADDR_IN_LEN, 1, [Do we have sockaddr_in.sin_len?]) ], [], [ #include #include #include ]) AC_CHECK_MEMBER([struct sockaddr_un.sun_len], [ AC_DEFINE(HAVE_SOCKADDR_UN_LEN, 1, [Do we have sockaddr_un.sun_len?]) ], [], [ #include #include #include ]) AC_MSG_CHECKING(struct sockaddr_storage) AC_TRY_COMPILE([#include #include ], [struct sockaddr_storage x;], AC_MSG_RESULT(yes) AC_DEFINE(HAVE_SOCKADDR_STORAGE, 1, [Define to 1 if you have struct sockaddr_storage.] ), AC_MSG_RESULT(no)) AC_CHECK_MEMBER([struct sockaddr_in6.sin6_scope_id], [ AC_DEFINE(HAVE_SOCKADDR_IN6_SCOPE_ID, 1, [Do we have sockaddr_in6.sin6_scope_id?]) ], [], [ #include #include #include ]) AC_MSG_CHECKING(struct stat64) AC_TRY_COMPILE([#include #if HAVE_SYS_TYPES_H # include #endif #if HAVE_SYS_STAT_H # include #endif #if STDC_HEADERS # include # include #else # if HAVE_STDLIB_H # include # endif #endif ],[struct stat64 st;], AC_MSG_RESULT(yes) AC_DEFINE(HAVE_STRUCT_STAT64,1,[Define to 1 if you have struct stat64.]), AC_MSG_RESULT(no)) # if we can't find strcasecmp, look in -lresolv (for Unixware at least) # AC_CHECK_FUNCS(strcasecmp) if test x"$ac_cv_func_strcasecmp" = x"no"; then AC_CHECK_LIB(resolv, strcasecmp) fi dnl At the moment we don't test for a broken memcmp(), because all we dnl need to do is test for equality, not comparison, and it seems that dnl every platform has a memcmp that can do at least that. dnl AC_FUNC_MEMCMP AC_FUNC_UTIME_NULL AC_FUNC_ALLOCA AC_CHECK_FUNCS(waitpid wait4 getcwd strdup strerror chown chmod mknod mkfifo \ fchmod fstat strchr readlink link utime utimes strftime mtrace ftruncate \ memmove lchown vsnprintf snprintf vasprintf asprintf setsid glob strpbrk \ strlcat strlcpy strtol mallinfo getgroups setgroups geteuid getegid \ setmode open64 mkstemp64 va_copy __va_copy) AC_CHECK_FUNCS(getpgrp tcgetpgrp) if test $ac_cv_func_getpgrp = yes; then AC_FUNC_GETPGRP fi # Determine whether chown follows symlinks (it should). AC_CACHE_CHECK([whether chown() dereferences symlinks],rsync_cv_chown_follows_symlink,[ AC_TRY_RUN([ #if HAVE_UNISTD_H # include #endif #include #include main() { char const *dangling_symlink = "conftest.dangle"; unlink(dangling_symlink); if (symlink("conftest.no-such", dangling_symlink) < 0) abort(); if (chown(dangling_symlink, getuid(), getgid()) < 0 && errno == ENOENT) exit(0); exit(1); }], rsync_cv_chown_follows_symlink=yes,rsync_cv_chown_follows_symlink=no,rsync_cv_chown_follows_symlink=yes)]) if test $rsync_cv_chown_follows_symlink = no; then AC_DEFINE(CHOWN_MODIFIES_SYMLINK, 1, [Define to 1 if chown modifies symlinks.]) fi AC_CACHE_CHECK([for working socketpair],rsync_cv_HAVE_SOCKETPAIR,[ AC_TRY_RUN([ #include #include main() { int fd[2]; exit((socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1); }], rsync_cv_HAVE_SOCKETPAIR=yes,rsync_cv_HAVE_SOCKETPAIR=no,rsync_cv_HAVE_SOCKETPAIR=cross)]) if test x"$rsync_cv_HAVE_SOCKETPAIR" = x"yes"; then AC_DEFINE(HAVE_SOCKETPAIR, 1, [Define to 1 if you have the "socketpair" function]) fi if test x"$with_included_popt" != x"yes" then AC_CHECK_LIB(popt, poptGetContext, , [with_included_popt=yes]) fi AC_MSG_CHECKING([whether to use included libpopt]) if test x"$with_included_popt" = x"yes" then AC_MSG_RESULT($srcdir/popt) BUILD_POPT='$(popt_OBJS)' CFLAGS="$CFLAGS -I$srcdir/popt" if test x"$ALLOCA" != x then # this can be removed when/if we add an included alloca.c; # see autoconf documentation on AC_FUNC_ALLOCA AC_MSG_WARN([included libpopt will use malloc, not alloca (which wastes a small amount of memory)]) fi else AC_MSG_RESULT(no) fi AC_CACHE_CHECK([for unsigned char],rsync_cv_SIGNED_CHAR_OK,[ AC_TRY_COMPILE([],[signed char *s = ""], rsync_cv_SIGNED_CHAR_OK=yes,rsync_cv_SIGNED_CHAR_OK=no)]) if test x"$rsync_cv_SIGNED_CHAR_OK" = x"yes"; then AC_DEFINE(SIGNED_CHAR_OK, 1, [Define to 1 if "signed char" is a valid type]) fi AC_CACHE_CHECK([for broken readdir],rsync_cv_HAVE_BROKEN_READDIR,[ AC_TRY_RUN([#include #include main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d); if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 && di->d_name[0] == 0) exit(0); exit(1);} ], rsync_cv_HAVE_BROKEN_READDIR=yes,rsync_cv_HAVE_BROKEN_READDIR=no,rsync_cv_HAVE_BROKEN_READDIR=cross)]) if test x"$rsync_cv_HAVE_BROKEN_READDIR" = x"yes"; then AC_DEFINE(HAVE_BROKEN_READDIR, 1, [Define to 1 if readdir() is broken]) fi AC_CACHE_CHECK([for utimbuf],rsync_cv_HAVE_UTIMBUF,[ AC_TRY_COMPILE([#include #include ], [struct utimbuf tbuf; tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));], rsync_cv_HAVE_UTIMBUF=yes,rsync_cv_HAVE_UTIMBUF=no)]) if test x"$rsync_cv_HAVE_UTIMBUF" = x"yes"; then AC_DEFINE(HAVE_UTIMBUF, 1, [Define to 1 if you have the "struct utimbuf" type]) fi AC_CACHE_CHECK([if gettimeofday takes tz argument],rsync_cv_HAVE_GETTIMEOFDAY_TZ,[ AC_TRY_COMPILE([#include #include ], [struct timeval tv; exit(gettimeofday(&tv, NULL));], rsync_cv_HAVE_GETTIMEOFDAY_TZ=yes,rsync_cv_HAVE_GETTIMEOFDAY_TZ=no)]) if test x"$rsync_cv_HAVE_GETTIMEOFDAY_TZ" != x"no"; then AC_DEFINE(HAVE_GETTIMEOFDAY_TZ, 1, [Define to 1 if gettimeofday() takes a time-zone arg]) fi AC_CACHE_CHECK([for C99 vsnprintf],rsync_cv_HAVE_C99_VSNPRINTF,[ AC_TRY_RUN([ #include #include void foo(const char *format, ...) { va_list ap; int len; char buf[5]; va_start(ap, format); len = vsnprintf(0, 0, format, ap); va_end(ap); if (len != 5) exit(1); if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1); exit(0); } main() { foo("hello"); } ], rsync_cv_HAVE_C99_VSNPRINTF=yes,rsync_cv_HAVE_C99_VSNPRINTF=no,rsync_cv_HAVE_C99_VSNPRINTF=cross)]) if test x"$rsync_cv_HAVE_C99_VSNPRINTF" = x"yes"; then AC_DEFINE(HAVE_C99_VSNPRINTF, 1, [Define to 1 if vsprintf has a C99-compatible return value]) fi AC_CACHE_CHECK([for secure mkstemp],rsync_cv_HAVE_SECURE_MKSTEMP,[ AC_TRY_RUN([#include #include #include #include main() { struct stat st; char tpl[20]="/tmp/test.XXXXXX"; int fd = mkstemp(tpl); if (fd == -1) exit(1); unlink(tpl); if (fstat(fd, &st) != 0) exit(1); if ((st.st_mode & 0777) != 0600) exit(1); exit(0); }], rsync_cv_HAVE_SECURE_MKSTEMP=yes, rsync_cv_HAVE_SECURE_MKSTEMP=no, rsync_cv_HAVE_SECURE_MKSTEMP=cross)]) if test x"$rsync_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then AC_DEFINE(HAVE_SECURE_MKSTEMP, 1, [Define to 1 if mkstemp() is available and works right]) fi AC_CACHE_CHECK([for broken inet_ntoa],rsync_cv_REPLACE_INET_NTOA,[ AC_TRY_RUN([ #include #include #include #include main() { struct in_addr ip; ip.s_addr = 0x12345678; if (strcmp(inet_ntoa(ip),"18.52.86.120") && strcmp(inet_ntoa(ip),"120.86.52.18")) { exit(1); } exit(0);}], rsync_cv_REPLACE_INET_NTOA=no,rsync_cv_REPLACE_INET_NTOA=yes,rsync_cv_REPLACE_INET_NTOA=cross)]) if test x"$rsync_cv_REPLACE_INET_NTOA" = x"yes"; then AC_DEFINE(REPLACE_INET_NTOA, 1, [Define to 1 if inet_ntoa() needs to be replaced]) fi AC_CACHE_CHECK([for broken inet_aton],rsync_cv_REPLACE_INET_ATON,[ AC_TRY_RUN([ #include #include #include #include main() { struct in_addr ip; if (inet_aton("example", &ip) == 0) exit(0); exit(1);}], rsync_cv_REPLACE_INET_ATON=no,rsync_cv_REPLACE_INET_ATON=yes,rsync_cv_REPLACE_INET_ATON=cross)]) if test x"$rsync_cv_REPLACE_INET_ATON" = x"yes"; then AC_DEFINE(REPLACE_INET_ATON, 1, [Define to 1 if inet_aton() needs to be replaced]) fi AC_CACHE_CHECK([if mknod creates FIFOs],rsync_cv_MKNOD_CREATES_FIFOS,[ AC_TRY_RUN([ #include #include #include main() { int rc, ec; char *fn = "fifo-test"; unlink(fn); rc = mknod(fn,S_IFIFO,0600); ec = errno; unlink(fn); if (rc) {printf("%d %d\n",rc,ec); return ec;} return 0;}], rsync_cv_MKNOD_CREATES_FIFOS=yes,rsync_cv_MKNOD_CREATES_FIFOS=no,rsync_cv_MKNOD_CREATES_FIFOS=cross)]) if test x"$rsync_cv_MKNOD_CREATES_FIFOS" = x"yes"; then AC_DEFINE(MKNOD_CREATES_FIFOS, 1, [Define to 1 if mknod() can create FIFOs.]) fi AC_CACHE_CHECK([if mknod creates sockets],rsync_cv_MKNOD_CREATES_SOCKETS,[ AC_TRY_RUN([ #include #include #include main() { int rc, ec; char *fn = "sock-test"; unlink(fn); rc = mknod(fn,S_IFSOCK,0600); ec = errno; unlink(fn); if (rc) {printf("%d %d\n",rc,ec); return ec;} return 0;}], rsync_cv_MKNOD_CREATES_SOCKETS=yes,rsync_cv_MKNOD_CREATES_SOCKETS=no,rsync_cv_MKNOD_CREATES_SOCKETS=cross)]) if test x"$rsync_cv_MKNOD_CREATES_SOCKETS" = x"yes"; then AC_DEFINE(MKNOD_CREATES_SOCKETS, 1, [Define to 1 if mknod() can create sockets.]) fi # # The following test was mostly taken from the tcl/tk plus patches # AC_CACHE_CHECK([whether -c -o works],rsync_cv_DASHC_WORKS_WITH_DASHO,[ rm -rf conftest* cat > conftest.$ac_ext <