Annotation of embedaddon/rsync/configure.ac, revision 1.1.1.1
1.1 misho 1: dnl Process this file with autoconf to produce a configure script.
2:
3: AC_INIT()
4: AC_CONFIG_SRCDIR([byteorder.h])
5: AC_CONFIG_HEADER(config.h)
6: AC_PREREQ(2.59)
7:
8: RSYNC_VERSION=3.0.9
9: AC_SUBST(RSYNC_VERSION)
10: AC_MSG_NOTICE([Configuring rsync $RSYNC_VERSION])
11:
12: AC_DEFINE_UNQUOTED(RSYNC_VERSION, ["$RSYNC_VERSION"], [rsync release version])
13:
14: LDFLAGS=${LDFLAGS-""}
15:
16: AC_CANONICAL_HOST
17:
18: # We must decide this before testing the compiler.
19:
20: # Please allow this to default to yes, so that your users have more
21: # chance of getting a useful stack trace if problems occur.
22:
23: AC_MSG_CHECKING([whether to include debugging symbols])
24: AC_ARG_ENABLE(debug,
25: AC_HELP_STRING([--disable-debug],
26: [disable debugging symbols and features]))
27:
28: if test x"$enable_debug" = x"no"; then
29: AC_MSG_RESULT(no)
30: ac_cv_prog_cc_g=no
31: else
32: AC_MSG_RESULT([yes])
33: dnl AC_DEFINE(DEBUG, 1, [Define to turn on debugging code that may slow normal operation])
34: # leave ac_cv_prog_cc_g alone; AC_PROG_CC will try to include -g if it can
35: fi
36:
37: dnl Checks for programs.
38: AC_PROG_CC
39: AC_PROG_CPP
40: AC_PROG_EGREP
41: AC_PROG_INSTALL
42: AC_PROG_CC_STDC
43: AC_SUBST(SHELL)
44:
45: AC_DEFINE([_GNU_SOURCE], 1,
46: [Define _GNU_SOURCE so that we get all necessary prototypes])
47:
48: if test x"$ac_cv_prog_cc_stdc" = x"no"; then
49: AC_MSG_WARN([rsync requires an ANSI C compiler and you do not seem to have one])
50: fi
51:
52: AC_ARG_ENABLE(profile,
53: AC_HELP_STRING([--enable-profile],
54: [turn on CPU profiling]))
55: if test x"$enable_profile" = x"yes"; then
56: CFLAGS="$CFLAGS -pg"
57: fi
58:
59:
60: # Specifically, this turns on panic_action handling.
61: AC_ARG_ENABLE(maintainer-mode,
62: AC_HELP_STRING([--enable-maintainer-mode],
63: [turn on extra debug features]))
64: if test x"$enable_maintainer_mode" = x"yes"; then
65: CFLAGS="$CFLAGS -DMAINTAINER_MODE"
66: fi
67:
68:
69: # This is needed for our included version of popt. Kind of silly, but
70: # I don't want our version too far out of sync.
71: CFLAGS="$CFLAGS -DHAVE_CONFIG_H"
72:
73: # If GCC, turn on warnings.
74: if test x"$GCC" = x"yes"; then
75: CFLAGS="$CFLAGS -Wall -W"
76: fi
77:
78: AC_ARG_WITH(included-popt,
79: AC_HELP_STRING([--with-included-popt], [use bundled popt library, not from system]))
80:
81: AC_ARG_WITH(rsync-path,
82: AC_HELP_STRING([--with-rsync-path=PATH], [set default --rsync-path to PATH (default: rsync)]),
83: [ RSYNC_PATH="$with_rsync_path" ],
84: [ RSYNC_PATH="rsync" ])
85:
86: AC_DEFINE_UNQUOTED(RSYNC_PATH, "$RSYNC_PATH", [location of rsync on remote machine])
87:
88: AC_ARG_WITH(rsyncd-conf,
89: AC_HELP_STRING([--with-rsyncd-conf=PATH], [set configuration file for rsync server to PATH (default: /etc/rsyncd.conf)]),
90: [ if test ! -z "$with_rsyncd_conf" ; then
91: case $with_rsyncd_conf in
92: yes|no)
93: RSYNCD_SYSCONF="/etc/rsyncd.conf"
94: ;;
95: /*)
96: RSYNCD_SYSCONF="$with_rsyncd_conf"
97: ;;
98: *)
99: AC_MSG_ERROR(You must specify an absolute path to --with-rsyncd-conf=PATH)
100: ;;
101: esac
102: else
103: RSYNCD_SYSCONF="/etc/rsyncd.conf"
104: fi ],
105: [ RSYNCD_SYSCONF="/etc/rsyncd.conf" ])
106:
107: AC_DEFINE_UNQUOTED(RSYNCD_SYSCONF, "$RSYNCD_SYSCONF", [location of configuration file for rsync server])
108:
109: AC_ARG_WITH(rsh,
110: AC_HELP_STRING([--with-rsh=CMD], [set remote shell command to CMD (default: ssh)]))
111:
112: AC_CHECK_PROG(HAVE_REMSH, remsh, 1, 0)
113: if test x$HAVE_REMSH = x1; then
114: AC_DEFINE(HAVE_REMSH, 1, [Define to 1 if remote shell is remsh, not rsh])
115: fi
116:
117: if test x"$with_rsh" != x; then
118: RSYNC_RSH="$with_rsh"
119: else
120: RSYNC_RSH="ssh"
121: fi
122: AC_DEFINE_UNQUOTED(RSYNC_RSH, "$RSYNC_RSH", [default -e command])
123:
124: AC_CHECK_PROG(HAVE_YODL2MAN, yodl2man, 1, 0)
125: if test x$HAVE_YODL2MAN = x1; then
126: MAKE_MAN=man
127: fi
128:
129: AC_ARG_WITH(nobody-group,
130: AC_HELP_STRING([--with-nobody-group=GROUP],
131: [set the default unprivileged group (default nobody or nogroup)]),
132: [ NOBODY_GROUP="$with_nobody_group" ])
133:
134: if test x"$with_nobody_group" = x; then
135: AC_MSG_CHECKING([the group for user "nobody"])
136: if grep '^nobody:' /etc/group >/dev/null 2>&1; then
137: NOBODY_GROUP=nobody
138: elif grep '^nogroup:' /etc/group >/dev/null 2>&1; then
139: NOBODY_GROUP=nogroup
140: else
141: NOBODY_GROUP=nobody # test for others?
142: fi
143: AC_MSG_RESULT($NOBODY_GROUP)
144: fi
145:
146: AC_DEFINE_UNQUOTED(NOBODY_USER, "nobody", [unprivileged user--e.g. nobody])
147: AC_DEFINE_UNQUOTED(NOBODY_GROUP, "$NOBODY_GROUP", [unprivileged group for unprivileged user])
148:
149: # arrgh. libc in some old debian version screwed up the largefile
150: # stuff, getting byte range locking wrong
151: AC_CACHE_CHECK([for broken largefile support],rsync_cv_HAVE_BROKEN_LARGEFILE,[
152: AC_TRY_RUN([
153: #define _FILE_OFFSET_BITS 64
154: #include <stdio.h>
155: #include <fcntl.h>
156: #include <sys/types.h>
157: #include <sys/wait.h>
158:
159: int main(void)
160: {
161: struct flock lock;
162: int status;
163: char tpl[32] = "/tmp/locktest.XXXXXX";
164: int fd = mkstemp(tpl);
165: if (fd < 0) {
166: strcpy(tpl, "conftest.dat");
167: fd = open(tpl, O_CREAT|O_RDWR, 0600);
168: }
169:
170: lock.l_type = F_WRLCK;
171: lock.l_whence = SEEK_SET;
172: lock.l_start = 0;
173: lock.l_len = 1;
174: lock.l_pid = 0;
175: fcntl(fd,F_SETLK,&lock);
176: if (fork() == 0) {
177: lock.l_start = 1;
178: _exit(fcntl(fd,F_SETLK,&lock) == 0);
179: }
180: wait(&status);
181: unlink(tpl);
182: exit(WEXITSTATUS(status));
183: }
184: ],
185: rsync_cv_HAVE_BROKEN_LARGEFILE=yes,rsync_cv_HAVE_BROKEN_LARGEFILE=no,rsync_cv_HAVE_BROKEN_LARGEFILE=cross)])
186: if test x"$rsync_cv_HAVE_BROKEN_LARGEFILE" != x"yes"; then
187: AC_SYS_LARGEFILE
188: fi
189:
190: ipv6type=unknown
191: ipv6lib=none
192: ipv6trylibc=yes
193:
194: AC_ARG_ENABLE(ipv6,
195: AC_HELP_STRING([--disable-ipv6],
196: [do not even try to use IPv6]))
197: if test x"$enable_ipv6" != x"no"; then
198: AC_MSG_CHECKING([ipv6 stack type])
199: for i in inria kame linux-glibc linux-inet6 solaris toshiba v6d zeta cygwin; do
200: case $i in
201: inria)
202: # http://www.kame.net/
203: AC_EGREP_CPP(yes, [
204: #include <netinet/in.h>
205: #ifdef IPV6_INRIA_VERSION
206: yes
207: #endif],
208: [ipv6type=$i;
209: AC_DEFINE(INET6, 1, [true if you have IPv6])
210: ])
211: ;;
212: kame)
213: # http://www.kame.net/
214: AC_EGREP_CPP(yes, [
215: #include <netinet/in.h>
216: #ifdef __KAME__
217: yes
218: #endif],
219: [ipv6type=$i;
220: AC_DEFINE(INET6, 1, [true if you have IPv6])])
221: ;;
222: linux-glibc)
223: # http://www.v6.linux.or.jp/
224: AC_EGREP_CPP(yes, [
225: #include <features.h>
226: #if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
227: yes
228: #endif],
229: [ipv6type=$i;
230: AC_DEFINE(INET6, 1, [true if you have IPv6])])
231: ;;
232: linux-inet6)
233: # http://www.v6.linux.or.jp/
234: if test -d /usr/inet6 -o -f /usr/inet6/lib/libinet6.a; then
235: ipv6type=$i
236: ipv6lib=inet6
237: ipv6libdir=/usr/inet6/lib
238: ipv6trylibc=yes;
239: AC_DEFINE(INET6, 1, [true if you have IPv6])
240: CFLAGS="-I/usr/inet6/include $CFLAGS"
241: fi
242: ;;
243: solaris)
244: # http://www.sun.com
245: AC_EGREP_CPP(yes, [
246: #include <netinet/ip6.h>
247: #ifdef __sun
248: yes
249: #endif],
250: [ipv6type=$i;
251: AC_DEFINE(INET6, 1, [true if you have IPv6])])
252: ;;
253: toshiba)
254: AC_EGREP_CPP(yes, [
255: #include <sys/param.h>
256: #ifdef _TOSHIBA_INET6
257: yes
258: #endif],
259: [ipv6type=$i;
260: ipv6lib=inet6;
261: ipv6libdir=/usr/local/v6/lib;
262: AC_DEFINE(INET6, 1, [true if you have IPv6])])
263: ;;
264: v6d)
265: AC_EGREP_CPP(yes, [
266: #include </usr/local/v6/include/sys/v6config.h>
267: #ifdef __V6D__
268: yes
269: #endif],
270: [ipv6type=$i;
271: ipv6lib=v6;
272: ipv6libdir=/usr/local/v6/lib;
273: AC_DEFINE(INET6, 1, [true if you have IPv6])])
274: ;;
275: zeta)
276: AC_EGREP_CPP(yes, [
277: #include <sys/param.h>
278: #ifdef _ZETA_MINAMI_INET6
279: yes
280: #endif],
281: [ipv6type=$i;
282: ipv6lib=inet6;
283: ipv6libdir=/usr/local/v6/lib;
284: AC_DEFINE(INET6, 1, [true if you have IPv6])])
285: ;;
286: cygwin)
287: AC_EGREP_CPP(yes, [
288: #include <netinet/in.h>
289: #ifdef _CYGWIN_IN6_H
290: yes
291: #endif],
292: [ipv6type=$i;
293: AC_DEFINE(INET6, 1, [true if you have IPv6])])
294: ;;
295: esac
296: if test "$ipv6type" != "unknown"; then
297: break
298: fi
299: done
300: AC_MSG_RESULT($ipv6type)
301:
302: AC_SEARCH_LIBS(getaddrinfo, inet6)
303: fi
304:
305: dnl Do you want to disable use of locale functions
306: AC_ARG_ENABLE([locale],
307: AC_HELP_STRING([--disable-locale],
308: [disable locale features]))
309: AH_TEMPLATE([CONFIG_LOCALE],
310: [Undefine if you do not want locale features. By default this is defined.])
311: if test x"$enable_locale" != x"no"; then
312: AC_DEFINE(CONFIG_LOCALE)
313: fi
314:
315: AC_MSG_CHECKING([whether to call shutdown on all sockets])
316: case $host_os in
317: *cygwin* ) AC_MSG_RESULT(yes)
318: AC_DEFINE(SHUTDOWN_ALL_SOCKETS, 1,
319: [Define to 1 if sockets need to be shutdown])
320: ;;
321: * ) AC_MSG_RESULT(no);;
322: esac
323:
324: AC_C_BIGENDIAN
325: AC_HEADER_DIRENT
326: AC_HEADER_TIME
327: AC_HEADER_SYS_WAIT
328: AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h \
329: unistd.h utime.h grp.h compat.h sys/param.h ctype.h sys/wait.h \
330: sys/ioctl.h sys/filio.h string.h stdlib.h sys/socket.h sys/mode.h \
331: sys/un.h sys/attr.h mcheck.h arpa/inet.h arpa/nameser.h locale.h \
332: netdb.h malloc.h float.h limits.h iconv.h libcharset.h langinfo.h \
333: sys/acl.h acl/libacl.h attr/xattr.h sys/xattr.h sys/extattr.h \
334: popt.h popt/popt.h netinet/in_systm.h netinet/ip.h)
335: AC_HEADER_MAJOR
336:
337: AC_CACHE_CHECK([if makedev takes 3 args],rsync_cv_MAKEDEV_TAKES_3_ARGS,[
338: AC_TRY_RUN([
339: #include <sys/types.h>
340: #ifdef MAJOR_IN_MKDEV
341: #include <sys/mkdev.h>
342: # if !defined makedev && (defined mkdev || defined _WIN32 || defined __WIN32__)
343: # define makedev mkdev
344: # endif
345: #elif defined MAJOR_IN_SYSMACROS
346: #include <sys/sysmacros.h>
347: #endif
348:
349: int main(void)
350: {
351: dev_t dev = makedev(0, 5, 7);
352: if (major(dev) != 5 || minor(dev) != 7)
353: exit(1);
354: return 0;
355: }
356: ],
357: rsync_cv_MAKEDEV_TAKES_3_ARGS=yes,rsync_cv_MAKEDEV_TAKES_3_ARGS=no,rsync_cv_MAKEDEV_TAKES_3_ARGS=no)])
358: if test x"$rsync_cv_MAKEDEV_TAKES_3_ARGS" = x"yes"; then
359: AC_DEFINE(MAKEDEV_TAKES_3_ARGS, 1, [Define to 1 if makedev() takes 3 args])
360: fi
361:
362: AC_CHECK_SIZEOF(int)
363: AC_CHECK_SIZEOF(long)
364: AC_CHECK_SIZEOF(long long)
365: AC_CHECK_SIZEOF(short)
366: AC_CHECK_SIZEOF(int16_t)
367: AC_CHECK_SIZEOF(uint16_t)
368: AC_CHECK_SIZEOF(int32_t)
369: AC_CHECK_SIZEOF(uint32_t)
370: AC_CHECK_SIZEOF(int64_t)
371: AC_CHECK_SIZEOF(off_t)
372: AC_CHECK_SIZEOF(off64_t)
373: AC_CHECK_SIZEOF(time_t)
374:
375: AC_C_INLINE
376: AC_C_LONG_DOUBLE
377:
378: AC_TYPE_SIGNAL
379: AC_TYPE_UID_T
380: AC_CHECK_TYPES([mode_t,off_t,size_t,pid_t,id_t])
381: AC_TYPE_GETGROUPS
382: AC_CHECK_MEMBERS([struct stat.st_rdev])
383:
384: TYPE_SOCKLEN_T
385:
386: AC_CACHE_CHECK([for errno in errno.h],rsync_cv_errno, [
387: AC_TRY_COMPILE([#include <errno.h>],[int i = errno],
388: rsync_cv_errno=yes,rsync_cv_have_errno_decl=no)])
389: if test x"$rsync_cv_errno" = x"yes"; then
390: AC_DEFINE(HAVE_ERRNO_DECL, 1, [Define to 1 if errno is declared in errno.h])
391: fi
392:
393: # The following test taken from the cvs sources
394: # If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
395: # These need checks to be before checks for any other functions that
396: # might be in the same libraries.
397: # The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
398: # libsocket.so which has a bad implementation of gethostbyname (it
399: # only looks in /etc/hosts), so we only look for -lsocket if we need
400: # it.
401: AC_CHECK_FUNCS(connect)
402: if test x"$ac_cv_func_connect" = x"no"; then
403: case "$LIBS" in
404: *-lnsl*) ;;
405: *) AC_CHECK_LIB(nsl_s, printf) ;;
406: esac
407: case "$LIBS" in
408: *-lnsl*) ;;
409: *) AC_CHECK_LIB(nsl, printf) ;;
410: esac
411: case "$LIBS" in
412: *-lsocket*) ;;
413: *) AC_CHECK_LIB(socket, connect) ;;
414: esac
415: case "$LIBS" in
416: *-linet*) ;;
417: *) AC_CHECK_LIB(inet, connect) ;;
418: esac
419: dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value
420: dnl has been cached.
421: if test x"$ac_cv_lib_socket_connect" = x"yes" ||
422: test x"$ac_cv_lib_inet_connect" = x"yes"; then
423: # ac_cv_func_connect=yes
424: # don't! it would cause AC_CHECK_FUNC to succeed next time configure is run
425: AC_DEFINE(HAVE_CONNECT, 1, [Define to 1 if you have the "connect" function])
426: fi
427: fi
428:
429: AC_SEARCH_LIBS(inet_ntop, resolv)
430:
431: # For OS X, Solaris, HP-UX, etc.: figure out if -liconv is needed. We'll
432: # accept either iconv_open or libiconv_open, since some include files map
433: # the former to the latter.
434: AC_SEARCH_LIBS(iconv_open, iconv)
435: AC_SEARCH_LIBS(libiconv_open, iconv)
436:
437: AC_MSG_CHECKING([for iconv declaration])
438: AC_CACHE_VAL(am_cv_proto_iconv, [
439: AC_TRY_COMPILE([
440: #include <stdlib.h>
441: #include <iconv.h>
442: extern
443: #ifdef __cplusplus
444: "C"
445: #endif
446: #if defined(__STDC__) || defined(__cplusplus)
447: size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
448: #else
449: size_t iconv();
450: #endif
451: ], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const")
452: am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"])
453: am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'`
454: AC_MSG_RESULT([$]{ac_t:-
455: }[$]am_cv_proto_iconv)
456: AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1,
457: [Define as const if the declaration of iconv() needs const.])
458:
459: dnl AC_MSG_NOTICE([Looking in libraries: $LIBS])
460:
461: AC_CHECK_FUNCS(inet_ntop, , [AC_LIBOBJ(lib/inet_ntop)])
462: AC_CHECK_FUNCS(inet_pton, , [AC_LIBOBJ(lib/inet_pton)])
463:
464: AC_HAVE_TYPE([struct addrinfo], [#include <netdb.h>])
465: AC_HAVE_TYPE([struct sockaddr_storage], [#include <sys/types.h>
466: #include <sys/socket.h>])
467:
468: # Irix 6.5 has getaddrinfo but not the corresponding defines, so use
469: # builtin getaddrinfo if one of the defines don't exist
470: AC_CACHE_CHECK([whether defines needed by getaddrinfo exist],
471: rsync_cv_HAVE_GETADDR_DEFINES,[
472: AC_EGREP_CPP(yes, [
473: #include <sys/types.h>
474: #include <sys/socket.h>
475: #include <netdb.h>
476: #ifdef AI_PASSIVE
477: yes
478: #endif],
479: rsync_cv_HAVE_GETADDR_DEFINES=yes,
480: rsync_cv_HAVE_GETADDR_DEFINES=no)])
481: if test x"$rsync_cv_HAVE_GETADDR_DEFINES" = x"yes" -a x"$ac_cv_type_struct_addrinfo" = x"yes"; then
482: # Tru64 UNIX has getaddrinfo() but has it renamed in libc as
483: # something else so we must include <netdb.h> to get the
484: # redefinition.
485: AC_CHECK_FUNCS(getaddrinfo, ,
486: [AC_MSG_CHECKING([for getaddrinfo by including <netdb.h>])
487: AC_TRY_LINK([#include <sys/types.h>
488: #include <sys/socket.h>
489: #include <netdb.h>],[getaddrinfo(NULL, NULL, NULL, NULL);],
490: [AC_MSG_RESULT([yes])
491: AC_DEFINE(HAVE_GETADDRINFO, 1,
492: [Define to 1 if you have the "getaddrinfo" function and required types.])],
493: [AC_MSG_RESULT([no])
494: AC_LIBOBJ(lib/getaddrinfo)])])
495: else
496: AC_LIBOBJ(lib/getaddrinfo)
497: fi
498:
499: AC_CHECK_MEMBER([struct sockaddr.sa_len],
500: [ AC_DEFINE(HAVE_SOCKADDR_LEN, 1, [Do we have sockaddr.sa_len?]) ],
501: [],
502: [
503: #include <sys/types.h>
504: #include <sys/socket.h>
505: ])
506:
507: AC_CHECK_MEMBER([struct sockaddr_in.sin_len],
508: [ AC_DEFINE(HAVE_SOCKADDR_IN_LEN, 1, [Do we have sockaddr_in.sin_len?]) ],
509: [],
510: [
511: #include <sys/types.h>
512: #include <sys/socket.h>
513: #include <netinet/in.h>
514: ])
515:
516: AC_CHECK_MEMBER([struct sockaddr_un.sun_len],
517: [ AC_DEFINE(HAVE_SOCKADDR_UN_LEN, 1, [Do we have sockaddr_un.sun_len?]) ],
518: [],
519: [
520: #include <sys/types.h>
521: #include <sys/socket.h>
522: #include <netinet/in.h>
523: ])
524:
525: AC_CHECK_MEMBER([struct sockaddr_in6.sin6_scope_id],
526: [ AC_DEFINE(HAVE_SOCKADDR_IN6_SCOPE_ID, 1, [Do we have sockaddr_in6.sin6_scope_id?]) ],
527: [],
528: [
529: #include <sys/types.h>
530: #include <sys/socket.h>
531: #include <netinet/in.h>
532: ])
533:
534: AC_HAVE_TYPE([struct stat64], [#include <stdio.h>
535: #if HAVE_SYS_TYPES_H
536: # include <sys/types.h>
537: #endif
538: #if HAVE_SYS_STAT_H
539: # include <sys/stat.h>
540: #endif
541: #if STDC_HEADERS
542: # include <stdlib.h>
543: # include <stddef.h>
544: #else
545: # if HAVE_STDLIB_H
546: # include <stdlib.h>
547: # endif
548: #endif
549: ])
550:
551: # if we can't find strcasecmp, look in -lresolv (for Unixware at least)
552: #
553: AC_CHECK_FUNCS(strcasecmp)
554: if test x"$ac_cv_func_strcasecmp" = x"no"; then
555: AC_CHECK_LIB(resolv, strcasecmp)
556: fi
557:
558: AC_CHECK_FUNCS(aclsort)
559: if test x"$ac_cv_func_aclsort" = x"no"; then
560: AC_CHECK_LIB(sec, aclsort)
561: fi
562:
563: dnl At the moment we don't test for a broken memcmp(), because all we
564: dnl need to do is test for equality, not comparison, and it seems that
565: dnl every platform has a memcmp that can do at least that.
566: dnl AC_FUNC_MEMCMP
567:
568: AC_FUNC_UTIME_NULL
569: AC_FUNC_ALLOCA
570: AC_CHECK_FUNCS(waitpid wait4 getcwd strdup chown chmod lchmod mknod mkfifo \
571: fchmod fstat ftruncate strchr readlink link utime utimes lutimes strftime \
572: memmove lchown vsnprintf snprintf vasprintf asprintf setsid strpbrk \
573: strlcat strlcpy strtol mallinfo getgroups setgroups geteuid getegid \
574: setlocale setmode open64 lseek64 mkstemp64 mtrace va_copy __va_copy \
575: seteuid strerror putenv iconv_open locale_charset nl_langinfo getxattr \
576: extattr_get_link sigaction sigprocmask setattrlist \
577: utimensat)
578:
579: dnl cygwin iconv.h defines iconv_open as libiconv_open
580: if test x"$ac_cv_func_iconv_open" != x"yes"; then
581: AC_CHECK_FUNC(libiconv_open, [ac_cv_func_iconv_open=yes; AC_DEFINE(HAVE_ICONV_OPEN, 1)])
582: fi
583:
584: AC_CHECK_FUNCS(getpgrp tcgetpgrp)
585: if test $ac_cv_func_getpgrp = yes; then
586: AC_FUNC_GETPGRP
587: fi
588:
589: AC_ARG_ENABLE(iconv-open,
590: AC_HELP_STRING([--disable-iconv-open],
591: [disable all use of iconv_open() function]),
592: [], [enable_iconv_open=$ac_cv_func_iconv_open])
593:
594: if test x"$enable_iconv_open" != x"no"; then
595: AC_DEFINE(USE_ICONV_OPEN, 1, [Define to 1 if you want rsync to make use of iconv_open()])
596: fi
597:
598: AC_ARG_ENABLE(iconv,
599: AC_HELP_STRING([--disable-iconv],
600: [disable rsync's --iconv option]),
601: [], [enable_iconv=$enable_iconv_open])
602: AH_TEMPLATE([ICONV_OPTION],
603: [Define if you want the --iconv option. Specifing a value will set the
604: default iconv setting (a NULL means no --iconv processing by default).])
605: if test x"$enable_iconv" != x"no"; then
606: if test x"$enable_iconv" = x"yes"; then
607: AC_DEFINE(ICONV_OPTION, NULL)
608: else
609: AC_DEFINE_UNQUOTED(ICONV_OPTION, "$enable_iconv")
610: fi
611: AC_DEFINE(UTF8_CHARSET, "UTF-8", [String to pass to iconv() for the UTF-8 charset.])
612: fi
613:
614: AC_CACHE_CHECK([whether chown() modifies symlinks],rsync_cv_chown_modifies_symlink,[
615: AC_TRY_RUN([
616: #if HAVE_UNISTD_H
617: # include <unistd.h>
618: #endif
619: #include <stdlib.h>
620: #include <errno.h>
621: main() {
622: char const *dangling_symlink = "conftest.dangle";
623: unlink(dangling_symlink);
624: if (symlink("conftest.no-such", dangling_symlink) < 0) abort();
625: if (chown(dangling_symlink, getuid(), getgid()) < 0 && errno == ENOENT) exit(1);
626: exit(0);
627: }],
628: rsync_cv_chown_modifies_symlink=yes,rsync_cv_chown_modifies_symlink=no,rsync_cv_chown_modifies_symlink=no)])
629: if test $rsync_cv_chown_modifies_symlink = yes; then
630: AC_DEFINE(CHOWN_MODIFIES_SYMLINK, 1, [Define to 1 if chown modifies symlinks.])
631: fi
632:
633: AC_CACHE_CHECK([whether link() can hard-link symlinks],rsync_cv_can_hardlink_symlink,[
634: AC_TRY_RUN([
635: #if HAVE_UNISTD_H
636: # include <unistd.h>
637: #endif
638: #include <stdlib.h>
639: #include <errno.h>
640: #define FILENAME "conftest.dangle"
641: main() {
642: unlink(FILENAME);
643: if (symlink("conftest.no-such", FILENAME) < 0) abort();
644: if (link(FILENAME, FILENAME "2") < 0) exit(1);
645: exit(0);
646: }],
647: rsync_cv_can_hardlink_symlink=yes,rsync_cv_can_hardlink_symlink=no,rsync_cv_can_hardlink_symlink=no)])
648: if test $rsync_cv_can_hardlink_symlink = yes; then
649: AC_DEFINE(CAN_HARDLINK_SYMLINK, 1, [Define to 1 if link() can hard-link symlinks.])
650: fi
651:
652: AC_CACHE_CHECK([whether link() can hard-link special files],rsync_cv_can_hardlink_special,[
653: AC_TRY_RUN([
654: #if HAVE_UNISTD_H
655: # include <unistd.h>
656: #endif
657: #include <stdlib.h>
658: #include <errno.h>
659: #define FILENAME "conftest.fifi"
660: main() {
661: unlink(FILENAME);
662: if (mkfifo(FILENAME, 0777) < 0) abort();
663: if (link(FILENAME, FILENAME "2") < 0) exit(1);
664: exit(0);
665: }],
666: rsync_cv_can_hardlink_special=yes,rsync_cv_can_hardlink_special=no,rsync_cv_can_hardlink_special=no)])
667: if test $rsync_cv_can_hardlink_special = yes; then
668: AC_DEFINE(CAN_HARDLINK_SPECIAL, 1, [Define to 1 if link() can hard-link special files.])
669: fi
670:
671: AC_CACHE_CHECK([for working socketpair],rsync_cv_HAVE_SOCKETPAIR,[
672: AC_TRY_RUN([
673: #include <sys/types.h>
674: #include <sys/socket.h>
675:
676: main() {
677: int fd[2];
678: #ifdef __CYGWIN__
679: exit(1);
680: #else
681: exit((socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1);
682: #endif
683: }],
684: rsync_cv_HAVE_SOCKETPAIR=yes,rsync_cv_HAVE_SOCKETPAIR=no,rsync_cv_HAVE_SOCKETPAIR=cross)])
685: if test x"$rsync_cv_HAVE_SOCKETPAIR" = x"yes"; then
686: AC_DEFINE(HAVE_SOCKETPAIR, 1, [Define to 1 if you have the "socketpair" function])
687: fi
688:
689: if test x"$with_included_popt" != x"yes"; then
690: AC_CHECK_LIB(popt, poptGetContext, , [with_included_popt=yes])
691: fi
692: if test x"$ac_cv_header_popt_popt_h" = x"yes"; then
693: # If the system has /usr/include/popt/popt.h, we enable the
694: # included popt because an attempt to "#include <popt/popt.h>"
695: # would use our included header file anyway (due to -I.), and
696: # might conflict with the system popt.
697: with_included_popt=yes
698: elif test x"$ac_cv_header_popt_h" != x"yes"; then
699: with_included_popt=yes
700: fi
701:
702: AC_MSG_CHECKING([whether to use included libpopt])
703: if test x"$with_included_popt" = x"yes"; then
704: AC_MSG_RESULT($srcdir/popt)
705: BUILD_POPT='$(popt_OBJS)'
706: CFLAGS="$CFLAGS -I$srcdir/popt"
707: if test x"$ALLOCA" != x
708: then
709: # this can be removed when/if we add an included alloca.c;
710: # see autoconf documentation on AC_FUNC_ALLOCA
711: AC_MSG_WARN([included libpopt will use malloc, not alloca (which wastes a small amount of memory)])
712: fi
713: else
714: AC_MSG_RESULT(no)
715: fi
716:
717: AC_CACHE_CHECK([for unsigned char],rsync_cv_SIGNED_CHAR_OK,[
718: AC_TRY_COMPILE([],[signed char *s = ""],
719: rsync_cv_SIGNED_CHAR_OK=yes,rsync_cv_SIGNED_CHAR_OK=no)])
720: if test x"$rsync_cv_SIGNED_CHAR_OK" = x"yes"; then
721: AC_DEFINE(SIGNED_CHAR_OK, 1, [Define to 1 if "signed char" is a valid type])
722: fi
723:
724: AC_CACHE_CHECK([for broken readdir],rsync_cv_HAVE_BROKEN_READDIR,[
725: AC_TRY_RUN([#include <sys/types.h>
726: #include <dirent.h>
727: main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
728: if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
729: di->d_name[0] == 0) exit(0); exit(1);} ],
730: rsync_cv_HAVE_BROKEN_READDIR=yes,rsync_cv_HAVE_BROKEN_READDIR=no,rsync_cv_HAVE_BROKEN_READDIR=cross)])
731: if test x"$rsync_cv_HAVE_BROKEN_READDIR" = x"yes"; then
732: AC_DEFINE(HAVE_BROKEN_READDIR, 1, [Define to 1 if readdir() is broken])
733: fi
734:
735: AC_CACHE_CHECK([for utimbuf],rsync_cv_HAVE_STRUCT_UTIMBUF,[
736: AC_TRY_COMPILE([#include <sys/types.h>
737: #include <utime.h>],
738: [struct utimbuf tbuf; tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
739: rsync_cv_HAVE_STRUCT_UTIMBUF=yes,rsync_cv_HAVE_STRUCT_UTIMBUF=no)])
740: if test x"$rsync_cv_HAVE_STRUCT_UTIMBUF" = x"yes"; then
741: AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if you have the "struct utimbuf" type])
742: fi
743:
744: AC_CACHE_CHECK([if gettimeofday takes tz argument],rsync_cv_HAVE_GETTIMEOFDAY_TZ,[
745: AC_TRY_COMPILE([#include <sys/time.h>
746: #include <unistd.h>],
747: [struct timeval tv; exit(gettimeofday(&tv, NULL));],
748: rsync_cv_HAVE_GETTIMEOFDAY_TZ=yes,rsync_cv_HAVE_GETTIMEOFDAY_TZ=no)])
749: if test x"$rsync_cv_HAVE_GETTIMEOFDAY_TZ" != x"no"; then
750: AC_DEFINE(HAVE_GETTIMEOFDAY_TZ, 1, [Define to 1 if gettimeofday() takes a time-zone arg])
751: fi
752:
753: AC_CACHE_CHECK([for C99 vsnprintf],rsync_cv_HAVE_C99_VSNPRINTF,[
754: AC_TRY_RUN([
755: #include <sys/types.h>
756: #include <stdarg.h>
757: void foo(const char *format, ...) {
758: va_list ap;
759: int len;
760: char buf[5];
761:
762: va_start(ap, format);
763: len = vsnprintf(0, 0, format, ap);
764: va_end(ap);
765: if (len != 5) exit(1);
766:
767: if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
768:
769: exit(0);
770: }
771: main() { foo("hello"); }
772: ],
773: rsync_cv_HAVE_C99_VSNPRINTF=yes,rsync_cv_HAVE_C99_VSNPRINTF=no,rsync_cv_HAVE_C99_VSNPRINTF=cross)])
774: if test x"$rsync_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
775: AC_DEFINE(HAVE_C99_VSNPRINTF, 1, [Define to 1 if vsprintf has a C99-compatible return value])
776: fi
777:
778:
779: AC_CACHE_CHECK([for secure mkstemp],rsync_cv_HAVE_SECURE_MKSTEMP,[
780: AC_TRY_RUN([#include <stdlib.h>
781: #include <sys/types.h>
782: #include <sys/stat.h>
783: #include <unistd.h>
784: main() {
785: struct stat st;
786: char tpl[20]="/tmp/test.XXXXXX";
787: int fd = mkstemp(tpl);
788: if (fd == -1) exit(1);
789: unlink(tpl);
790: if (fstat(fd, &st) != 0) exit(1);
791: if ((st.st_mode & 0777) != 0600) exit(1);
792: exit(0);
793: }],
794: rsync_cv_HAVE_SECURE_MKSTEMP=yes,
795: rsync_cv_HAVE_SECURE_MKSTEMP=no,
796: rsync_cv_HAVE_SECURE_MKSTEMP=cross)])
797: if test x"$rsync_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
798: case $host_os in
799: hpux*)
800: dnl HP-UX has a broken mkstemp() implementation they refuse to fix,
801: dnl so we noisily skip using it. See HP change request JAGaf34426
802: dnl for details. (sbonds)
803: AC_MSG_WARN(Skipping broken HP-UX mkstemp() -- using mktemp() instead)
804: ;;
805: *)
806: AC_DEFINE(HAVE_SECURE_MKSTEMP, 1, [Define to 1 if mkstemp() is available and works right])
807: ;;
808: esac
809: fi
810:
811:
812: AC_CACHE_CHECK([if mknod creates FIFOs],rsync_cv_MKNOD_CREATES_FIFOS,[
813: AC_TRY_RUN([
814: #include <stdio.h>
815: #include <sys/stat.h>
816: #include <errno.h>
817: main() { int rc, ec; char *fn = "fifo-test";
818: unlink(fn); rc = mknod(fn,S_IFIFO,0600); ec = errno; unlink(fn);
819: if (rc) {printf("(%d %d) ",rc,ec); return ec;}
820: return 0;}],
821: rsync_cv_MKNOD_CREATES_FIFOS=yes,rsync_cv_MKNOD_CREATES_FIFOS=no,rsync_cv_MKNOD_CREATES_FIFOS=cross)])
822: if test x"$rsync_cv_MKNOD_CREATES_FIFOS" = x"yes"; then
823: AC_DEFINE(MKNOD_CREATES_FIFOS, 1, [Define to 1 if mknod() can create FIFOs.])
824: fi
825:
826: AC_CACHE_CHECK([if mknod creates sockets],rsync_cv_MKNOD_CREATES_SOCKETS,[
827: AC_TRY_RUN([
828: #include <stdio.h>
829: #include <sys/stat.h>
830: #include <errno.h>
831: main() { int rc, ec; char *fn = "sock-test";
832: unlink(fn); rc = mknod(fn,S_IFSOCK,0600); ec = errno; unlink(fn);
833: if (rc) {printf("(%d %d) ",rc,ec); return ec;}
834: return 0;}],
835: rsync_cv_MKNOD_CREATES_SOCKETS=yes,rsync_cv_MKNOD_CREATES_SOCKETS=no,rsync_cv_MKNOD_CREATES_SOCKETS=cross)])
836: if test x"$rsync_cv_MKNOD_CREATES_SOCKETS" = x"yes"; then
837: AC_DEFINE(MKNOD_CREATES_SOCKETS, 1, [Define to 1 if mknod() can create sockets.])
838: fi
839:
840: #
841: # The following test was mostly taken from the tcl/tk plus patches
842: #
843: AC_CACHE_CHECK([whether -c -o works],rsync_cv_DASHC_WORKS_WITH_DASHO,[
844: rm -rf conftest*
845: cat > conftest.$ac_ext <<EOF
846: int main() { return 0; }
847: EOF
848: ${CC-cc} -c -o conftest..o conftest.$ac_ext
849: if test -f conftest..o; then
850: rsync_cv_DASHC_WORKS_WITH_DASHO=yes
851: else
852: rsync_cv_DASHC_WORKS_WITH_DASHO=no
853: fi
854: rm -rf conftest*
855: ])
856: if test x"$rsync_cv_DASHC_WORKS_WITH_DASHO" = x"yes"; then
857: OBJ_SAVE="#"
858: OBJ_RESTORE="#"
859: CC_SHOBJ_FLAG='-o $@'
860: else
861: OBJ_SAVE=' @b=`basename $@ .o`;rm -f $$b.o.sav;if test -f $$b.o; then mv $$b.o $$b.o.sav;fi;'
862: 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'
863: CC_SHOBJ_FLAG=""
864: fi
865:
866: AC_SUBST(OBJ_SAVE)
867: AC_SUBST(OBJ_RESTORE)
868: AC_SUBST(CC_SHOBJ_FLAG)
869: AC_SUBST(BUILD_POPT)
870: AC_SUBST(MAKE_MAN)
871:
872: AC_CHECK_FUNCS(_acl __acl _facl __facl)
873: #################################################
874: # check for ACL support
875:
876: AC_MSG_CHECKING([whether to support ACLs])
877: AC_ARG_ENABLE(acl-support,
878: AC_HELP_STRING([--disable-acl-support],
879: [disable ACL support]))
880:
881: if test x"$enable_acl_support" = x"no"; then
882: AC_MSG_RESULT(no)
883: else
884: case "$host_os" in
885: *sysv5*)
886: AC_MSG_RESULT(Using UnixWare ACLs)
887: AC_DEFINE(HAVE_UNIXWARE_ACLS, 1, [true if you have UnixWare ACLs])
888: AC_DEFINE(SUPPORT_ACLS, 1, [Define to 1 to add support for ACLs])
889: ;;
890: *solaris*|*cygwin*)
891: AC_MSG_RESULT(Using solaris ACLs)
892: AC_DEFINE(HAVE_SOLARIS_ACLS, 1, [true if you have solaris ACLs])
893: AC_DEFINE(SUPPORT_ACLS, 1)
894: ;;
895: *hpux*)
896: AC_MSG_RESULT(Using HPUX ACLs)
897: AC_DEFINE(HAVE_HPUX_ACLS, 1, [true if you have HPUX ACLs])
898: AC_DEFINE(SUPPORT_ACLS, 1)
899: ;;
900: *irix*)
901: AC_MSG_RESULT(Using IRIX ACLs)
902: AC_DEFINE(HAVE_IRIX_ACLS, 1, [true if you have IRIX ACLs])
903: AC_DEFINE(SUPPORT_ACLS, 1)
904: ;;
905: *aix*)
906: AC_MSG_RESULT(Using AIX ACLs)
907: AC_DEFINE(HAVE_AIX_ACLS, 1, [true if you have AIX ACLs])
908: AC_DEFINE(SUPPORT_ACLS, 1)
909: ;;
910: *osf*)
911: AC_MSG_RESULT(Using Tru64 ACLs)
912: AC_DEFINE(HAVE_TRU64_ACLS, 1, [true if you have Tru64 ACLs])
913: AC_DEFINE(SUPPORT_ACLS, 1)
914: LIBS="$LIBS -lpacl"
915: ;;
916: darwin*)
917: AC_MSG_RESULT(Using OS X ACLs)
918: AC_DEFINE(HAVE_OSX_ACLS, 1, [true if you have Mac OS X ACLs])
919: AC_DEFINE(SUPPORT_ACLS, 1)
920: ;;
921: *)
922: AC_MSG_RESULT(running tests:)
923: AC_CHECK_LIB(acl,acl_get_file)
924: AC_CACHE_CHECK([for ACL support],samba_cv_HAVE_POSIX_ACLS,[
925: AC_TRY_LINK([#include <sys/types.h>
926: #include <sys/acl.h>],
927: [ acl_t acl; int entry_id; acl_entry_t *entry_p; return acl_get_entry( acl, entry_id, entry_p);],
928: samba_cv_HAVE_POSIX_ACLS=yes,samba_cv_HAVE_POSIX_ACLS=no)])
929: AC_MSG_CHECKING(ACL test results)
930: if test x"$samba_cv_HAVE_POSIX_ACLS" = x"yes"; then
931: AC_MSG_RESULT(Using posix ACLs)
932: AC_DEFINE(HAVE_POSIX_ACLS, 1, [true if you have posix ACLs])
933: AC_DEFINE(SUPPORT_ACLS, 1)
934: AC_CACHE_CHECK([for acl_get_perm_np],samba_cv_HAVE_ACL_GET_PERM_NP,[
935: AC_TRY_LINK([#include <sys/types.h>
936: #include <sys/acl.h>],
937: [ acl_permset_t permset_d; acl_perm_t perm; return acl_get_perm_np( permset_d, perm);],
938: samba_cv_HAVE_ACL_GET_PERM_NP=yes,samba_cv_HAVE_ACL_GET_PERM_NP=no)])
939: if test x"$samba_cv_HAVE_ACL_GET_PERM_NP" = x"yes"; then
940: AC_DEFINE(HAVE_ACL_GET_PERM_NP, 1, [true if you have acl_get_perm_np])
941: fi
942: else
943: if test x"$enable_acl_support" = x"yes"; then
944: AC_MSG_ERROR(Failed to find ACL support)
945: else
946: AC_MSG_RESULT(No ACL support found)
947: fi
948: fi
949: ;;
950: esac
951: fi
952:
953: #################################################
954: # check for extended attribute support
955: AC_MSG_CHECKING(whether to support extended attributes)
956: AC_ARG_ENABLE(xattr-support,
957: AC_HELP_STRING([--disable-xattr-support],
958: [disable extended attributes]),
959: [], [case "$ac_cv_func_getxattr$ac_cv_func_extattr_get_link" in
960: *yes*) enable_xattr_support=maybe ;;
961: *) enable_xattr_support=no ;;
962: esac])
963: AH_TEMPLATE([SUPPORT_XATTRS],
964: [Define to 1 to add support for extended attributes])
965: if test x"$enable_xattr_support" = x"no"; then
966: AC_MSG_RESULT(no)
967: else
968: case "$host_os" in
969: *linux*)
970: AC_MSG_RESULT(Using Linux xattrs)
971: AC_DEFINE(HAVE_LINUX_XATTRS, 1, [True if you have Linux xattrs])
972: AC_DEFINE(SUPPORT_XATTRS, 1)
973: ;;
974: darwin*)
975: AC_MSG_RESULT(Using OS X xattrs)
976: AC_DEFINE(HAVE_OSX_XATTRS, 1, [True if you have Mac OS X xattrs])
977: AC_DEFINE(SUPPORT_XATTRS, 1)
978: AC_DEFINE(NO_DEVICE_XATTRS, 1, [True if device files do not support xattrs])
979: AC_DEFINE(NO_SPECIAL_XATTRS, 1, [True if special files do not support xattrs])
980: ;;
981: freebsd*)
982: AC_MSG_RESULT(Using FreeBSD extattrs)
983: AC_DEFINE(HAVE_FREEBSD_XATTRS, 1, [True if you have FreeBSD xattrs])
984: AC_DEFINE(SUPPORT_XATTRS, 1)
985: ;;
986: solaris*)
987: # Better Solaris support coming in 3.1.0...
988: AC_DEFINE(NO_SYMLINK_XATTRS, 1, [True if symlinks do not support xattrs])
989: ;;
990: *)
991: if test x"$enable_xattr_support" = x"yes"; then
992: AC_MSG_ERROR(Failed to find extended attribute support)
993: else
994: AC_MSG_RESULT(No extended attribute support found)
995: fi
996: ;;
997: esac
998: fi
999:
1000: if test x"$enable_acl_support" = x"no" -o x"$enable_xattr_support" = x"no" -o x"$enable_iconv" = x"no"; then
1001: AC_MSG_CHECKING([whether $CC supports -Wno-unused-parameter])
1002: OLD_CFLAGS="$CFLAGS"
1003: CFLAGS="$CFLAGS -Wno-unused-parameter"
1004: AC_TRY_LINK([#include <stdio.h>], [printf("hello\n");], [rsync_warn_flag=yes], [rsync_warn_flag=no])
1005: AC_MSG_RESULT([$rsync_warn_flag])
1006: if test x"$rsync_warn_flag" = x"no"; then
1007: CFLAGS="$OLD_CFLAGS"
1008: fi
1009: fi
1010:
1011: case "$CC" in
1012: ' checker'*|checker*)
1013: AC_DEFINE(FORCE_FD_ZERO_MEMSET, 1, [Used to make "checker" understand that FD_ZERO() clears memory.])
1014: ;;
1015: esac
1016:
1017: AC_CONFIG_FILES([Makefile lib/dummy zlib/dummy popt/dummy shconfig])
1018: AC_OUTPUT
1019:
1020: AC_MSG_RESULT()
1021: AC_MSG_RESULT([ rsync ${RSYNC_VERSION} configuration successful])
1022: AC_MSG_RESULT()
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