2 dnl configure.in -- autoconf template for nmh
7 dnl 2.13 definitely chokes; 2.53 is the earliest version I've tested.
8 dnl 2.50 is the major breakpoint between the old autoconf and the new,
9 dnl so require that. If there are bug reports about 2.50-2.52 not working
10 dnl we can always move this up a little.
13 AC_INIT(nmh, m4_normalize(m4_include([VERSION])))
14 AC_CONFIG_SRCDIR(h/nmh.h)
15 AC_CONFIG_HEADER(config.h)
19 dnl ---------------------
20 dnl define a macro or two
21 dnl ---------------------
23 AC_DEFUN(NMH_PROG_GNU_LIBTOOL, [
24 if test -n "$LIBTOOL" ; then
25 tmptest=`$LIBTOOL --version 2>&1 | grep GNU`
26 if test x"$tmptest" != x ; then
28 AC_SUBST(GNU_LIBTOOL)dnl
33 echo "configuring for AC_PACKAGE_NAME-AC_PACKAGE_VERSION"
34 AC_SUBST(VERSION,AC_PACKAGE_VERSION)dnl
36 dnl What date of nmh are we building?
37 DATE=`cat ${srcdir}/DATE`
38 echo "configuring for nmh dated $DATE"
41 dnl --------------------------
42 dnl CHECK COMMAND LINE OPTIONS
43 dnl --------------------------
45 dnl Do you want client-side support for apop?
47 [ --enable-apop enable client-side support for POP3 and APOP])
48 if test x"$enable_apop" = x"yes"; then
55 dnl Do you want to debug nmh?
57 [ --enable-debug enable nmh code debugging])
58 dnl The old redundant --enable-nmh-debug is deprecated and undocumented.
59 if test x"$enable_nmh_debug" = x"yes"; then
63 dnl Allow users to send email from addresses other than their default?
64 AC_ARG_ENABLE(masquerade,
65 [ --enable-masquerade[='draft_from mmailid username_extension']
66 enable up to 3 types of address masquerading [none]],
67 [if test x"$enable_masquerade" = x"yes"; then
68 masquerade="draft_from mmailid username_extension"
70 masquerade="$enable_masquerade"
72 AC_SUBST(masquerade)dnl
74 dnl Do you want mhe support?
76 [ --enable-mhe enable mhe support (DEFAULT)])
78 dnl mhe support is on by default, so define it unless --disable-mhe or the
79 dnl deprecated, undocumented --disable-nmh-mhe are specified.
80 if test x"$enable_mhe" != x"no" -a x"$enable_nmh_mhe" != x"no"; then
84 dnl Do you want client-side support for pop?
86 [ --enable-pop enable client-side support for plain POP3])
87 dnl The old redundant --enable-nmh-pop is deprecated and undocumented.
88 if test x"$enable_nmh_pop" = x"yes"; then
92 dnl Do you want client-side support for using SASL for authentication?
93 dnl Note that this code will be enabled for both POP and SMTP
94 AC_ARG_WITH(cyrus-sasl,
95 [ --with-cyrus-sasl=<dir> Specify location of Cyrus SASL library for auth])
96 if test x"$with_cyrus_sasl" != x -a x"$with_cyrus_sasl" != x"no"; then
97 AC_DEFINE(CYRUS_SASL)dnl
103 dnl What should be the default editor?
105 [ --with-editor=EDITOR specify the default editor])
107 if test -n "$with_editor"; then
108 editorpath="$with_editor"
111 dnl Set the backup prefix
112 AC_ARG_WITH([hash-backup],
113 [ --with-hash-backup use # as the backup prefix (default: ,)])
114 if test x"$with_hash_backup" != x -a x"$with_hash_backup" != x"no"; then
119 AC_DEFINE_UNQUOTED(BACKUP_PREFIX, "$backup_prefix")dnl
121 dnl Do you want support for hesiod
123 [ --with-hesiod=PREFIX specify location of Hesiod])
124 if test x"$with_hesiod" != x -a x"$with_hesiod" != x"no"; then
128 dnl Do you want client-side support for kpop
130 [ --with-krb4=PREFIX specify location of Kerberos V4 for KPOP support])
131 if test x"$with_krb4" != x -a x"$with_krb4" != x"no"; then
134 AC_DEFINE(KPOP_PRINCIPAL, "pop")dnl
137 dnl After we know if we're including apop and kpop support, do pop stuff
138 if test x"$enable_pop" = x"yes"; then
141 POPSED='/^%nmhbeginpop%/d;/^%nmhendpop%/d'
143 POPSED='/^%nmhbeginpop%/,/^%nmhendpop%/d'
148 dnl What method of locking to use?
150 [ --with-locking=LOCKTYPE specify the file locking method
151 (one of dot, fcntl, flock, lockf)])
153 if test x"$with_locking" = x"dot"; then
155 AC_DEFINE(DOT_LOCKING)dnl
156 elif test x"$with_locking" = x"flock"; then
158 AC_DEFINE(FLOCK_LOCKING)dnl
159 elif test x"$with_locking" = x"lockf"; then
161 AC_DEFINE(LOCKF_LOCKING)dnl
162 elif test x"$with_locking" = x"fcntl"; then
164 AC_DEFINE(FCNTL_LOCKING)dnl
167 AC_DEFINE(DOT_LOCKING)dnl
170 dnl What method of posting should post use?
172 [ --with-mts=MTS specify the default mail transport agent/service])
174 if test x"$with_mts" = x"smtp"; then
176 elif test x"$with_mts" = x"sendmail"; then
183 dnl Both the smtp and sendmail mail transport services use the smtp code
184 AC_DEFINE(SMTPMTS)dnl
186 dnl What should be the default pager?
188 [ --with-pager=PAGER specify the default pager])
190 if test -n "$with_pager"; then
191 pagerpath="$with_pager"
194 dnl What should be the default mail server(s)?
195 AC_ARG_WITH(smtpservers,
196 [ --with-smtpservers='SMTPSERVER1[ SMTPSERVER2...]'
197 specify the default SMTP server(s) [localhost]])
198 if test -n "$with_smtpservers"; then
199 smtpservers="$with_smtpservers"
201 smtpservers="localhost"
203 AC_SUBST(smtpservers)dnl
205 dnl ----------------------------------------------------
206 dnl Default location is /usr/local/nmh/{bin,etc,lib,man}
207 dnl ----------------------------------------------------
208 AC_PREFIX_DEFAULT(/usr/local/nmh)
210 dnl ------------------
211 dnl CHECK THE COMPILER
212 dnl ------------------
213 dnl We want these before the checks,
214 dnl so the checks can modify their values.
215 test -z "$CFLAGS" && CFLAGS= auto_cflags=1
216 if test x"$enable_debug" = x"yes"; then
217 test -z "$LDFLAGS" && LDFLAGS=-g
222 dnl if the user hasn't specified CFLAGS, then
223 dnl if compiler is gcc, then
224 dnl use -O2 and some warning flags
226 if test -n "$auto_cflags"; then
227 if test x"$enable_debug" = x"yes"; then
228 if test -n "$GCC"; then
229 test -z "$CFLAGS" && CFLAGS="-Wall -g" || CFLAGS="$CFLAGS -Wall -g"
231 test -z "$CFLAGS" && CFLAGS=-g || CFLAGS="$CFLAGS -g"
234 if test -z "$LDFLAGS"; then
244 if test -n "$GCC"; then
245 test -z "$CFLAGS" && CFLAGS="-Wall -O2" || CFLAGS="$CFLAGS -Wall -O2"
247 test -z "$CFLAGS" && CFLAGS=-O || CFLAGS="$CFLAGS -O"
252 AC_C_CONST dnl Does compiler support `const'.
254 dnl ------------------
255 dnl CHECK FOR PROGRAMS
256 dnl ------------------
257 AC_PROG_MAKE_SET dnl Does make define $MAKE
258 AC_PROG_INSTALL dnl Check for BSD compatible `install'
259 AC_PROG_RANLIB dnl Check for `ranlib'
260 AC_PROG_AWK dnl Check for mawk,gawk,nawk, then awk
261 AC_PROG_LEX dnl Check for lex/flex
264 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
265 AC_PATH_PROG(cutpath, cut, no, [$pathtmp])
267 dnl ----------------------------------------------
268 dnl check for lclint, and lint if it doesn't exist
269 dnl ----------------------------------------------
270 AC_CHECK_PROG(linttmp1, lclint, lclint, no)dnl
271 if test x$ac_cv_prog_linttmp1 != xno ; then
272 LINT=$ac_cv_prog_linttmp1
273 LINTFLAGS="-weak +posixlib -macrovarprefixexclude"
275 AC_CHECK_PROG(linttmp2, lint, lint, no)dnl
276 if test x$ac_cv_prog_linttmp2 != xno ; then
277 LINT=$ac_cv_prog_linttmp2
280 LINT="echo 'No lint program found'"
285 AC_SUBST(LINTFLAGS)dnl
287 dnl try to figure out which one we've got
288 AC_CHECK_PROG(LIBTOOL, libtool, libtool, , [$pathtmp])
291 dnl Check for lorder and tsort commands
292 AC_CHECK_PROG(LORDER, lorder, lorder, no)dnl
293 AC_CHECK_PROG(TSORT, tsort, tsort, no)dnl
295 dnl If either doesn't exist, replace them with echo and cat
296 if test x$ac_cv_prog_LORDER != xlorder -o x$ac_cv_prog_TSORT != xtsort; then
301 dnl Mac OS X has lorder, but sh is too broken for it to work
302 dnl elif test -z "`lorder config/config.c 2>&1 | grep config/config.c`" ; then
305 dnl AC_SUBST(LORDER)dnl
306 dnl AC_SUBST(TSORT)dnl
309 dnl Check whether tsort can deal with loops
310 AC_CACHE_CHECK(whether tsort can deal with loops, nmh_cv_tsort_loop,
311 [if test -z "`echo a b b a | tsort 2>/dev/null | grep a`" ; then
314 nmh_cv_tsort_loop=yes
316 if test x$nmh_cv_tsort_loop = xno ; then
324 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
325 AC_PATH_PROG(lspath, ls, no, [$pathtmp])
327 dnl See how we get ls to display the owner and the group
328 if test "$lspath" != "no"; then
329 AC_CACHE_CHECK(how to get ls to show us the group ownership of a file,
331 [if test x"`$lspath -dl / | $AWK '{print $9}'`" = x"/"; then
332 dnl There were 9 parameters, so unless this is a really bizarre, nonstandard
333 dnl ls, it would seem -l gave us both the user and group. On this type of
334 dnl ls, -g makes _only_ the group be displayed (and not the user).
335 nmh_cv_ls_grpopt="-l"
337 dnl Looks like -l only gave us the user, so we need -g to get the group too.
338 nmh_cv_ls_grpopt="-lg"
343 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
344 AC_PATH_PROG(morepath, more, no, [$pathtmp])
346 dnl If pager is not specified yet,
347 dnl then use `more' as the default.
348 if test -z "$pagerpath"; then
349 pagerpath="$morepath"
351 AC_SUBST(pagerpath)dnl
353 dnl Look for `sendmail'
354 pathtmp=/usr/lib:/usr/sbin:/usr/etc:/usr/ucblib:/usr/bin:/bin
355 AC_PATH_PROG(sendmailpath, sendmail, /usr/sbin/sendmail, [$pathtmp])
358 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
359 AC_PATH_PROG(vipath, vi, /bin/vi, [$pathtmp])
361 dnl If editor is not specified yet,
362 dnl then use `vi' as the default.
363 if test -z "$editorpath"; then
366 AC_SUBST(editorpath)dnl
368 dnl Check for broken vi
369 AC_CACHE_CHECK(for broken vi, nmh_cv_attvibug,
370 [if echo 'r /nonexist-file
378 if test "$nmh_cv_attvibug" = yes; then
379 AC_DEFINE(ATTVIBUG)dnl
382 dnl ----------------------------------------------------------
383 dnl FIND MAIL SPOOL AND SEE IF WE NEED TO MAKE inc SETGID MAIL
384 dnl ----------------------------------------------------------
385 AC_CACHE_CHECK(where mail spool is located, nmh_cv_mailspool,
386 [for mailspool in /var/mail dnl
389 /dev/null; dnl Just in case we fall through
391 test -d $mailspool && break
393 nmh_cv_mailspool=$mailspool
395 mailspool=$nmh_cv_mailspool
396 AC_SUBST(mailspool)dnl
398 dnl See whether the mail spool directory is world-writable.
399 if test "$lspath" != "no" -a "$cutpath" != "no"; then
400 AC_CACHE_CHECK(whether the mail spool is world-writable,
401 nmh_cv_mailspool_world_writable,
402 [if test "`$lspath -dlL $mailspool | $cutpath -c9`" = "-"; then
403 nmh_cv_mailspool_world_writable=no
405 nmh_cv_mailspool_world_writable=yes
409 dnl Also, check for liblockfile (as found on Debian systems)
410 AC_CHECK_HEADER(lockfile.h, AC_CHECK_LIB(lockfile, lockfile_create) )
412 dnl and whether its companion program dotlockfile is setgid
413 AC_PATH_PROG(dotlockfilepath, dotlockfile, no)
414 if test "$ac_cv_lib_lockfile_lockfile_create" != "no" ; then
415 if test "$ac_cv_path_dotlockfilepath" != "no" ; then
416 AC_CACHE_CHECK(whether dotlockfile is setgid, nmh_cv_dotlockfile_setgid,
417 [ if test -g "$ac_cv_path_dotlockfilepath" ; then
418 nmh_cv_dotlockfile_setgid=yes
420 nmh_cv_dotlockfile_setgid=no
425 dnl If mailspool is not world-writable and dotlockfile is not setgid,
426 dnl we need to #define MAILGROUP to 1 and make inc setgid.
427 if test x"$nmh_cv_mailspool_world_writable" = x"no" -a x"$nmh_cv_dotlockfile_setgid" != x"yes" ; then
428 dnl do we really need both of these?
429 AC_DEFINE(MAILGROUP)dnl
432 AC_SUBST(SETGID_MAIL)dnl
434 dnl Use ls to see which group owns the mail spool directory.
435 AC_CACHE_CHECK(what group owns the mail spool, nmh_cv_ls_mail_grp,
436 [nmh_cv_ls_mail_grp=`$lspath -dL $nmh_cv_ls_grpopt $mailspool|$AWK '{print $4}'`
438 MAIL_SPOOL_GRP=$nmh_cv_ls_mail_grp
439 AC_SUBST(MAIL_SPOOL_GRP)dnl
441 dnl ------------------
442 dnl CHECK HEADER FILES
443 dnl ------------------
449 AC_CHECK_HEADERS(string.h memory.h stdlib.h unistd.h errno.h fcntl.h \
450 limits.h crypt.h termcap.h termio.h termios.h locale.h \
451 langinfo.h wchar.h wctype.h iconv.h netdb.h \
452 sys/param.h sys/time.h sys/utsname.h sys/stream.h \
453 arpa/inet.h arpa/ftp.h)
455 AC_CACHE_CHECK(POSIX termios, nmh_cv_sys_posix_termios,
456 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
458 #include <termios.h>]],
459 [[/* SunOS 4.0.3 has termios.h but not the library calls. */
460 tcgetattr(0, 0);]])],
461 nmh_cv_sys_posix_termios=yes, nmh_cv_sys_posix_termios=no)])
463 if test $nmh_cv_sys_posix_termios = yes; then
464 AC_CACHE_CHECK(TIOCGWINSZ in termios.h,
465 nmh_cv_header_termios_h_tiocgwinsz,
466 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
467 #include <termios.h>]],
468 [[int x = TIOCGWINSZ;]])],
469 nmh_cv_header_termios_h_tiocgwinsz=yes,nmh_cv_header_termios_h_tiocgwinsz=no)])
471 nmh_cv_header_termios_h_tiocgwinsz=no
474 if test $nmh_cv_header_termios_h_tiocgwinsz = no; then
475 AC_CACHE_CHECK(TIOCGWINSZ in sys/ioctl.h,
476 nmh_cv_header_sys_ioctl_h_tiocgwinsz,
477 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
478 #include <sys/ioctl.h>]],
479 [[int x = TIOCGWINSZ;]])],
480 nmh_cv_header_sys_ioctl_h_tiocgwinsz=yes,nmh_cv_header_sys_ioctl_h_tiocgwinsz=no)])
481 if test $nmh_cv_header_sys_ioctl_h_tiocgwinsz = yes; then
482 AC_DEFINE(GWINSZ_IN_SYS_IOCTL)dnl
487 dnl Checks for _IO_write_ptr. A Linuxism used by nmh on linux. We
488 dnl really use a whole set of them, but this check should be
491 AC_CHECK_HEADER(libio.h, [
492 AC_EGREP_HEADER(_IO_write_ptr, libio.h, [
493 AC_DEFINE(LINUX_STDIO) ]) ])
495 AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM),,
496 [[#if HAVE_SYS_STREAM_H
497 # include <sys/stream.h>
505 AC_CHECK_LIB(mkstemp,mkstemp)
506 AC_CHECK_FUNCS(waitpid wait3 sigaction sigprocmask sigblock sigsetmask \
507 sighold sigrelse writev lstat uname tzset killpg mkstemp \
508 sethostent getutent nl_langinfo mbtowc wcwidth)
510 dnl solaris screws this up
511 AC_CHECK_FUNC(gethostbyname, [AC_DEFINE(HAVE_GETHOSTBYNAME)],
512 AC_CHECK_LIB(nsl, gethostbyname, [AC_DEFINE(HAVE_GETHOSTBYNAME)] ) )
514 dnl sigsetjmp may be a macro
515 AC_MSG_CHECKING(for sigsetjmp)
516 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <setjmp.h>]],
517 [[sigsetjmp((void *)0, 0);]])],[AC_DEFINE(HAVE_SIGSETJMP) AC_MSG_RESULT(yes)],
520 AC_REPLACE_FUNCS(snprintf strdup)
522 dnl Look for the initgroups() declaration. On AIX 4.[13], Solaris 4.1.3, and
523 dnl ULTRIX 4.2A the function is defined in libc but there's no declaration in
524 dnl any system header.
526 dnl On Solaris 2.[456], the declaration is in <grp.h>. On HP-UX 9-11 and
527 dnl (reportedly) FreeBSD 3.[23], it's in <unistd.h>. Any other locations we
529 AC_EGREP_HEADER(initgroups, grp.h, AC_DEFINE(INITGROUPS_HEADER, <grp.h>),
530 AC_EGREP_HEADER(initgroups, unistd.h,
531 AC_DEFINE(INITGROUPS_HEADER, <unistd.h>)))
533 dnl On AIX 4.1, snprintf() is defined in libc.a but there's no prototype in
534 dnl <stdio.h> or elsewhere. Apparently it's not officially supported (though it
535 dnl seems to work perfectly and IBM apparently uses it in internal code).
536 dnl Anyhow, if we omit our own snprintf() and vsnprintf() prototypes when we
537 dnl HAVE_SNPRINTF, we get a billion warnings at compile time. Use the C
538 dnl preprocessor to preprocess stdio.h and make sure that there's actually a
540 AC_EGREP_HEADER(snprintf, stdio.h, AC_DEFINE(HAVE_SNPRINTF_PROTOTYPE))
542 dnl Check for multibyte character set support
543 if test "x$ac_cv_header_wchar_h" = "xyes" -a "x$ac_cv_header_wctype_h" = "xyes" \
544 -a "x$ac_cv_func_wcwidth" = "xyes" -a "x$ac_cv_func_mbtowc" = "xyes"; then
545 AC_DEFINE(MULTIBYTE_SUPPORT, 1,
546 [Define to enable support for multibyte character sets])
549 dnl -------------------
550 dnl CHECK FOR LIBRARIES
551 dnl -------------------
552 dnl Check location of modf
553 AC_CHECK_FUNC(modf, , AC_CHECK_LIB(m, modf))
555 dnl Checks for network libraries (nsl, socket)
558 termcap_curses_order="termcap curses ncurses"
559 for lib in $termcap_curses_order; do
560 AC_CHECK_LIB(${lib}, tgetent, [TERMLIB="-l$lib"; break])
568 dnl Find iconv. It may be in libiconv and may be iconv() or libiconv()
569 if test "x$ac_cv_header_iconv_h" = "xyes"; then
570 AC_CHECK_FUNC(iconv, ac_found_iconv=yes, ac_found_iconv=no)
571 if test "x$ac_found_iconv" = "xno"; then
572 AC_CHECK_LIB(iconv, iconv, ac_found_iconv=yes)
573 if test "x$ac_found_iconv" = "xno"; then
574 AC_CHECK_LIB(iconv, libiconv, ac_found_iconv=yes)
576 if test "x$ac_found_iconv" != "xno"; then
580 dnl Handle case where there is a native iconv but iconv.h is from libiconv
581 AC_CHECK_DECL(_libiconv_version,
582 [ AC_CHECK_LIB(iconv, libiconv, LIBS="-liconv $LIBS") ],,
583 [ #include <iconv.h> ])
586 if test "x$ac_found_iconv" = xyes; then
587 AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.])
590 dnl Check if iconv uses const in prototype declaration
591 if test "x$ac_found_iconv" = "xyes"; then
592 AC_CACHE_CHECK(for iconv declaration, ac_cv_iconv_const,
593 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdlib.h>
594 #include <iconv.h>]],
598 #if defined(__STDC__) || defined(__cplusplus)
599 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
603 [ac_cv_iconv_const=],
604 [ac_cv_iconv_const=const])])
605 AC_DEFINE_UNQUOTED([ICONV_CONST], $ac_cv_iconv_const,
606 [Define as const if the declaration of iconv() needs const.])
613 AC_ARG_WITH([ndbm],AS_HELP_STRING([--with-ndbm=ARG],[use -lARG to link with ndbm]),
614 [nmh_ndbm=$withval],[nmh_ndbm=autodetect])
615 AC_ARG_WITH([ndbmheader],AS_HELP_STRING([--with-ndbmheader=ARG],[#include <ARG> to use ndbm]),
616 [nmh_ndbmheader=$withval],[nmh_ndbmheader=autodetect])
618 if test "$nmh_ndbm" = "autodetect"; then
619 if test "$nmh_ndbmheader" != "autodetect"; then
620 AC_MSG_ERROR([must specify both --with-ndbm and --with-ndbmheader or neither])
623 dnl There are at least four implementations of ndbm, and
624 dnl several of those can be in different places at the whim
625 dnl of the system integrator. A good summary of this mess
626 dnl can be found at http://www.unixpapa.com/incnote/dbm.html
628 dnl Classic ndbm with no library required (eg NetBSD): try this
629 dnl first so we don't accidentally link in a pointless but harmless
630 dnl library in one of the later ndbm.h+libfoo tests:
631 NMH_CHECK_NDBM(ndbm.h,,,
632 dnl Berkeley DBv2 emulating ndbm: header in db.h:
633 NMH_CHECK_NDBM(db.h,db,,
634 dnl Berkeley DBv1 emulating ndbm:
635 NMH_CHECK_NDBM(ndbm.h,db,,
636 NMH_CHECK_NDBM(ndbm.h,db1,,
638 NMH_CHECK_NDBM(ndbm.h,ndbm,,
639 dnl glibc2.1 systems put db1 in a subdir:
640 NMH_CHECK_NDBM(db1/ndbm.h,db1,,
641 dnl GNU gdbm emulating ndbm, with header possibly in gdbm/
642 dnl and possibly needing gbdm_compat library:
643 NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm,,
644 NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm_compat -lgdbm,,
645 NMH_CHECK_NDBM(ndbm.h,gdbm,,
646 NMH_CHECK_NDBM(ndbm.h,gdbm_compat -lgdbm))))))))))
650 dnl We don't really need to check that the user-specified values work,
651 dnl but it is a convenience to the user to bomb out early rather than
652 dnl after configure and half the compile process.
653 NMH_CHECK_NDBM([$nmh_ndbmheader],[$nmh_ndbm])
656 if test "$nmh_ndbm_found" = "no"; then
657 AC_MSG_ERROR([could not find a working ndbm library/header combination])
659 dnl Now export the lib/header to our makefile/config.h:
660 if test x"$nmh_ndbmheader" != x; then
661 AC_DEFINE_UNQUOTED(NDBM_HEADER, <$nmh_ndbmheader>)
663 if test x"$nmh_ndbm" != x; then
664 NDBM_LIBS="-l$nmh_ndbm"
675 if test x"$with_hesiod" != x -a x"$with_hesiod" != x"no"; then
676 if test x"$with_hesiod" != x"yes"; then
677 HESIOD_INCLUDES="-I$with_hesiod/include"
678 HESIOD_LIBS="-L$with_hesiod/lib"
680 AC_CHECK_FUNC(res_send,
681 [AC_CHECK_LIB(hesiod, hes_resolve,
682 [HESIOD_LIBS="$HESIOD_LIBS -lhesiod"],
683 [AC_MSG_ERROR(Hesiod library not found)],
685 [AC_CHECK_LIB(hesiod, hes_resolve,
686 [HESIOD_LIBS="$HESIOD_LIBS -lhesiod -lresolv"],
687 [AC_MSG_ERROR(Hesiod library not found)],
688 $HESIOD_LIBS -lresolv)])
691 AC_SUBST(HESIOD_INCLUDES)dnl
692 AC_SUBST(HESIOD_LIBS)dnl
694 dnl ----------------------------------
695 dnl CHECK FOR KRB4 (Kerberos4 support)
696 dnl ----------------------------------
697 if test x"$with_krb4" != x -a x"$with_krb4" != x"no"; then
698 if test x"$with_krb4" != x"yes"; then
699 KRB4_INCLUDES="-I$with_krb4/include"
700 if test -d "$with_krb4/include/kerberosIV"; then
701 KRB4_INCLUDES="$KRB4_INCLUDES -I$with_krb4/include/kerberosIV"
703 KRB4_LIBS="-L$with_krb4/lib"
704 elif test -d /usr/include/kerberosIV; then
705 KRB4_INCLUDES="-I/usr/include/kerberosIV"
707 dnl First, check if we have -lk5crypto, since that means we have a recent krb5
709 AC_CHECK_LIB(k5crypto, krb5_encrypt,
710 [AC_CHECK_LIB(krb4, krb_rd_req,
711 [KRB4_LIBS="$KRB4_LIBS -lkrb4 -ldes425 -lkrb5 -lk5crypto -lcom_err"],
712 [AC_MSG_ERROR(Kerberos 4 compatibility libraries not found)],
713 $KRB4_LIBS -ldes425 -lkrb5 -lk5crypto -lcom_err)],
715 [AC_CHECK_LIB(krb4, krb_rd_req,
716 [KRB4_LIBS="$KRB4_LIBS -lkrb4 -ldes425 -lkrb5 -lcrypto -lcom_err"],
717 [AC_CHECK_LIB(krb, krb_rd_req,
718 [KRB4_LIBS="$KRB4_LIBS -lkrb -ldes"],
719 [AC_MSG_ERROR(Kerberos 4 libraries not found)],
721 $KRB4_LIBS -ldes425 -lkrb5 -lcrypto -lcom_err)],
725 AC_SUBST(KRB4_INCLUDES)dnl
726 AC_SUBST(KRB4_LIBS)dnl
728 dnl --------------------
729 dnl CHECK FOR CYRUS SASL
730 dnl --------------------
731 if test x"$with_cyrus_sasl" != x -a x"$with_cyrus_sasl" != x"no"; then
732 if test x"$with_cyrus_sasl" != x"yes"; then
733 SASL_INCLUDES="-I$with_cyrus_sasl/include"
734 SASL_LIBS="-L$with_cyrus_sasl/lib"
736 dnl Do OS-specific hardcoding of SASL shared library path into executables,
737 dnl so user isn't forced to set environment variables like Solaris'
741 SASL_LIBS="$SASL_LIBS -R$with_cyrus_sasl/lib"
745 save_LDFLAGS="$LDFLAGS"
746 LDFLAGS="$LDFLAGS $SASL_LIBS"
747 AC_CHECK_LIB(sasl2, sasl_client_new,
748 [SASL_LIBS="$SASL_LIBS -lsasl2"],
749 [AC_MSG_ERROR(Cyrus SASL library not found)])
750 LDFLAGS="$save_LDFLAGS"
752 AC_SUBST(SASL_INCLUDES)dnl
753 AC_SUBST(SASL_LIBS)dnl
755 dnl ---------------------
756 dnl CHECK TERMCAP LIBRARY
757 dnl ---------------------
759 dnl Add the termcap library, so that the following configure
760 dnl tests will find it when it tries to link test programs.
761 nmh_save_LIBS="$LIBS"
762 LIBS="$TERMLIB $LIBS"
764 dnl Checks for external variable ospeed in the termcap library.
765 AC_CACHE_CHECK(if an include file defines ospeed,
766 nmh_cv_decl_ospeed_include_defines,
767 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
773 #endif]], [[ospeed = 0;]])],
774 nmh_cv_decl_ospeed_include_defines=yes,nmh_cv_decl_ospeed_include_defines=no)])
776 if test $nmh_cv_decl_ospeed_include_defines = no; then
777 AC_CACHE_CHECK(if you must define ospeed,
778 nmh_cv_decl_ospeed_must_define,
779 [AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
780 [[extern short ospeed; ospeed = 0;]])],
781 nmh_cv_decl_ospeed_must_define=yes,nmh_cv_decl_ospeed_must_define=no)])
784 if test $nmh_cv_decl_ospeed_include_defines = yes; then
785 AC_DEFINE(HAVE_OSPEED)dnl
786 elif test $nmh_cv_decl_ospeed_must_define = yes; then
787 AC_DEFINE(HAVE_OSPEED)
788 AC_DEFINE(MUST_DEFINE_OSPEED)
791 dnl dnl Checks if tgetent accepts NULL and will
792 dnl dnl allocate its own termcap buffer.
793 dnl AC_CACHE_CHECK(if tgetent accepts NULL,
794 dnl nmh_cv_func_tgetent_accepts_null,
795 dnl [AC_TRY_RUN([main(){int i = tgetent((char*)0,"vt100");exit(!i || i == -1);}],
796 dnl nmh_cv_func_tgetent_accepts_null=yes,
797 dnl nmh_cv_func_tgetent_accepts_null=no,
798 dnl nmh_cv_func_tgetent_accepts_null=no)])
799 dnl if test $nmh_cv_func_tgetent_accepts_null = yes; then
800 dnl AC_DEFINE(TGETENT_ACCEPTS_NULL)
803 dnl Now put the libraries back to what it was before we
804 dnl starting checking the termcap library.
805 LIBS="$nmh_save_LIBS"
817 dnl Check for sigset_t. Currently I'm looking in
818 dnl <sys/types.h> and <signal.h>. Others might need
820 AC_CACHE_CHECK(for sigset_t, nmh_cv_type_sigset_t,
821 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
822 #include <signal.h>]], [[sigset_t tempsigset;]])],
823 nmh_cv_type_sigset_t=yes,nmh_cv_type_sigset_t=no)])
824 if test $nmh_cv_type_sigset_t = no; then
825 AC_DEFINE(sigset_t, unsigned int)
831 AC_CHECK_MEMBERS(struct stat.st_blksize)
833 AC_CACHE_CHECK(for tm_gmtoff in struct tm, nmh_cv_struct_tm_gmtoff,
834 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#ifdef TIME_WITH_SYS_TIME
835 # include <sys/time.h>
838 # ifdef TM_IN_SYS_TIME
839 # include <sys/time.h>
843 #endif]], [[struct tm temptm; temptm.tm_gmtoff = 0;]])],
844 nmh_cv_struct_tm_gmtoff=yes,nmh_cv_struct_tm_gmtoff=no)])
845 if test $nmh_cv_struct_tm_gmtoff = yes; then
846 AC_DEFINE(HAVE_TM_GMTOFF)
849 AC_CACHE_CHECK(for ut_type in struct utmp, nmh_cv_struct_utmp_ut_type,
852 [struct utmp temputmp; temputmp.ut_type = 0;],
853 nmh_cv_struct_utmp_ut_type=yes, nmh_cv_struct_utmp_ut_type=no)])
854 if test $nmh_cv_struct_utmp_ut_type = yes; then
855 AC_DEFINE(HAVE_UTMP_UT_TYPE)
861 dnl What style of signal do you have (POSIX, BSD, or SYSV)?
862 AC_MSG_CHECKING(what style of signals to use)
863 if test $ac_cv_func_sigaction = yes -a $ac_cv_func_sigprocmask = yes; then
864 signals_style=POSIX_SIGNALS
865 AC_DEFINE(POSIX_SIGNALS)
866 AC_DEFINE(RELIABLE_SIGNALS)
867 elif test $ac_cv_func_sigblock = yes -a $ac_cv_func_sigsetmask = yes; then
868 signals_style=BSD_SIGNALS
869 AC_DEFINE(BSD_SIGNALS)
870 AC_DEFINE(RELIABLE_SIGNALS)
871 elif test $ac_cv_func_sighold = yes -a $ac_cv_func_sigrelse = yes; then
872 signals_style=SYSV_SIGNALS
873 AC_DEFINE(SYSV_SIGNALS)
875 signals_style=NO_SIGNAL_BLOCKING
876 AC_DEFINE(NO_SIGNAL_BLOCKING)
879 AC_MSG_RESULT($signals_style)
881 dnl Where is <signal.h> located? Needed as input for signames.awk
882 AC_CACHE_CHECK(where signal.h is located, nmh_cv_path_signal_h,
883 [for SIGNAL_H in /usr/include/bsd/sys/signal.h dnl Next
884 /usr/include/asm/signal.h dnl Linux 1.3.0 and above
885 /usr/include/asm/signum.h dnl some versions of Linux/Alpha
886 /usr/include/linux/signal.h dnl Linux up to 1.2.11
887 /usr/include/sys/signal.h dnl Almost everybody else
888 /dev/null; dnl Just in case we fall through
890 test -f $SIGNAL_H && \
891 grep '#[ ]*define[ ][ ]*SIG[0-9A-Z]*[ ]*[0-9][0-9]*' $SIGNAL_H > /dev/null && \
894 nmh_cv_path_signal_h=$SIGNAL_H
896 SIGNAL_H=$nmh_cv_path_signal_h
897 AC_SUBST(SIGNAL_H)dnl
900 dnl OS SPECIFIC DEFINES
941 AC_DEFINE(SCO_5_STDIO)
949 AC_CONFIG_FILES(Makefile config/Makefile h/Makefile sbr/Makefile uip/Makefile \
950 mts/Makefile mts/smtp/Makefile \
951 etc/Makefile docs/Makefile man/Makefile)
952 AC_CONFIG_COMMANDS([stamp],[test -z "$CONFIG_HEADERS" || echo > stamp-h])
955 dnl Umm, what's the point of these assignments?? -- <dan-nmh@dilvish.speed.net>
956 eval "nmhbin=${bindir}"; eval "nmhbin2=${nmhbin}"
957 eval "nmhsysconf=${sysconfdir}"; eval "nmhsysconf2=${nmhsysconf}"
958 eval "nmhlib=${libdir}"; eval "nmhlib2=${nmhlib}"
959 eval "nmhman=${mandir}"
962 if test x"$enable_pop" = x"yes"; then
965 if test x"$enable_apop" = x"yes"; then
966 pop_kinds="${pop_kinds}APOP "
969 if test x"$with_krb4" != x -a x"$with_krb4" != x"no"; then
970 pop_kinds="${pop_kinds}KPOP "
973 pop_kinds="${pop_kinds}POP3)"
979 nmh version : AC_PACKAGE_VERSION
980 target os : ${target}
982 compiler flags : ${CFLAGS}
983 linker flags : ${LDFLAGS}
984 source code location : ${srcdir}
985 binary install path : ${nmhbin2}
986 libary install path : ${nmhlib2}
987 config files install path : ${nmhsysconf2}
988 man page install path : ${nmhman}
989 backup prefix : ${backup_prefix}
990 transport system : ${MTS}
991 file locking type : ${LOCKTYPE}
992 default smtp servers : ${smtpservers}
993 default editor : ${editorpath}
994 default pager : ${pagerpath}
995 email address masquerading : ${masquerade}
996 pop is enabled : ${pop_kinds}
997 SASL support : ${sasl_support}"