2 dnl configure.in -- autoconf template for nmh
8 AC_INIT(nmh, m4_normalize(m4_include([VERSION])))
9 AC_CONFIG_SRCDIR(h/nmh.h)
10 AC_CONFIG_HEADER(config.h)
14 dnl ---------------------
15 dnl define a macro or two
16 dnl ---------------------
18 AC_DEFUN(NMH_PROG_GNU_LIBTOOL, [
19 if test -n "$LIBTOOL" ; then
20 tmptest=`$LIBTOOL --version 2>&1 | grep GNU`
21 if test x"$tmptest" != x ; then
23 AC_SUBST(GNU_LIBTOOL)dnl
28 echo "configuring for AC_PACKAGE_NAME-AC_PACKAGE_VERSION"
29 AC_SUBST(VERSION,AC_PACKAGE_VERSION)dnl
31 dnl What date of nmh are we building?
32 DATE=`cat ${srcdir}/DATE`
33 echo "configuring for nmh dated $DATE"
36 dnl --------------------------
37 dnl CHECK COMMAND LINE OPTIONS
38 dnl --------------------------
40 dnl Do you want to debug nmh?
42 AS_HELP_STRING([--enable-debug],[enable nmh code debugging]))
43 dnl The old redundant --enable-nmh-debug is deprecated and undocumented.
44 if test x"$enable_nmh_debug" = x"yes"; then
48 dnl Allow users to send email from addresses other than their default?
49 AC_ARG_ENABLE(masquerade,
50 AS_HELP_STRING([--enable-masquerade='draft_from mmailid username_extension'],
51 [enable up to 3 types of address masquerading]),
52 [if test x"$enable_masquerade" = x"yes"; then
53 masquerade="draft_from mmailid username_extension"
55 masquerade="$enable_masquerade"
56 fi], [masquerade="draft_from mmailid username_extension"])
57 AC_SUBST(masquerade)dnl
59 dnl Do you want client-side support for pop?
61 AS_HELP_STRING([--enable-pop], [enable client-side support for plain POP3]))
62 dnl The old redundant --enable-nmh-pop is deprecated and undocumented.
63 if test x"$enable_nmh_pop" = x"yes"; then
67 dnl Do you want to disable use of locale functions
69 [Undefine if you don't want locale features. By default this is defined.])
70 AC_ARG_ENABLE([locale],
71 AC_HELP_STRING([--disable-locale], [turn off locale features]),
72 [if test x$enableval = xyes; then
78 dnl Do you want client-side support for using SASL for authentication?
79 dnl Note that this code will be enabled for both POP and SMTP
80 AC_ARG_WITH(cyrus-sasl, AS_HELP_STRING([--with-cyrus-sasl],
81 [Enable SASL support via the Cyrus SASL library]))
82 if test x"$with_cyrus_sasl" != x -a x"$with_cyrus_sasl" != x"no"; then
83 AC_DEFINE(CYRUS_SASL, 1,
84 [Define to use the Cyrus SASL library for authentication of POP and SMTP.])dnl
85 if test x"$with_cyrus_sasl" != xyes; then
86 AC_MSG_WARN([Arguments to --with-cyrus-sasl now ignored])
87 AC_MSG_WARN([Please pass the appropriate arguments to CPPFLAGS/LDFLAGS])
94 dnl Do you want client-side support for encryption with TLS?
95 AC_ARG_WITH(tls, AS_HELP_STRING([--with-tls], [Enable TLS support]))
96 if test x"$with_tls" != x -a x"$with_tls" != x"no"; then
97 AC_DEFINE(TLS_SUPPORT, 1, [Support TLS for session encryption.])dnl
103 dnl What should be the default editor?
105 AS_HELP_STRING([--with-editor=EDITOR],[specify the default editor]))
107 if test -n "$with_editor"; then
108 editorpath="$with_editor"
111 dnl Set the backup prefix
112 AC_ARG_WITH([hash-backup],
113 AS_HELP_STRING([--with-hash-backup],[use # as the backup prefix (default: ,)]))
114 if test x"$with_hash_backup" != x -a x"$with_hash_backup" != x"no"; then
119 AC_DEFINE_UNQUOTED(BACKUP_PREFIX, "$backup_prefix",
120 [The prefix that is prepended to the name of message files when they are "removed" by rmm. This should typically be `,' or `#'.])dnl
122 dnl After we know if we're including apop and kpop support, do pop stuff
123 if test x"$enable_pop" = x"yes"; then
125 [Define this to compile client-side support for pop into inc and msgchk.])dnl
127 POPSED='/^%nmhbeginpop%/d;/^%nmhendpop%/d'
129 POPSED='/^%nmhbeginpop%/,/^%nmhendpop%/d'
134 dnl What method of locking to use?
136 AS_HELP_STRING([--with-locking=@<:@dot|fcntl|flock|lockf@:>@],
137 [specify the file locking method]))
139 if test x"$with_locking" = x"dot"; then
141 AC_DEFINE(DOT_LOCKING, 1, [Define to use dot based file locking.])dnl
142 elif test x"$with_locking" = x"flock"; then
144 AC_DEFINE(FLOCK_LOCKING, 1, [Define to use flock() based locking.])dnl
145 elif test x"$with_locking" = x"lockf"; then
147 AC_DEFINE(LOCKF_LOCKING, 1, [Define to use lockf() based locking.])dnl
148 elif test x"$with_locking" = x"fcntl"; then
150 AC_DEFINE(FCNTL_LOCKING, 1, [Define to use fnctl() based locking.])dnl
153 AC_DEFINE(DOT_LOCKING)dnl
156 dnl What method of posting should post use?
158 AS_HELP_STRING([--with-mts=@<:@smtp|sendmail@:>@],
159 [specify the default mail transport agent/service]))
161 if test x"$with_mts" = x"smtp"; then
163 elif test x"$with_mts" = x"sendmail"; then
170 dnl Both the smtp and sendmail mail transport services use the smtp code
171 AC_DEFINE(SMTPMTS, 1,
172 [Define if you want SMTP (simple mail transport protocol) support.])dnl
174 dnl What should be the default pager?
176 AS_HELP_STRING([--with-pager=PAGER],[specify the default pager]))
178 if test -n "$with_pager"; then
179 pagerpath="$with_pager"
182 dnl What should be the default mail server(s)?
183 AC_ARG_WITH(smtpservers,
184 AS_HELP_STRING([--with-smtpservers='SMTPSERVER1@<:@ SMTPSERVER2...@:>@'],
185 [specify the default SMTP server(s) @<:@localhost@:>@]))
186 if test -n "$with_smtpservers"; then
187 smtpservers="$with_smtpservers"
189 smtpservers="localhost"
191 AC_SUBST(smtpservers)dnl
193 dnl ----------------------------------------------------
194 dnl Default location is /usr/local/nmh/{bin,etc,lib,man}
195 dnl ----------------------------------------------------
196 AC_PREFIX_DEFAULT(/usr/local/nmh)
198 dnl ------------------
199 dnl CHECK THE COMPILER
200 dnl ------------------
201 dnl We want these before the checks,
202 dnl so the checks can modify their values.
203 test -z "$CFLAGS" && CFLAGS= auto_cflags=1
204 if test x"$enable_debug" = x"yes"; then
205 test -z "$LDFLAGS" && LDFLAGS=-g
210 AC_CACHE_CHECK(whether compiler supports -Wno-pointer-sign, nmh_cv_has_noptrsign,
211 [nmh_saved_cflags="$CFLAGS"
212 CFLAGS="$CFLAGS -Wno-pointer-sign"
213 AC_TRY_COMPILE([],[],nmh_cv_has_noptrsign=yes,nmh_cv_has_noptrsign=no)
214 CFLAGS="$nmh_saved_cflags"])
216 dnl if the user hasn't specified CFLAGS, then
217 dnl if compiler is gcc, then
218 dnl use -O2 and some warning flags
220 dnl We use -Wall; if the compiler supports it we also use -Wno-pointer-sign,
221 dnl because gcc 4 now produces a lot of new warnings which are probably mostly
222 dnl spurious and which in any case we don't want to deal with now.
223 if test "$nmh_cv_has_noptrsign" = "yes"; then
224 nmh_gcc_warnflags="-Wall -Wno-pointer-sign"
226 nmh_gcc_warnflags="-Wall"
229 if test -n "$auto_cflags"; then
230 if test x"$enable_debug" = x"yes"; then
231 if test -n "$GCC"; then
232 test -z "$CFLAGS" && CFLAGS="$nmh_gcc_warnflags -g" || CFLAGS="$CFLAGS $nmh_gcc_warnflags -g"
234 test -z "$CFLAGS" && CFLAGS=-g || CFLAGS="$CFLAGS -g"
237 if test -z "$LDFLAGS"; then
247 if test -n "$GCC"; then
248 test -z "$CFLAGS" && CFLAGS="$nmh_gcc_warnflags -O2" || CFLAGS="$CFLAGS $nmh_gcc_warnflags -O2"
250 test -z "$CFLAGS" && CFLAGS=-O || CFLAGS="$CFLAGS -O"
255 AC_C_CONST dnl Does compiler support `const'.
257 dnl ------------------
258 dnl CHECK FOR PROGRAMS
259 dnl ------------------
260 AC_PROG_MAKE_SET dnl Does make define $MAKE
261 AC_PROG_INSTALL dnl Check for BSD compatible `install'
262 AC_PROG_RANLIB dnl Check for `ranlib'
263 AC_PROG_AWK dnl Check for mawk,gawk,nawk, then awk
264 AC_PROG_LEX dnl Check for lex/flex
267 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
268 AC_PATH_PROG(cutpath, cut, no, [$pathtmp])
270 dnl ----------------------------------------------
271 dnl check for lclint, and lint if it doesn't exist
272 dnl ----------------------------------------------
273 AC_CHECK_PROG(linttmp1, lclint, lclint, no)dnl
274 if test x$ac_cv_prog_linttmp1 != xno ; then
275 LINT=$ac_cv_prog_linttmp1
276 LINTFLAGS="-weak +posixlib -macrovarprefixexclude"
278 AC_CHECK_PROG(linttmp2, lint, lint, no)dnl
279 if test x$ac_cv_prog_linttmp2 != xno ; then
280 LINT=$ac_cv_prog_linttmp2
283 LINT="echo 'No lint program found'"
288 AC_SUBST(LINTFLAGS)dnl
290 dnl try to figure out which one we've got
291 AC_CHECK_PROG(LIBTOOL, libtool, libtool, , [$pathtmp])
294 dnl Check for lorder and tsort commands
295 AC_CHECK_PROG(LORDER, lorder, lorder, no)dnl
296 AC_CHECK_PROG(TSORT, tsort, tsort, no)dnl
298 dnl If either doesn't exist, replace them with echo and cat
299 if test x$ac_cv_prog_LORDER != xlorder -o x$ac_cv_prog_TSORT != xtsort; then
304 dnl Mac OS X has lorder, but sh is too broken for it to work
305 dnl elif test -z "`lorder config/config.c 2>&1 | grep config/config.c`" ; then
308 dnl AC_SUBST(LORDER)dnl
309 dnl AC_SUBST(TSORT)dnl
312 dnl Check whether tsort can deal with loops
313 AC_CACHE_CHECK(whether tsort can deal with loops, nmh_cv_tsort_loop,
314 [if test -z "`echo a b b a | tsort 2>/dev/null | grep a`" ; then
317 nmh_cv_tsort_loop=yes
319 if test x$nmh_cv_tsort_loop = xno ; then
327 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
328 AC_PATH_PROG(lspath, ls, no, [$pathtmp])
330 dnl See how we get ls to display the owner and the group
331 if test "$lspath" != "no"; then
332 AC_CACHE_CHECK(how to get ls to show us the group ownership of a file,
334 [if test x"`$lspath -dl / | $AWK '{print $9}'`" = x"/"; then
335 dnl There were 9 parameters, so unless this is a really bizarre, nonstandard
336 dnl ls, it would seem -l gave us both the user and group. On this type of
337 dnl ls, -g makes _only_ the group be displayed (and not the user).
338 nmh_cv_ls_grpopt="-l"
340 dnl Looks like -l only gave us the user, so we need -g to get the group too.
341 nmh_cv_ls_grpopt="-lg"
346 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
347 AC_PATH_PROG(morepath, more, no, [$pathtmp])
349 dnl If pager is not specified yet,
350 dnl then use `more' as the default.
351 if test -z "$pagerpath"; then
352 pagerpath="$morepath"
354 AC_SUBST(pagerpath)dnl
356 dnl Look for `sendmail'
357 pathtmp=/usr/lib:/usr/sbin:/usr/etc:/usr/ucblib:/usr/bin:/bin
358 AC_PATH_PROG(sendmailpath, sendmail, /usr/sbin/sendmail, [$pathtmp])
361 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
362 AC_PATH_PROG(vipath, vi, /bin/vi, [$pathtmp])
364 dnl If editor is not specified yet,
365 dnl then use `vi' as the default.
366 if test -z "$editorpath"; then
369 AC_SUBST(editorpath)dnl
371 dnl ----------------------------------------------------------
372 dnl FIND MAIL SPOOL AND SEE IF WE NEED TO MAKE inc SETGID MAIL
373 dnl ----------------------------------------------------------
374 AC_CACHE_CHECK(where mail spool is located, nmh_cv_mailspool,
375 [for mailspool in /var/mail dnl
378 /dev/null; dnl Just in case we fall through
380 test -d $mailspool && break
382 nmh_cv_mailspool=$mailspool
384 mailspool=$nmh_cv_mailspool
385 AC_SUBST(mailspool)dnl
387 dnl See whether the mail spool directory is world-writable.
388 if test "$lspath" != "no" -a "$cutpath" != "no"; then
389 AC_CACHE_CHECK(whether the mail spool is world-writable,
390 nmh_cv_mailspool_world_writable,
391 [if test "`$lspath -dlL $mailspool | $cutpath -c9`" = "-"; then
392 nmh_cv_mailspool_world_writable=no
394 nmh_cv_mailspool_world_writable=yes
398 dnl Also, check for liblockfile (as found on Debian systems)
399 AC_CHECK_HEADER(lockfile.h, AC_CHECK_LIB(lockfile, lockfile_create) )
401 dnl and whether its companion program dotlockfile is setgid
402 AC_PATH_PROG(dotlockfilepath, dotlockfile, no)
403 if test "$ac_cv_lib_lockfile_lockfile_create" != "no" ; then
404 if test "$ac_cv_path_dotlockfilepath" != "no" ; then
405 AC_CACHE_CHECK(whether dotlockfile is setgid, nmh_cv_dotlockfile_setgid,
406 [ if test -g "$ac_cv_path_dotlockfilepath" ; then
407 nmh_cv_dotlockfile_setgid=yes
409 nmh_cv_dotlockfile_setgid=no
414 dnl If mailspool is not world-writable and dotlockfile is not setgid,
415 dnl we need to #define MAILGROUP to 1 and make inc setgid.
416 if test x"$LOCKTYPE" = x"dot" -a x"$nmh_cv_mailspool_world_writable" = x"no" -a x"$nmh_cv_dotlockfile_setgid" != x"yes" ; then
417 dnl do we really need both of these?
418 AC_DEFINE(MAILGROUP,1,
419 [Define to 1 if you need to make `inc' set-group-id because your mail spool is not world writable. There are no guarantees as to the safety of doing this, but this #define will add some extra security checks.])dnl
422 AC_SUBST(SETGID_MAIL)dnl
424 dnl Use ls to see which group owns the mail spool directory.
425 AC_CACHE_CHECK(what group owns the mail spool, nmh_cv_ls_mail_grp,
426 [nmh_cv_ls_mail_grp=`$lspath -dL $nmh_cv_ls_grpopt $mailspool|$AWK '{print $4}'`
428 MAIL_SPOOL_GRP=$nmh_cv_ls_mail_grp
429 AC_SUBST(MAIL_SPOOL_GRP)dnl
431 dnl ------------------
432 dnl CHECK HEADER FILES
433 dnl ------------------
435 dnl On glibc we need to define at least the '_XOPEN_SOURCE' level of features,
436 dnl or wchar.h doesn't declare a prototype for wcwidth(). But if we only define
437 dnl that level then db.h won't compile. So we define _GNU_SOURCE which turns
438 dnl on everything. Perhaps other OSes need some feature switch set to get wcwidth()
439 dnl declared; if so they should have an entry added to this case statement.
440 dnl NB that we must define this on the compiler command line, not in config.h,
441 dnl because it must be set before any system header is included and there's no
442 dnl portable way to make sure that files generated by lex include config.h
443 dnl before system header files.
447 # Like DEFS, but doesn't get stomped on by configure when using config.h:
448 OURDEFS="$OURDEFS -D_GNU_SOURCE"
456 AC_CHECK_HEADERS(errno.h fcntl.h crypt.h termcap.h \
457 langinfo.h wchar.h wctype.h iconv.h netdb.h \
458 sys/param.h sys/time.h sys/stream.h)
461 dnl Checks for _IO_write_ptr. A Linuxism used by nmh on linux. We
462 dnl really use a whole set of them, but this check should be
465 AC_CHECK_HEADER(libio.h, [
466 AC_EGREP_HEADER(_IO_write_ptr, libio.h, [
467 AC_DEFINE(LINUX_STDIO,1,[Use the Linux _IO_*_ptr defines from <libio.h>.]) ]) ])
469 AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM,1,
470 [Define to 1 if `struct winsize' requires <sys/ptem.h>.]),,
471 [[#if HAVE_SYS_STREAM_H
472 # include <sys/stream.h>
479 AC_CHECK_FUNCS(writev lstat tzset getutent nl_langinfo sigaction sigprocmask \
480 sigblock sigsetmask sighold sigrelse)
482 dnl Look for the initgroups() declaration. On AIX 4.[13], Solaris 4.1.3, and
483 dnl ULTRIX 4.2A the function is defined in libc but there's no declaration in
484 dnl any system header.
486 dnl On Solaris 2.[456], the declaration is in <grp.h>. On HP-UX 9-11 and
487 dnl (reportedly) FreeBSD 3.[23], it's in <unistd.h>. Any other locations we
489 AH_TEMPLATE(INITGROUPS_HEADER, [Define to the header containing the declaration of `initgroups'.])
490 AC_EGREP_HEADER(initgroups, grp.h, AC_DEFINE(INITGROUPS_HEADER, <grp.h>),
491 AC_EGREP_HEADER(initgroups, unistd.h,
492 AC_DEFINE(INITGROUPS_HEADER, <unistd.h>)))
494 dnl On AIX 4.1, snprintf() is defined in libc.a but there's no prototype in
495 dnl <stdio.h> or elsewhere. Apparently it's not officially supported (though it
496 dnl seems to work perfectly and IBM apparently uses it in internal code).
497 dnl Anyhow, if we omit our own snprintf() and vsnprintf() prototypes when we
498 dnl HAVE_SNPRINTF, we get a billion warnings at compile time. Use the C
499 dnl preprocessor to preprocess stdio.h and make sure that there's actually a
501 AC_EGREP_HEADER(snprintf, stdio.h, AC_DEFINE(HAVE_SNPRINTF_PROTOTYPE,1,
502 [Define to 1 if <stdio.h> has a prototype for snprintf().]))
504 dnl Check for multibyte character set support
505 if test "x$ac_cv_header_wchar_h" = "xyes" -a "x$ac_cv_header_wctype_h" = "xyes" \
506 -a "x$ac_cv_func_wcwidth" = "xyes" -a "x$ac_cv_func_mbtowc" = "xyes"; then
507 AC_DEFINE(MULTIBYTE_SUPPORT, 1,
508 [Define to enable support for multibyte character sets.])
511 dnl -------------------
512 dnl CHECK FOR LIBRARIES
513 dnl -------------------
514 dnl Check location of modf
515 AC_CHECK_FUNC(modf, , AC_CHECK_LIB(m, modf))
517 dnl Checks for network libraries (nsl, socket)
520 termcap_curses_order="termcap curses ncurses"
521 for lib in $termcap_curses_order; do
522 AC_CHECK_LIB(${lib}, tgetent, [TERMLIB="-l$lib"; break])
530 dnl Find iconv. It may be in libiconv and may be iconv() or libiconv()
531 if test "x$ac_cv_header_iconv_h" = "xyes"; then
532 AC_CHECK_FUNC(iconv, ac_found_iconv=yes, ac_found_iconv=no)
533 if test "x$ac_found_iconv" = "xno"; then
534 AC_CHECK_LIB(iconv, iconv, ac_found_iconv=yes)
535 if test "x$ac_found_iconv" = "xno"; then
536 AC_CHECK_LIB(iconv, libiconv, ac_found_iconv=yes)
538 if test "x$ac_found_iconv" != "xno"; then
542 dnl Handle case where there is a native iconv but iconv.h is from libiconv
543 AC_CHECK_DECL(_libiconv_version,
544 [ AC_CHECK_LIB(iconv, libiconv, LIBS="-liconv $LIBS") ],,
545 [ #include <iconv.h> ])
548 if test "x$ac_found_iconv" = xyes; then
549 AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.])
552 dnl Check if iconv uses const in prototype declaration
553 if test "x$ac_found_iconv" = "xyes"; then
554 AC_CACHE_CHECK(for iconv declaration, ac_cv_iconv_const,
555 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdlib.h>
556 #include <iconv.h>]],
560 #if defined(__STDC__) || defined(__cplusplus)
561 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
565 [ac_cv_iconv_const=],
566 [ac_cv_iconv_const=const])])
567 AC_DEFINE_UNQUOTED([ICONV_CONST], $ac_cv_iconv_const,
568 [Define as const if the declaration of iconv() needs const.])
575 AC_ARG_WITH([ndbm],AS_HELP_STRING([--with-ndbm=ARG],[use -lARG to link with ndbm]),
576 [nmh_ndbm=$withval],[nmh_ndbm=autodetect])
577 AC_ARG_WITH([ndbmheader],AS_HELP_STRING([--with-ndbmheader=ARG],[#include <ARG> to use ndbm]),
578 [nmh_ndbmheader=$withval],[nmh_ndbmheader=autodetect])
580 if test "$nmh_ndbm" = "autodetect"; then
581 if test "$nmh_ndbmheader" != "autodetect"; then
582 AC_MSG_ERROR([must specify both --with-ndbm and --with-ndbmheader or neither])
585 dnl There are at least four implementations of ndbm, and
586 dnl several of those can be in different places at the whim
587 dnl of the system integrator. A good summary of this mess
588 dnl can be found at http://www.unixpapa.com/incnote/dbm.html
590 dnl Classic ndbm with no library required (eg NetBSD): try this
591 dnl first so we don't accidentally link in a pointless but harmless
592 dnl library in one of the later ndbm.h+libfoo tests:
593 NMH_CHECK_NDBM(ndbm.h,,,
594 dnl Berkeley DBv2 emulating ndbm: header in db.h:
595 NMH_CHECK_NDBM(db.h,db,,
596 dnl Berkeley DBv1 emulating ndbm:
597 NMH_CHECK_NDBM(ndbm.h,db,,
598 NMH_CHECK_NDBM(ndbm.h,db1,,
600 NMH_CHECK_NDBM(ndbm.h,ndbm,,
601 dnl glibc2.1 systems put db1 in a subdir:
602 NMH_CHECK_NDBM(db1/ndbm.h,db1,,
603 dnl GNU gdbm emulating ndbm, with header possibly in gdbm/
604 dnl and possibly needing gbdm_compat library:
605 NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm,,
606 NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm_compat -lgdbm,,
607 NMH_CHECK_NDBM(ndbm.h,gdbm,,
608 NMH_CHECK_NDBM(ndbm.h,gdbm_compat -lgdbm))))))))))
612 dnl We don't really need to check that the user-specified values work,
613 dnl but it is a convenience to the user to bomb out early rather than
614 dnl after configure and half the compile process.
615 NMH_CHECK_NDBM([$nmh_ndbmheader],[$nmh_ndbm])
618 if test "$nmh_ndbm_found" = "no"; then
619 AC_MSG_ERROR([could not find a working ndbm library/header combination])
621 dnl Now export the lib/header to our makefile/config.h:
622 if test x"$nmh_ndbmheader" != x; then
623 AC_DEFINE_UNQUOTED(NDBM_HEADER, <$nmh_ndbmheader>,
624 [Define to the header containing the ndbm API prototypes.])
626 if test x"$nmh_ndbm" != x; then
627 NDBM_LIBS="-l$nmh_ndbm"
634 dnl ------------------
635 dnl Set RPM build root
636 dnl ------------------
637 dnl nmhrpm is used in the final summary, see below. The default value is
638 dnl reported there as ./RPM, consistent with the reporting of the default
639 dnl source code location as ., but its absolute path is used in the Makefile.
641 AS_HELP_STRING([--with-rpmdir=RPMDIR], [RPM build directory @<:@RPM@:>@]))
642 AS_IF([test x"$with_rpmdir" = x], [rpmdir='$(abs_srcdir)/RPM'; nmhrpm=./RPM],
643 [rpmdir="$with_rpmdir"; eval "nmhrpm=${rpmdir}"])
647 dnl --------------------
648 dnl CHECK FOR CYRUS-SASL
649 dnl --------------------
651 AS_IF([test x"$sasl_support" = x"yes"],[
652 AC_CHECK_HEADER([sasl/sasl.h], , [AC_MSG_ERROR([sasl.h not found])])
653 AC_CHECK_LIB([sasl2], [sasl_client_new], ,
654 [AC_MSG_ERROR([Cyrus SASL library not found])])])
656 dnl -----------------
657 dnl CHECK FOR OPENSSL
658 dnl -----------------
660 AS_IF([test x"$tls_support" = x"yes"],[
661 AC_CHECK_HEADER([openssl/ssl.h], , [AC_MSG_ERROR([openssl/ssl.h not found])])
662 AC_CHECK_LIB([crypto], [BIO_write], ,
663 [AC_MSG_ERROR([OpenSSL crypto library not found])])
664 AC_CHECK_LIB([ssl], [SSL_library_init], ,
665 [AC_MSG_ERROR([OpenSSL library not found])])])
667 dnl ---------------------
668 dnl CHECK TERMCAP LIBRARY
669 dnl ---------------------
671 dnl Add the termcap library, so that the following configure
672 dnl tests will find it when it tries to link test programs.
673 nmh_save_LIBS="$LIBS"
674 LIBS="$TERMLIB $LIBS"
676 dnl Check if tgetent accepts NULL (and will allocate its own termcap buffer)
677 dnl Some termcaps reportedly accept a zero buffer, but then dump core
679 dnl Under Cygwin test program crashes but exit code is still 0. So,
680 dnl we test for a file that porgram should create
681 AH_TEMPLATE([TGETENT_ACCEPTS_NULL],
682 [Define to 1 if tgetent() accepts NULL as a buffer.])
683 AC_CACHE_CHECK(if tgetent accepts NULL,
684 nmh_cv_func_tgetent_accepts_null,
689 int r1 = tgetent(buf, "vt100");
690 int r2 = tgetent((char*)0,"vt100");
691 if (r1 >= 0 && r1 == r2) {
695 creat("conftest.tgetent", 0640);
697 exit((r1 != r2) || r2 == -1);
700 if test -f conftest.tgetent; then
701 nmh_cv_func_tgetent_accepts_null=yes
703 nmh_cv_func_tgetent_accepts_null=no
705 nmh_cv_func_tgetent_accepts_null=no,
706 nmh_cv_func_tgetent_accepts_null=no)])
707 if test x$nmh_cv_func_tgetent_accepts_null = xyes; then
708 AC_DEFINE(TGETENT_ACCEPTS_NULL)
710 AC_CACHE_CHECK(if tgetent returns 0 on success,
711 nmh_cv_func_tgetent_zero_success,
716 int r1 = tgetent(buf, "!@#$%^&*");
717 int r2 = tgetent(buf, "vt100");
718 if (r1 < 0 && r2 == 0) {
722 creat("conftest.tgetent0", 0640);
727 if test -f conftest.tgetent0; then
728 nmh_cv_func_tgetent_zero_success=yes
730 nmh_cv_func_tgetent_zero_success=no
732 nmh_cv_func_tgetent_zero_success=no,
733 nmh_cv_func_tgetent_zero_success=no)])
734 AH_TEMPLATE([TGETENT_SUCCESS],
735 [Define to what tgetent() returns on success (0 on HP-UX X/Open curses).])
736 if test x$nmh_cv_func_tgetent_zero_success = xyes; then
737 AC_DEFINE(TGETENT_SUCCESS, 0)
739 AC_DEFINE(TGETENT_SUCCESS, 1)
742 dnl Now put the libraries back to what it was before we
743 dnl starting checking the termcap library.
744 LIBS="$nmh_save_LIBS"
756 dnl Check for sigset_t. Currently I'm looking in
757 dnl <sys/types.h> and <signal.h>. Others might need
759 AC_CACHE_CHECK(for sigset_t, nmh_cv_type_sigset_t,
760 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
761 #include <signal.h>]], [[sigset_t tempsigset;]])],
762 nmh_cv_type_sigset_t=yes,nmh_cv_type_sigset_t=no)])
763 if test $nmh_cv_type_sigset_t = no; then
764 AC_DEFINE(sigset_t, unsigned int,
765 [Define to `unsigned int' if <sys/types.h> or <signal.h> doesn't define.])
771 AC_CHECK_MEMBERS(struct stat.st_blksize)
773 AC_CHECK_MEMBERS(struct tm.tm_gmtoff,,,
774 [#ifdef TIME_WITH_SYS_TIME
775 # include <sys/time.h>
778 # ifdef TM_IN_SYS_TIME
779 # include <sys/time.h>
785 AC_CHECK_MEMBERS(struct utmp.ut_type,,,[#include <utmp.h>])
787 AC_STRUCT_DIRENT_D_TYPE
792 dnl What style of signal do you have (POSIX, BSD, or SYSV)?
793 AH_TEMPLATE(RELIABLE_SIGNALS, [Define to 1 if you have reliable signals.])
794 AC_MSG_CHECKING(what style of signals to use)
795 if test $ac_cv_func_sigaction = yes -a $ac_cv_func_sigprocmask = yes; then
796 signals_style=POSIX_SIGNALS
797 AC_DEFINE(POSIX_SIGNALS, 1,
798 [Define to 1 if you use POSIX style signal handling.])
799 AC_DEFINE(RELIABLE_SIGNALS)
800 elif test $ac_cv_func_sigblock = yes -a $ac_cv_func_sigsetmask = yes; then
801 signals_style=BSD_SIGNALS
802 AC_DEFINE(BSD_SIGNALS,1,
803 [Define to 1 if you use BSD style signal handling (and can block signals).])
804 AC_DEFINE(RELIABLE_SIGNALS)
805 elif test $ac_cv_func_sighold = yes -a $ac_cv_func_sigrelse = yes; then
806 signals_style=SYSV_SIGNALS
807 AC_DEFINE(SYSV_SIGNALS,1,
808 [Define to 1 if you use SYSV style signal handling (and can block signals).])
810 signals_style=NO_SIGNAL_BLOCKING
811 AC_DEFINE(NO_SIGNAL_BLOCKING,1,
812 [Define to 1 if you have no signal blocking at all (bummer).])
815 AC_MSG_RESULT($signals_style)
817 dnl Where is <signal.h> located? Needed as input for signames.awk
818 AC_CACHE_CHECK(where signal.h is located, nmh_cv_path_signal_h,
819 [for SIGNAL_H in /usr/include/bsd/sys/signal.h dnl Next
820 /usr/include/asm/signal.h dnl Linux 1.3.0 and above
821 /usr/include/asm/signum.h dnl some versions of Linux/Alpha
822 /usr/include/linux/signal.h dnl Linux up to 1.2.11
823 /usr/include/sys/signal.h dnl Almost everybody else
824 /dev/null; dnl Just in case we fall through
826 test -f $SIGNAL_H && \
827 grep '#[ ]*define[ ][ ]*SIG[0-9A-Z]*[ ]*[0-9][0-9]*' $SIGNAL_H > /dev/null && \
830 nmh_cv_path_signal_h=$SIGNAL_H
832 SIGNAL_H=$nmh_cv_path_signal_h
833 AC_SUBST(SIGNAL_H)dnl
836 dnl OS SPECIFIC DEFINES
838 AH_TEMPLATE(SYS5, [Defined for Solaris 2.x, Irix, OSF/1, HP-UX, AIX, SCO5; only used in vmh.c which is not built.])
839 AH_TEMPLATE(SVR4, [Defined for Solaris 2.x, Irix, OSF/1, HP-UX, AIX; only used in vmh.c which is not built.])
840 AH_TEMPLATE(BSD44, [Defined for SunOS 4, FreeBSD, NetBSD, OpenBSD, BSD/OS, Mac OS X/Rhapsody; only used in vmh.c which is not built.])
841 AH_TEMPLATE(BSD42, [Defined for SunOS 4, FreeBSD, NetBSD, OpenBSD, BSD/OS, Mac OS X/Rhapsody -- does PicoBSD have uname?])
842 AH_TEMPLATE(SCO_5_STDIO, [Defined for SCO5.])
883 AC_DEFINE(SCO_5_STDIO)
891 AC_CONFIG_FILES(Makefile config/Makefile h/Makefile sbr/Makefile uip/Makefile \
892 mts/Makefile mts/smtp/Makefile \
893 etc/Makefile docs/Makefile man/Makefile)
894 AC_CONFIG_COMMANDS([stamp],[test -z "$CONFIG_HEADERS" || echo > stamp-h])
897 dnl These odd looking assignments are done to expand out unexpanded
898 dnl variables in bindir et al (for instance mandir is '${datarootdir}/man',
899 dnl but expanding that gives '${prefix}/share/man', so we need to expand
900 dnl again to get the final answer.
901 dnl We only use the expanded versions to print the install paths in
902 dnl the final summary and should use them nowhere else (see the autoconf
903 dnl docs for the rationale for bindir etc being unexpanded).
904 eval "nmhbin=${bindir}"; eval "nmhbin=${nmhbin}"
905 eval "nmhsysconf=${sysconfdir}"; eval "nmhsysconf=${nmhsysconf}"
906 eval "nmhlib=${libdir}"; eval "nmhlib=${nmhlib}"
907 eval "nmhman=${mandir}"; eval "nmhman=${nmhman}"
908 eval "nmhrpm=${nmhrpm}";
911 if test x"$enable_pop" = x"yes"; then
914 if test x"$enable_apop" = x"yes"; then
915 pop_kinds="${pop_kinds}APOP "
918 pop_kinds="${pop_kinds}POP3)"
924 nmh version : AC_PACKAGE_VERSION
925 target os : ${target}
927 compiler flags : ${CFLAGS}
928 linker flags : ${LDFLAGS}
929 definitions : ${OURDEFS}
930 source code location : ${srcdir}
931 binary install path : ${nmhbin}
932 library install path : ${nmhlib}
933 config files install path : ${nmhsysconf}
934 man page install path : ${nmhman}
935 RPM build root : ${nmhrpm}
936 backup prefix : ${backup_prefix}
937 transport system : ${MTS}
938 file locking type : ${LOCKTYPE}
939 default smtp servers : ${smtpservers}
940 default editor : ${editorpath}
941 default pager : ${pagerpath}
942 email address masquerading : ${masquerade}
943 pop is enabled : ${pop_kinds}
944 SASL support : ${sasl_support}
945 TLS support : ${tls_support}"