2 dnl configure.ac -- 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"$with_locking" = x"fcntl"; then
150 AC_DEFINE(FCNTL_LOCKING, 1, [Define to use fnctl() based locking.])dnl
153 AC_DEFINE(DOT_LOCKING)dnl
156 dnl Should we use a locking directory?
157 AC_ARG_ENABLE([lockdir], [
158 AS_HELP_STRING([--enable-lockdir=dir], [Store dot-lock files in "dir"])], [
159 AS_IF([test "x$enableval" = xyes],[
160 AC_MSG_ERROR([--enable-lockdir requires an argument])])
161 AS_IF([test "x$LOCKTYPE" != xdot],[
162 AC_MSG_ERROR([Can only use --enable-lockdir with dot locking])])
163 AC_DEFINE_UNQUOTED([LOCKDIR], ["$enableval"],
164 [Directory to store dot-locking lock files])
167 dnl What method of posting should post use?
169 AS_HELP_STRING([--with-mts=@<:@smtp|sendmail@:>@],
170 [specify the default mail transport agent/service]))
172 if test x"$with_mts" = x"smtp"; then
174 elif test x"$with_mts" = x"sendmail"; then
181 dnl Both the smtp and sendmail mail transport services use the smtp code
182 AC_DEFINE(SMTPMTS, 1,
183 [Define if you want SMTP (simple mail transport protocol) support.])dnl
185 dnl What should be the default pager?
187 AS_HELP_STRING([--with-pager=PAGER],[specify the default pager]))
189 if test -n "$with_pager"; then
190 pagerpath="$with_pager"
193 dnl What should be the default mail server(s)?
194 AC_ARG_WITH(smtpservers,
195 AS_HELP_STRING([--with-smtpservers='SMTPSERVER1@<:@ SMTPSERVER2...@:>@'],
196 [specify the default SMTP server(s) @<:@localhost@:>@]))
197 if test -n "$with_smtpservers"; then
198 smtpservers="$with_smtpservers"
200 smtpservers="localhost"
202 AC_SUBST(smtpservers)dnl
204 dnl ----------------------------------------------------
205 dnl Default location is /usr/local/nmh/{bin,etc,lib,man}
206 dnl ----------------------------------------------------
207 AC_PREFIX_DEFAULT(/usr/local/nmh)
209 dnl ------------------
210 dnl CHECK THE COMPILER
211 dnl ------------------
212 dnl We want these before the checks,
213 dnl so the checks can modify their values.
214 test -z "$CFLAGS" && CFLAGS= auto_cflags=1
215 if test x"$enable_debug" = x"yes"; then
216 test -z "$LDFLAGS" && LDFLAGS=-g
221 AC_CACHE_CHECK(whether preprocessor supports -Wunused-macros,
222 nmh_cv_has_unusedmacros,
223 [nmh_saved_cppflags="$CPPFLAGS"
224 CPPFLAGS="$CPPFLAGS -Wunused-macros -Wno-unused-macros"
225 AC_TRY_COMPILE([],[],nmh_cv_has_unusedmacros=yes,nmh_cv_has_unusedmacros=no)
226 CPPFLAGS="$nmh_saved_cppflags"])
228 if test "$nmh_cv_has_unusedmacros" = 'yes'; then
229 test -z "$CPPLAGS" && CPPFLAGS=-Wunused-macros \
230 || CPPFLAGS="$CPPFLAGS -Wunused-macros"
231 DISABLE_UNUSED_MACROS_WARNING=-Wno-unused-macros
233 AC_SUBST(DISABLE_UNUSED_MACROS_WARNING)dnl
235 AC_CACHE_CHECK(whether compiler supports -Wno-pointer-sign, nmh_cv_has_noptrsign,
236 [nmh_saved_cflags="$CFLAGS"
237 CFLAGS="$CFLAGS -Wno-pointer-sign"
238 AC_TRY_COMPILE([],[],nmh_cv_has_noptrsign=yes,nmh_cv_has_noptrsign=no)
239 CFLAGS="$nmh_saved_cflags"])
241 dnl if the user hasn't specified CFLAGS, then
242 dnl if compiler is gcc, then
243 dnl use -O2 and some warning flags
245 dnl We use -Wall; if the compiler supports it we also use -Wno-pointer-sign,
246 dnl because gcc 4 now produces a lot of new warnings which are probably mostly
247 dnl spurious and which in any case we don't want to deal with now.
248 if test "$nmh_cv_has_noptrsign" = "yes"; then
249 nmh_gcc_warnflags="-Wall -Wno-pointer-sign"
251 nmh_gcc_warnflags="-Wall"
254 if test -n "$auto_cflags"; then
255 if test x"$enable_debug" = x"yes"; then
256 if test -n "$GCC"; then
257 test -z "$CFLAGS" && CFLAGS="$nmh_gcc_warnflags -g" || CFLAGS="$CFLAGS $nmh_gcc_warnflags -g"
259 test -z "$CFLAGS" && CFLAGS=-g || CFLAGS="$CFLAGS -g"
262 if test -z "$LDFLAGS"; then
272 if test -n "$GCC"; then
273 test -z "$CFLAGS" && CFLAGS="$nmh_gcc_warnflags -O2" || CFLAGS="$CFLAGS $nmh_gcc_warnflags -O2"
275 test -z "$CFLAGS" && CFLAGS=-O || CFLAGS="$CFLAGS -O"
280 AC_C_CONST dnl Does compiler support `const'.
282 dnl ------------------
283 dnl CHECK FOR PROGRAMS
284 dnl ------------------
285 AC_PROG_MAKE_SET dnl Does make define $MAKE
286 AC_PROG_INSTALL dnl Check for BSD compatible `install'
287 AC_PROG_RANLIB dnl Check for `ranlib'
288 AC_PROG_AWK dnl Check for mawk,gawk,nawk, then awk
289 AC_PROG_LEX dnl Check for lex/flex
292 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
293 AC_PATH_PROG(cutpath, cut, no, [$pathtmp])
295 dnl ----------------------------------------------
296 dnl check for lclint, and lint if it doesn't exist
297 dnl ----------------------------------------------
298 AC_CHECK_PROG(linttmp1, lclint, lclint, no)dnl
299 if test x$ac_cv_prog_linttmp1 != xno ; then
300 LINT=$ac_cv_prog_linttmp1
301 LINTFLAGS="-weak +posixlib -macrovarprefixexclude"
303 AC_CHECK_PROG(linttmp2, lint, lint, no)dnl
304 if test x$ac_cv_prog_linttmp2 != xno ; then
305 LINT=$ac_cv_prog_linttmp2
308 LINT="echo 'No lint program found'"
313 AC_SUBST(LINTFLAGS)dnl
315 dnl try to figure out which one we've got
316 AC_CHECK_PROG(LIBTOOL, libtool, libtool, , [$pathtmp])
319 dnl Check for lorder and tsort commands
320 AC_CHECK_PROG(LORDER, lorder, lorder, no)dnl
321 AC_CHECK_PROG(TSORT, tsort, tsort, no)dnl
323 dnl If either doesn't exist, replace them with echo and cat
324 if test x$ac_cv_prog_LORDER != xlorder -o x$ac_cv_prog_TSORT != xtsort; then
329 dnl Mac OS X has lorder, but sh is too broken for it to work
330 dnl elif test -z "`lorder config/config.c 2>&1 | grep config/config.c`" ; then
333 dnl AC_SUBST(LORDER)dnl
334 dnl AC_SUBST(TSORT)dnl
337 dnl Check whether tsort can deal with loops
338 AC_CACHE_CHECK(whether tsort can deal with loops, nmh_cv_tsort_loop,
339 [if test -z "`echo a b b a | tsort 2>/dev/null | grep a`" ; then
342 nmh_cv_tsort_loop=yes
344 if test x$nmh_cv_tsort_loop = xno ; then
352 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
353 AC_PATH_PROG(lspath, ls, no, [$pathtmp])
355 dnl See how we get ls to display the owner and the group
356 if test "$lspath" != "no"; then
357 AC_CACHE_CHECK(how to get ls to show us the group ownership of a file,
359 [if test x"`$lspath -dl / | $AWK '{print $9}'`" = x"/"; then
360 dnl There were 9 parameters, so unless this is a really bizarre, nonstandard
361 dnl ls, it would seem -l gave us both the user and group. On this type of
362 dnl ls, -g makes _only_ the group be displayed (and not the user).
363 nmh_cv_ls_grpopt="-l"
365 dnl Looks like -l only gave us the user, so we need -g to get the group too.
366 nmh_cv_ls_grpopt="-lg"
371 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
372 AC_PATH_PROG(morepath, more, no, [$pathtmp])
374 dnl If pager is not specified yet,
375 dnl then use `more' as the default.
376 if test -z "$pagerpath"; then
377 pagerpath="$morepath"
379 AC_SUBST(pagerpath)dnl
381 dnl Look for `sendmail'
382 pathtmp=/usr/lib:/usr/sbin:/usr/etc:/usr/ucblib:/usr/bin:/bin
383 AC_PATH_PROG(sendmailpath, sendmail, /usr/sbin/sendmail, [$pathtmp])
386 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
387 AC_PATH_PROG(vipath, vi, /bin/vi, [$pathtmp])
389 dnl If editor is not specified yet,
390 dnl then use `vi' as the default.
391 if test -z "$editorpath"; then
394 AC_SUBST(editorpath)dnl
396 dnl ----------------------------------------------------------
397 dnl FIND MAIL SPOOL AND SEE IF WE NEED TO MAKE inc SETGID MAIL
398 dnl ----------------------------------------------------------
399 AC_CACHE_CHECK(where mail spool is located, nmh_cv_mailspool,
400 [for mailspool in /var/mail dnl
403 /dev/null; dnl Just in case we fall through
405 test -d $mailspool && break
407 nmh_cv_mailspool=$mailspool
409 mailspool=$nmh_cv_mailspool
410 AC_SUBST(mailspool)dnl
412 dnl See whether the mail spool directory is world-writable.
413 if test "$lspath" != "no" -a "$cutpath" != "no"; then
414 AC_CACHE_CHECK(whether the mail spool is world-writable,
415 nmh_cv_mailspool_world_writable,
416 [if test "`$lspath -dlL $mailspool | $cutpath -c9`" = "-"; then
417 nmh_cv_mailspool_world_writable=no
419 nmh_cv_mailspool_world_writable=yes
423 dnl Also, check for liblockfile (as found on Debian systems)
424 AC_CHECK_HEADER(lockfile.h, AC_CHECK_LIB(lockfile, lockfile_create) )
426 dnl and whether its companion program dotlockfile is setgid
427 AC_PATH_PROG(dotlockfilepath, dotlockfile, no)
428 if test "$ac_cv_lib_lockfile_lockfile_create" != "no" ; then
429 if test "$ac_cv_path_dotlockfilepath" != "no" ; then
430 AC_CACHE_CHECK(whether dotlockfile is setgid, nmh_cv_dotlockfile_setgid,
431 [ if test -g "$ac_cv_path_dotlockfilepath" ; then
432 nmh_cv_dotlockfile_setgid=yes
434 nmh_cv_dotlockfile_setgid=no
439 dnl If mailspool is not world-writable and dotlockfile is not setgid,
440 dnl we need to #define MAILGROUP to 1 and make inc setgid.
441 if test x"$LOCKTYPE" = x"dot" -a x"$nmh_cv_mailspool_world_writable" = x"no" -a x"$nmh_cv_dotlockfile_setgid" != x"yes" ; then
442 dnl do we really need both of these?
443 AC_DEFINE(MAILGROUP,1,
444 [Define to 1 if you need to make `inc' set-group-id because your mail spool is not world writable. There are no guarantees as to the safety of doing this, but this #define will add some extra security checks.])dnl
447 AC_SUBST(SETGID_MAIL)dnl
449 dnl Use ls to see which group owns the mail spool directory.
450 AC_CACHE_CHECK(what group owns the mail spool, nmh_cv_ls_mail_grp,
451 [nmh_cv_ls_mail_grp=`$lspath -dL $nmh_cv_ls_grpopt $mailspool|$AWK '{print $4}'`
453 MAIL_SPOOL_GRP=$nmh_cv_ls_mail_grp
454 AC_SUBST(MAIL_SPOOL_GRP)dnl
456 dnl ------------------
457 dnl CHECK HEADER FILES
458 dnl ------------------
460 dnl On glibc we need to define at least the '_XOPEN_SOURCE' level of features,
461 dnl or wchar.h doesn't declare a prototype for wcwidth(). But if we only define
462 dnl that level then db.h won't compile. So we define _GNU_SOURCE which turns
463 dnl on everything. Perhaps other OSes need some feature switch set to get wcwidth()
464 dnl declared; if so they should have an entry added to this case statement.
465 dnl NB that we must define this on the compiler command line, not in config.h,
466 dnl because it must be set before any system header is included and there's no
467 dnl portable way to make sure that files generated by lex include config.h
468 dnl before system header files.
472 # Like DEFS, but doesn't get stomped on by configure when using config.h:
473 test -z "$OURDEFS" && OURDEFS="-D_GNU_SOURCE" \
474 || OURDEFS="$OURDEFS -D_GNU_SOURCE"
481 AC_CHECK_HEADERS(errno.h fcntl.h crypt.h termcap.h \
482 langinfo.h wchar.h wctype.h iconv.h netdb.h \
483 sys/param.h sys/time.h sys/stream.h)
486 dnl Checks for _IO_write_ptr. A Linuxism used by nmh on linux. We
487 dnl really use a whole set of them, but this check should be
490 AC_CHECK_HEADER(libio.h, [
491 AC_EGREP_HEADER(_IO_write_ptr, libio.h, [
492 AC_DEFINE(LINUX_STDIO,1,[Use the Linux _IO_*_ptr defines from <libio.h>.]) ]) ])
494 AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM,1,
495 [Define to 1 if `struct winsize' requires <sys/ptem.h>.]),,
496 [[#if HAVE_SYS_STREAM_H
497 # include <sys/stream.h>
504 AC_CHECK_FUNCS(writev lstat getutent nl_langinfo)
506 dnl Check for multibyte character set support
507 if test "x$ac_cv_header_wchar_h" = "xyes" -a "x$ac_cv_header_wctype_h" = "xyes" \
508 -a "x$ac_cv_func_wcwidth" = "xyes" -a "x$ac_cv_func_mbtowc" = "xyes"; then
509 AC_DEFINE(MULTIBYTE_SUPPORT, 1,
510 [Define to enable support for multibyte character sets.])
513 dnl -------------------
514 dnl CHECK FOR LIBRARIES
515 dnl -------------------
516 dnl Check location of modf
517 AC_CHECK_FUNC(modf, , AC_CHECK_LIB(m, modf))
519 dnl Checks for network libraries (nsl, socket)
522 termcap_curses_order="termcap curses ncurses"
523 for lib in $termcap_curses_order; do
524 AC_CHECK_LIB(${lib}, tgetent, [TERMLIB="-l$lib"; break])
532 dnl Find iconv. It may be in libiconv and may be iconv() or libiconv()
533 if test "x$ac_cv_header_iconv_h" = "xyes"; then
534 AC_CHECK_FUNC(iconv, ac_found_iconv=yes, ac_found_iconv=no)
535 if test "x$ac_found_iconv" = "xno"; then
536 AC_CHECK_LIB(iconv, iconv, ac_found_iconv=yes)
537 if test "x$ac_found_iconv" = "xno"; then
538 AC_CHECK_LIB(iconv, libiconv, ac_found_iconv=yes)
540 if test "x$ac_found_iconv" != "xno"; then
544 dnl Handle case where there is a native iconv but iconv.h is from libiconv
545 AC_CHECK_DECL(_libiconv_version,
546 [ AC_CHECK_LIB(iconv, libiconv, LIBS="-liconv $LIBS") ],,
547 [ #include <iconv.h> ])
550 if test "x$ac_found_iconv" = xyes; then
551 AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.])
554 dnl Check if iconv uses const in prototype declaration
555 if test "x$ac_found_iconv" = "xyes"; then
556 AC_CACHE_CHECK(for iconv declaration, ac_cv_iconv_const,
557 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdlib.h>
558 #include <iconv.h>]],
562 #if defined(__STDC__) || defined(__cplusplus)
563 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
567 [ac_cv_iconv_const=],
568 [ac_cv_iconv_const=const])])
569 AC_DEFINE_UNQUOTED([ICONV_CONST], $ac_cv_iconv_const,
570 [Define as const if the declaration of iconv() needs const.])
577 AC_ARG_WITH([ndbm],AS_HELP_STRING([--with-ndbm=ARG],[use -lARG to link with ndbm]),
578 [nmh_ndbm=$withval],[nmh_ndbm=autodetect])
579 AC_ARG_WITH([ndbmheader],AS_HELP_STRING([--with-ndbmheader=ARG],[#include <ARG> to use ndbm]),
580 [nmh_ndbmheader=$withval],[nmh_ndbmheader=autodetect])
582 if test "$nmh_ndbm" = "autodetect"; then
583 if test "$nmh_ndbmheader" != "autodetect"; then
584 AC_MSG_ERROR([must specify both --with-ndbm and --with-ndbmheader or neither])
587 dnl There are at least four implementations of ndbm, and
588 dnl several of those can be in different places at the whim
589 dnl of the system integrator. A good summary of this mess
590 dnl can be found at http://www.unixpapa.com/incnote/dbm.html
592 dnl Classic ndbm with no library required (eg NetBSD): try this
593 dnl first so we don't accidentally link in a pointless but harmless
594 dnl library in one of the later ndbm.h+libfoo tests:
595 NMH_CHECK_NDBM(ndbm.h,,,
596 dnl Berkeley DBv2 emulating ndbm: header in db.h:
597 NMH_CHECK_NDBM(db.h,db,,
598 dnl Berkeley DBv1 emulating ndbm:
599 NMH_CHECK_NDBM(ndbm.h,db,,
600 NMH_CHECK_NDBM(ndbm.h,db1,,
602 NMH_CHECK_NDBM(ndbm.h,ndbm,,
603 dnl glibc2.1 systems put db1 in a subdir:
604 NMH_CHECK_NDBM(db1/ndbm.h,db1,,
605 dnl GNU gdbm emulating ndbm, with header possibly in gdbm/
606 dnl and possibly needing gbdm_compat library:
607 NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm,,
608 NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm_compat -lgdbm,,
609 NMH_CHECK_NDBM(ndbm.h,gdbm,,
610 NMH_CHECK_NDBM(ndbm.h,gdbm_compat -lgdbm))))))))))
614 dnl We don't really need to check that the user-specified values work,
615 dnl but it is a convenience to the user to bomb out early rather than
616 dnl after configure and half the compile process.
617 NMH_CHECK_NDBM([$nmh_ndbmheader],[$nmh_ndbm])
620 if test "$nmh_ndbm_found" = "no"; then
621 AC_MSG_ERROR([could not find a working ndbm library/header combination])
623 dnl Now export the lib/header to our makefile/config.h:
624 if test x"$nmh_ndbmheader" != x; then
625 AC_DEFINE_UNQUOTED(NDBM_HEADER, <$nmh_ndbmheader>,
626 [Define to the header containing the ndbm API prototypes.])
628 if test x"$nmh_ndbm" != x; then
629 NDBM_LIBS="-l$nmh_ndbm"
636 dnl ------------------
637 dnl Set RPM build root
638 dnl ------------------
639 dnl nmhrpm is used in the final summary, see below. The default value is
640 dnl reported there as ./RPM, consistent with the reporting of the default
641 dnl source code location as ., but its absolute path is used in the Makefile.
643 AS_HELP_STRING([--with-rpmdir=RPMDIR], [RPM build directory @<:@RPM@:>@]))
644 AS_IF([test x"$with_rpmdir" = x], [rpmdir='$(abs_srcdir)/RPM'; nmhrpm=./RPM],
645 [rpmdir="$with_rpmdir"; eval "nmhrpm=${rpmdir}"])
649 dnl --------------------
650 dnl CHECK FOR CYRUS-SASL
651 dnl --------------------
653 AS_IF([test x"$sasl_support" = x"yes"],[
654 AC_CHECK_HEADER([sasl/sasl.h], , [AC_MSG_ERROR([sasl.h not found])])
655 AC_CHECK_LIB([sasl2], [sasl_client_new], ,
656 [AC_MSG_ERROR([Cyrus SASL library not found])])])
658 dnl -----------------
659 dnl CHECK FOR OPENSSL
660 dnl -----------------
662 AS_IF([test x"$tls_support" = x"yes"],[
663 AC_CHECK_HEADER([openssl/ssl.h], , [AC_MSG_ERROR([openssl/ssl.h not found])])
664 AC_CHECK_LIB([crypto], [BIO_write], ,
665 [AC_MSG_ERROR([OpenSSL crypto library not found])])
666 AC_CHECK_LIB([ssl], [SSL_library_init], ,
667 [AC_MSG_ERROR([OpenSSL library not found])])])
669 dnl ---------------------
670 dnl CHECK TERMCAP LIBRARY
671 dnl ---------------------
673 dnl Add the termcap library, so that the following configure
674 dnl tests will find it when it tries to link test programs.
675 nmh_save_LIBS="$LIBS"
676 LIBS="$TERMLIB $LIBS"
678 dnl Check if tgetent accepts NULL (and will allocate its own termcap buffer)
679 dnl Some termcaps reportedly accept a zero buffer, but then dump core
681 dnl Under Cygwin test program crashes but exit code is still 0. So,
682 dnl we test for a file that porgram should create
683 AH_TEMPLATE([TGETENT_ACCEPTS_NULL],
684 [Define to 1 if tgetent() accepts NULL as a buffer.])
685 AC_CACHE_CHECK(if tgetent accepts NULL,
686 nmh_cv_func_tgetent_accepts_null,
691 int r1 = tgetent(buf, "vt100");
692 int r2 = tgetent((char*)0,"vt100");
693 if (r1 >= 0 && r1 == r2) {
697 creat("conftest.tgetent", 0640);
699 exit((r1 != r2) || r2 == -1);
702 if test -f conftest.tgetent; then
703 nmh_cv_func_tgetent_accepts_null=yes
705 nmh_cv_func_tgetent_accepts_null=no
707 nmh_cv_func_tgetent_accepts_null=no,
708 nmh_cv_func_tgetent_accepts_null=no)])
709 if test x$nmh_cv_func_tgetent_accepts_null = xyes; then
710 AC_DEFINE(TGETENT_ACCEPTS_NULL)
712 AC_CACHE_CHECK(if tgetent returns 0 on success,
713 nmh_cv_func_tgetent_zero_success,
718 int r1 = tgetent(buf, "!@#$%^&*");
719 int r2 = tgetent(buf, "vt100");
720 if (r1 < 0 && r2 == 0) {
724 creat("conftest.tgetent0", 0640);
729 if test -f conftest.tgetent0; then
730 nmh_cv_func_tgetent_zero_success=yes
732 nmh_cv_func_tgetent_zero_success=no
734 nmh_cv_func_tgetent_zero_success=no,
735 nmh_cv_func_tgetent_zero_success=no)])
736 AH_TEMPLATE([TGETENT_SUCCESS],
737 [Define to what tgetent() returns on success (0 on HP-UX X/Open curses).])
738 if test x$nmh_cv_func_tgetent_zero_success = xyes; then
739 AC_DEFINE(TGETENT_SUCCESS, 0)
741 AC_DEFINE(TGETENT_SUCCESS, 1)
744 dnl Now put the libraries back to what it was before we
745 dnl starting checking the termcap library.
746 LIBS="$nmh_save_LIBS"
761 AC_CHECK_MEMBERS([struct tm.tm_gmtoff],,,[#include <time.h>])
762 AC_CHECK_MEMBERS(struct utmp.ut_type,,,[#include <utmp.h>])
764 AC_STRUCT_DIRENT_D_TYPE
766 dnl Where is <signal.h> located? Needed as input for signames.awk
767 AC_CACHE_CHECK(where signal.h is located, nmh_cv_path_signal_h,
768 [for SIGNAL_H in /usr/include/bsd/sys/signal.h dnl Next
769 /usr/include/asm/signal.h dnl Linux 1.3.0 and above
770 /usr/include/asm/signum.h dnl some versions of Linux/Alpha
771 /usr/include/linux/signal.h dnl Linux up to 1.2.11
772 /usr/include/sys/signal.h dnl Almost everybody else
773 /dev/null; dnl Just in case we fall through
775 test -f $SIGNAL_H && \
776 grep '#[ ]*define[ ][ ]*SIG[0-9A-Z]*[ ]*[0-9][0-9]*' $SIGNAL_H > /dev/null && \
779 nmh_cv_path_signal_h=$SIGNAL_H
781 SIGNAL_H=$nmh_cv_path_signal_h
782 AC_SUBST(SIGNAL_H)dnl
787 AC_CONFIG_FILES(Makefile config/Makefile h/Makefile sbr/Makefile uip/Makefile \
788 mts/Makefile mts/smtp/Makefile \
789 etc/Makefile docs/Makefile man/Makefile)
790 AC_CONFIG_COMMANDS([stamp],[test -z "$CONFIG_HEADERS" || echo > stamp-h])
793 dnl These odd looking assignments are done to expand out unexpanded
794 dnl variables in bindir et al (for instance mandir is '${datarootdir}/man',
795 dnl but expanding that gives '${prefix}/share/man', so we need to expand
796 dnl again to get the final answer.
797 dnl We only use the expanded versions to print the install paths in
798 dnl the final summary and should use them nowhere else (see the autoconf
799 dnl docs for the rationale for bindir etc being unexpanded).
800 eval "nmhbin=${bindir}"; eval "nmhbin=${nmhbin}"
801 eval "nmhsysconf=${sysconfdir}"; eval "nmhsysconf=${nmhsysconf}"
802 eval "nmhlib=${libdir}"; eval "nmhlib=${nmhlib}"
803 eval "nmhman=${mandir}"; eval "nmhman=${nmhman}"
804 eval "nmhrpm=${nmhrpm}";
807 if test x"$enable_pop" = x"yes"; then
810 if test x"$enable_apop" = x"yes"; then
811 pop_kinds="${pop_kinds}APOP "
814 pop_kinds="${pop_kinds}POP3)"
820 nmh version : AC_PACKAGE_VERSION
821 target os : ${target}
823 compiler flags : ${CFLAGS}
824 linker flags : ${LDFLAGS}
825 definitions : ${OURDEFS}
826 source code location : ${srcdir}
827 binary install path : ${nmhbin}
828 library install path : ${nmhlib}
829 config files install path : ${nmhsysconf}
830 man page install path : ${nmhman}
831 RPM build root : ${nmhrpm}
832 backup prefix : ${backup_prefix}
833 transport system : ${MTS}
834 file locking type : ${LOCKTYPE}
835 default smtp servers : ${smtpservers}
836 default editor : ${editorpath}
837 default pager : ${pagerpath}
838 email address masquerading : ${masquerade}
839 pop is enabled : ${pop_kinds}
840 SASL support : ${sasl_support}
841 TLS support : ${tls_support}"