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 "$LDFLAGS" && LDFLAGS=-g
223 AC_CACHE_CHECK(whether preprocessor supports -Wunused-macros,
224 nmh_cv_has_unusedmacros,
225 [nmh_saved_cppflags="$CPPFLAGS"
226 CPPFLAGS="$CPPFLAGS -Wunused-macros -Wno-unused-macros"
227 AC_TRY_COMPILE([],[],nmh_cv_has_unusedmacros=yes,nmh_cv_has_unusedmacros=no)
228 CPPFLAGS="$nmh_saved_cppflags"])
230 if test "$nmh_cv_has_unusedmacros" = 'yes'; then
231 test -z "$CPPLAGS" && CPPFLAGS=-Wunused-macros \
232 || CPPFLAGS="$CPPFLAGS -Wunused-macros"
233 DISABLE_UNUSED_MACROS_WARNING=-Wno-unused-macros
235 AC_SUBST(DISABLE_UNUSED_MACROS_WARNING)dnl
237 AC_CACHE_CHECK(whether compiler supports -Wextra, nmh_cv_wextra,
238 [nmh_saved_cflags="$CFLAGS"
239 CFLAGS="$CFLAGS -Wextra"
240 AC_TRY_COMPILE([],[],nmh_cv_wextra=' -Wextra',echo -n no)
241 CFLAGS="$nmh_saved_cflags"])
243 AC_CACHE_CHECK(whether compiler supports -Wno-pointer-sign, nmh_cv_has_noptrsign,
244 [nmh_saved_cflags="$CFLAGS"
245 CFLAGS="$CFLAGS -Wno-pointer-sign"
246 AC_TRY_COMPILE([],[],nmh_cv_has_noptrsign=yes,nmh_cv_has_noptrsign=no)
247 CFLAGS="$nmh_saved_cflags"])
249 dnl if the user hasn't specified CFLAGS, then
250 dnl if compiler is gcc, then
251 dnl use -O2 and some warning flags
253 dnl We use -Wall and -Wextra if supported. If the compiler supports it we
254 dnl also use -Wno-pointer-sign, because gcc 4 now produces a lot of new
255 dnl warnings which are probably mostly spurious and which in any case we
256 dnl don't want to deal with now.
257 if test "$nmh_cv_has_noptrsign" = "yes"; then
258 nmh_gcc_warnflags="-Wall$nmh_cv_wextra -Wno-pointer-sign"
260 nmh_gcc_warnflags="-Wall$nmh_cv_wextra"
263 if test -n "$auto_cflags"; then
264 if test x"$enable_debug" = x"yes"; then
265 if test -n "$GCC"; then
266 test -z "$CFLAGS" && CFLAGS="$nmh_gcc_warnflags -g" || CFLAGS="$CFLAGS $nmh_gcc_warnflags -g"
268 test -z "$CFLAGS" && CFLAGS=-g || CFLAGS="$CFLAGS -g"
271 if test -z "$LDFLAGS"; then
281 if test -n "$GCC"; then
282 test -z "$CFLAGS" && CFLAGS="$nmh_gcc_warnflags -O2" || CFLAGS="$CFLAGS $nmh_gcc_warnflags -O2"
284 test -z "$CFLAGS" && CFLAGS=-O || CFLAGS="$CFLAGS -O"
289 AC_C_CONST dnl Does compiler support `const'.
291 dnl ------------------
292 dnl CHECK FOR PROGRAMS
293 dnl ------------------
294 AC_PROG_MAKE_SET dnl Does make define $MAKE
295 AC_PROG_INSTALL dnl Check for BSD compatible `install'
296 AC_PROG_RANLIB dnl Check for `ranlib'
297 AC_PROG_AWK dnl Check for mawk,gawk,nawk, then awk
298 AC_PROG_LEX dnl Check for lex/flex
301 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
302 AC_PATH_PROG(cutpath, cut, no, [$pathtmp])
304 dnl ----------------------------------------------
305 dnl check for lclint, and lint if it doesn't exist
306 dnl ----------------------------------------------
307 AC_CHECK_PROG(linttmp1, lclint, lclint, no)dnl
308 if test x$ac_cv_prog_linttmp1 != xno ; then
309 LINT=$ac_cv_prog_linttmp1
310 LINTFLAGS="-weak +posixlib -macrovarprefixexclude"
312 AC_CHECK_PROG(linttmp2, lint, lint, no)dnl
313 if test x$ac_cv_prog_linttmp2 != xno ; then
314 LINT=$ac_cv_prog_linttmp2
317 LINT="echo 'No lint program found'"
322 AC_SUBST(LINTFLAGS)dnl
324 dnl try to figure out which one we've got
325 AC_CHECK_PROG(LIBTOOL, libtool, libtool, , [$pathtmp])
328 dnl Check for lorder and tsort commands
329 AC_CHECK_PROG(LORDER, lorder, lorder, no)dnl
330 AC_CHECK_PROG(TSORT, tsort, tsort, no)dnl
332 dnl If either doesn't exist, replace them with echo and cat
333 if test x$ac_cv_prog_LORDER != xlorder -o x$ac_cv_prog_TSORT != xtsort; then
338 dnl Mac OS X has lorder, but sh is too broken for it to work
339 dnl elif test -z "`lorder config/config.c 2>&1 | grep config/config.c`" ; then
342 dnl AC_SUBST(LORDER)dnl
343 dnl AC_SUBST(TSORT)dnl
346 dnl Check whether tsort can deal with loops
347 AC_CACHE_CHECK(whether tsort can deal with loops, nmh_cv_tsort_loop,
348 [if test -z "`echo a b b a | tsort 2>/dev/null | grep a`" ; then
351 nmh_cv_tsort_loop=yes
353 if test x$nmh_cv_tsort_loop = xno ; then
361 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
362 AC_PATH_PROG(lspath, ls, no, [$pathtmp])
364 dnl See how we get ls to display the owner and the group
365 if test "$lspath" != "no"; then
366 AC_CACHE_CHECK(how to get ls to show us the group ownership of a file,
368 [if test x"`$lspath -dl / | $AWK '{print $9}'`" = x"/"; then
369 dnl There were 9 parameters, so unless this is a really bizarre, nonstandard
370 dnl ls, it would seem -l gave us both the user and group. On this type of
371 dnl ls, -g makes _only_ the group be displayed (and not the user).
372 nmh_cv_ls_grpopt="-l"
374 dnl Looks like -l only gave us the user, so we need -g to get the group too.
375 nmh_cv_ls_grpopt="-lg"
380 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
381 AC_PATH_PROG(morepath, more, no, [$pathtmp])
383 dnl If pager is not specified yet,
384 dnl then use `more' as the default.
385 if test -z "$pagerpath"; then
386 pagerpath="$morepath"
388 AC_SUBST(pagerpath)dnl
390 dnl Look for `sendmail'
391 pathtmp=/usr/lib:/usr/sbin:/usr/etc:/usr/ucblib:/usr/bin:/bin
392 AC_PATH_PROG(sendmailpath, sendmail, /usr/sbin/sendmail, [$pathtmp])
395 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
396 AC_PATH_PROG(vipath, vi, /bin/vi, [$pathtmp])
398 dnl If editor is not specified yet,
399 dnl then use `vi' as the default.
400 if test -z "$editorpath"; then
403 AC_SUBST(editorpath)dnl
405 dnl ----------------------------------------------------------
406 dnl FIND MAIL SPOOL AND SEE IF WE NEED TO MAKE inc SETGID MAIL
407 dnl ----------------------------------------------------------
408 AC_CACHE_CHECK(where mail spool is located, nmh_cv_mailspool,
409 [for mailspool in /var/mail dnl
412 /dev/null; dnl Just in case we fall through
414 test -d $mailspool && break
416 nmh_cv_mailspool=$mailspool
418 mailspool=$nmh_cv_mailspool
419 AC_SUBST(mailspool)dnl
421 dnl See whether the mail spool directory is world-writable.
422 if test "$lspath" != "no" -a "$cutpath" != "no"; then
423 AC_CACHE_CHECK(whether the mail spool is world-writable,
424 nmh_cv_mailspool_world_writable,
425 [if test "`$lspath -dlL $mailspool | $cutpath -c9`" = "-"; then
426 nmh_cv_mailspool_world_writable=no
428 nmh_cv_mailspool_world_writable=yes
432 dnl Also, check for liblockfile (as found on Debian systems)
433 AC_CHECK_HEADER(lockfile.h, AC_CHECK_LIB(lockfile, lockfile_create) )
435 dnl and whether its companion program dotlockfile is setgid
436 AC_PATH_PROG(dotlockfilepath, dotlockfile, no)
437 if test "$ac_cv_lib_lockfile_lockfile_create" != "no" ; then
438 if test "$ac_cv_path_dotlockfilepath" != "no" ; then
439 AC_CACHE_CHECK(whether dotlockfile is setgid, nmh_cv_dotlockfile_setgid,
440 [ if test -g "$ac_cv_path_dotlockfilepath" ; then
441 nmh_cv_dotlockfile_setgid=yes
443 nmh_cv_dotlockfile_setgid=no
448 dnl If mailspool is not world-writable and dotlockfile is not setgid,
449 dnl we need to #define MAILGROUP to 1 and make inc setgid.
450 if test x"$LOCKTYPE" = x"dot" -a x"$nmh_cv_mailspool_world_writable" = x"no" -a x"$nmh_cv_dotlockfile_setgid" != x"yes" ; then
451 dnl do we really need both of these?
452 AC_DEFINE(MAILGROUP,1,
453 [Define to 1 if you need to make `inc' set-group-id because your mail spool is not world writable. There are no guarantees as to the safety of doing this, but this #define will add some extra security checks.])dnl
456 AC_SUBST(SETGID_MAIL)dnl
458 dnl Use ls to see which group owns the mail spool directory.
459 AC_CACHE_CHECK(what group owns the mail spool, nmh_cv_ls_mail_grp,
460 [nmh_cv_ls_mail_grp=`$lspath -dL $nmh_cv_ls_grpopt $mailspool|$AWK '{print $4}'`
462 MAIL_SPOOL_GRP=$nmh_cv_ls_mail_grp
463 AC_SUBST(MAIL_SPOOL_GRP)dnl
465 dnl ------------------
466 dnl CHECK HEADER FILES
467 dnl ------------------
469 dnl On glibc we need to define at least the '_XOPEN_SOURCE' level of features,
470 dnl or wchar.h doesn't declare a prototype for wcwidth(). But if we only define
471 dnl that level then db.h won't compile. So we define _GNU_SOURCE which turns
472 dnl on everything. Perhaps other OSes need some feature switch set to get wcwidth()
473 dnl declared; if so they should have an entry added to this case statement.
474 dnl NB that we must define this on the compiler command line, not in config.h,
475 dnl because it must be set before any system header is included and there's no
476 dnl portable way to make sure that files generated by lex include config.h
477 dnl before system header files.
481 # Like DEFS, but doesn't get stomped on by configure when using config.h:
482 test -z "$OURDEFS" && OURDEFS="-D_GNU_SOURCE" \
483 || OURDEFS="$OURDEFS -D_GNU_SOURCE"
490 AC_CHECK_HEADERS(errno.h fcntl.h crypt.h ncurses/termcap.h termcap.h \
491 langinfo.h wchar.h wctype.h iconv.h netdb.h \
492 sys/param.h sys/time.h sys/stream.h)
495 dnl Checks for _IO_write_ptr. A Linuxism used by nmh on linux. We
496 dnl really use a whole set of them, but this check should be
499 AC_CHECK_HEADER(libio.h, [
500 AC_EGREP_HEADER(_IO_write_ptr, libio.h, [
501 AC_DEFINE(LINUX_STDIO,1,[Use the Linux _IO_*_ptr defines from <libio.h>.]) ]) ])
503 AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM,1,
504 [Define to 1 if `struct winsize' requires <sys/ptem.h>.]),,
505 [[#if HAVE_SYS_STREAM_H
506 # include <sys/stream.h>
513 AC_CHECK_FUNCS(writev lstat getutent nl_langinfo)
515 dnl Check for multibyte character set support
516 if test "x$ac_cv_header_wchar_h" = "xyes" -a "x$ac_cv_header_wctype_h" = "xyes" \
517 -a "x$ac_cv_func_wcwidth" = "xyes" -a "x$ac_cv_func_mbtowc" = "xyes"; then
518 AC_DEFINE(MULTIBYTE_SUPPORT, 1,
519 [Define to enable support for multibyte character sets.])
522 dnl -------------------
523 dnl CHECK FOR LIBRARIES
524 dnl -------------------
525 dnl Check location of modf
526 AC_CHECK_FUNC(modf, , AC_CHECK_LIB(m, modf))
528 dnl Checks for network libraries (nsl, socket)
531 termcap_curses_order="termcap curses ncurses"
532 for lib in $termcap_curses_order; do
533 AC_CHECK_LIB(${lib}, tgetent, [TERMLIB="-l$lib"; break])
541 dnl Find iconv. It may be in libiconv and may be iconv() or libiconv()
542 if test "x$ac_cv_header_iconv_h" = "xyes"; then
543 AC_CHECK_FUNC(iconv, ac_found_iconv=yes, ac_found_iconv=no)
544 if test "x$ac_found_iconv" = "xno"; then
545 AC_CHECK_LIB(iconv, iconv, ac_found_iconv=yes)
546 if test "x$ac_found_iconv" = "xno"; then
547 AC_CHECK_LIB(iconv, libiconv, ac_found_iconv=yes)
549 if test "x$ac_found_iconv" != "xno"; then
553 dnl Handle case where there is a native iconv but iconv.h is from libiconv
554 AC_CHECK_DECL(_libiconv_version,
555 [ AC_CHECK_LIB(iconv, libiconv, LIBS="-liconv $LIBS") ],,
556 [ #include <iconv.h> ])
559 if test "x$ac_found_iconv" = xyes; then
560 AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.])
563 dnl Check if iconv uses const in prototype declaration
564 if test "x$ac_found_iconv" = "xyes"; then
565 AC_CACHE_CHECK(for iconv declaration, ac_cv_iconv_const,
566 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdlib.h>
567 #include <iconv.h>]],
571 #if defined(__STDC__) || defined(__cplusplus)
572 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
576 [ac_cv_iconv_const=],
577 [ac_cv_iconv_const=const])])
578 AC_DEFINE_UNQUOTED([ICONV_CONST], $ac_cv_iconv_const,
579 [Define as const if the declaration of iconv() needs const.])
586 AC_ARG_WITH([ndbm],AS_HELP_STRING([--with-ndbm=ARG],[use -lARG to link with ndbm]),
587 [nmh_ndbm=$withval],[nmh_ndbm=autodetect])
588 AC_ARG_WITH([ndbmheader],AS_HELP_STRING([--with-ndbmheader=ARG],[#include <ARG> to use ndbm]),
589 [nmh_ndbmheader=$withval],[nmh_ndbmheader=autodetect])
591 if test "$nmh_ndbm" = "autodetect"; then
592 if test "$nmh_ndbmheader" != "autodetect"; then
593 AC_MSG_ERROR([must specify both --with-ndbm and --with-ndbmheader or neither])
596 dnl There are at least four implementations of ndbm, and
597 dnl several of those can be in different places at the whim
598 dnl of the system integrator. A good summary of this mess
599 dnl can be found at http://www.unixpapa.com/incnote/dbm.html
601 dnl Classic ndbm with no library required (eg NetBSD): try this
602 dnl first so we don't accidentally link in a pointless but harmless
603 dnl library in one of the later ndbm.h+libfoo tests:
604 NMH_CHECK_NDBM(ndbm.h,,,
605 dnl Berkeley DBv2 emulating ndbm: header in db.h:
606 NMH_CHECK_NDBM(db.h,db,,
607 dnl Berkeley DBv1 emulating ndbm:
608 NMH_CHECK_NDBM(ndbm.h,db,,
609 NMH_CHECK_NDBM(ndbm.h,db1,,
611 NMH_CHECK_NDBM(ndbm.h,ndbm,,
612 dnl glibc2.1 systems put db1 in a subdir:
613 NMH_CHECK_NDBM(db1/ndbm.h,db1,,
614 dnl GNU gdbm emulating ndbm, with header possibly in gdbm/
615 dnl and possibly needing gbdm_compat library:
616 NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm,,
617 NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm_compat -lgdbm,,
618 NMH_CHECK_NDBM(ndbm.h,gdbm,,
619 NMH_CHECK_NDBM(ndbm.h,gdbm_compat -lgdbm))))))))))
623 dnl We don't really need to check that the user-specified values work,
624 dnl but it is a convenience to the user to bomb out early rather than
625 dnl after configure and half the compile process.
626 NMH_CHECK_NDBM([$nmh_ndbmheader],[$nmh_ndbm])
629 if test "$nmh_ndbm_found" = "no"; then
630 AC_MSG_ERROR([could not find a working ndbm library/header combination])
632 dnl Now export the lib/header to our makefile/config.h:
633 if test x"$nmh_ndbmheader" != x; then
634 AC_DEFINE_UNQUOTED(NDBM_HEADER, <$nmh_ndbmheader>,
635 [Define to the header containing the ndbm API prototypes.])
637 if test x"$nmh_ndbm" != x; then
638 NDBM_LIBS="-l$nmh_ndbm"
645 dnl ------------------
646 dnl Set RPM build root
647 dnl ------------------
648 dnl nmhrpm is used in the final summary, see below. The default value is
649 dnl reported there as ./RPM, consistent with the reporting of the default
650 dnl source code location as ., but its absolute path is used in the Makefile.
652 AS_HELP_STRING([--with-rpmdir=RPMDIR], [RPM build directory @<:@RPM@:>@]))
653 AS_IF([test x"$with_rpmdir" = x], [rpmdir='$(abs_srcdir)/RPM'; nmhrpm=./RPM],
654 [rpmdir="$with_rpmdir"; eval "nmhrpm=${rpmdir}"])
658 dnl --------------------
659 dnl CHECK FOR CYRUS-SASL
660 dnl --------------------
662 AS_IF([test x"$sasl_support" = x"yes"],[
663 AC_CHECK_HEADER([sasl/sasl.h], , [AC_MSG_ERROR([sasl.h not found])])
664 AC_CHECK_LIB([sasl2], [sasl_client_new], ,
665 [AC_MSG_ERROR([Cyrus SASL library not found])])])
667 dnl -----------------
668 dnl CHECK FOR OPENSSL
669 dnl -----------------
671 AS_IF([test x"$tls_support" = x"yes"],[
672 AC_CHECK_HEADER([openssl/ssl.h], , [AC_MSG_ERROR([openssl/ssl.h not found])])
673 AC_CHECK_LIB([crypto], [BIO_write], ,
674 [AC_MSG_ERROR([OpenSSL crypto library not found])])
675 AC_CHECK_LIB([ssl], [SSL_library_init], ,
676 [AC_MSG_ERROR([OpenSSL library not found])])])
678 dnl ---------------------
679 dnl CHECK TERMCAP LIBRARY
680 dnl ---------------------
682 dnl Add the termcap library, so that the following configure
683 dnl tests will find it when it tries to link test programs.
684 nmh_save_LIBS="$LIBS"
685 LIBS="$TERMLIB $LIBS"
687 dnl Check if tgetent accepts NULL (and will allocate its own termcap buffer)
688 dnl Some termcaps reportedly accept a zero buffer, but then dump core
690 dnl Under Cygwin test program crashes but exit code is still 0. So,
691 dnl we test for a file that porgram should create
692 AH_TEMPLATE([TGETENT_ACCEPTS_NULL],
693 [Define to 1 if tgetent() accepts NULL as a buffer.])
694 AC_CACHE_CHECK(if tgetent accepts NULL,
695 nmh_cv_func_tgetent_accepts_null,
700 int r1 = tgetent(buf, "vt100");
701 int r2 = tgetent((char*)0,"vt100");
702 if (r1 >= 0 && r1 == r2) {
706 creat("conftest.tgetent", 0640);
708 exit((r1 != r2) || r2 == -1);
711 if test -f conftest.tgetent; then
712 nmh_cv_func_tgetent_accepts_null=yes
714 nmh_cv_func_tgetent_accepts_null=no
716 nmh_cv_func_tgetent_accepts_null=no,
717 nmh_cv_func_tgetent_accepts_null=no)])
718 if test x$nmh_cv_func_tgetent_accepts_null = xyes; then
719 AC_DEFINE(TGETENT_ACCEPTS_NULL)
721 AC_CACHE_CHECK(if tgetent returns 0 on success,
722 nmh_cv_func_tgetent_zero_success,
727 int r1 = tgetent(buf, "!@#$%^&*");
728 int r2 = tgetent(buf, "vt100");
729 if (r1 < 0 && r2 == 0) {
733 creat("conftest.tgetent0", 0640);
738 if test -f conftest.tgetent0; then
739 nmh_cv_func_tgetent_zero_success=yes
741 nmh_cv_func_tgetent_zero_success=no
743 nmh_cv_func_tgetent_zero_success=no,
744 nmh_cv_func_tgetent_zero_success=no)])
745 AH_TEMPLATE([TGETENT_SUCCESS],
746 [Define to what tgetent() returns on success (0 on HP-UX X/Open curses).])
747 if test x$nmh_cv_func_tgetent_zero_success = xyes; then
748 AC_DEFINE(TGETENT_SUCCESS, 0)
750 AC_DEFINE(TGETENT_SUCCESS, 1)
753 dnl Now put the libraries back to what it was before we
754 dnl starting checking the termcap library.
755 LIBS="$nmh_save_LIBS"
770 AC_CHECK_MEMBERS(struct utmp.ut_type,,,[#include <utmp.h>])
772 AC_STRUCT_DIRENT_D_TYPE
774 dnl Where is <signal.h> located? Needed as input for signames.awk
775 AC_CACHE_CHECK(where signal.h is located, nmh_cv_path_signal_h,
776 [for SIGNAL_H in /usr/include/bsd/sys/signal.h dnl Next
777 /usr/include/asm/signal.h dnl Linux 1.3.0 and above
778 /usr/include/asm/signum.h dnl some versions of Linux/Alpha
779 /usr/include/linux/signal.h dnl Linux up to 1.2.11
780 /usr/include/sys/signal.h dnl Almost everybody else
781 /dev/null; dnl Just in case we fall through
783 test -f $SIGNAL_H && \
784 grep '#[ ]*define[ ][ ]*SIG[0-9A-Z]*[ ]*[0-9][0-9]*' $SIGNAL_H > /dev/null && \
787 nmh_cv_path_signal_h=$SIGNAL_H
789 SIGNAL_H=$nmh_cv_path_signal_h
790 AC_SUBST(SIGNAL_H)dnl
795 AC_CONFIG_FILES(Makefile config/Makefile h/Makefile sbr/Makefile uip/Makefile \
796 mts/Makefile mts/smtp/Makefile \
797 etc/Makefile docs/Makefile man/Makefile)
798 AC_CONFIG_COMMANDS([stamp],[test -z "$CONFIG_HEADERS" || echo > stamp-h])
801 dnl These odd looking assignments are done to expand out unexpanded
802 dnl variables in bindir et al (for instance mandir is '${datarootdir}/man',
803 dnl but expanding that gives '${prefix}/share/man', so we need to expand
804 dnl again to get the final answer.
805 dnl We only use the expanded versions to print the install paths in
806 dnl the final summary and should use them nowhere else (see the autoconf
807 dnl docs for the rationale for bindir etc being unexpanded).
808 eval "nmhbin=${bindir}"; eval "nmhbin=${nmhbin}"
809 eval "nmhsysconf=${sysconfdir}"; eval "nmhsysconf=${nmhsysconf}"
810 eval "nmhlib=${libdir}"; eval "nmhlib=${nmhlib}"
811 eval "nmhman=${mandir}"; eval "nmhman=${nmhman}"
812 eval "nmhrpm=${nmhrpm}";
815 if test x"$enable_pop" = x"yes"; then
818 if test x"$enable_apop" = x"yes"; then
819 pop_kinds="${pop_kinds}APOP "
822 pop_kinds="${pop_kinds}POP3)"
828 nmh version : AC_PACKAGE_VERSION
829 target os : ${target}
831 compiler flags : ${CFLAGS}
832 linker flags : ${LDFLAGS}
833 definitions : ${OURDEFS}
834 source code location : ${srcdir}
835 binary install path : ${nmhbin}
836 library install path : ${nmhlib}
837 config files install path : ${nmhsysconf}
838 man page install path : ${nmhman}
839 RPM build root : ${nmhrpm}
840 backup prefix : ${backup_prefix}
841 transport system : ${MTS}
842 file locking type : ${LOCKTYPE}
843 default smtp servers : ${smtpservers}
844 default editor : ${editorpath}
845 default pager : ${pagerpath}
846 email address masquerading : ${masquerade}
847 pop is enabled : ${pop_kinds}
848 SASL support : ${sasl_support}
849 TLS support : ${tls_support}"