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="$CPPFLAGS -Wunused-macros"
231 DISABLE_UNUSED_MACROS_WARNING=-Wno-unused-macros
233 AC_SUBST(DISABLE_UNUSED_MACROS_WARNING)dnl
235 AC_CACHE_CHECK(whether compiler supports -Wextra, nmh_cv_wextra,
236 [nmh_saved_cflags="$CFLAGS"
237 CFLAGS="$CFLAGS -Wextra"
238 AC_TRY_COMPILE([],[],nmh_cv_wextra=' -Wextra',echo -n no)
239 CFLAGS="$nmh_saved_cflags"])
241 AC_CACHE_CHECK(whether compiler supports -Wno-pointer-sign, nmh_cv_has_noptrsign,
242 [nmh_saved_cflags="$CFLAGS"
243 CFLAGS="$CFLAGS -Wno-pointer-sign"
244 AC_TRY_COMPILE([],[],nmh_cv_has_noptrsign=yes,nmh_cv_has_noptrsign=no)
245 CFLAGS="$nmh_saved_cflags"])
247 dnl if the user hasn't specified CFLAGS, then
248 dnl if compiler is gcc, then
249 dnl use -O2 and some warning flags
251 dnl We use -Wall and -Wextra if supported. If the compiler supports it we
252 dnl also use -Wno-pointer-sign, because gcc 4 now produces a lot of new
253 dnl warnings which are probably mostly spurious and which in any case we
254 dnl don't want to deal with now.
255 if test "$nmh_cv_has_noptrsign" = "yes"; then
256 nmh_gcc_warnflags="-Wall$nmh_cv_wextra -Wno-pointer-sign"
258 nmh_gcc_warnflags="-Wall$nmh_cv_wextra"
261 if test -n "$auto_cflags"; then
262 if test x"$enable_debug" = x"yes"; then
263 if test -n "$GCC"; then
264 test -z "$CFLAGS" && CFLAGS="$nmh_gcc_warnflags -g" || CFLAGS="$CFLAGS $nmh_gcc_warnflags -g"
266 test -z "$CFLAGS" && CFLAGS=-g || CFLAGS="$CFLAGS -g"
269 if test -z "$LDFLAGS"; then
279 if test -n "$GCC"; then
280 test -z "$CFLAGS" && CFLAGS="$nmh_gcc_warnflags -O2" || CFLAGS="$CFLAGS $nmh_gcc_warnflags -O2"
282 test -z "$CFLAGS" && CFLAGS=-O || CFLAGS="$CFLAGS -O"
287 AC_C_CONST dnl Does compiler support `const'.
289 dnl ------------------
290 dnl CHECK FOR PROGRAMS
291 dnl ------------------
292 AC_PROG_MAKE_SET dnl Does make define $MAKE
293 AC_PROG_INSTALL dnl Check for BSD compatible `install'
294 AC_PROG_RANLIB dnl Check for `ranlib'
295 AC_PROG_AWK dnl Check for mawk,gawk,nawk, then awk
296 AC_PROG_LEX dnl Check for lex/flex
299 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
300 AC_PATH_PROG(cutpath, cut, no, [$pathtmp])
302 dnl ----------------------------------------------
303 dnl check for lclint, and lint if it doesn't exist
304 dnl ----------------------------------------------
305 AC_CHECK_PROG(linttmp1, lclint, lclint, no)dnl
306 if test x$ac_cv_prog_linttmp1 != xno ; then
307 LINT=$ac_cv_prog_linttmp1
308 LINTFLAGS="-weak +posixlib -macrovarprefixexclude"
310 AC_CHECK_PROG(linttmp2, lint, lint, no)dnl
311 if test x$ac_cv_prog_linttmp2 != xno ; then
312 LINT=$ac_cv_prog_linttmp2
315 LINT="echo 'No lint program found'"
320 AC_SUBST(LINTFLAGS)dnl
322 dnl try to figure out which one we've got
323 AC_CHECK_PROG(LIBTOOL, libtool, libtool, , [$pathtmp])
326 dnl Check for lorder and tsort commands
327 AC_CHECK_PROG(LORDER, lorder, lorder, no)dnl
328 AC_CHECK_PROG(TSORT, tsort, tsort, no)dnl
330 dnl If either doesn't exist, replace them with echo and cat
331 if test x$ac_cv_prog_LORDER != xlorder -o x$ac_cv_prog_TSORT != xtsort; then
336 dnl Mac OS X has lorder, but sh is too broken for it to work
337 dnl elif test -z "`lorder config/config.c 2>&1 | grep config/config.c`" ; then
340 dnl AC_SUBST(LORDER)dnl
341 dnl AC_SUBST(TSORT)dnl
344 dnl Check whether tsort can deal with loops
345 AC_CACHE_CHECK(whether tsort can deal with loops, nmh_cv_tsort_loop,
346 [if test -z "`echo a b b a | tsort 2>/dev/null | grep a`" ; then
349 nmh_cv_tsort_loop=yes
351 if test x$nmh_cv_tsort_loop = xno ; then
359 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
360 AC_PATH_PROG(lspath, ls, no, [$pathtmp])
362 dnl See how we get ls to display the owner and the group
363 if test "$lspath" != "no"; then
364 AC_CACHE_CHECK(how to get ls to show us the group ownership of a file,
366 [if test x"`$lspath -dl / | $AWK '{print $9}'`" = x"/"; then
367 dnl There were 9 parameters, so unless this is a really bizarre, nonstandard
368 dnl ls, it would seem -l gave us both the user and group. On this type of
369 dnl ls, -g makes _only_ the group be displayed (and not the user).
370 nmh_cv_ls_grpopt="-l"
372 dnl Looks like -l only gave us the user, so we need -g to get the group too.
373 nmh_cv_ls_grpopt="-lg"
378 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
379 AC_PATH_PROG(morepath, more, no, [$pathtmp])
381 dnl If pager is not specified yet,
382 dnl then use `more' as the default.
383 if test -z "$pagerpath"; then
384 pagerpath="$morepath"
386 AC_SUBST(pagerpath)dnl
388 dnl Look for `sendmail'
389 pathtmp=/usr/lib:/usr/sbin:/usr/etc:/usr/ucblib:/usr/bin:/bin
390 AC_PATH_PROG(sendmailpath, sendmail, /usr/sbin/sendmail, [$pathtmp])
393 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
394 AC_PATH_PROG(vipath, vi, /bin/vi, [$pathtmp])
396 dnl If editor is not specified yet,
397 dnl then use `vi' as the default.
398 if test -z "$editorpath"; then
401 AC_SUBST(editorpath)dnl
403 dnl ----------------------------------------------------------
404 dnl FIND MAIL SPOOL AND SEE IF WE NEED TO MAKE inc SETGID MAIL
405 dnl ----------------------------------------------------------
406 AC_CACHE_CHECK(where mail spool is located, nmh_cv_mailspool,
407 [for mailspool in /var/mail dnl
410 /dev/null; dnl Just in case we fall through
412 test -d $mailspool && break
414 nmh_cv_mailspool=$mailspool
416 mailspool=$nmh_cv_mailspool
417 AC_SUBST(mailspool)dnl
419 dnl See whether the mail spool directory is world-writable.
420 if test "$lspath" != "no" -a "$cutpath" != "no"; then
421 AC_CACHE_CHECK(whether the mail spool is world-writable,
422 nmh_cv_mailspool_world_writable,
423 [if test "`$lspath -dlL $mailspool | $cutpath -c9`" = "-"; then
424 nmh_cv_mailspool_world_writable=no
426 nmh_cv_mailspool_world_writable=yes
430 dnl Also, check for liblockfile (as found on Debian systems)
431 AC_CHECK_HEADER(lockfile.h, AC_CHECK_LIB(lockfile, lockfile_create) )
433 dnl and whether its companion program dotlockfile is setgid
434 AC_PATH_PROG(dotlockfilepath, dotlockfile, no)
435 if test "$ac_cv_lib_lockfile_lockfile_create" != "no" ; then
436 if test "$ac_cv_path_dotlockfilepath" != "no" ; then
437 AC_CACHE_CHECK(whether dotlockfile is setgid, nmh_cv_dotlockfile_setgid,
438 [ if test -g "$ac_cv_path_dotlockfilepath" ; then
439 nmh_cv_dotlockfile_setgid=yes
441 nmh_cv_dotlockfile_setgid=no
446 dnl If mailspool is not world-writable and dotlockfile is not setgid,
447 dnl we need to #define MAILGROUP to 1 and make inc setgid.
448 if test x"$LOCKTYPE" = x"dot" -a x"$nmh_cv_mailspool_world_writable" = x"no" -a x"$nmh_cv_dotlockfile_setgid" != x"yes" ; then
449 dnl do we really need both of these?
450 AC_DEFINE(MAILGROUP,1,
451 [Define to 1 if you need to make `inc' set-group-id because your mail spool is not world writable. There are no guarantees as to the safety of doing this, but this #define will add some extra security checks.])dnl
454 AC_SUBST(SETGID_MAIL)dnl
456 dnl Use ls to see which group owns the mail spool directory.
457 AC_CACHE_CHECK(what group owns the mail spool, nmh_cv_ls_mail_grp,
458 [nmh_cv_ls_mail_grp=`$lspath -dL $nmh_cv_ls_grpopt $mailspool|$AWK '{print $4}'`
460 MAIL_SPOOL_GRP=$nmh_cv_ls_mail_grp
461 AC_SUBST(MAIL_SPOOL_GRP)dnl
463 dnl ------------------
464 dnl CHECK HEADER FILES
465 dnl ------------------
467 dnl On glibc we need to define at least the '_XOPEN_SOURCE' level of features,
468 dnl or wchar.h doesn't declare a prototype for wcwidth(). But if we only define
469 dnl that level then db.h won't compile. So we define _GNU_SOURCE which turns
470 dnl on everything. Perhaps other OSes need some feature switch set to get wcwidth()
471 dnl declared; if so they should have an entry added to this case statement.
472 dnl NB that we must define this on the compiler command line, not in config.h,
473 dnl because it must be set before any system header is included and there's no
474 dnl portable way to make sure that files generated by lex include config.h
475 dnl before system header files.
479 # Like DEFS, but doesn't get stomped on by configure when using config.h:
480 test -z "$OURDEFS" && OURDEFS="-D_GNU_SOURCE" \
481 || OURDEFS="$OURDEFS -D_GNU_SOURCE"
488 AC_CHECK_HEADERS(errno.h fcntl.h crypt.h termcap.h \
489 langinfo.h wchar.h wctype.h iconv.h netdb.h \
490 sys/param.h sys/time.h sys/stream.h)
493 dnl Checks for _IO_write_ptr. A Linuxism used by nmh on linux. We
494 dnl really use a whole set of them, but this check should be
497 AC_CHECK_HEADER(libio.h, [
498 AC_EGREP_HEADER(_IO_write_ptr, libio.h, [
499 AC_DEFINE(LINUX_STDIO,1,[Use the Linux _IO_*_ptr defines from <libio.h>.]) ]) ])
501 AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM,1,
502 [Define to 1 if `struct winsize' requires <sys/ptem.h>.]),,
503 [[#if HAVE_SYS_STREAM_H
504 # include <sys/stream.h>
511 AC_CHECK_FUNCS(writev lstat getutent nl_langinfo)
513 dnl Check for multibyte character set support
514 if test "x$ac_cv_header_wchar_h" = "xyes" -a "x$ac_cv_header_wctype_h" = "xyes" \
515 -a "x$ac_cv_func_wcwidth" = "xyes" -a "x$ac_cv_func_mbtowc" = "xyes"; then
516 AC_DEFINE(MULTIBYTE_SUPPORT, 1,
517 [Define to enable support for multibyte character sets.])
520 dnl -------------------
521 dnl CHECK FOR LIBRARIES
522 dnl -------------------
523 dnl Check location of modf
524 AC_CHECK_FUNC(modf, , AC_CHECK_LIB(m, modf))
526 dnl Checks for network libraries (nsl, socket)
529 termcap_curses_order="termcap curses ncurses"
530 for lib in $termcap_curses_order; do
531 AC_CHECK_LIB(${lib}, tgetent, [TERMLIB="-l$lib"; break])
539 dnl Find iconv. It may be in libiconv and may be iconv() or libiconv()
540 if test "x$ac_cv_header_iconv_h" = "xyes"; then
541 AC_CHECK_FUNC(iconv, ac_found_iconv=yes, ac_found_iconv=no)
542 if test "x$ac_found_iconv" = "xno"; then
543 AC_CHECK_LIB(iconv, iconv, ac_found_iconv=yes)
544 if test "x$ac_found_iconv" = "xno"; then
545 AC_CHECK_LIB(iconv, libiconv, ac_found_iconv=yes)
547 if test "x$ac_found_iconv" != "xno"; then
551 dnl Handle case where there is a native iconv but iconv.h is from libiconv
552 AC_CHECK_DECL(_libiconv_version,
553 [ AC_CHECK_LIB(iconv, libiconv, LIBS="-liconv $LIBS") ],,
554 [ #include <iconv.h> ])
557 if test "x$ac_found_iconv" = xyes; then
558 AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.])
561 dnl Check if iconv uses const in prototype declaration
562 if test "x$ac_found_iconv" = "xyes"; then
563 AC_CACHE_CHECK(for iconv declaration, ac_cv_iconv_const,
564 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdlib.h>
565 #include <iconv.h>]],
569 #if defined(__STDC__) || defined(__cplusplus)
570 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
574 [ac_cv_iconv_const=],
575 [ac_cv_iconv_const=const])])
576 AC_DEFINE_UNQUOTED([ICONV_CONST], $ac_cv_iconv_const,
577 [Define as const if the declaration of iconv() needs const.])
584 AC_ARG_WITH([ndbm],AS_HELP_STRING([--with-ndbm=ARG],[use -lARG to link with ndbm]),
585 [nmh_ndbm=$withval],[nmh_ndbm=autodetect])
586 AC_ARG_WITH([ndbmheader],AS_HELP_STRING([--with-ndbmheader=ARG],[#include <ARG> to use ndbm]),
587 [nmh_ndbmheader=$withval],[nmh_ndbmheader=autodetect])
589 if test "$nmh_ndbm" = "autodetect"; then
590 if test "$nmh_ndbmheader" != "autodetect"; then
591 AC_MSG_ERROR([must specify both --with-ndbm and --with-ndbmheader or neither])
594 dnl There are at least four implementations of ndbm, and
595 dnl several of those can be in different places at the whim
596 dnl of the system integrator. A good summary of this mess
597 dnl can be found at http://www.unixpapa.com/incnote/dbm.html
599 dnl Classic ndbm with no library required (eg NetBSD): try this
600 dnl first so we don't accidentally link in a pointless but harmless
601 dnl library in one of the later ndbm.h+libfoo tests:
602 NMH_CHECK_NDBM(ndbm.h,,,
603 dnl Berkeley DBv2 emulating ndbm: header in db.h:
604 NMH_CHECK_NDBM(db.h,db,,
605 dnl Berkeley DBv1 emulating ndbm:
606 NMH_CHECK_NDBM(ndbm.h,db,,
607 NMH_CHECK_NDBM(ndbm.h,db1,,
609 NMH_CHECK_NDBM(ndbm.h,ndbm,,
610 dnl glibc2.1 systems put db1 in a subdir:
611 NMH_CHECK_NDBM(db1/ndbm.h,db1,,
612 dnl GNU gdbm emulating ndbm, with header possibly in gdbm/
613 dnl and possibly needing gbdm_compat library:
614 NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm,,
615 NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm_compat -lgdbm,,
616 NMH_CHECK_NDBM(ndbm.h,gdbm,,
617 NMH_CHECK_NDBM(ndbm.h,gdbm_compat -lgdbm))))))))))
621 dnl We don't really need to check that the user-specified values work,
622 dnl but it is a convenience to the user to bomb out early rather than
623 dnl after configure and half the compile process.
624 NMH_CHECK_NDBM([$nmh_ndbmheader],[$nmh_ndbm])
627 if test "$nmh_ndbm_found" = "no"; then
628 AC_MSG_ERROR([could not find a working ndbm library/header combination])
630 dnl Now export the lib/header to our makefile/config.h:
631 if test x"$nmh_ndbmheader" != x; then
632 AC_DEFINE_UNQUOTED(NDBM_HEADER, <$nmh_ndbmheader>,
633 [Define to the header containing the ndbm API prototypes.])
635 if test x"$nmh_ndbm" != x; then
636 NDBM_LIBS="-l$nmh_ndbm"
643 dnl ------------------
644 dnl Set RPM build root
645 dnl ------------------
646 dnl nmhrpm is used in the final summary, see below. The default value is
647 dnl reported there as ./RPM, consistent with the reporting of the default
648 dnl source code location as ., but its absolute path is used in the Makefile.
650 AS_HELP_STRING([--with-rpmdir=RPMDIR], [RPM build directory @<:@RPM@:>@]))
651 AS_IF([test x"$with_rpmdir" = x], [rpmdir='$(abs_srcdir)/RPM'; nmhrpm=./RPM],
652 [rpmdir="$with_rpmdir"; eval "nmhrpm=${rpmdir}"])
656 dnl --------------------
657 dnl CHECK FOR CYRUS-SASL
658 dnl --------------------
660 AS_IF([test x"$sasl_support" = x"yes"],[
661 AC_CHECK_HEADER([sasl/sasl.h], , [AC_MSG_ERROR([sasl.h not found])])
662 AC_CHECK_LIB([sasl2], [sasl_client_new], ,
663 [AC_MSG_ERROR([Cyrus SASL library not found])])])
665 dnl -----------------
666 dnl CHECK FOR OPENSSL
667 dnl -----------------
669 AS_IF([test x"$tls_support" = x"yes"],[
670 AC_CHECK_HEADER([openssl/ssl.h], , [AC_MSG_ERROR([openssl/ssl.h not found])])
671 AC_CHECK_LIB([crypto], [BIO_write], ,
672 [AC_MSG_ERROR([OpenSSL crypto library not found])])
673 AC_CHECK_LIB([ssl], [SSL_library_init], ,
674 [AC_MSG_ERROR([OpenSSL library not found])])])
676 dnl ---------------------
677 dnl CHECK TERMCAP LIBRARY
678 dnl ---------------------
680 dnl Add the termcap library, so that the following configure
681 dnl tests will find it when it tries to link test programs.
682 nmh_save_LIBS="$LIBS"
683 LIBS="$TERMLIB $LIBS"
685 dnl Check if tgetent accepts NULL (and will allocate its own termcap buffer)
686 dnl Some termcaps reportedly accept a zero buffer, but then dump core
688 dnl Under Cygwin test program crashes but exit code is still 0. So,
689 dnl we test for a file that porgram should create
690 AH_TEMPLATE([TGETENT_ACCEPTS_NULL],
691 [Define to 1 if tgetent() accepts NULL as a buffer.])
692 AC_CACHE_CHECK(if tgetent accepts NULL,
693 nmh_cv_func_tgetent_accepts_null,
698 int r1 = tgetent(buf, "vt100");
699 int r2 = tgetent((char*)0,"vt100");
700 if (r1 >= 0 && r1 == r2) {
704 creat("conftest.tgetent", 0640);
706 exit((r1 != r2) || r2 == -1);
709 if test -f conftest.tgetent; then
710 nmh_cv_func_tgetent_accepts_null=yes
712 nmh_cv_func_tgetent_accepts_null=no
714 nmh_cv_func_tgetent_accepts_null=no,
715 nmh_cv_func_tgetent_accepts_null=no)])
716 if test x$nmh_cv_func_tgetent_accepts_null = xyes; then
717 AC_DEFINE(TGETENT_ACCEPTS_NULL)
719 AC_CACHE_CHECK(if tgetent returns 0 on success,
720 nmh_cv_func_tgetent_zero_success,
725 int r1 = tgetent(buf, "!@#$%^&*");
726 int r2 = tgetent(buf, "vt100");
727 if (r1 < 0 && r2 == 0) {
731 creat("conftest.tgetent0", 0640);
736 if test -f conftest.tgetent0; then
737 nmh_cv_func_tgetent_zero_success=yes
739 nmh_cv_func_tgetent_zero_success=no
741 nmh_cv_func_tgetent_zero_success=no,
742 nmh_cv_func_tgetent_zero_success=no)])
743 AH_TEMPLATE([TGETENT_SUCCESS],
744 [Define to what tgetent() returns on success (0 on HP-UX X/Open curses).])
745 if test x$nmh_cv_func_tgetent_zero_success = xyes; then
746 AC_DEFINE(TGETENT_SUCCESS, 0)
748 AC_DEFINE(TGETENT_SUCCESS, 1)
751 dnl Now put the libraries back to what it was before we
752 dnl starting checking the termcap library.
753 LIBS="$nmh_save_LIBS"
768 AC_CHECK_MEMBERS([struct tm.tm_gmtoff],,,[#include <time.h>])
769 AC_CHECK_MEMBERS(struct utmp.ut_type,,,[#include <utmp.h>])
771 AC_STRUCT_DIRENT_D_TYPE
773 dnl Where is <signal.h> located? Needed as input for signames.awk
774 AC_CACHE_CHECK(where signal.h is located, nmh_cv_path_signal_h,
775 [for SIGNAL_H in /usr/include/bsd/sys/signal.h dnl Next
776 /usr/include/asm/signal.h dnl Linux 1.3.0 and above
777 /usr/include/asm/signum.h dnl some versions of Linux/Alpha
778 /usr/include/linux/signal.h dnl Linux up to 1.2.11
779 /usr/include/sys/signal.h dnl Almost everybody else
780 /dev/null; dnl Just in case we fall through
782 test -f $SIGNAL_H && \
783 grep '#[ ]*define[ ][ ]*SIG[0-9A-Z]*[ ]*[0-9][0-9]*' $SIGNAL_H > /dev/null && \
786 nmh_cv_path_signal_h=$SIGNAL_H
788 SIGNAL_H=$nmh_cv_path_signal_h
789 AC_SUBST(SIGNAL_H)dnl
794 AC_CONFIG_FILES(Makefile config/Makefile h/Makefile sbr/Makefile uip/Makefile \
795 mts/Makefile mts/smtp/Makefile \
796 etc/Makefile docs/Makefile man/Makefile)
797 AC_CONFIG_COMMANDS([stamp],[test -z "$CONFIG_HEADERS" || echo > stamp-h])
800 dnl These odd looking assignments are done to expand out unexpanded
801 dnl variables in bindir et al (for instance mandir is '${datarootdir}/man',
802 dnl but expanding that gives '${prefix}/share/man', so we need to expand
803 dnl again to get the final answer.
804 dnl We only use the expanded versions to print the install paths in
805 dnl the final summary and should use them nowhere else (see the autoconf
806 dnl docs for the rationale for bindir etc being unexpanded).
807 eval "nmhbin=${bindir}"; eval "nmhbin=${nmhbin}"
808 eval "nmhsysconf=${sysconfdir}"; eval "nmhsysconf=${nmhsysconf}"
809 eval "nmhlib=${libdir}"; eval "nmhlib=${nmhlib}"
810 eval "nmhman=${mandir}"; eval "nmhman=${nmhman}"
811 eval "nmhrpm=${nmhrpm}";
814 if test x"$enable_pop" = x"yes"; then
817 if test x"$enable_apop" = x"yes"; then
818 pop_kinds="${pop_kinds}APOP "
821 pop_kinds="${pop_kinds}POP3)"
827 nmh version : AC_PACKAGE_VERSION
828 target os : ${target}
830 compiler flags : ${CFLAGS}
831 linker flags : ${LDFLAGS}
832 definitions : ${OURDEFS}
833 source code location : ${srcdir}
834 binary install path : ${nmhbin}
835 library install path : ${nmhlib}
836 config files install path : ${nmhsysconf}
837 man page install path : ${nmhman}
838 RPM build root : ${nmhrpm}
839 backup prefix : ${backup_prefix}
840 transport system : ${MTS}
841 file locking type : ${LOCKTYPE}
842 default smtp servers : ${smtpservers}
843 default editor : ${editorpath}
844 default pager : ${pagerpath}
845 email address masquerading : ${masquerade}
846 pop is enabled : ${pop_kinds}
847 SASL support : ${sasl_support}
848 TLS support : ${tls_support}"