2 dnl configure.ac -- autoconf template for nmh
8 AC_INIT([nmh], m4_normalize(m4_include([VERSION])), [nmh-workers@nongnu.org])
9 AC_CONFIG_SRCDIR([h/nmh.h])
10 AC_CONFIG_HEADER([config.h])
11 AM_INIT_AUTOMAKE([-Wall -Werror foreign subdir-objects])
15 echo "configuring for AC_PACKAGE_NAME-AC_PACKAGE_VERSION"
16 AC_SUBST(VERSION,AC_PACKAGE_VERSION)dnl
18 dnl What date of nmh are we building?
19 DATE=`cat ${srcdir}/DATE`
20 echo "configuring for nmh dated $DATE"
23 dnl --------------------------
24 dnl CHECK COMMAND LINE OPTIONS
25 dnl --------------------------
27 dnl Do you want to debug nmh?
28 AC_ARG_ENABLE([debug],
29 AS_HELP_STRING([--enable-debug],[enable nmh code debugging]))
30 dnl The old redundant --enable-nmh-debug is deprecated and undocumented.
31 if test x"$enable_nmh_debug" = x"yes"; then
35 dnl Allow users to send email from addresses other than their default?
36 AC_ARG_ENABLE(masquerade,
37 AS_HELP_STRING([--enable-masquerade='draft_from mmailid username_extension'],
38 [enable up to 3 types of address masquerading]),
39 [if test x"$enable_masquerade" = x"yes"; then
40 masquerade="draft_from mmailid username_extension"
42 masquerade="$enable_masquerade"
43 fi], [masquerade="draft_from mmailid username_extension"])
44 AC_SUBST(masquerade)dnl
46 dnl Do you want client-side support for pop?
48 AS_HELP_STRING([--enable-pop], [enable client-side support for plain POP3]))
49 dnl The old redundant --enable-nmh-pop is deprecated and undocumented.
50 if test x"$enable_nmh_pop" = x"yes"; then
54 dnl Do you want to disable use of locale functions
56 [Undefine if you don't want locale features. By default this is defined.])
57 AC_ARG_ENABLE([locale],
58 AC_HELP_STRING([--disable-locale], [turn off locale features]),
59 [if test x$enableval = xyes; then
65 dnl Do you want client-side support for using SASL for authentication?
66 dnl Note that this code will be enabled for both POP and SMTP
67 AC_ARG_WITH([cyrus-sasl], AS_HELP_STRING([--with-cyrus-sasl],
68 [Enable SASL support via the Cyrus SASL library]))
69 if test x"$with_cyrus_sasl" != x -a x"$with_cyrus_sasl" != x"no"; then
70 AC_DEFINE([CYRUS_SASL], [1],
71 [Define to use the Cyrus SASL library for authentication of POP and SMTP.])dnl
72 if test x"$with_cyrus_sasl" != xyes; then
73 AC_MSG_WARN([Arguments to --with-cyrus-sasl now ignored])
74 AC_MSG_WARN([Please pass the appropriate arguments to CPPFLAGS/LDFLAGS])
81 dnl Do you want client-side support for encryption with TLS?
82 AC_ARG_WITH([tls], AS_HELP_STRING([--with-tls], [Enable TLS support]))
83 if test x"$with_tls" != x -a x"$with_tls" != x"no"; then
84 AC_DEFINE([TLS_SUPPORT], [1], [Support TLS for session encryption.])dnl
90 dnl What should be the default editor?
92 AS_HELP_STRING([--with-editor=EDITOR],[specify the default editor]))
94 if test -n "$with_editor"; then
95 editorpath="$with_editor"
98 dnl Set the backup prefix
99 AC_ARG_WITH([hash-backup],
100 AS_HELP_STRING([--with-hash-backup],[use # as the backup prefix (default: ,)]))
101 if test x"$with_hash_backup" != x -a x"$with_hash_backup" != x"no"; then
106 AC_DEFINE_UNQUOTED([BACKUP_PREFIX], "$backup_prefix",
107 [The prefix that is prepended to the name of message files when they are "removed" by rmm. This should typically be `,' or `#'.])dnl
109 dnl After we know if we're including apop and kpop support, do pop stuff
110 if test x"$enable_pop" = x"yes"; then
112 [Define this to compile client-side support for pop into inc and msgchk.])dnl
114 AM_CONDITIONAL([POP_SUPPORT], [test x"$enable_pop" = x"yes"])
116 dnl What method of locking to use?
118 AS_HELP_STRING([--with-locking=@<:@dot|fcntl|flock|lockf@:>@],
119 [specify the file locking method]))
121 if test x"$with_locking" = x"dot"; then
123 AC_DEFINE(DOT_LOCKING, 1, [Define to use dot based file locking.])dnl
124 elif test x"$with_locking" = x"flock"; then
126 AC_DEFINE(FLOCK_LOCKING, 1, [Define to use flock() based locking.])dnl
127 elif test x"$with_locking" = x"lockf"; then
129 AC_DEFINE(LOCKF_LOCKING, 1, [Define to use lockf() based locking.])dnl
130 elif test x"$with_locking" = x"fcntl"; then
132 AC_DEFINE(FCNTL_LOCKING, 1, [Define to use fnctl() based locking.])dnl
135 AC_DEFINE(DOT_LOCKING)dnl
138 dnl Should we use a locking directory?
139 AC_ARG_ENABLE([lockdir], [
140 AS_HELP_STRING([--enable-lockdir=dir], [Store dot-lock files in "dir"])], [
141 AS_IF([test "x$enableval" = xyes],[
142 AC_MSG_ERROR([--enable-lockdir requires an argument])])
143 AS_IF([test "x$LOCKTYPE" != xdot],[
144 AC_MSG_ERROR([Can only use --enable-lockdir with dot locking])])
145 AC_DEFINE_UNQUOTED([LOCKDIR], ["$enableval"],
146 [Directory to store dot-locking lock files])
149 dnl What method of posting should post use?
151 AS_HELP_STRING([--with-mts=@<:@smtp|sendmail@:>@],
152 [specify the default mail transport agent/service]))
154 if test x"$with_mts" = x"smtp"; then
156 elif test x"$with_mts" = x"sendmail"; then
163 dnl Both the smtp and sendmail mail transport services use the smtp code
164 AC_DEFINE([SMTPMTS], [1],
165 [Define if you want SMTP (simple mail transport protocol) support.])dnl
167 dnl What should be the default pager?
169 AS_HELP_STRING([--with-pager=PAGER],[specify the default pager]))
171 if test -n "$with_pager"; then
172 pagerpath="$with_pager"
175 dnl What should be the default mail server(s)?
176 AC_ARG_WITH(smtpservers,
177 AS_HELP_STRING([--with-smtpservers='SMTPSERVER1@<:@ SMTPSERVER2...@:>@'],
178 [specify the default SMTP server(s) @<:@localhost@:>@]))
179 if test -n "$with_smtpservers"; then
180 smtpservers="$with_smtpservers"
182 smtpservers="localhost"
184 AC_SUBST([smtpservers])dnl
186 dnl ----------------------------------------------------
187 dnl Default location is /usr/local/nmh/{bin,etc,lib,man}
188 dnl ----------------------------------------------------
189 AC_PREFIX_DEFAULT([/usr/local/nmh])
191 dnl ------------------
192 dnl CHECK THE COMPILER
193 dnl ------------------
194 dnl We want these before the checks,
195 dnl so the checks can modify their values.
196 test -z "$CFLAGS" && CFLAGS= auto_cflags=1
197 if test x"$enable_debug" = x"yes"; then
198 test -z "$LDFLAGS" && LDFLAGS=-g
204 AC_CACHE_CHECK([whether preprocessor supports -Wunused-macros],
205 [nmh_cv_has_unusedmacros],
206 [nmh_saved_cppflags="$CPPFLAGS"
207 CPPFLAGS="$CPPFLAGS -Wunused-macros -Wno-unused-macros"
208 AC_TRY_COMPILE([],[],nmh_cv_has_unusedmacros=yes,nmh_cv_has_unusedmacros=no)
209 CPPFLAGS="$nmh_saved_cppflags"])
211 if test "$nmh_cv_has_unusedmacros" = 'yes'; then
212 test -z "$CPPLAGS" && CPPFLAGS=-Wunused-macros \
213 || CPPFLAGS="$CPPFLAGS -Wunused-macros"
214 DISABLE_UNUSED_MACROS_WARNING=-Wno-unused-macros
216 AC_SUBST(DISABLE_UNUSED_MACROS_WARNING)dnl
218 AC_CACHE_CHECK([whether compiler supports -Wextra], [nmh_cv_wextra],
219 [nmh_saved_cflags="$CFLAGS"
220 CFLAGS="$CFLAGS -Wextra -Wno-clobbered"
221 AC_COMPILE_IFELSE([AC_LANG_PROGRAM()],
222 [nmh_cv_wextras=' -Wextra -Wno-clobbered'], [echo $ECHO_N "no$ECHO_C"])
223 CFLAGS="$nmh_saved_cflags"])
225 AC_CACHE_CHECK([whether compiler supports -Wno-pointer-sign], [nmh_cv_has_noptrsign],
226 [nmh_saved_cflags="$CFLAGS"
227 CFLAGS="$CFLAGS -Wno-pointer-sign"
228 AC_TRY_COMPILE([],[],nmh_cv_has_noptrsign=yes,nmh_cv_has_noptrsign=no)
229 CFLAGS="$nmh_saved_cflags"])
231 dnl if the user hasn't specified CFLAGS, then
232 dnl if compiler is gcc, then
233 dnl use -O2 and some warning flags
235 dnl We use -Wall and -Wextra if supported. If the compiler supports it we
236 dnl also use -Wno-pointer-sign, because gcc 4 now produces a lot of new
237 dnl warnings which are probably mostly spurious and which in any case we
238 dnl don't want to deal with now.
239 if test "$nmh_cv_has_noptrsign" = "yes"; then
240 nmh_gcc_warnflags="-Wall$nmh_cv_wextra -Wno-pointer-sign"
242 nmh_gcc_warnflags="-Wall$nmh_cv_wextra"
245 if test -n "$auto_cflags"; then
246 if test x"$enable_debug" = x"yes"; then
247 if test -n "$GCC"; then
248 test -z "$CFLAGS" && CFLAGS="$nmh_gcc_warnflags -g" || CFLAGS="$CFLAGS $nmh_gcc_warnflags -g"
250 test -z "$CFLAGS" && CFLAGS=-g || CFLAGS="$CFLAGS -g"
253 if test -z "$LDFLAGS"; then
263 if test -n "$GCC"; then
264 test -z "$CFLAGS" && CFLAGS="$nmh_gcc_warnflags -O2" || CFLAGS="$CFLAGS $nmh_gcc_warnflags -O2"
266 test -z "$CFLAGS" && CFLAGS=-O || CFLAGS="$CFLAGS -O"
271 AC_C_CONST dnl Does compiler support `const'.
273 dnl ------------------
274 dnl CHECK FOR PROGRAMS
275 dnl ------------------
276 AC_PROG_MAKE_SET dnl Does make define $MAKE
277 AC_PROG_INSTALL dnl Check for BSD compatible `install'
278 AC_PROG_RANLIB dnl Check for `ranlib'
279 AC_PROG_AWK dnl Check for mawk,gawk,nawk, then awk
280 AC_PROG_SED dnl Check for Posix-compliant sed
281 AC_PROG_LEX dnl Check for lex/flex
284 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
285 AC_PATH_PROG(cutpath, cut, no, [$pathtmp])
287 dnl ----------------------------------------------
288 dnl check for lclint, and lint if it doesn't exist
289 dnl ----------------------------------------------
290 AC_CHECK_PROG(linttmp1, lclint, lclint, no)dnl
291 if test x$ac_cv_prog_linttmp1 != xno ; then
292 LINT=$ac_cv_prog_linttmp1
293 LINTFLAGS="-weak +posixlib -macrovarprefixexclude"
295 AC_CHECK_PROG(linttmp2, lint, lint, no)dnl
296 if test x$ac_cv_prog_linttmp2 != xno ; then
297 LINT=$ac_cv_prog_linttmp2
300 LINT="echo 'No lint program found'"
305 AC_SUBST([LINTFLAGS])dnl
308 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
309 AC_PATH_PROG([lspath], [ls], [no], [$pathtmp])
311 dnl See how we get ls to display the owner and the group
312 if test "$lspath" != "no"; then
313 AC_CACHE_CHECK([how to get ls to show us the group ownership of a file],
315 [if test x"`$lspath -dl / | $AWK '{print $9}'`" = x"/"; then
316 dnl There were 9 parameters, so unless this is a really bizarre, nonstandard
317 dnl ls, it would seem -l gave us both the user and group. On this type of
318 dnl ls, -g makes _only_ the group be displayed (and not the user).
319 nmh_cv_ls_grpopt="-l"
321 dnl Looks like -l only gave us the user, so we need -g to get the group too.
322 nmh_cv_ls_grpopt="-lg"
327 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
328 AC_PATH_PROG([morepath], [more], [no], [$pathtmp])
330 dnl If pager is not specified yet,
331 dnl then use `more' as the default.
332 if test -z "$pagerpath"; then
333 pagerpath="$morepath"
335 AC_SUBST(pagerpath)dnl
337 dnl Look for `sendmail'
338 pathtmp=/usr/lib:/usr/sbin:/usr/etc:/usr/ucblib:/usr/bin:/bin
339 AC_PATH_PROG([sendmailpath], [sendmail], [/usr/sbin/sendmail], [$pathtmp])
342 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
343 AC_PATH_PROG([vipath], [vi], [/bin/vi], [$pathtmp])
345 dnl If editor is not specified yet,
346 dnl then use `vi' as the default.
347 if test -z "$editorpath"; then
350 AC_SUBST([editorpath])dnl
352 dnl ----------------------------------------------------------
353 dnl FIND MAIL SPOOL AND SEE IF WE NEED TO MAKE inc SETGID MAIL
354 dnl ----------------------------------------------------------
355 AC_CACHE_CHECK(where mail spool is located, nmh_cv_mailspool,
356 [for mailspool in /var/mail dnl
359 /dev/null; dnl Just in case we fall through
361 test -d $mailspool && break
363 nmh_cv_mailspool=$mailspool
365 mailspool=$nmh_cv_mailspool
366 AC_SUBST(mailspool)dnl
368 dnl See whether the mail spool directory is world-writable.
369 if test "$lspath" != "no" -a "$cutpath" != "no"; then
370 AC_CACHE_CHECK(whether the mail spool is world-writable,
371 nmh_cv_mailspool_world_writable,
372 [if test "`$lspath -dlL $mailspool | $cutpath -c9`" = "-"; then
373 nmh_cv_mailspool_world_writable=no
375 nmh_cv_mailspool_world_writable=yes
379 dnl Also, check for liblockfile (as found on Debian systems)
380 AC_CHECK_HEADER([lockfile.h], AC_CHECK_LIB(lockfile, lockfile_create) )
382 dnl and whether its companion program dotlockfile is setgid
383 AC_PATH_PROG(dotlockfilepath, dotlockfile, no)
384 if test "$ac_cv_lib_lockfile_lockfile_create" != "no" ; then
385 if test "$ac_cv_path_dotlockfilepath" != "no" ; then
386 AC_CACHE_CHECK(whether dotlockfile is setgid, nmh_cv_dotlockfile_setgid,
387 [ if test -g "$ac_cv_path_dotlockfilepath" ; then
388 nmh_cv_dotlockfile_setgid=yes
390 nmh_cv_dotlockfile_setgid=no
395 dnl If mailspool is not world-writable and dotlockfile is not setgid,
396 dnl we need to #define MAILGROUP to 1 and make inc setgid.
397 if test x"$LOCKTYPE" = x"dot" -a x"$nmh_cv_mailspool_world_writable" = x"no" -a x"$nmh_cv_dotlockfile_setgid" != x"yes" ; then
398 dnl do we really need both of these?
399 AC_DEFINE(MAILGROUP,1,
400 [Define to 1 if you need to make `inc' set-group-id because your mail spool is not world writable. There are no guarantees as to the safety of doing this, but this #define will add some extra security checks.])dnl
403 AC_SUBST(SETGID_MAIL)dnl
405 dnl Use ls to see which group owns the mail spool directory.
406 AC_CACHE_CHECK(what group owns the mail spool, nmh_cv_ls_mail_grp,
407 [nmh_cv_ls_mail_grp=`$lspath -dL $nmh_cv_ls_grpopt $mailspool|$AWK '{print $4}'`
409 MAIL_SPOOL_GRP=$nmh_cv_ls_mail_grp
410 AC_SUBST(MAIL_SPOOL_GRP)dnl
412 dnl ------------------
413 dnl CHECK HEADER FILES
414 dnl ------------------
416 dnl On glibc we need to define at least the '_XOPEN_SOURCE' level of features,
417 dnl or wchar.h doesn't declare a prototype for wcwidth(). But if we only define
418 dnl that level then db.h won't compile. So we define _GNU_SOURCE which turns
419 dnl on everything. Perhaps other OSes need some feature switch set to get wcwidth()
420 dnl declared; if so they should have an entry added to this case statement.
421 dnl NB that we must define this on the compiler command line, not in config.h,
422 dnl because it must be set before any system header is included and there's no
423 dnl portable way to make sure that files generated by lex include config.h
424 dnl before system header files.
428 # Like DEFS, but doesn't get stomped on by configure when using config.h:
429 test -z "$OURDEFS" && OURDEFS="-D_GNU_SOURCE" \
430 || OURDEFS="$OURDEFS -D_GNU_SOURCE"
437 AC_CHECK_HEADERS(errno.h fcntl.h crypt.h ncurses/termcap.h termcap.h \
438 langinfo.h wchar.h wctype.h iconv.h netdb.h \
439 sys/param.h sys/time.h sys/stream.h)
442 dnl Checks for _IO_write_ptr. A Linuxism used by nmh on linux. We
443 dnl really use a whole set of them, but this check should be
446 AC_CHECK_HEADER(libio.h, [
447 AC_EGREP_HEADER(_IO_write_ptr, libio.h, [
448 AC_DEFINE(LINUX_STDIO,1,[Use the Linux _IO_*_ptr defines from <libio.h>.]) ]) ])
450 AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM,1,
451 [Define to 1 if `struct winsize' requires <sys/ptem.h>.]),,
452 [[#if HAVE_SYS_STREAM_H
453 # include <sys/stream.h>
460 AC_CHECK_FUNCS(writev lstat nl_langinfo)
462 dnl Check for multibyte character set support
463 if test "x$ac_cv_header_wchar_h" = "xyes" -a "x$ac_cv_header_wctype_h" = "xyes" \
464 -a "x$ac_cv_func_wcwidth" = "xyes" -a "x$ac_cv_func_mbtowc" = "xyes"; then
465 AC_DEFINE(MULTIBYTE_SUPPORT, 1,
466 [Define to enable support for multibyte character sets.])
469 dnl -------------------
470 dnl CHECK FOR LIBRARIES
471 dnl -------------------
472 dnl Check location of modf
473 AC_CHECK_FUNC(modf, , AC_CHECK_LIB(m, modf))
475 dnl Checks for network libraries (nsl, socket)
478 termcap_curses_order="termcap curses ncurses"
479 for lib in $termcap_curses_order; do
480 AC_CHECK_LIB(${lib}, tgetent, [TERMLIB="-l$lib"; break])
482 AC_SUBST([TERMLIB])dnl
488 dnl Find iconv. It may be in libiconv and may be iconv() or libiconv()
489 if test "x$ac_cv_header_iconv_h" = "xyes"; then
490 AC_CHECK_FUNC(iconv, ac_found_iconv=yes, ac_found_iconv=no)
491 if test "x$ac_found_iconv" = "xno"; then
492 AC_CHECK_LIB(iconv, iconv, ac_found_iconv=yes)
493 if test "x$ac_found_iconv" = "xno"; then
494 AC_CHECK_LIB(iconv, libiconv, ac_found_iconv=yes)
496 if test "x$ac_found_iconv" != "xno"; then
500 dnl Handle case where there is a native iconv but iconv.h is from libiconv
501 AC_CHECK_DECL(_libiconv_version,
502 [ AC_CHECK_LIB(iconv, libiconv, LIBS="-liconv $LIBS") ],,
503 [ #include <iconv.h> ])
506 if test "x$ac_found_iconv" = xyes; then
507 AC_DEFINE([HAVE_ICONV], [1], [Define if you have the iconv() function.])
511 dnl Check if iconv uses const in prototype declaration
512 if test "x$ac_found_iconv" = "xyes"; then
513 AC_CACHE_CHECK(for iconv declaration, ac_cv_iconv_const,
514 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdlib.h>
515 #include <iconv.h>]],
519 #if defined(__STDC__) || defined(__cplusplus)
520 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
524 [ac_cv_iconv_const=],
525 [ac_cv_iconv_const=const])])
526 AC_DEFINE_UNQUOTED([ICONV_CONST], $ac_cv_iconv_const,
527 [Define as const if the declaration of iconv() needs const.])
534 AC_ARG_WITH([ndbm],AS_HELP_STRING([--with-ndbm=ARG],[use -lARG to link with ndbm]),
535 [nmh_ndbm=$withval],[nmh_ndbm=autodetect])
536 AC_ARG_WITH([ndbmheader],AS_HELP_STRING([--with-ndbmheader=ARG],[#include <ARG> to use ndbm]),
537 [nmh_ndbmheader=$withval],[nmh_ndbmheader=autodetect])
539 if test "$nmh_ndbm" = "autodetect"; then
540 if test "$nmh_ndbmheader" != "autodetect"; then
541 AC_MSG_ERROR([must specify both --with-ndbm and --with-ndbmheader or neither])
544 dnl There are at least four implementations of ndbm, and
545 dnl several of those can be in different places at the whim
546 dnl of the system integrator. A good summary of this mess
547 dnl can be found at http://www.unixpapa.com/incnote/dbm.html
549 dnl Classic ndbm with no library required (eg NetBSD): try this
550 dnl first so we don't accidentally link in a pointless but harmless
551 dnl library in one of the later ndbm.h+libfoo tests:
552 NMH_CHECK_NDBM(ndbm.h,,,
553 dnl Berkeley DBv2 emulating ndbm: header in db.h:
554 NMH_CHECK_NDBM(db.h,db,,
555 dnl Berkeley DBv1 emulating ndbm:
556 NMH_CHECK_NDBM(ndbm.h,db,,
557 NMH_CHECK_NDBM(ndbm.h,db1,,
559 NMH_CHECK_NDBM(ndbm.h,ndbm,,
560 dnl glibc2.1 systems put db1 in a subdir:
561 NMH_CHECK_NDBM(db1/ndbm.h,db1,,
562 dnl GNU gdbm emulating ndbm, with header possibly in gdbm/
563 dnl and possibly needing gbdm_compat library:
564 NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm,,
565 NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm_compat -lgdbm,,
566 NMH_CHECK_NDBM(ndbm.h,gdbm,,
567 NMH_CHECK_NDBM(ndbm.h,gdbm_compat -lgdbm))))))))))
571 dnl We don't really need to check that the user-specified values work,
572 dnl but it is a convenience to the user to bomb out early rather than
573 dnl after configure and half the compile process.
574 NMH_CHECK_NDBM([$nmh_ndbmheader],[$nmh_ndbm])
577 if test "$nmh_ndbm_found" = "no"; then
578 AC_MSG_ERROR([could not find a working ndbm library/header combination])
580 dnl Now export the lib/header to our makefile/config.h:
581 if test x"$nmh_ndbmheader" != x; then
582 AC_DEFINE_UNQUOTED(NDBM_HEADER, <$nmh_ndbmheader>,
583 [Define to the header containing the ndbm API prototypes.])
585 if test x"$nmh_ndbm" != x; then
586 NDBM_LIBS="-l$nmh_ndbm"
590 AC_SUBST([NDBM_LIBS])
593 dnl ------------------
594 dnl Set RPM build root
595 dnl ------------------
596 dnl nmhrpm is used in the final summary, see below. The default value is
597 dnl reported there as ./RPM, consistent with the reporting of the default
598 dnl source code location as ., but its absolute path is used in the Makefile.
600 AS_HELP_STRING([--with-rpmdir=RPMDIR], [RPM build directory @<:@RPM@:>@]))
601 AS_IF([test x"$with_rpmdir" = x], [rpmdir='$(abs_srcdir)/RPM'; nmhrpm=./RPM],
602 [rpmdir="$with_rpmdir"; eval "nmhrpm=${rpmdir}"])
606 dnl --------------------
607 dnl CHECK FOR CYRUS-SASL
608 dnl --------------------
610 AS_IF([test x"$sasl_support" = x"yes"],[
611 AC_CHECK_HEADER([sasl/sasl.h], , [AC_MSG_ERROR([sasl.h not found])])
612 AC_CHECK_LIB([sasl2], [sasl_client_new], [SASLLIB="-lsasl2"],
613 [AC_MSG_ERROR([Cyrus SASL library not found])])],[SASLLIB=""])
616 dnl -----------------
617 dnl CHECK FOR OPENSSL
618 dnl -----------------
620 AS_IF([test x"$tls_support" = x"yes"],[
621 AC_CHECK_HEADER([openssl/ssl.h], , [AC_MSG_ERROR([openssl/ssl.h not found])])
622 AC_CHECK_LIB([crypto], [BIO_write], ,
623 [AC_MSG_ERROR([OpenSSL crypto library not found])])
624 AC_CHECK_LIB([ssl], [SSL_library_init], ,
625 [AC_MSG_ERROR([OpenSSL library not found])])])
627 dnl ---------------------
628 dnl CHECK TERMCAP LIBRARY
629 dnl ---------------------
631 dnl Add the termcap library, so that the following configure
632 dnl tests will find it when it tries to link test programs.
633 nmh_save_LIBS="$LIBS"
634 LIBS="$TERMLIB $LIBS"
636 dnl Check if tgetent accepts NULL (and will allocate its own termcap buffer)
637 dnl Some termcaps reportedly accept a zero buffer, but then dump core
639 dnl Under Cygwin test program crashes but exit code is still 0. So,
640 dnl we test for a file that porgram should create
641 AH_TEMPLATE([TGETENT_ACCEPTS_NULL],
642 [Define to 1 if tgetent() accepts NULL as a buffer.])
643 AC_CACHE_CHECK(if tgetent accepts NULL,
644 nmh_cv_func_tgetent_accepts_null,
649 int r1 = tgetent(buf, "vt100");
650 int r2 = tgetent((char*)0,"vt100");
651 if (r1 >= 0 && r1 == r2) {
655 creat("conftest.tgetent", 0640);
657 exit((r1 != r2) || r2 == -1);
660 if test -f conftest.tgetent; then
661 nmh_cv_func_tgetent_accepts_null=yes
663 nmh_cv_func_tgetent_accepts_null=no
665 nmh_cv_func_tgetent_accepts_null=no,
666 nmh_cv_func_tgetent_accepts_null=no)])
667 if test x$nmh_cv_func_tgetent_accepts_null = xyes; then
668 AC_DEFINE(TGETENT_ACCEPTS_NULL)
670 AC_CACHE_CHECK(if tgetent returns 0 on success,
671 nmh_cv_func_tgetent_zero_success,
676 int r1 = tgetent(buf, "!@#$%^&*");
677 int r2 = tgetent(buf, "vt100");
678 if (r1 < 0 && r2 == 0) {
682 creat("conftest.tgetent0", 0640);
687 if test -f conftest.tgetent0; then
688 nmh_cv_func_tgetent_zero_success=yes
690 nmh_cv_func_tgetent_zero_success=no
692 nmh_cv_func_tgetent_zero_success=no,
693 nmh_cv_func_tgetent_zero_success=no)])
694 AH_TEMPLATE([TGETENT_SUCCESS],
695 [Define to what tgetent() returns on success (0 on HP-UX X/Open curses).])
696 if test x$nmh_cv_func_tgetent_zero_success = xyes; then
697 AC_DEFINE(TGETENT_SUCCESS, 0)
699 AC_DEFINE(TGETENT_SUCCESS, 1)
702 dnl Now put the libraries back to what it was before we
703 dnl starting checking the termcap library.
704 LIBS="$nmh_save_LIBS"
719 dnl For platforms such as FreeBSD that have tm_gmtoff in struct tm.
720 dnl (FreeBSD has a timezone() function but not a timezone global
721 dnl variable that is visible).
722 AC_CHECK_MEMBERS([struct tm.tm_gmtoff],,,[#include <time.h>])
724 AC_STRUCT_DIRENT_D_TYPE
726 dnl Where is <signal.h> located? Needed as input for signames.awk
727 AC_CACHE_CHECK(where signal.h is located, nmh_cv_path_signal_h,
728 [for SIGNAL_H in /usr/include/bsd/sys/signal.h dnl Next
729 /usr/include/asm/signal.h dnl Linux 1.3.0 and above
730 /usr/include/asm/signum.h dnl some versions of Linux/Alpha
731 /usr/include/linux/signal.h dnl Linux up to 1.2.11
732 /usr/include/sys/signal.h dnl Almost everybody else
733 /dev/null; dnl Just in case we fall through
735 test -f $SIGNAL_H && \
736 grep '#[ ]*define[ ][ ]*SIG[0-9A-Z]*[ ]*[0-9][0-9]*' $SIGNAL_H > /dev/null && \
739 nmh_cv_path_signal_h=$SIGNAL_H
741 SIGNAL_H=$nmh_cv_path_signal_h
742 AC_SUBST(SIGNAL_H)dnl
744 dnl These odd looking assignments are done to expand out unexpanded
745 dnl variables in bindir et al (for instance mandir is '${datarootdir}/man',
746 dnl but expanding that gives '${prefix}/share/man', so we need to expand
747 dnl again to get the final answer.
748 dnl We only use the expanded versions to print the install paths in
749 dnl the final summary and should use them nowhere else (see the autoconf
750 dnl docs for the rationale for bindir etc being unexpanded).
751 eval "nmhbin=${bindir}"; eval "nmhbin=${nmhbin}"
752 eval "nmhsysconf=${sysconfdir}"; eval "nmhsysconf=${nmhsysconf}"
753 eval "nmhlib=${libdir}"; eval "nmhlib=${nmhlib}"
754 eval "nmhman=${mandir}"; eval "nmhman=${nmhman}"
755 eval "nmhrpm=${nmhrpm}";
758 if test x"$enable_pop" = x"yes"; then
759 pop_kinds="yes (POP3)"
763 dnl Sigh, this is required because under the new world order autoconf has
764 dnl nothing to create in a few of the build directories when doing an object
765 dnl tree build. So make sure we created certain directories if they don't
769 AC_CONFIG_COMMANDS([build-directories],
770 [test -d etc || ${MKDIR_P} etc
771 test -d man || ${MKDIR_P} man])
773 AC_CONFIG_COMMANDS_POST([
777 nmh version : AC_PACKAGE_VERSION
780 compiler flags : ${CFLAGS}
781 linker flags : ${LDFLAGS}
782 definitions : ${OURDEFS}
783 source code location : ${srcdir}
784 binary install path : ${nmhbin}
785 library install path : ${nmhlib}
786 config files install path : ${nmhsysconf}
787 man page install path : ${nmhman}
788 RPM build root : ${nmhrpm}
789 backup prefix : ${backup_prefix}
790 transport system : ${MTS}
791 file locking type : ${LOCKTYPE}
792 default smtp servers : ${smtpservers}
793 default editor : ${editorpath}
794 default pager : ${pagerpath}
795 email address masquerading : ${masquerade}
796 pop is enabled : ${pop_kinds}
797 SASL support : ${sasl_support}
798 TLS support : ${tls_support}"
804 AC_CONFIG_FILES([Makefile])