2 dnl configure.in -- autoconf template for nmh
8 AC_CONFIG_HEADER(config.h)
12 dnl ---------------------
13 dnl define a macro or two
14 dnl ---------------------
16 AC_DEFUN(NMH_PROG_GNU_LIBTOOL, [
17 if test -n "$LIBTOOL" ; then
18 tmptest=`$LIBTOOL --version 2>&1 | grep GNU`
19 if test x"$tmptest" != x ; then
21 AC_SUBST(GNU_LIBTOOL)dnl
27 dnl What version of nmh are we building?
28 VERSION=`sed -e 's/nmh-//' ${srcdir}/VERSION`
29 echo "configuring for nmh-$VERSION"
32 dnl --------------------------
33 dnl CHECK COMMAND LINE OPTIONS
34 dnl --------------------------
36 dnl Do you want client-side support for apop?
38 [ --enable-apop enable client-side support for POP3 and APOP])
39 if test x"$enable_apop" = x"yes"; then
46 dnl Do you want to debug nmh?
49 [ --enable-debug enable nmh code debugging])
50 dnl The old redundant --enable-nmh-debug is deprecated and undocumented.
51 if test x"$enable_nmh_debug" = x"yes"; then
55 dnl Allow users to send email from addresses other than their default?
56 undefine([masquerade])dnl
57 AC_ARG_ENABLE(masquerade,
58 [ --enable-masquerade[='draft_from mmailid username_extension']
59 enable up to 3 types of address masquerading [none]],
60 [if test x"$enable_masquerade" = x"yes"; then
61 masquerade="draft_from mmailid username_extension"
63 masquerade="$enable_masquerade"
65 AC_SUBST(masquerade)dnl
67 dnl Do you want mhe support?
70 [ --enable-mhe enable mhe support (DEFAULT)])
72 dnl mhe support is on by default, so define it unless --disable-mhe or the
73 dnl deprecated, undocumented --disable-nmh-mhe are specified.
74 if test x"$enable_mhe" != x"no" -a x"$enable_nmh_mhe" != x"no"; then
78 dnl Do you want client-side support for pop?
81 [ --enable-pop enable client-side support for plain POP3])
82 dnl The old redundant --enable-nmh-pop is deprecated and undocumented.
83 if test x"$enable_nmh_pop" = x"yes"; then
87 dnl Do you want client-side support for using SASL for authentication?
88 dnl Note that this code will be enabled for both POP and SMTP
89 AC_ARG_WITH(cyrus-sasl,
90 [ --with-cyrus-sasl=<dir> Specify location of Cyrus SASL library for auth])
91 if test x"$with_cyrus_sasl" != x -a x"$with_cyrus_sasl" != "no"; then
92 AC_DEFINE(CYRUS_SASL)dnl
95 dnl What should be the default editor?
98 [ --with-editor=EDITOR specify the default editor])
100 if test -n "$with_editor"; then
101 editorpath="$with_editor"
104 dnl Set the backup prefix
105 undefine([backup-prefix])dnl
106 AC_ARG_WITH([hash-backup],
107 [ --with-hash-backup use # as the backup prefix (default: ,)])
108 if test x"$with_hash_backup" != x -a x"$with_hash_backup" != x"no"; then
113 AC_DEFINE_UNQUOTED(BACKUP_PREFIX, "$backup_prefix")dnl
115 dnl Do you want support for hesiod
117 [ --with-hesiod=PREFIX specify location of Hesiod])
118 if test x"$with_hesiod" != x -a x"$with_hesiod" != x"no"; then
122 dnl Do you want client-side support for kpop
124 [ --with-krb4=PREFIX specify location of Kerberos V4 for KPOP support])
125 if test x"$with_krb4" != x -a x"$with_krb4" != x"no"; then
128 AC_DEFINE(KPOP_PRINCIPAL, "pop")dnl
131 dnl After we know if we're including apop and kpop support, do pop stuff
132 if test x"$enable_pop" = x"yes"; then
135 POPSED='/^%nmhbeginpop%/d;/^%nmhendpop%/d'
137 POPSED='/^%nmhbeginpop%/,/^%nmhendpop%/d'
142 dnl What method of locking to use?
143 undefine([locking])dnl
145 [ --with-locking=LOCKTYPE specify the file locking method])
147 if test x"$with_locking" = x"dot"; then
149 AC_DEFINE(DOT_LOCKING)dnl
150 elif test x"$with_locking" = x"flock"; then
152 AC_DEFINE(FLOCK_LOCKING)dnl
153 elif test x"$with_locking" = x"lockf"; then
155 AC_DEFINE(LOCKF_LOCKING)dnl
156 elif test x"$with_locking" = x"fcntl"; then
158 AC_DEFINE(FCNTL_LOCKING)dnl
161 AC_DEFINE(DOT_LOCKING)dnl
164 dnl What method of posting should post use?
167 [ --with-mts=MTS specify the default mail transport agent/service])
169 if test x"$with_mts" = x"smtp"; then
171 elif test x"$with_mts" = x"sendmail"; then
178 dnl Both the smtp and sendmail mail transport services use the smtp code
179 AC_DEFINE(SMTPMTS)dnl
181 dnl What should be the default pager?
184 [ --with-pager=PAGER specify the default pager])
186 if test -n "$with_pager"; then
187 pagerpath="$with_pager"
190 dnl What should be the default mail server(s)?
191 undefine([smtpservers])dnl
192 AC_ARG_WITH(smtpservers,
193 [ --with-smtpservers='SMTPSERVER1[ SMTPSERVER2...]'
194 specify the default SMTP server(s) [localhost]])
195 if test -n "$with_smtpservers"; then
196 smtpservers="$with_smtpservers"
198 smtpservers="localhost"
200 AC_SUBST(smtpservers)dnl
202 dnl ----------------------------------------------------
203 dnl Default location is /usr/local/nmh/{bin,etc,lib,man}
204 dnl ----------------------------------------------------
205 AC_PREFIX_DEFAULT(/usr/local/nmh)
207 dnl ------------------
208 dnl CHECK THE COMPILER
209 dnl ------------------
210 dnl We want these before the checks,
211 dnl so the checks can modify their values.
212 test -z "$CFLAGS" && CFLAGS= auto_cflags=1
213 if test x"$enable_debug" = x"yes"; then
214 test -z "$LDFLAGS" && LDFLAGS=-g
219 dnl if the user hasn't specified CFLAGS, then
220 dnl if compiler is gcc, then
221 dnl use -O2 and some warning flags
223 if test -n "$auto_cflags"; then
224 if test x"$enable_debug" = x"yes"; then
225 if test -n "$GCC"; then
226 test -z "$CFLAGS" && CFLAGS="-Wall -g" || CFLAGS="$CFLAGS -Wall -g"
228 test -z "$CFLAGS" && CFLAGS=-g || CFLAGS="$CFLAGS -g"
231 if test -z "$LDFLAGS"; then
241 if test -n "$GCC"; then
242 test -z "$CFLAGS" && CFLAGS="-Wall -O2" || CFLAGS="$CFLAGS -Wall -O2"
244 test -z "$CFLAGS" && CFLAGS=-O || CFLAGS="$CFLAGS -O"
249 AC_C_CONST dnl Does compiler support `const'.
251 dnl ------------------
252 dnl CHECK FOR PROGRAMS
253 dnl ------------------
254 AC_PROG_MAKE_SET dnl Does make define $MAKE
255 AC_PROG_INSTALL dnl Check for BSD compatible `install'
256 AC_PROG_RANLIB dnl Check for `ranlib'
257 AC_PROG_AWK dnl Check for mawk,gawk,nawk, then awk
258 AC_PROG_LEX dnl Check for lex/flex
261 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
262 AC_PATH_PROG(cutpath, cut, no, [$pathtmp])
264 dnl ----------------------------------------------
265 dnl check for lclint, and lint if it doesn't exist
266 dnl ----------------------------------------------
267 AC_CHECK_PROG(linttmp1, lclint, lclint, no)dnl
268 if test x$ac_cv_prog_linttmp1 != xno ; then
269 LINT=$ac_cv_prog_linttmp1
270 LINTFLAGS="-weak +posixlib -macrovarprefixexclude"
272 AC_CHECK_PROG(linttmp2, lint, lint, no)dnl
273 if test x$ac_cv_prog_linttmp2 != xno ; then
274 LINT=$ac_cv_prog_linttmp2
277 LINT="echo 'No lint program found'"
282 AC_SUBST(LINTFLAGS)dnl
284 dnl try to figure out which one we've got
285 AC_CHECK_PROG(LIBTOOL, libtool, libtool, , [$pathtmp])
288 dnl Check for lorder and tsort commands
289 AC_CHECK_PROG(LORDER, lorder, lorder, no)dnl
290 AC_CHECK_PROG(TSORT, tsort, tsort, no)dnl
292 dnl If either doesn't exist, replace them with echo and cat
293 if test x$ac_cv_prog_LORDER != xlorder -o x$ac_cv_prog_TSORT != xtsort; then
298 dnl Mac OS X has lorder, but sh is too broken for it to work
299 dnl elif test -z "`lorder config/config.c 2>&1 | grep config/config.c`" ; then
302 dnl AC_SUBST(LORDER)dnl
303 dnl AC_SUBST(TSORT)dnl
306 dnl Check whether tsort can deal with loops
307 AC_CACHE_CHECK(whether tsort can deal with loops, nmh_cv_tsort_loop,
308 [if test -z "`echo a b b a | tsort 2>/dev/null | grep a`" ; then
311 nmh_cv_tsort_loop=yes
313 if test x$nmh_cv_tsort_loop = xno ; then
321 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
322 AC_PATH_PROG(lspath, ls, no, [$pathtmp])
324 dnl See how we get ls to display the owner and the group
325 if test "$lspath" != "no"; then
326 AC_CACHE_CHECK(how to get ls to show us the group ownership of a file,
328 [if test x"`$lspath -dl / | $AWK '{print $9}'`" = x"/"; then
329 dnl There were 9 parameters, so unless this is a really bizarre, nonstandard
330 dnl ls, it would seem -l gave us both the user and group. On this type of
331 dnl ls, -g makes _only_ the group be displayed (and not the user).
332 nmh_cv_ls_grpopt="-l"
334 dnl Looks like -l only gave us the user, so we need -g to get the group too.
335 nmh_cv_ls_grpopt="-lg"
340 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
341 AC_PATH_PROG(morepath, more, no, [$pathtmp])
343 dnl If pager is not specified yet,
344 dnl then use `more' as the default.
345 if test -z "$pagerpath"; then
346 pagerpath="$morepath"
348 AC_SUBST(pagerpath)dnl
350 dnl Look for `sendmail'
351 pathtmp=/usr/lib:/usr/sbin:/usr/etc:/usr/ucblib:/usr/bin:/bin
352 AC_PATH_PROG(sendmailpath, sendmail, no, [$pathtmp])
355 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
356 AC_PATH_PROG(vipath, vi, no, [$pathtmp])
358 dnl If editor is not specified yet,
359 dnl then use `vi' as the default.
360 if test -z "$editorpath"; then
363 AC_SUBST(editorpath)dnl
365 dnl Check for broken vi
366 AC_CACHE_CHECK(for broken vi, nmh_cv_attvibug,
367 [if echo 'r /nonexist-file
368 q' | ex > /dev/null 2>&1
375 if test "$nmh_cv_attvibug" = yes; then
376 AC_DEFINE(ATTVIBUG)dnl
379 dnl ----------------------------------------------------------
380 dnl FIND MAIL SPOOL AND SEE IF WE NEED TO MAKE inc SETGID MAIL
381 dnl ----------------------------------------------------------
382 AC_CACHE_CHECK(where mail spool is located, nmh_cv_mailspool,
383 [for mailspool in /var/mail dnl
386 /dev/null; dnl Just in case we fall through
388 test -d $mailspool && break
390 nmh_cv_mailspool=$mailspool
392 mailspool=$nmh_cv_mailspool
393 AC_SUBST(mailspool)dnl
395 dnl See whether the mail spool directory is world-writable.
396 if test "$lspath" != "no" -a "$cutpath" != "no"; then
397 AC_CACHE_CHECK(whether the mail spool is world-writable,
398 nmh_cv_mailspool_world_writable,
399 [if test "`$lspath -dlL $mailspool | $cutpath -c9`" = "-"; then
400 nmh_cv_mailspool_world_writable=no
402 nmh_cv_mailspool_world_writable=yes
406 dnl Also, check for liblockfile (as found on Debian systems)
407 AC_CHECK_HEADER(lockfile.h, AC_CHECK_LIB(lockfile, lockfile_create) )
409 dnl and whether its companion program dotlockfile is setgid
410 AC_PATH_PROG(dotlockfilepath, dotlockfile, no)
411 if test "$ac_cv_lib_lockfile_lockfile_create" != "no" ; then
412 if test "$ac_cv_path_dotlockfilepath" != "no" ; then
413 AC_CACHE_CHECK(whether dotlockfile is setgid, nmh_cv_dotlockfile_setgid,
414 [ if test -g "$ac_cv_path_dotlockfilepath" ; then
415 nmh_cv_dotlockfile_setgid=yes
417 nmh_cv_dotlockfile_setgid=no
422 dnl If mailspool is not world-writable and dotlockfile is not setgid,
423 dnl we need to #define MAILGROUP to 1 and make inc setgid.
424 if test x"$nmh_cv_mailspool_world_writable" = x"no" -a x"$nmh_cv_dotlockfile_setgid" != x"yes" ; then
425 dnl do we really need both of these?
426 AC_DEFINE(MAILGROUP)dnl
429 AC_SUBST(SETGID_MAIL)dnl
431 dnl Use ls to see which group owns the mail spool directory.
432 AC_CACHE_CHECK(what group owns the mail spool, nmh_cv_ls_mail_grp,
433 [nmh_cv_ls_mail_grp=`$lspath -dL $nmh_cv_ls_grpopt $mailspool|$AWK '{print $4}'`
435 MAIL_SPOOL_GRP=$nmh_cv_ls_mail_grp
436 AC_SUBST(MAIL_SPOOL_GRP)dnl
438 dnl ------------------
439 dnl CHECK HEADER FILES
440 dnl ------------------
446 AC_CHECK_HEADERS(string.h memory.h stdlib.h unistd.h errno.h fcntl.h \
447 limits.h crypt.h termcap.h termio.h termios.h locale.h \
448 netdb.h sys/param.h sys/time.h sys/utsname.h arpa/inet.h \
452 AC_CACHE_CHECK(POSIX termios, nmh_cv_sys_posix_termios,
453 [AC_TRY_LINK([#include <sys/types.h>
455 #include <termios.h>],
456 [/* SunOS 4.0.3 has termios.h but not the library calls. */
458 nmh_cv_sys_posix_termios=yes, nmh_cv_sys_posix_termios=no)])
460 if test $nmh_cv_sys_posix_termios = yes; then
461 AC_CACHE_CHECK(TIOCGWINSZ in termios.h,
462 nmh_cv_header_termios_h_tiocgwinsz,
463 [AC_TRY_LINK([#include <sys/types.h>
464 #include <termios.h>],
465 [int x = TIOCGWINSZ;],
466 nmh_cv_header_termios_h_tiocgwinsz=yes,
467 nmh_cv_header_termios_h_tiocgwinsz=no)])
469 nmh_cv_header_termios_h_tiocgwinsz=no
472 if test $nmh_cv_header_termios_h_tiocgwinsz = no; then
473 AC_CACHE_CHECK(TIOCGWINSZ in sys/ioctl.h,
474 nmh_cv_header_sys_ioctl_h_tiocgwinsz,
475 [AC_TRY_LINK([#include <sys/types.h>
476 #include <sys/ioctl.h>],
477 [int x = TIOCGWINSZ;],
478 nmh_cv_header_sys_ioctl_h_tiocgwinsz=yes,
479 nmh_cv_header_sys_ioctl_h_tiocgwinsz=no)])
480 if test $nmh_cv_header_sys_ioctl_h_tiocgwinsz = yes; then
481 AC_DEFINE(GWINSZ_IN_SYS_IOCTL)dnl
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) ]) ])
494 AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM))
500 AC_CHECK_LIB(mkstemp,mkstemp)
501 AC_CHECK_FUNCS(waitpid wait3 sigaction sigprocmask sigblock sigsetmask \
502 sighold sigrelse writev lstat uname tzset killpg mkstemp \
505 dnl solaris screws this up
506 AC_CHECK_FUNC(gethostbyname, [AC_DEFINE(HAVE_GETHOSTBYNAME)],
507 AC_CHECK_LIB(nsl, gethostbyname, [AC_DEFINE(HAVE_GETHOSTBYNAME)] ) )
509 dnl sigsetjmp may be a macro
510 AC_MSG_CHECKING(for sigsetjmp)
511 AC_TRY_LINK([#include <setjmp.h>], [sigsetjmp((void *)0, 0);],
512 [AC_DEFINE(HAVE_SIGSETJMP) AC_MSG_RESULT(yes)], AC_MSG_RESULT(no))
514 AC_REPLACE_FUNCS(snprintf strerror strdup)
516 dnl Look for the initgroups() declaration. On AIX 4.[13], Solaris 4.1.3, and
517 dnl ULTRIX 4.2A the function is defined in libc but there's no declaration in
518 dnl any system header.
520 dnl On Solaris 2.[456], the declaration is in <grp.h>. On HP-UX 9-11 and
521 dnl (reportedly) FreeBSD 3.[23], it's in <unistd.h>. Any other locations we
523 AC_EGREP_HEADER(initgroups, grp.h, AC_DEFINE(INITGROUPS_HEADER, <grp.h>),
524 AC_EGREP_HEADER(initgroups, unistd.h,
525 AC_DEFINE(INITGROUPS_HEADER, <unistd.h>)))
527 dnl On AIX 4.1, snprintf() is defined in libc.a but there's no prototype in
528 dnl <stdio.h> or elsewhere. Apparently it's not officially supported (though it
529 dnl seems to work perfectly and IBM apparently uses it in internal code).
530 dnl Anyhow, if we omit our own snprintf() and vsnprintf() prototypes when we
531 dnl HAVE_SNPRINTF, we get a billion warnings at compile time. Use the C
532 dnl preprocessor to preprocess stdio.h and make sure that there's actually a
534 AC_EGREP_HEADER(snprintf, stdio.h, AC_DEFINE(HAVE_SNPRINTF_PROTOTYPE))
536 dnl -------------------
537 dnl CHECK FOR LIBRARIES
538 dnl -------------------
539 dnl Check location of modf
540 AC_CHECK_FUNC(modf, , AC_CHECK_LIB(m, modf))
542 dnl Checks for network libraries (nsl, socket)
545 termcap_curses_order="termcap curses ncurses"
546 for lib in $termcap_curses_order; do
547 AC_CHECK_LIB(${lib}, tgetent, [TERMLIB="-l$lib"; break])
555 AC_CHECK_FUNC(dbm_open, ,
556 AC_CHECK_LIB(ndbm, dbm_open, ,
557 AC_CHECK_LIB(dbm, dbm_open)))
562 AC_CHECK_HEADERS(db1/ndbm.h)
567 if test x"$with_hesiod" != x -a x"$with_hesiod" != x"no"; then
568 if test x"$with_hesiod" != x"yes"; then
569 HESIOD_INCLUDES="-I$with_hesiod/include"
570 HESIOD_LIBS="-L$with_hesiod/lib"
572 AC_CHECK_FUNC(res_send, ,
573 AC_CHECK_LIB(resolv, res_send))
574 AC_CHECK_LIB(hesiod, hes_resolve, [HESIOD_LIBS="$HESIOD_LIBS -lhesiod"],
575 [AC_MSG_ERROR(Hesiod library not found)], $HESIOD_LIBS)
577 AC_SUBST(HESIOD_INCLUDES)dnl
578 AC_SUBST(HESIOD_LIBS)dnl
580 dnl ----------------------------------
581 dnl CHECK FOR KRB4 (Kerberos4 support)
582 dnl ----------------------------------
583 if test x"$with_krb4" != x -a x"$with_krb4" != x"no"; then
584 if test x"$with_krb4" != x"yes"; then
585 KRB4_INCLUDES="-I$with_krb4/include"
586 if test -d "$with_krb4/include/kerberosIV"; then
587 KRB4_INCLUDES="$KRB4_INCLUDES -I$with_krb4/include/kerberosIV"
589 KRB4_LIBS="-L$with_krb4/lib"
590 elif test -d /usr/include/kerberosIV; then
591 KRB4_INCLUDES="-I/usr/include/kerberosIV"
593 AC_CHECK_LIB(krb4, krb_rd_req,
594 [KRB4_LIBS="$KRB4_LIBS -lkrb4 -ldes425 -lkrb5 -lcrypto -lcom_err"],
595 [AC_CHECK_LIB(krb, krb_rd_req,
596 [KRB4_LIBS="$KRB4_LIBS -lkrb -ldes"],
597 [AC_MSG_ERROR(Kerberos 4 libraries not found)],
599 $KRB4_LIBS -ldes425 -lkrb5 -lcrypto -lcom_err)
601 AC_SUBST(KRB4_INCLUDES)dnl
602 AC_SUBST(KRB4_LIBS)dnl
604 dnl --------------------
605 dnl CHECK FOR CYRUS SASL
606 dnl --------------------
607 if test x"$with_cyrus_sasl" != x -a x"$with_cyrus_sasl" != "no"; then
608 if test x"$with_cyrus_sasl" != x"yes"; then
609 SASL_INCLUDES="-I$with_cyrus_sasl/include"
610 SASL_LIBS="-L$with_cyrus_sasl/lib"
612 save_LDFLAGS="$LDFLAGS"
613 LDFLAGS="$LDFLAGS $SASL_LIBS"
614 AC_CHECK_LIB(sasl, sasl_client_new,
615 [SASL_LIBS="$SASL_LIBS -lsasl"],
616 [AC_MSG_ERROR(Cyrus SASL library not found)])
617 LDFLAGS="$save_LDFLAGS"
619 AC_SUBST(SASL_INCLUDES)dnl
620 AC_SUBST(SASL_LIBS)dnl
622 dnl ---------------------
623 dnl CHECK TERMCAP LIBRARY
624 dnl ---------------------
626 dnl Add the termcap library, so that the following configure
627 dnl tests will find it when it tries to link test programs.
628 nmh_save_LIBS="$LIBS"
629 LIBS="$TERMLIB $LIBS"
631 dnl Checks for external variable ospeed in the termcap library.
632 AC_CACHE_CHECK(if an include file defines ospeed,
633 nmh_cv_decl_ospeed_include_defines,
635 [#include <sys/types.h>
641 #endif], [ospeed = 0;],
642 nmh_cv_decl_ospeed_include_defines=yes,
643 nmh_cv_decl_ospeed_include_defines=no)])
645 if test $nmh_cv_decl_ospeed_include_defines = no; then
646 AC_CACHE_CHECK(if you must define ospeed,
647 nmh_cv_decl_ospeed_must_define,
648 [AC_TRY_LINK( ,[extern short ospeed; ospeed = 0;],
649 nmh_cv_decl_ospeed_must_define=yes,
650 nmh_cv_decl_ospeed_must_define=no)])
653 if test $nmh_cv_decl_ospeed_include_defines = yes; then
654 AC_DEFINE(HAVE_OSPEED)dnl
655 elif test $nmh_cv_decl_ospeed_must_define = yes; then
656 AC_DEFINE(HAVE_OSPEED)
657 AC_DEFINE(MUST_DEFINE_OSPEED)
660 dnl dnl Checks if tgetent accepts NULL and will
661 dnl dnl allocate its own termcap buffer.
662 dnl AC_CACHE_CHECK(if tgetent accepts NULL,
663 dnl nmh_cv_func_tgetent_accepts_null,
664 dnl [AC_TRY_RUN([main(){int i = tgetent((char*)0,"vt100");exit(!i || i == -1);}],
665 dnl nmh_cv_func_tgetent_accepts_null=yes,
666 dnl nmh_cv_func_tgetent_accepts_null=no,
667 dnl nmh_cv_func_tgetent_accepts_null=no)])
668 dnl if test $nmh_cv_func_tgetent_accepts_null = yes; then
669 dnl AC_DEFINE(TGETENT_ACCEPTS_NULL)
672 dnl Now put the libraries back to what it was before we
673 dnl starting checking the termcap library.
674 LIBS="$nmh_save_LIBS"
686 dnl Check for sigset_t. Currently I'm looking in
687 dnl <sys/types.h> and <signal.h>. Others might need
689 AC_CACHE_CHECK(for sigset_t, nmh_cv_type_sigset_t,
691 [#include <sys/types.h>
692 #include <signal.h>], [sigset_t tempsigset;],
693 nmh_cv_type_sigset_t=yes, nmh_cv_type_sigset_t=no)])
694 if test $nmh_cv_type_sigset_t = no; then
695 AC_DEFINE(sigset_t, unsigned int)
703 AC_CACHE_CHECK(for tm_gmtoff in struct tm, nmh_cv_struct_tm_gmtoff,
705 [#ifdef TIME_WITH_SYS_TIME
706 # include <sys/time.h>
709 # ifdef TM_IN_SYS_TIME
710 # include <sys/time.h>
715 [struct tm temptm; temptm.tm_gmtoff = 0;],
716 nmh_cv_struct_tm_gmtoff=yes, nmh_cv_struct_tm_gmtoff=no)])
717 if test $nmh_cv_struct_tm_gmtoff = yes; then
718 AC_DEFINE(HAVE_TM_GMTOFF)
724 dnl What style of signal do you have (POSIX, BSD, or SYSV)?
725 AC_MSG_CHECKING(what style of signals to use)
726 if test $ac_cv_func_sigaction = yes -a $ac_cv_func_sigprocmask = yes; then
727 signals_style=POSIX_SIGNALS
728 AC_DEFINE(POSIX_SIGNALS)
729 AC_DEFINE(RELIABLE_SIGNALS)
730 elif test $ac_cv_func_sigblock = yes -a $ac_cv_func_sigsetmask = yes; then
731 signals_style=BSD_SIGNALS
732 AC_DEFINE(BSD_SIGNALS)
733 AC_DEFINE(RELIABLE_SIGNALS)
734 elif test $ac_cv_func_sighold = yes -a $ac_cv_func_sigrelse = yes; then
735 signals_style=SYSV_SIGNALS
736 AC_DEFINE(SYSV_SIGNALS)
738 signals_style=NO_SIGNAL_BLOCKING
739 AC_DEFINE(NO_SIGNAL_BLOCKING)
742 AC_MSG_RESULT($signals_style)
744 dnl Where is <signal.h> located? Needed as input for signames.awk
745 AC_CACHE_CHECK(where signal.h is located, nmh_cv_path_signal_h,
746 [for SIGNAL_H in /usr/include/bsd/sys/signal.h dnl Next
747 /usr/include/asm/signal.h dnl Linux 1.3.0 and above
748 /usr/include/asm/signum.h dnl some versions of Linux/Alpha
749 /usr/include/linux/signal.h dnl Linux up to 1.2.11
750 /usr/include/sys/signal.h dnl Almost everybody else
751 /dev/null; dnl Just in case we fall through
753 test -f $SIGNAL_H && \
754 grep '#[ ]*define[ ][ ]*SIG[0-9A-Z]*[ ]*[0-9][0-9]*' $SIGNAL_H > /dev/null && \
757 nmh_cv_path_signal_h=$SIGNAL_H
759 SIGNAL_H=$nmh_cv_path_signal_h
760 AC_SUBST(SIGNAL_H)dnl
763 dnl OS SPECIFIC DEFINES
804 AC_DEFINE(SCO_5_STDIO)
812 AC_OUTPUT(Makefile config/Makefile h/Makefile sbr/Makefile uip/Makefile \
813 mts/Makefile mts/smtp/Makefile \
814 etc/Makefile docs/Makefile man/Makefile, \
815 [test -z "$CONFIG_HEADERS" || echo > stamp-h])
817 dnl Umm, what's the point of these assignments?? -- <dan-nmh@dilvish.speed.net>
818 eval "nmhbin=${bindir}"; eval "nmhbin2=${nmhbin}"
819 eval "nmhsysconf=${sysconfdir}"; eval "nmhsysconf2=${nmhsysconf}"
820 eval "nmhlib=${libdir}"; eval "nmhlib2=${nmhlib}"
821 eval "nmhman=${mandir}"
824 if test x"$enable_pop" = x"yes"; then
827 if test x"$enable_apop" = x"yes"; then
828 pop_kinds="${pop_kinds}APOP "
831 if test x"$with_krb4" != x -a x"$with_krb4" != x"no"; then
832 pop_kinds="${pop_kinds}KPOP "
835 pop_kinds="${pop_kinds}POP3)"
841 nmh version : ${VERSION}
842 target os : ${target}
844 compiler flags : ${CFLAGS}
845 linker flags : ${LDFLAGS}
846 source code location : ${srcdir}
847 binary install path : ${nmhbin2}
848 libary install path : ${nmhlib2}
849 config files install path : ${nmhsysconf2}
850 man page install path : ${nmhman}
851 backup prefix : ${backup_prefix}
852 transport system : ${MTS}
853 file locking type : ${LOCKTYPE}
854 default smtp servers : ${smtpservers}
855 default editor : ${editorpath}
856 default pager : ${pagerpath}
857 email address masquerading : ${masquerade}
858 pop is enabled : ${pop_kinds}"