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 AC_MSG_NOTICE([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 AC_MSG_NOTICE([configuring for nmh dated $DATE])
23 dnl --------------------------
24 dnl CHECK COMMAND LINE OPTIONS
25 dnl --------------------------
27 dnl Do you want to debug nmh?
28 AC_ARG_ENABLE([debug],
29 AS_HELP_STRING([--enable-debug],[enable nmh code debugging]))
30 dnl The old redundant --enable-nmh-debug is deprecated and undocumented.
31 AS_IF([test x"$enable_nmh_debug" = x"yes"], [enable_debug=yes])
33 dnl Do you want to disable use of locale functions
35 [Undefine if you don't want locale features. By default this is defined.])
36 AC_ARG_ENABLE([locale],
37 [AC_HELP_STRING([--disable-locale], [turn off locale features])],
38 [AS_IF([test x$enableval = xyes], [AC_DEFINE(LOCALE)])],
41 dnl Do you want client-side support for using SASL for authentication?
42 dnl Note that this code will be enabled for both POP and SMTP
43 AC_ARG_WITH([cyrus-sasl], AS_HELP_STRING([--with-cyrus-sasl],
44 [Enable SASL support via the Cyrus SASL library]))
45 AS_IF([test x"$with_cyrus_sasl" != x -a x"$with_cyrus_sasl" != x"no"],[
46 AC_DEFINE([CYRUS_SASL], [1],
47 [Define to use the Cyrus SASL library for authentication of POP and SMTP.])dnl
48 AS_IF([test x"$with_cyrus_sasl" != xyes],[
49 AC_MSG_WARN([Arguments to --with-cyrus-sasl now ignored])
50 AC_MSG_WARN([Please pass the appropriate arguments to CPPFLAGS/LDFLAGS])])
51 sasl_support=yes], [sasl_support=no])
53 dnl Do you want client-side support for encryption with TLS?
54 AC_ARG_WITH([tls], AS_HELP_STRING([--with-tls], [Enable TLS support]))
55 AS_IF([test x"$with_tls" != x -a x"$with_tls" != x"no"],[
56 AC_DEFINE([TLS_SUPPORT], [1], [Support TLS for session encryption.])dnl
57 tls_support=yes],[tls_support=no])
59 dnl What should be the default editor?
61 AS_HELP_STRING([--with-editor=EDITOR],[specify the default editor]))
63 AS_IF([test -n "$with_editor"], [editorpath="$with_editor"])
65 dnl Set the backup prefix
66 AC_ARG_WITH([hash-backup],
67 AS_HELP_STRING([--with-hash-backup],[use # as the backup prefix (default: ,)]))
68 AS_IF([test x"$with_hash_backup" != x -a x"$with_hash_backup" != x"no"],
69 [backup_prefix="#"], [backup_prefix=","])
70 AC_DEFINE_UNQUOTED([BACKUP_PREFIX], "$backup_prefix",
71 [The prefix that is prepended to the name of message files when they are "removed" by rmm. This should typically be `,' or `#'.])dnl
73 dnl What method of locking to use?
75 AS_HELP_STRING([--with-locking=@<:@dot|fcntl|flock|lockf@:>@],
76 [specify the file locking method]))
78 if test x"$with_locking" = x"dot"; then
80 AC_DEFINE(DOT_LOCKING, 1, [Define to use dot based file locking.])dnl
81 elif test x"$with_locking" = x"flock"; then
83 AC_DEFINE(FLOCK_LOCKING, 1, [Define to use flock() based locking.])dnl
84 elif test x"$with_locking" = x"lockf"; then
86 AC_DEFINE(LOCKF_LOCKING, 1, [Define to use lockf() based locking.])dnl
87 elif test x"$with_locking" = x"fcntl"; then
89 AC_DEFINE(FCNTL_LOCKING, 1, [Define to use fnctl() based locking.])dnl
92 AC_DEFINE(DOT_LOCKING)dnl
95 dnl Should we use a locking directory?
96 AC_ARG_ENABLE([lockdir], [
97 AS_HELP_STRING([--enable-lockdir=dir], [Store dot-lock files in "dir"])], [
98 AS_IF([test "x$enableval" = xyes],[
99 AC_MSG_ERROR([--enable-lockdir requires an argument])])
100 AS_IF([test "x$LOCKTYPE" != xdot],[
101 AC_MSG_ERROR([Can only use --enable-lockdir with dot locking])])
102 AC_DEFINE_UNQUOTED([LOCKDIR], ["$enableval"],
103 [Directory to store dot-locking lock files])
106 dnl What method of posting should post use?
108 AS_HELP_STRING([--with-mts=@<:@smtp|sendmail@:>@],
109 [specify the default mail transport agent/service]))
111 AS_IF([test x"$with_mts" = x"smtp"], [MTS="smtp"],
112 [test x"$with_mts" = x"sendmail"], [MTS="sendmail"],
118 dnl What should be the default pager?
120 AS_HELP_STRING([--with-pager=PAGER],[specify the default pager]))
122 AS_IF([test -n "$with_pager"], [pagerpath="$with_pager"])
124 dnl What should be the default mail server(s)?
125 AC_ARG_WITH(smtpservers,
126 AS_HELP_STRING([--with-smtpservers='SMTPSERVER1@<:@ SMTPSERVER2...@:>@'],
127 [specify the default SMTP server(s) @<:@localhost@:>@]))
128 AS_IF([test -n "$with_smtpservers"], [smtpservers="$with_smtpservers"],
129 [smtpservers="localhost"])
130 AC_SUBST([smtpservers])dnl
132 dnl ----------------------------------------------------
133 dnl Default location is /usr/local/nmh/{bin,etc,lib,man}
134 dnl ----------------------------------------------------
135 AC_PREFIX_DEFAULT([/usr/local/nmh])
137 dnl ------------------
138 dnl CHECK THE COMPILER
139 dnl ------------------
140 dnl We want these before the checks,
141 dnl so the checks can modify their values.
142 test -z "$CFLAGS" && CFLAGS= auto_cflags=1
143 if test x"$enable_debug" = x"yes"; then
144 test -z "$LDFLAGS" && LDFLAGS=-g
150 AC_CACHE_CHECK([whether preprocessor supports -Wunused-macros],
151 [nmh_cv_has_unusedmacros],
152 [nmh_saved_cppflags="$CPPFLAGS"
153 CPPFLAGS="$CPPFLAGS -Wunused-macros -Wno-unused-macros"
154 AC_TRY_COMPILE([],[],nmh_cv_has_unusedmacros=yes,nmh_cv_has_unusedmacros=no)
155 CPPFLAGS="$nmh_saved_cppflags"])
157 if test "$nmh_cv_has_unusedmacros" = 'yes'; then
158 test -z "$CPPFLAGS" && CPPFLAGS=-Wunused-macros \
159 || CPPFLAGS="$CPPFLAGS -Wunused-macros"
160 DISABLE_UNUSED_MACROS_WARNING=-Wno-unused-macros
162 AC_SUBST(DISABLE_UNUSED_MACROS_WARNING)dnl
164 AC_CACHE_CHECK([whether compiler supports -Wextra], [nmh_cv_has_wextra],
165 [nmh_saved_cflags="$CFLAGS"
166 CFLAGS="$CFLAGS -Wextra -Wno-clobbered"
167 AC_TRY_COMPILE([],[],nmh_cv_has_wextra=yes,nmh_cv_has_wextra=no)
168 CFLAGS="$nmh_saved_cflags"])
170 AC_CACHE_CHECK([whether compiler supports -Wno-pointer-sign], [nmh_cv_has_noptrsign],
171 [nmh_saved_cflags="$CFLAGS"
172 CFLAGS="$CFLAGS -Wno-pointer-sign"
173 AC_TRY_COMPILE([],[],nmh_cv_has_noptrsign=yes,nmh_cv_has_noptrsign=no)
174 CFLAGS="$nmh_saved_cflags"])
176 dnl if the user hasn't specified CFLAGS, then
177 dnl if compiler is gcc, then
178 dnl use -O2 and some warning flags
180 dnl We use -Wall and -Wextra if supported. If the compiler supports it we
181 dnl also use -Wno-pointer-sign, because gcc 4 now produces a lot of new
182 dnl warnings which are probably mostly spurious and which in any case we
183 dnl don't want to deal with now.
184 if test "$nmh_cv_has_noptrsign" = "yes"; then
185 if test "$nmh_cv_has_wextra" = "yes"; then
186 nmh_gcc_warnflags="-Wall -Wextra -Wno-clobbered -Wno-pointer-sign"
188 nmh_gcc_warnflags="-Wall -Wno-pointer-sign"
191 if test "$nmh_cv_has_wextra" = "yes"; then
192 nmh_gcc_warnflags="-Wall -Wextra -Wno-clobbered"
194 nmh_gcc_warnflags="-Wall"
198 if test -n "$auto_cflags"; then
199 if test x"$enable_debug" = x"yes"; then
200 if test -n "$GCC"; then
201 test -z "$CFLAGS" && CFLAGS="$nmh_gcc_warnflags -g" || CFLAGS="$CFLAGS $nmh_gcc_warnflags -g"
203 test -z "$CFLAGS" && CFLAGS=-g || CFLAGS="$CFLAGS -g"
206 if test -z "$LDFLAGS"; then
216 if test -n "$GCC"; then
217 test -z "$CFLAGS" && CFLAGS="$nmh_gcc_warnflags -O2" || CFLAGS="$CFLAGS $nmh_gcc_warnflags -O2"
219 test -z "$CFLAGS" && CFLAGS=-O || CFLAGS="$CFLAGS -O"
224 AC_C_CONST dnl Does compiler support `const'.
226 dnl ------------------
227 dnl CHECK FOR PROGRAMS
228 dnl ------------------
229 AC_PROG_MAKE_SET dnl Does make define $MAKE
230 AC_PROG_INSTALL dnl Check for BSD compatible `install'
231 AC_PROG_RANLIB dnl Check for `ranlib'
232 AC_PROG_AWK dnl Check for mawk,gawk,nawk, then awk
233 AC_PROG_SED dnl Check for Posix-compliant sed
234 AC_PROG_LEX dnl Check for lex/flex
237 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
238 AC_PATH_PROG([cutpath], [cut], [no], [$pathtmp])
241 dnl Check for MD5 program and formatting command
243 AC_CHECK_PROGS([MD5SUM], [md5sum md5], [missing])
244 AS_CASE(["${MD5SUM}"],
245 [md5sum], [MD5FMT="cat"],
246 [md5], [[MD5FMT="${SED} -e 's/MD5 *(\(.*\)) *= \([0-9a-f]*\)/\2 \1/'"]],
250 dnl ----------------------------------------------
251 dnl check for lclint, and lint if it doesn't exist
252 dnl ----------------------------------------------
253 AC_CHECK_PROG(linttmp1, lclint, lclint, no)dnl
254 if test x$ac_cv_prog_linttmp1 != xno ; then
255 LINT=$ac_cv_prog_linttmp1
256 LINTFLAGS="-weak +posixlib -macrovarprefixexclude"
258 AC_CHECK_PROG(linttmp2, lint, lint, no)dnl
259 if test x$ac_cv_prog_linttmp2 != xno ; then
260 LINT=$ac_cv_prog_linttmp2
263 LINT="echo 'No lint program found'"
268 AC_SUBST([LINTFLAGS])dnl
271 pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb
272 AC_PATH_PROG([lspath], [ls], [no], [$pathtmp])
274 dnl See how we get ls to display the owner and the group
275 if test "$lspath" != "no"; then
276 AC_CACHE_CHECK([how to get ls to show us the group ownership of a file],
278 [if test x"`$lspath -dl / | $AWK '{print $9}'`" = x"/"; then
279 dnl There were 9 parameters, so unless this is a really bizarre, nonstandard
280 dnl ls, it would seem -l gave us both the user and group. On this type of
281 dnl ls, -g makes _only_ the group be displayed (and not the user).
282 nmh_cv_ls_grpopt="-l"
284 dnl Looks like -l only gave us the user, so we need -g to get the group too.
285 nmh_cv_ls_grpopt="-lg"
290 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
291 AC_PATH_PROG([morepath], [more], [no], [$pathtmp])
293 dnl If pager is not specified yet,
294 dnl then use `more' as the default.
295 if test -z "$pagerpath"; then
296 pagerpath="$morepath"
298 AC_SUBST(pagerpath)dnl
300 dnl Look for `sendmail'
301 pathtmp=/usr/lib:/usr/sbin:/usr/etc:/usr/ucblib:/usr/bin:/bin
302 AC_PATH_PROG([sendmailpath], [sendmail], [/usr/sbin/sendmail], [$pathtmp])
305 pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin
306 AC_PATH_PROG([vipath], [vi], [/bin/vi], [$pathtmp])
308 dnl If editor is not specified yet,
309 dnl then use `vi' as the default.
310 AS_IF([test -z "$editorpath"], [editorpath="$vipath"])
311 AC_SUBST([editorpath])dnl
313 dnl ----------------------------------------------------------
314 dnl FIND MAIL SPOOL AND SEE IF WE NEED TO MAKE inc SETGID MAIL
315 dnl ----------------------------------------------------------
316 AC_CACHE_CHECK(where mail spool is located, nmh_cv_mailspool,
317 [for mailspool in /var/mail dnl
320 /dev/null; dnl Just in case we fall through
322 test -d $mailspool && break
324 nmh_cv_mailspool=$mailspool
326 mailspool=$nmh_cv_mailspool
327 AC_SUBST([mailspool])dnl
329 dnl See whether the mail spool directory is world-writable.
330 if test "$lspath" != "no" -a "$cutpath" != "no"; then
331 AC_CACHE_CHECK(whether the mail spool is world-writable,
332 nmh_cv_mailspool_world_writable,
333 [if test "`$lspath -dlL $mailspool | $cutpath -c9`" = "-"; then
334 nmh_cv_mailspool_world_writable=no
336 nmh_cv_mailspool_world_writable=yes
340 dnl Also, check for liblockfile (as found on Debian systems)
341 AC_CHECK_HEADER([lockfile.h], [AC_CHECK_LIB(lockfile, lockfile_create)])
343 dnl and whether its companion program dotlockfile is setgid
344 AC_PATH_PROG(dotlockfilepath, dotlockfile, no)
345 if test "$ac_cv_lib_lockfile_lockfile_create" != "no" ; then
346 if test "$ac_cv_path_dotlockfilepath" != "no" ; then
347 AC_CACHE_CHECK(whether dotlockfile is setgid, nmh_cv_dotlockfile_setgid,
348 [ if test -g "$ac_cv_path_dotlockfilepath" ; then
349 nmh_cv_dotlockfile_setgid=yes
351 nmh_cv_dotlockfile_setgid=no
356 dnl If mailspool is not world-writable and dotlockfile is not setgid,
357 dnl we need to #define MAILGROUP to 1 and make inc setgid.
358 if test x"$LOCKTYPE" = x"dot" -a x"$nmh_cv_mailspool_world_writable" = x"no" -a x"$nmh_cv_dotlockfile_setgid" != x"yes" ; then
359 dnl do we really need both of these?
360 AC_DEFINE(MAILGROUP,1,
361 [Define to 1 if you need to make `inc' set-group-id because your mail spool is not world writable. There are no guarantees as to the safety of doing this, but this #define will add some extra security checks.])dnl
364 AC_SUBST(SETGID_MAIL)dnl
366 dnl Use ls to see which group owns the mail spool directory.
367 AC_CACHE_CHECK(what group owns the mail spool, nmh_cv_ls_mail_grp,
368 [nmh_cv_ls_mail_grp=`$lspath -dL $nmh_cv_ls_grpopt $mailspool|$AWK '{print $4}'`
370 MAIL_SPOOL_GRP=$nmh_cv_ls_mail_grp
371 AC_SUBST(MAIL_SPOOL_GRP)dnl
373 dnl ------------------
374 dnl CHECK HEADER FILES
375 dnl ------------------
377 dnl On glibc we need to define at least the '_XOPEN_SOURCE' level of features,
378 dnl or wchar.h doesn't declare a prototype for wcwidth(). But if we only define
379 dnl that level then db.h won't compile. So we define _GNU_SOURCE which turns
380 dnl on everything. Perhaps other OSes need some feature switch set to get wcwidth()
381 dnl declared; if so they should have an entry added to this case statement.
382 dnl NB that we must define this on the compiler command line, not in config.h,
383 dnl because it must be set before any system header is included and there's no
384 dnl portable way to make sure that files generated by lex include config.h
385 dnl before system header files.
387 AS_CASE(["$host_os"],
389 [# Like DEFS, but doesn't get stomped on by configure when using config.h:
390 AS_IF([test -z "$CPPFLAGS"],[CPPFLAGS="-D_GNU_SOURCE"],
391 [CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"])])
395 AC_CHECK_HEADERS([errno.h fcntl.h crypt.h ncurses/termcap.h termcap.h \
396 langinfo.h wchar.h wctype.h iconv.h netdb.h \
397 sys/param.h sys/time.h sys/stream.h])
400 dnl Checks for _IO_write_ptr. A Linuxism used by nmh on linux. We
401 dnl really use a whole set of them, but this check should be
404 AC_CHECK_HEADER(libio.h, [
405 AC_EGREP_HEADER(_IO_write_ptr, libio.h, [
406 AC_DEFINE(LINUX_STDIO,1,[Use the Linux _IO_*_ptr defines from <libio.h>.]) ]) ])
408 AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM,1,
409 [Define to 1 if `struct winsize' requires <sys/ptem.h>.]),,
410 [[#if HAVE_SYS_STREAM_H
411 # include <sys/stream.h>
418 AC_CHECK_FUNCS([wcwidth mbtowc writev lstat nl_langinfo])
420 dnl Check for multibyte character set support
421 if test "x$ac_cv_header_wchar_h" = "xyes" -a "x$ac_cv_header_wctype_h" = "xyes" \
422 -a "x$ac_cv_func_wcwidth" = "xyes" -a "x$ac_cv_func_mbtowc" = "xyes"; then
423 AC_DEFINE(MULTIBYTE_SUPPORT, 1,
424 [Define to enable support for multibyte character sets.])
427 dnl -------------------
428 dnl CHECK FOR LIBRARIES
429 dnl -------------------
430 dnl Check location of modf
431 AC_CHECK_FUNC([modf], , AC_CHECK_LIB([m], [modf]))
433 dnl Checks for network libraries (nsl, socket)
436 termcap_curses_order="termcap curses ncurses"
437 for lib in $termcap_curses_order; do
438 AC_CHECK_LIB(${lib}, tgetent, [TERMLIB="-l$lib"; break])
440 AC_SUBST([TERMLIB])dnl
441 AS_IF([test "x$TERMLIB" = "x"],
442 [AC_MSG_FAILURE([Could not find tgetent in any library. Is there a curses
443 or ncurses library or package that you can install?])])
450 dnl Find iconv. It may be in libiconv and may be iconv() or libiconv()
451 if test "x$ac_cv_header_iconv_h" = "xyes"; then
452 AC_CHECK_FUNC(iconv, ac_found_iconv=yes, ac_found_iconv=no)
453 if test "x$ac_found_iconv" = "xno"; then
454 AC_CHECK_LIB(iconv, iconv, ac_found_iconv=yes)
455 if test "x$ac_found_iconv" = "xno"; then
456 AC_CHECK_LIB(iconv, libiconv, ac_found_iconv=yes)
458 if test "x$ac_found_iconv" != "xno"; then
462 dnl Handle case where there is a native iconv but iconv.h is from libiconv
463 AC_CHECK_DECL(_libiconv_version,
464 [ AC_CHECK_LIB(iconv, libiconv, LIBS="-liconv $LIBS") ],,
465 [ #include <iconv.h> ])
468 if test "x$ac_found_iconv" = xyes; then
469 AC_DEFINE([HAVE_ICONV], [1], [Define if you have the iconv() function.])
473 dnl Check if iconv uses const in prototype declaration
474 if test "x$ac_found_iconv" = "xyes"; then
475 AC_CACHE_CHECK(for iconv declaration, ac_cv_iconv_const,
476 [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdlib.h>
477 #include <iconv.h>]],
481 #if defined(__STDC__) || defined(__cplusplus)
482 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
486 [ac_cv_iconv_const=],
487 [ac_cv_iconv_const=const])])
488 AC_DEFINE_UNQUOTED([ICONV_CONST], $ac_cv_iconv_const,
489 [Define as const if the declaration of iconv() needs const.])
496 AC_ARG_WITH([ndbm],AS_HELP_STRING([--with-ndbm=ARG],[use -lARG to link with ndbm]),
497 [nmh_ndbm=$withval],[nmh_ndbm=autodetect])
498 AC_ARG_WITH([ndbmheader],AS_HELP_STRING([--with-ndbmheader=ARG],[#include <ARG> to use ndbm]),
499 [nmh_ndbmheader=$withval],[nmh_ndbmheader=autodetect])
501 if test "$nmh_ndbm" = "autodetect"; then
502 if test "$nmh_ndbmheader" != "autodetect"; then
503 AC_MSG_ERROR([must specify both --with-ndbm and --with-ndbmheader or neither])
506 dnl There are at least four implementations of ndbm, and
507 dnl several of those can be in different places at the whim
508 dnl of the system integrator. A good summary of this mess
509 dnl can be found at http://www.unixpapa.com/incnote/dbm.html
511 dnl Classic ndbm with no library required (eg NetBSD): try this
512 dnl first so we don't accidentally link in a pointless but harmless
513 dnl library in one of the later ndbm.h+libfoo tests:
514 NMH_CHECK_NDBM(ndbm.h,,,
515 dnl Berkeley DBv2 emulating ndbm: header in db.h:
516 NMH_CHECK_NDBM(db.h,db,,
517 dnl Berkeley DBv1 emulating ndbm:
518 NMH_CHECK_NDBM(ndbm.h,db,,
519 NMH_CHECK_NDBM(ndbm.h,db1,,
521 NMH_CHECK_NDBM(ndbm.h,ndbm,,
522 dnl glibc2.1 systems put db1 in a subdir:
523 NMH_CHECK_NDBM(db1/ndbm.h,db1,,
524 dnl GNU gdbm emulating ndbm, with header possibly in gdbm/
525 dnl and possibly needing gbdm_compat library:
526 NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm,,
527 NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm_compat -lgdbm,,
528 NMH_CHECK_NDBM(ndbm.h,gdbm,,
529 NMH_CHECK_NDBM(ndbm.h,gdbm_compat -lgdbm))))))))))
533 dnl We don't really need to check that the user-specified values work,
534 dnl but it is a convenience to the user to bomb out early rather than
535 dnl after configure and half the compile process.
536 NMH_CHECK_NDBM([$nmh_ndbmheader],[$nmh_ndbm])
539 if test "$nmh_ndbm_found" = "no"; then
540 AC_MSG_ERROR([could not find a working ndbm library/header combination])
542 dnl Now export the lib/header to our makefile/config.h:
543 if test x"$nmh_ndbmheader" != x; then
544 AC_DEFINE_UNQUOTED(NDBM_HEADER, <$nmh_ndbmheader>,
545 [Define to the header containing the ndbm API prototypes.])
547 if test x"$nmh_ndbm" != x; then
548 NDBM_LIBS="-l$nmh_ndbm"
552 AC_SUBST([NDBM_LIBS])
555 dnl ------------------
556 dnl Set RPM build root
557 dnl ------------------
558 dnl nmhrpm is used in the final summary, see below. The default value is
559 dnl reported there as ./RPM, consistent with the reporting of the default
560 dnl source code location as ., but its absolute path is used in the Makefile.
562 AS_HELP_STRING([--with-rpmdir=RPMDIR], [RPM build directory @<:@RPM@:>@]))
563 AS_IF([test x"$with_rpmdir" = x], [rpmdir='$(abs_srcdir)/RPM'; nmhrpm=./RPM],
564 [rpmdir="$with_rpmdir"; eval "nmhrpm=${rpmdir}"])
568 dnl --------------------
569 dnl CHECK FOR CYRUS-SASL
570 dnl --------------------
572 AS_IF([test x"$sasl_support" = x"yes"],[
573 AC_CHECK_HEADER([sasl/sasl.h], , [AC_MSG_ERROR([sasl.h not found])])
574 AC_CHECK_LIB([sasl2], [sasl_client_new], [SASLLIB="-lsasl2"],
575 [AC_MSG_ERROR([Cyrus SASL library not found])])],[SASLLIB=""])
578 dnl -----------------
579 dnl CHECK FOR OPENSSL
580 dnl -----------------
582 AS_IF([test x"$tls_support" = x"yes"],[
583 AC_CHECK_HEADER([openssl/ssl.h], , [AC_MSG_ERROR([openssl/ssl.h not found])])
584 AC_CHECK_LIB([crypto], [BIO_write], ,
585 [AC_MSG_ERROR([OpenSSL crypto library not found])])
586 AC_CHECK_LIB([ssl], [SSL_library_init], ,
587 [AC_MSG_ERROR([OpenSSL library not found])])])
589 dnl ---------------------
590 dnl CHECK TERMCAP LIBRARY
591 dnl ---------------------
593 dnl Add the termcap library, so that the following configure
594 dnl tests will find it when it tries to link test programs.
595 nmh_save_LIBS="$LIBS"
596 LIBS="$TERMLIB $LIBS"
598 dnl Check if tgetent accepts NULL (and will allocate its own termcap buffer)
599 dnl Some termcaps reportedly accept a zero buffer, but then dump core
601 dnl Under Cygwin test program crashes but exit code is still 0. So,
602 dnl we test for a file that porgram should create
603 AH_TEMPLATE([TGETENT_ACCEPTS_NULL],
604 [Define to 1 if tgetent() accepts NULL as a buffer.])
605 AC_CACHE_CHECK(if tgetent accepts NULL,
606 nmh_cv_func_tgetent_accepts_null,
611 int r1 = tgetent(buf, "vt100");
612 int r2 = tgetent((char*)0,"vt100");
613 if (r1 >= 0 && r1 == r2) {
617 creat("conftest.tgetent", 0640);
619 exit((r1 != r2) || r2 == -1);
622 if test -f conftest.tgetent; then
623 nmh_cv_func_tgetent_accepts_null=yes
625 nmh_cv_func_tgetent_accepts_null=no
627 nmh_cv_func_tgetent_accepts_null=no,
628 nmh_cv_func_tgetent_accepts_null=no)])
629 if test x$nmh_cv_func_tgetent_accepts_null = xyes; then
630 AC_DEFINE(TGETENT_ACCEPTS_NULL)
632 AC_CACHE_CHECK(if tgetent returns 0 on success,
633 nmh_cv_func_tgetent_zero_success,
638 int r1 = tgetent(buf, "!@#$%^&*");
639 int r2 = tgetent(buf, "vt100");
640 if (r1 < 0 && r2 == 0) {
644 creat("conftest.tgetent0", 0640);
649 if test -f conftest.tgetent0; then
650 nmh_cv_func_tgetent_zero_success=yes
652 nmh_cv_func_tgetent_zero_success=no
654 nmh_cv_func_tgetent_zero_success=no,
655 nmh_cv_func_tgetent_zero_success=no)])
656 AH_TEMPLATE([TGETENT_SUCCESS],
657 [Define to what tgetent() returns on success (0 on HP-UX X/Open curses).])
658 if test x$nmh_cv_func_tgetent_zero_success = xyes; then
659 AC_DEFINE(TGETENT_SUCCESS, 0)
661 AC_DEFINE(TGETENT_SUCCESS, 1)
664 dnl Now put the libraries back to what it was before we
665 dnl starting checking the termcap library.
666 LIBS="$nmh_save_LIBS"
681 dnl For platforms such as FreeBSD that have tm_gmtoff in struct tm.
682 dnl (FreeBSD has a timezone() function but not a timezone global
683 dnl variable that is visible).
684 AC_CHECK_MEMBERS([struct tm.tm_gmtoff],,,[#include <time.h>])
686 AC_STRUCT_DIRENT_D_TYPE
688 dnl Where is <signal.h> located? Needed as input for signames.awk
689 AC_CACHE_CHECK(where signal.h is located, nmh_cv_path_signal_h,
690 [for SIGNAL_H in /usr/include/bsd/sys/signal.h dnl Next
691 /usr/include/asm/signal.h dnl Linux 1.3.0 and above
692 /usr/include/asm/signum.h dnl some versions of Linux/Alpha
693 /usr/include/linux/signal.h dnl Linux up to 1.2.11
694 /usr/include/sys/signal.h dnl Almost everybody else
695 /dev/null; dnl Just in case we fall through
697 test -f $SIGNAL_H && \
698 grep '#[ ]*define[ ][ ]*SIG[0-9A-Z]*[ ]*[0-9][0-9]*' $SIGNAL_H > /dev/null && \
701 nmh_cv_path_signal_h=$SIGNAL_H
703 SIGNAL_H=$nmh_cv_path_signal_h
704 AC_SUBST(SIGNAL_H)dnl
707 dnl Sigh, this is required because under the new world order autoconf has
708 dnl nothing to create in a few of the build directories when doing an object
709 dnl tree build. So make sure we created certain directories if they don't
713 AC_CONFIG_COMMANDS([build-directories],
714 [test -d etc || ${MKDIR_P} etc
715 test -d man || ${MKDIR_P} man])
717 AC_CONFIG_COMMANDS_POST([
719 dnl These odd looking assignments are done to expand out unexpanded
720 dnl variables in bindir et al (for instance mandir is '${datarootdir}/man'),
721 dnl but expanding that gives '${prefix}/share/man', so we need to expand
722 dnl again to get the final answer.
723 dnl We only use the expanded versions to print the install paths in
724 dnl the final summary and should use them nowhere else (see the autoconf
725 dnl docs for the rationale for bindir etc being unexpanded).
726 eval "nmhbin=${bindir}"; eval "nmhbin=${nmhbin}"
727 eval "nmhsysconf=${sysconfdir}"; eval "nmhsysconf=${nmhsysconf}"
728 eval "nmhlib=${libdir}"; eval "nmhlib=${nmhlib}"
729 eval "nmhman=${mandir}"; eval "nmhman=${nmhman}"
730 eval "nmhrpm=${nmhrpm}";
735 nmh version : AC_PACKAGE_VERSION
738 compiler flags : ${CFLAGS}
739 linker flags : ${LDFLAGS}
740 preprocessor flags : ${CPPFLAGS}
741 source code location : ${srcdir}
742 binary install path : ${nmhbin}
743 library install path : ${nmhlib}
744 config files install path : ${nmhsysconf}
745 man page install path : ${nmhman}
746 RPM build root : ${nmhrpm}
747 backup prefix : ${backup_prefix}
748 transport system : ${MTS}
749 file locking type : ${LOCKTYPE}
750 default smtp servers : ${smtpservers}
751 default editor : ${editorpath}
752 default pager : ${pagerpath}
753 SASL support : ${sasl_support}
754 TLS support : ${tls_support}
760 AC_CONFIG_FILES([Makefile test/common.sh])