dnl dnl configure.in -- autoconf template for nmh dnl dnl $Id$ dnl dnl 2.13 definitely chokes; 2.53 is the earliest version I've tested. dnl 2.58 needed for help string macro but that only affects help output dnl 2.50 is the major breakpoint between the old autoconf and the new, dnl so require that. If there are bug reports about 2.50-2.52 not working dnl we can always move this up a little. AC_PREREQ(2.50) AC_INIT(nmh, m4_normalize(m4_include([VERSION]))) AC_CONFIG_SRCDIR(h/nmh.h) AC_CONFIG_HEADER(config.h) AC_CANONICAL_TARGET dnl --------------------- dnl define a macro or two dnl --------------------- AC_DEFUN(NMH_PROG_GNU_LIBTOOL, [ if test -n "$LIBTOOL" ; then tmptest=`$LIBTOOL --version 2>&1 | grep GNU` if test x"$tmptest" != x ; then GNU_LIBTOOL=1 AC_SUBST(GNU_LIBTOOL)dnl fi fi ] ) echo "configuring for AC_PACKAGE_NAME-AC_PACKAGE_VERSION" AC_SUBST(VERSION,AC_PACKAGE_VERSION)dnl dnl What date of nmh are we building? DATE=`cat ${srcdir}/DATE` echo "configuring for nmh dated $DATE" AC_SUBST(DATE)dnl dnl -------------------------- dnl CHECK COMMAND LINE OPTIONS dnl -------------------------- dnl Do you want client-side support for apop? AC_ARG_ENABLE(apop, AS_HELP_STRING([--enable-apop], [enable client-side support for POP3 and APOP])) if test x"$enable_apop" = x"yes"; then AC_DEFINE(APOP, 1, [Define to compile client-side support for apop into inc and msgchk.])dnl APOPLIB=md5.o enable_pop=yes fi AC_SUBST(APOPLIB)dnl dnl Do you want to debug nmh? AC_ARG_ENABLE(debug, AS_HELP_STRING([--enable-debug],[enable nmh code debugging])) dnl The old redundant --enable-nmh-debug is deprecated and undocumented. if test x"$enable_nmh_debug" = x"yes"; then enable_debug=yes fi dnl Allow users to send email from addresses other than their default? AC_ARG_ENABLE(masquerade, AS_HELP_STRING([--enable-masquerade='draft_from mmailid username_extension'], [enable up to 3 types of address masquerading]), [if test x"$enable_masquerade" = x"yes"; then masquerade="draft_from mmailid username_extension" else masquerade="$enable_masquerade" fi], masquerade="draft_from mmailid username_extension") AC_SUBST(masquerade)dnl dnl Do you want mhe support? AC_ARG_ENABLE(mhe, AS_HELP_STRING([--disable-mhe],[disable mhe support])) dnl mhe support is on by default, so define it unless --disable-mhe or the dnl deprecated, undocumented --disable-nmh-mhe are specified. if test x"$enable_mhe" != x"no" -a x"$enable_nmh_mhe" != x"no"; then AC_DEFINE(MHE, 1, [Define to compile in support for the Emacs front-end mh-e.])dnl fi dnl Do you want client-side support for pop? AC_ARG_ENABLE(pop, AS_HELP_STRING([--enable-pop], [enable client-side support for plain POP3])) dnl The old redundant --enable-nmh-pop is deprecated and undocumented. if test x"$enable_nmh_pop" = x"yes"; then enable_pop=yes fi dnl Do you want to disable use of locale functions AH_TEMPLATE([LOCALE], [Undefine if you don't want locale features. By default this is defined.]) AC_ARG_ENABLE([locale], AC_HELP_STRING([--disable-locale], [turn off locale features]), [if test x$enableval = xyes; then AC_DEFINE(LOCALE) fi], AC_DEFINE(LOCALE) ) dnl Do you want client-side support for using SASL for authentication? dnl Note that this code will be enabled for both POP and SMTP AC_ARG_WITH(cyrus-sasl, AS_HELP_STRING([--with-cyrus-sasl=DIR], [specify location of Cyrus SASL library])) if test x"$with_cyrus_sasl" != x -a x"$with_cyrus_sasl" != x"no"; then AC_DEFINE(CYRUS_SASL, 1, [Define to use the Cyrus SASL library for authentication of POP and SMTP.])dnl sasl_support=yes else sasl_support=no fi dnl What should be the default editor? AC_ARG_WITH(editor, AS_HELP_STRING([--with-editor=EDITOR],[specify the default editor])) if test -n "$with_editor"; then editorpath="$with_editor" fi dnl Set the backup prefix AC_ARG_WITH([hash-backup], AS_HELP_STRING([--with-hash-backup],[use # as the backup prefix (default: ,)])) if test x"$with_hash_backup" != x -a x"$with_hash_backup" != x"no"; then backup_prefix="#" else backup_prefix="," fi AC_DEFINE_UNQUOTED(BACKUP_PREFIX, "$backup_prefix", [The prefix that is prepended to the name of message files when they are "removed" by rmm. This should typically be `,' or `#'.])dnl dnl Do you want support for hesiod AC_ARG_WITH(hesiod, AS_HELP_STRING([--with-hesiod=DIR],[specify location of Hesiod])) if test x"$with_hesiod" != x -a x"$with_hesiod" != x"no"; then AC_DEFINE(HESIOD,1,[Define this to compile support for using Hesiod.])dnl fi dnl Do you want client-side support for kpop AC_ARG_WITH(krb4, AS_HELP_STRING([--with-krb4=DIR], [specify location of Kerberos V4 for KPOP support])) if test x"$with_krb4" != x -a x"$with_krb4" != x"no"; then enable_pop=yes AC_DEFINE(KPOP, 1, [Define to compile client-side support for kpop (kerberized pop) into inc and msgchk.])dnl AC_DEFINE(KPOP_PRINCIPAL, "pop", [Define this to "pop" when using Kerberos V4])dnl fi dnl After we know if we're including apop and kpop support, do pop stuff if test x"$enable_pop" = x"yes"; then AC_DEFINE(POP, 1, [Define this to compile client-side support for pop into inc and msgchk.])dnl POPLIB=popsbr.o POPSED='/^%nmhbeginpop%/d;/^%nmhendpop%/d' else POPSED='/^%nmhbeginpop%/,/^%nmhendpop%/d' fi AC_SUBST(POPLIB)dnl AC_SUBST(POPSED)dnl dnl What method of locking to use? AC_ARG_WITH(locking, AS_HELP_STRING([--with-locking=@<:@dot|fcntl|flock|lockf@:>@], [specify the file locking method])) if test x"$with_locking" = x"dot"; then LOCKTYPE="dot" AC_DEFINE(DOT_LOCKING, 1, [Define to use dot based file locking.])dnl elif test x"$with_locking" = x"flock"; then LOCKTYPE="flock" AC_DEFINE(FLOCK_LOCKING, 1, [Define to use flock() based locking.])dnl elif test x"$with_locking" = x"lockf"; then LOCKTYPE="lockf" AC_DEFINE(LOCKF_LOCKING, 1, [Define to use lockf() based locking.])dnl elif test x"$with_locking" = x"fcntl"; then LOCKTYPE="fcntl" AC_DEFINE(FCNTL_LOCKING, 1, [Define to use fnctl() based locking.])dnl else LOCKTYPE="dot" AC_DEFINE(DOT_LOCKING)dnl fi dnl What method of posting should post use? AC_ARG_WITH(mts, AS_HELP_STRING([--with-mts=@<:@smtp|sendmail@:>@], [specify the default mail transport agent/service])) if test x"$with_mts" = x"smtp"; then MTS="smtp" elif test x"$with_mts" = x"sendmail"; then MTS="sendmail" else MTS="smtp" fi AC_SUBST(MTS)dnl dnl Both the smtp and sendmail mail transport services use the smtp code AC_DEFINE(SMTPMTS, 1, [Define if you want SMTP (simple mail transport protocol) support.])dnl dnl What should be the default pager? AC_ARG_WITH(pager, AS_HELP_STRING([--with-pager=PAGER],[specify the default pager])) if test -n "$with_pager"; then pagerpath="$with_pager" fi dnl What should be the default mail server(s)? AC_ARG_WITH(smtpservers, AS_HELP_STRING([--with-smtpservers='SMTPSERVER1@<:@ SMTPSERVER2...@:>@'], [specify the default SMTP server(s) @<:@localhost@:>@])) if test -n "$with_smtpservers"; then smtpservers="$with_smtpservers" else smtpservers="localhost" fi AC_SUBST(smtpservers)dnl dnl ---------------------------------------------------- dnl Default location is /usr/local/nmh/{bin,etc,lib,man} dnl ---------------------------------------------------- AC_PREFIX_DEFAULT(/usr/local/nmh) dnl ------------------ dnl CHECK THE COMPILER dnl ------------------ dnl We want these before the checks, dnl so the checks can modify their values. test -z "$CFLAGS" && CFLAGS= auto_cflags=1 if test x"$enable_debug" = x"yes"; then test -z "$LDFLAGS" && LDFLAGS=-g fi AC_PROG_CC AC_CACHE_CHECK(whether compiler supports -Wno-pointer-sign, nmh_cv_has_noptrsign, [nmh_saved_cflags="$CFLAGS" CFLAGS="$CFLAGS -Wno-pointer-sign" AC_TRY_COMPILE([],[],nmh_cv_has_noptrsign=yes,nmh_cv_has_noptrsign=no) CFLAGS="$nmh_saved_cflags"]) dnl if the user hasn't specified CFLAGS, then dnl if compiler is gcc, then dnl use -O2 and some warning flags dnl else use -O dnl We use -Wall; if the compiler supports it we also use -Wno-pointer-sign, dnl because gcc 4 now produces a lot of new warnings which are probably mostly dnl spurious and which in any case we don't want to deal with now. if test "$nmh_cv_has_noptrsign" = "yes"; then nmh_gcc_warnflags="-Wall -Wno-pointer-sign" else nmh_gcc_warnflags="-Wall" fi if test -n "$auto_cflags"; then if test x"$enable_debug" = x"yes"; then if test -n "$GCC"; then test -z "$CFLAGS" && CFLAGS="$nmh_gcc_warnflags -g" || CFLAGS="$CFLAGS $nmh_gcc_warnflags -g" else test -z "$CFLAGS" && CFLAGS=-g || CFLAGS="$CFLAGS -g" fi else if test -z "$LDFLAGS"; then case "$build_os" in darwin*) LDFLAGS= ;; *) LDFLAGS=-s ;; esac fi if test -n "$GCC"; then test -z "$CFLAGS" && CFLAGS="$nmh_gcc_warnflags -O2" || CFLAGS="$CFLAGS $nmh_gcc_warnflags -O2" else test -z "$CFLAGS" && CFLAGS=-O || CFLAGS="$CFLAGS -O" fi fi fi AC_C_CONST dnl Does compiler support `const'. dnl ------------------ dnl CHECK FOR PROGRAMS dnl ------------------ AC_PROG_MAKE_SET dnl Does make define $MAKE AC_PROG_INSTALL dnl Check for BSD compatible `install' AC_PROG_RANLIB dnl Check for `ranlib' AC_PROG_AWK dnl Check for mawk,gawk,nawk, then awk AC_PROG_LEX dnl Check for lex/flex dnl Look for `cut' pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb AC_PATH_PROG(cutpath, cut, no, [$pathtmp]) dnl ---------------------------------------------- dnl check for lclint, and lint if it doesn't exist dnl ---------------------------------------------- AC_CHECK_PROG(linttmp1, lclint, lclint, no)dnl if test x$ac_cv_prog_linttmp1 != xno ; then LINT=$ac_cv_prog_linttmp1 LINTFLAGS="-weak +posixlib -macrovarprefixexclude" else AC_CHECK_PROG(linttmp2, lint, lint, no)dnl if test x$ac_cv_prog_linttmp2 != xno ; then LINT=$ac_cv_prog_linttmp2 LINTFLAGS="" else LINT="echo 'No lint program found'" LINTFLAGS="" fi fi AC_SUBST(LINT)dnl AC_SUBST(LINTFLAGS)dnl dnl try to figure out which one we've got AC_CHECK_PROG(LIBTOOL, libtool, libtool, , [$pathtmp]) NMH_PROG_GNU_LIBTOOL dnl Check for lorder and tsort commands AC_CHECK_PROG(LORDER, lorder, lorder, no)dnl AC_CHECK_PROG(TSORT, tsort, tsort, no)dnl dnl If either doesn't exist, replace them with echo and cat if test x$ac_cv_prog_LORDER != xlorder -o x$ac_cv_prog_TSORT != xtsort; then LORDER=echo TSORT=cat AC_SUBST(LORDER)dnl AC_SUBST(TSORT)dnl dnl Mac OS X has lorder, but sh is too broken for it to work dnl elif test -z "`lorder config/config.c 2>&1 | grep config/config.c`" ; then dnl LORDER=echo dnl TSORT=cat dnl AC_SUBST(LORDER)dnl dnl AC_SUBST(TSORT)dnl fi dnl Check whether tsort can deal with loops AC_CACHE_CHECK(whether tsort can deal with loops, nmh_cv_tsort_loop, [if test -z "`echo a b b a | tsort 2>/dev/null | grep a`" ; then nmh_cv_tsort_loop=no else nmh_cv_tsort_loop=yes fi]) if test x$nmh_cv_tsort_loop = xno ; then LORDER=echo TSORT=cat AC_SUBST(LORDER)dnl AC_SUBST(TSORT)dnl fi dnl Look for `ls' pathtmp=/usr/bin:/bin:/usr/local/bin:/usr/xpg4/bin:/usr/ucb AC_PATH_PROG(lspath, ls, no, [$pathtmp]) dnl See how we get ls to display the owner and the group if test "$lspath" != "no"; then AC_CACHE_CHECK(how to get ls to show us the group ownership of a file, nmh_cv_ls_grpopt, [if test x"`$lspath -dl / | $AWK '{print $9}'`" = x"/"; then dnl There were 9 parameters, so unless this is a really bizarre, nonstandard dnl ls, it would seem -l gave us both the user and group. On this type of dnl ls, -g makes _only_ the group be displayed (and not the user). nmh_cv_ls_grpopt="-l" else dnl Looks like -l only gave us the user, so we need -g to get the group too. nmh_cv_ls_grpopt="-lg" fi]) fi dnl Look for `more' pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin AC_PATH_PROG(morepath, more, no, [$pathtmp]) dnl If pager is not specified yet, dnl then use `more' as the default. if test -z "$pagerpath"; then pagerpath="$morepath" fi AC_SUBST(pagerpath)dnl dnl Look for `sendmail' pathtmp=/usr/lib:/usr/sbin:/usr/etc:/usr/ucblib:/usr/bin:/bin AC_PATH_PROG(sendmailpath, sendmail, /usr/sbin/sendmail, [$pathtmp]) dnl Look for `vi' pathtmp=/usr/bin:/bin:/usr/ucb:/usr/local/bin AC_PATH_PROG(vipath, vi, /bin/vi, [$pathtmp]) dnl If editor is not specified yet, dnl then use `vi' as the default. if test -z "$editorpath"; then editorpath="$vipath" fi AC_SUBST(editorpath)dnl dnl ---------------------------------------------------------- dnl FIND MAIL SPOOL AND SEE IF WE NEED TO MAKE inc SETGID MAIL dnl ---------------------------------------------------------- AC_CACHE_CHECK(where mail spool is located, nmh_cv_mailspool, [for mailspool in /var/mail dnl /var/spool/mail dnl /usr/spool/mail dnl /dev/null; dnl Just in case we fall through do test -d $mailspool && break done nmh_cv_mailspool=$mailspool ]) mailspool=$nmh_cv_mailspool AC_SUBST(mailspool)dnl dnl See whether the mail spool directory is world-writable. if test "$lspath" != "no" -a "$cutpath" != "no"; then AC_CACHE_CHECK(whether the mail spool is world-writable, nmh_cv_mailspool_world_writable, [if test "`$lspath -dlL $mailspool | $cutpath -c9`" = "-"; then nmh_cv_mailspool_world_writable=no else nmh_cv_mailspool_world_writable=yes fi]) fi dnl Also, check for liblockfile (as found on Debian systems) AC_CHECK_HEADER(lockfile.h, AC_CHECK_LIB(lockfile, lockfile_create) ) dnl and whether its companion program dotlockfile is setgid AC_PATH_PROG(dotlockfilepath, dotlockfile, no) if test "$ac_cv_lib_lockfile_lockfile_create" != "no" ; then if test "$ac_cv_path_dotlockfilepath" != "no" ; then AC_CACHE_CHECK(whether dotlockfile is setgid, nmh_cv_dotlockfile_setgid, [ if test -g "$ac_cv_path_dotlockfilepath" ; then nmh_cv_dotlockfile_setgid=yes else nmh_cv_dotlockfile_setgid=no fi]) fi fi dnl If mailspool is not world-writable and dotlockfile is not setgid, dnl we need to #define MAILGROUP to 1 and make inc setgid. if test x"$LOCKTYPE" = x"dot" -a x"$nmh_cv_mailspool_world_writable" = x"no" -a x"$nmh_cv_dotlockfile_setgid" != x"yes" ; then dnl do we really need both of these? AC_DEFINE(MAILGROUP,1, [Define to 1 if you need to make `inc' set-group-id because your mail spool is not world writable. There are no guarantees as to the safety of doing this, but this #define will add some extra security checks.])dnl SETGID_MAIL=1 fi AC_SUBST(SETGID_MAIL)dnl dnl Use ls to see which group owns the mail spool directory. AC_CACHE_CHECK(what group owns the mail spool, nmh_cv_ls_mail_grp, [nmh_cv_ls_mail_grp=`$lspath -dL $nmh_cv_ls_grpopt $mailspool|$AWK '{print $4}'` ]) MAIL_SPOOL_GRP=$nmh_cv_ls_mail_grp AC_SUBST(MAIL_SPOOL_GRP)dnl dnl ------------------ dnl CHECK HEADER FILES dnl ------------------ dnl On glibc we need to define at least the '_XOPEN_SOURCE' level of features, dnl or wchar.h doesn't declare a prototype for wcwidth(). But if we only define dnl that level then db.h won't compile. So we define _GNU_SOURCE which turns dnl on everything. Perhaps other OSes need some feature switch set to get wcwidth() dnl declared; if so they should have an entry added to this case statement. dnl NB that we must define this on the compiler command line, not in config.h, dnl because it must be set before any system header is included and there's no dnl portable way to make sure that files generated by lex include config.h dnl before system header files. case "$target_os" in linux*) # Like DEFS, but doesn't get stomped on by configure when using config.h: OURDEFS="$OURDEFS -D_GNU_SOURCE" ;; esac AC_SUBST(OURDEFS) AC_HEADER_DIRENT AC_HEADER_STDC AC_HEADER_TIME AC_HEADER_SYS_WAIT AC_HEADER_STAT AC_HEADER_TIOCGWINSZ AC_CHECK_HEADERS(string.h memory.h stdlib.h unistd.h errno.h fcntl.h \ limits.h crypt.h termcap.h termio.h termios.h locale.h \ langinfo.h wchar.h wctype.h iconv.h netdb.h \ sys/param.h sys/time.h sys/utsname.h sys/stream.h \ arpa/inet.h arpa/ftp.h) dnl dnl Checks for _IO_write_ptr. A Linuxism used by nmh on linux. We dnl really use a whole set of them, but this check should be dnl sufficient. dnl AC_CHECK_HEADER(libio.h, [ AC_EGREP_HEADER(_IO_write_ptr, libio.h, [ AC_DEFINE(LINUX_STDIO,1,[Use the Linux _IO_*_ptr defines from .]) ]) ]) AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM,1, [Define to 1 if `struct winsize' requires .]),, [[#if HAVE_SYS_STREAM_H # include #endif ]]) dnl --------------- dnl CHECK FUNCTIONS dnl --------------- AC_FUNC_VFORK AC_CHECK_LIB(mkstemp,mkstemp) AC_CHECK_FUNCS(waitpid wait3 sigaction sigprocmask sigblock sigsetmask \ sighold sigrelse writev lstat uname tzset killpg mkstemp \ getutent nl_langinfo mbtowc wcwidth) dnl solaris has these in the nsl library AC_SEARCH_LIBS(getaddrinfo, nsl, [AC_DEFINE(HAVE_GETADDRINFO,1, [Define to 1 if you have the `getaddrinfo' function.])]) dnl sigsetjmp may be a macro AC_MSG_CHECKING(for sigsetjmp) AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include ]], [[sigsetjmp((void *)0, 0);]])],[AC_DEFINE(HAVE_SIGSETJMP, 1, [Define to 1 if you have the `sigsetjmp'.]) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)]) AC_REPLACE_FUNCS(memmove snprintf strerror strdup) dnl Look for the initgroups() declaration. On AIX 4.[13], Solaris 4.1.3, and dnl ULTRIX 4.2A the function is defined in libc but there's no declaration in dnl any system header. dnl dnl On Solaris 2.[456], the declaration is in . On HP-UX 9-11 and dnl (reportedly) FreeBSD 3.[23], it's in . Any other locations we dnl need to check? AH_TEMPLATE(INITGROUPS_HEADER, [Define to the header containing the declaration of `initgroups'.]) AC_EGREP_HEADER(initgroups, grp.h, AC_DEFINE(INITGROUPS_HEADER, ), AC_EGREP_HEADER(initgroups, unistd.h, AC_DEFINE(INITGROUPS_HEADER, ))) dnl On AIX 4.1, snprintf() is defined in libc.a but there's no prototype in dnl or elsewhere. Apparently it's not officially supported (though it dnl seems to work perfectly and IBM apparently uses it in internal code). dnl Anyhow, if we omit our own snprintf() and vsnprintf() prototypes when we dnl HAVE_SNPRINTF, we get a billion warnings at compile time. Use the C dnl preprocessor to preprocess stdio.h and make sure that there's actually a dnl prototype. AC_EGREP_HEADER(snprintf, stdio.h, AC_DEFINE(HAVE_SNPRINTF_PROTOTYPE,1, [Define to 1 if has a prototype for snprintf().])) dnl Check for multibyte character set support if test "x$ac_cv_header_wchar_h" = "xyes" -a "x$ac_cv_header_wctype_h" = "xyes" \ -a "x$ac_cv_func_wcwidth" = "xyes" -a "x$ac_cv_func_mbtowc" = "xyes"; then AC_DEFINE(MULTIBYTE_SUPPORT, 1, [Define to enable support for multibyte character sets.]) fi dnl ------------------- dnl CHECK FOR LIBRARIES dnl ------------------- dnl Check location of modf AC_CHECK_FUNC(modf, , AC_CHECK_LIB(m, modf)) dnl Checks for network libraries (nsl, socket) AC_CHECK_NETLIBS termcap_curses_order="termcap curses ncurses" for lib in $termcap_curses_order; do AC_CHECK_LIB(${lib}, tgetent, [TERMLIB="-l$lib"; break]) done AC_SUBST(TERMLIB)dnl dnl --------------- dnl CHECK FOR ICONV dnl --------------- dnl Find iconv. It may be in libiconv and may be iconv() or libiconv() if test "x$ac_cv_header_iconv_h" = "xyes"; then AC_CHECK_FUNC(iconv, ac_found_iconv=yes, ac_found_iconv=no) if test "x$ac_found_iconv" = "xno"; then AC_CHECK_LIB(iconv, iconv, ac_found_iconv=yes) if test "x$ac_found_iconv" = "xno"; then AC_CHECK_LIB(iconv, libiconv, ac_found_iconv=yes) fi if test "x$ac_found_iconv" != "xno"; then LIBS="-liconv $LIBS" fi else dnl Handle case where there is a native iconv but iconv.h is from libiconv AC_CHECK_DECL(_libiconv_version, [ AC_CHECK_LIB(iconv, libiconv, LIBS="-liconv $LIBS") ],, [ #include ]) fi fi if test "x$ac_found_iconv" = xyes; then AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.]) fi dnl Check if iconv uses const in prototype declaration if test "x$ac_found_iconv" = "xyes"; then AC_CACHE_CHECK(for iconv declaration, ac_cv_iconv_const, [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include #include ]], [[#ifdef __cplusplus "C" #endif #if defined(__STDC__) || defined(__cplusplus) size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft); #else size_t iconv(); #endif]])], [ac_cv_iconv_const=], [ac_cv_iconv_const=const])]) AC_DEFINE_UNQUOTED([ICONV_CONST], $ac_cv_iconv_const, [Define as const if the declaration of iconv() needs const.]) fi dnl -------------- dnl CHECK FOR NDBM dnl -------------- AC_ARG_WITH([ndbm],AS_HELP_STRING([--with-ndbm=ARG],[use -lARG to link with ndbm]), [nmh_ndbm=$withval],[nmh_ndbm=autodetect]) AC_ARG_WITH([ndbmheader],AS_HELP_STRING([--with-ndbmheader=ARG],[#include to use ndbm]), [nmh_ndbmheader=$withval],[nmh_ndbmheader=autodetect]) if test "$nmh_ndbm" = "autodetect"; then if test "$nmh_ndbmheader" != "autodetect"; then AC_MSG_ERROR([must specify both --with-ndbm and --with-ndbmheader or neither]) else dnl There are at least four implementations of ndbm, and dnl several of those can be in different places at the whim dnl of the system integrator. A good summary of this mess dnl can be found at http://www.unixpapa.com/incnote/dbm.html dnl Classic ndbm with no library required (eg NetBSD): try this dnl first so we don't accidentally link in a pointless but harmless dnl library in one of the later ndbm.h+libfoo tests: NMH_CHECK_NDBM(ndbm.h,,, dnl Berkeley DBv2 emulating ndbm: header in db.h: NMH_CHECK_NDBM(db.h,db,, dnl Berkeley DBv1 emulating ndbm: NMH_CHECK_NDBM(ndbm.h,db,, NMH_CHECK_NDBM(ndbm.h,db1,, dnl Classic ndbm: NMH_CHECK_NDBM(ndbm.h,ndbm,, dnl glibc2.1 systems put db1 in a subdir: NMH_CHECK_NDBM(db1/ndbm.h,db1,, dnl GNU gdbm emulating ndbm, with header possibly in gdbm/ dnl and possibly needing gbdm_compat library: NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm,, NMH_CHECK_NDBM(gdbm/ndbm.h,gdbm_compat -lgdbm,, NMH_CHECK_NDBM(ndbm.h,gdbm,, NMH_CHECK_NDBM(ndbm.h,gdbm_compat -lgdbm)))))))))) fi else dnl We don't really need to check that the user-specified values work, dnl but it is a convenience to the user to bomb out early rather than dnl after configure and half the compile process. NMH_CHECK_NDBM([$nmh_ndbmheader],[$nmh_ndbm]) fi if test "$nmh_ndbm_found" = "no"; then AC_MSG_ERROR([could not find a working ndbm library/header combination]) else dnl Now export the lib/header to our makefile/config.h: if test x"$nmh_ndbmheader" != x; then AC_DEFINE_UNQUOTED(NDBM_HEADER, <$nmh_ndbmheader>, [Define to the header containing the ndbm API prototypes.]) fi if test x"$nmh_ndbm" != x; then NDBM_LIBS="-l$nmh_ndbm" else NDBM_LIBS= fi AC_SUBST(NDBM_LIBS) fi dnl ---------------- dnl CHECK FOR HESIOD dnl ---------------- if test x"$with_hesiod" != x -a x"$with_hesiod" != x"no"; then if test x"$with_hesiod" != x"yes"; then HESIOD_INCLUDES="-I$with_hesiod/include" HESIOD_LIBS="-L$with_hesiod/lib" fi AC_CHECK_FUNC(res_send, [AC_CHECK_LIB(hesiod, hes_resolve, [HESIOD_LIBS="$HESIOD_LIBS -lhesiod"], [AC_MSG_ERROR(Hesiod library not found)], $HESIOD_LIBS)], [AC_CHECK_LIB(hesiod, hes_resolve, [HESIOD_LIBS="$HESIOD_LIBS -lhesiod -lresolv"], [AC_MSG_ERROR(Hesiod library not found)], $HESIOD_LIBS -lresolv)]) fi AC_SUBST(HESIOD_INCLUDES)dnl AC_SUBST(HESIOD_LIBS)dnl dnl ---------------------------------- dnl CHECK FOR KRB4 (Kerberos4 support) dnl ---------------------------------- if test x"$with_krb4" != x -a x"$with_krb4" != x"no"; then if test x"$with_krb4" != x"yes"; then KRB4_INCLUDES="-I$with_krb4/include" if test -d "$with_krb4/include/kerberosIV"; then KRB4_INCLUDES="$KRB4_INCLUDES -I$with_krb4/include/kerberosIV" fi KRB4_LIBS="-L$with_krb4/lib" elif test -d /usr/include/kerberosIV; then KRB4_INCLUDES="-I/usr/include/kerberosIV" fi dnl First, check if we have -lk5crypto, since that means we have a recent krb5 AC_CHECK_LIB(k5crypto, krb5_encrypt, [AC_CHECK_LIB(krb4, krb_rd_req, [KRB4_LIBS="$KRB4_LIBS -lkrb4 -ldes425 -lkrb5 -lk5crypto -lcom_err"], [AC_MSG_ERROR(Kerberos 4 compatibility libraries not found)], $KRB4_LIBS -ldes425 -lkrb5 -lk5crypto -lcom_err)], [AC_CHECK_LIB(krb4, krb_rd_req, [KRB4_LIBS="$KRB4_LIBS -lkrb4 -ldes425 -lkrb5 -lcrypto -lcom_err"], [AC_CHECK_LIB(krb, krb_rd_req, [KRB4_LIBS="$KRB4_LIBS -lkrb -ldes"], [AC_MSG_ERROR(Kerberos 4 libraries not found)], $KRB4_LIBS -ldes)], $KRB4_LIBS -ldes425 -lkrb5 -lcrypto -lcom_err)], $KRB4_LIBS) fi AC_SUBST(KRB4_INCLUDES)dnl AC_SUBST(KRB4_LIBS)dnl dnl -------------------- dnl CHECK FOR CYRUS SASL dnl -------------------- if test x"$with_cyrus_sasl" != x -a x"$with_cyrus_sasl" != x"no"; then if test x"$with_cyrus_sasl" != x"yes"; then SASL_INCLUDES="-I$with_cyrus_sasl/include" SASL_LIBS="-L$with_cyrus_sasl/lib" dnl Do OS-specific hardcoding of SASL shared library path into executables, dnl so user isn't forced to set environment variables like Solaris' dnl LD_LIBRARY_PATH. case "$target_os" in solaris*) SASL_LIBS="$SASL_LIBS -R$with_cyrus_sasl/lib" ;; esac fi save_LDFLAGS="$LDFLAGS" LDFLAGS="$LDFLAGS $SASL_LIBS" AC_CHECK_LIB(sasl2, sasl_client_new, [SASL_LIBS="$SASL_LIBS -lsasl2"], [AC_MSG_ERROR(Cyrus SASL library not found)]) LDFLAGS="$save_LDFLAGS" fi AC_SUBST(SASL_INCLUDES)dnl AC_SUBST(SASL_LIBS)dnl dnl --------------------- dnl CHECK TERMCAP LIBRARY dnl --------------------- dnl Add the termcap library, so that the following configure dnl tests will find it when it tries to link test programs. nmh_save_LIBS="$LIBS" LIBS="$TERMLIB $LIBS" dnl Checks for external variable ospeed in the termcap library. AC_CACHE_CHECK(if an include file defines ospeed, nmh_cv_decl_ospeed_include_defines, [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include #if HAVE_TERMIOS_H #include #endif #if HAVE_TERMCAP_H #include #endif]], [[ospeed = 0;]])], nmh_cv_decl_ospeed_include_defines=yes,nmh_cv_decl_ospeed_include_defines=no)]) if test $nmh_cv_decl_ospeed_include_defines = no; then AC_CACHE_CHECK(if you must define ospeed, nmh_cv_decl_ospeed_must_define, [AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[extern short ospeed; ospeed = 0;]])], nmh_cv_decl_ospeed_must_define=yes,nmh_cv_decl_ospeed_must_define=no)]) fi AH_TEMPLATE(HAVE_OSPEED, [Define to 1 if your termcap library has the ospeed variable.]) if test $nmh_cv_decl_ospeed_include_defines = yes; then AC_DEFINE(HAVE_OSPEED)dnl elif test $nmh_cv_decl_ospeed_must_define = yes; then AC_DEFINE(HAVE_OSPEED) AC_DEFINE(MUST_DEFINE_OSPEED, 1, [Define to 1 if you have ospeed, but it is not defined in termcap.h.]) fi dnl Check if tgetent accepts NULL (and will allocate its own termcap buffer) dnl Some termcaps reportedly accept a zero buffer, but then dump core dnl in tgetstr(). dnl Under Cygwin test program crashes but exit code is still 0. So, dnl we test for a file that porgram should create AH_TEMPLATE([TGETENT_ACCEPTS_NULL], [Define to 1 if tgetent() accepts NULL as a buffer.]) AC_CACHE_CHECK(if tgetent accepts NULL, nmh_cv_func_tgetent_accepts_null, [AC_TRY_RUN([ main() { char buf[4096]; int r1 = tgetent(buf, "vt100"); int r2 = tgetent((char*)0,"vt100"); if (r1 >= 0 && r1 == r2) { char tbuf[1024], *u; u = tbuf; tgetstr("cl", &u); creat("conftest.tgetent", 0640); } exit((r1 != r2) || r2 == -1); } ], if test -f conftest.tgetent; then nmh_cv_func_tgetent_accepts_null=yes else nmh_cv_func_tgetent_accepts_null=no fi, nmh_cv_func_tgetent_accepts_null=no, nmh_cv_func_tgetent_accepts_null=no)]) if test x$nmh_cv_func_tgetent_accepts_null = xyes; then AC_DEFINE(TGETENT_ACCEPTS_NULL) fi AC_CACHE_CHECK(if tgetent returns 0 on success, nmh_cv_func_tgetent_zero_success, [AC_TRY_RUN([ main() { char buf[4096]; int r1 = tgetent(buf, "!@#$%^&*"); int r2 = tgetent(buf, "vt100"); if (r1 < 0 && r2 == 0) { char tbuf[1024], *u; u = tbuf; tgetstr("cl", &u); creat("conftest.tgetent0", 0640); } exit(r1 == r2); } ], if test -f conftest.tgetent0; then nmh_cv_func_tgetent_zero_success=yes else nmh_cv_func_tgetent_zero_success=no fi, nmh_cv_func_tgetent_zero_success=no, nmh_cv_func_tgetent_zero_success=no)]) AH_TEMPLATE([TGETENT_SUCCESS], [Define to what tgetent() returns on success (0 on HP-UX X/Open curses).]) if test x$nmh_cv_func_tgetent_zero_success = xyes; then AC_DEFINE(TGETENT_SUCCESS, 0) else AC_DEFINE(TGETENT_SUCCESS, 1) fi dnl Now put the libraries back to what it was before we dnl starting checking the termcap library. LIBS="$nmh_save_LIBS" dnl -------------- dnl CHECK TYPEDEFS dnl -------------- AC_TYPE_SIGNAL AC_TYPE_PID_T AC_TYPE_OFF_T AC_TYPE_UID_T AC_TYPE_MODE_T AC_TYPE_SIZE_T dnl Check for sigset_t. Currently I'm looking in dnl and . Others might need dnl to be added. AC_CACHE_CHECK(for sigset_t, nmh_cv_type_sigset_t, [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include #include ]], [[sigset_t tempsigset;]])], nmh_cv_type_sigset_t=yes,nmh_cv_type_sigset_t=no)]) if test $nmh_cv_type_sigset_t = no; then AC_DEFINE(sigset_t, unsigned int, [Define to `unsigned int' if or doesn't define.]) fi dnl ---------------- dnl CHECK STRUCTURES dnl ---------------- AC_CHECK_MEMBERS(struct stat.st_blksize) AC_CHECK_MEMBERS(struct tm.tm_gmtoff,,, [#ifdef TIME_WITH_SYS_TIME # include # include #else # ifdef TM_IN_SYS_TIME # include # else # include # endif #endif]) AC_CHECK_MEMBERS(struct utmp.ut_type,,,[#include ]) AC_MSG_CHECKING(for union wait) AC_CACHE_VAL(nmh_cv_union_wait, [dnl AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include #include ]], [[union wait status; int pid; pid = wait (&status); #ifdef WEXITSTATUS /* Some POSIXoid systems have both the new-style macros and the old union wait type, and they do not work together. If union wait conflicts with WEXITSTATUS et al, we don't want to use it at all. */ if (WEXITSTATUS (status) != 0) pid = -1; #ifdef WTERMSIG /* If we have WEXITSTATUS and WTERMSIG, just use them on ints. */ -- blow chunks here -- #endif #endif #ifdef HAVE_WAITPID /* Make sure union wait works with waitpid. */ pid = waitpid (-1, &status, 0); #endif ]])], [nmh_cv_union_wait=yes], [nmh_cv_union_wait=no])]) if test "$nmh_cv_union_wait" = yes; then AC_DEFINE(HAVE_UNION_WAIT, 1, [Define to 1 if you have the \`union wait' type in .]) fi AC_MSG_RESULT($nmh_cv_union_wait) CHECK_TYPE_STRUCT_DIRENT_D_TYPE() dnl ------------- dnl CHECK SIGNALS dnl ------------- dnl What style of signal do you have (POSIX, BSD, or SYSV)? AH_TEMPLATE(RELIABLE_SIGNALS, [Define to 1 if you have reliable signals.]) AC_MSG_CHECKING(what style of signals to use) if test $ac_cv_func_sigaction = yes -a $ac_cv_func_sigprocmask = yes; then signals_style=POSIX_SIGNALS AC_DEFINE(POSIX_SIGNALS, 1, [Define to 1 if you use POSIX style signal handling.]) AC_DEFINE(RELIABLE_SIGNALS) elif test $ac_cv_func_sigblock = yes -a $ac_cv_func_sigsetmask = yes; then signals_style=BSD_SIGNALS AC_DEFINE(BSD_SIGNALS,1, [Define to 1 if you use BSD style signal handling (and can block signals).]) AC_DEFINE(RELIABLE_SIGNALS) elif test $ac_cv_func_sighold = yes -a $ac_cv_func_sigrelse = yes; then signals_style=SYSV_SIGNALS AC_DEFINE(SYSV_SIGNALS,1, [Define to 1 if you use SYSV style signal handling (and can block signals).]) else signals_style=NO_SIGNAL_BLOCKING AC_DEFINE(NO_SIGNAL_BLOCKING,1, [Define to 1 if you have no signal blocking at all (bummer).]) fi AC_MSG_RESULT($signals_style) dnl Where is located? Needed as input for signames.awk AC_CACHE_CHECK(where signal.h is located, nmh_cv_path_signal_h, [for SIGNAL_H in /usr/include/bsd/sys/signal.h dnl Next /usr/include/asm/signal.h dnl Linux 1.3.0 and above /usr/include/asm/signum.h dnl some versions of Linux/Alpha /usr/include/linux/signal.h dnl Linux up to 1.2.11 /usr/include/sys/signal.h dnl Almost everybody else /dev/null; dnl Just in case we fall through do test -f $SIGNAL_H && \ grep '#[ ]*define[ ][ ]*SIG[0-9A-Z]*[ ]*[0-9][0-9]*' $SIGNAL_H > /dev/null && \ break done nmh_cv_path_signal_h=$SIGNAL_H ]) SIGNAL_H=$nmh_cv_path_signal_h AC_SUBST(SIGNAL_H)dnl dnl ---------------- dnl OS SPECIFIC DEFINES dnl ---------------- AH_TEMPLATE(SYS5, [Defined for Solaris 2.x, Irix, OSF/1, HP-UX, AIX, SCO5; only used in vmh.c which is not built.]) AH_TEMPLATE(SVR4, [Defined for Solaris 2.x, Irix, OSF/1, HP-UX, AIX; only used in vmh.c which is not built.]) AH_TEMPLATE(BSD44, [Defined for SunOS 4, FreeBSD, NetBSD, OpenBSD, BSD/OS, Mac OS X/Rhapsody; only used in vmh.c which is not built.]) AH_TEMPLATE(BSD42, [Defined for SunOS 4, FreeBSD, NetBSD, OpenBSD, BSD/OS, Mac OS X/Rhapsody -- does PicoBSD have uname?]) AH_TEMPLATE(SCO_5_STDIO, [Defined for SCO5.]) case "$target_os" in solaris2*) AC_DEFINE(SYS5) AC_DEFINE(SVR4) ;; irix*) AC_DEFINE(SYS5) AC_DEFINE(SVR4) ;; osf*) AC_DEFINE(SYS5) AC_DEFINE(SVR4) ;; aix*) AC_DEFINE(SYS5) AC_DEFINE(SVR4) ;; sunos4*) AC_DEFINE(BSD42) ;; freebsd*) AC_DEFINE(BSD42) AC_DEFINE(BSD44) ;; netbsd*) AC_DEFINE(BSD42) AC_DEFINE(BSD44) ;; openbsd*) AC_DEFINE(BSD42) AC_DEFINE(BSD44) ;; bsd/os*) AC_DEFINE(BSD42) AC_DEFINE(BSD44) ;; sco5*) AC_DEFINE(SYS5) AC_DEFINE(SCO_5_STDIO) ;; esac dnl ---------------- dnl OUTPUT MAKEFILES dnl ---------------- AC_CONFIG_FILES(Makefile config/Makefile h/Makefile sbr/Makefile uip/Makefile \ mts/Makefile mts/smtp/Makefile \ etc/Makefile docs/Makefile man/Makefile) AC_CONFIG_COMMANDS([stamp],[test -z "$CONFIG_HEADERS" || echo > stamp-h]) AC_OUTPUT dnl Umm, what's the point of these assignments?? -- eval "nmhbin=${bindir}"; eval "nmhbin2=${nmhbin}" eval "nmhsysconf=${sysconfdir}"; eval "nmhsysconf2=${nmhsysconf}" eval "nmhlib=${libdir}"; eval "nmhlib2=${nmhlib}" eval "nmhman=${mandir}" pop_kinds=no if test x"$enable_pop" = x"yes"; then pop_kinds="yes (" if test x"$enable_apop" = x"yes"; then pop_kinds="${pop_kinds}APOP " fi if test x"$with_krb4" != x -a x"$with_krb4" != x"no"; then pop_kinds="${pop_kinds}KPOP " fi pop_kinds="${pop_kinds}POP3)" fi echo " nmh configuration ----------------- nmh version : AC_PACKAGE_VERSION target os : ${target} compiler : ${CC} compiler flags : ${CFLAGS} linker flags : ${LDFLAGS} definitions : ${OURDEFS} source code location : ${srcdir} binary install path : ${nmhbin2} libary install path : ${nmhlib2} config files install path : ${nmhsysconf2} man page install path : ${nmhman} backup prefix : ${backup_prefix} transport system : ${MTS} file locking type : ${LOCKTYPE} default smtp servers : ${smtpservers} default editor : ${editorpath} default pager : ${pagerpath} email address masquerading : ${masquerade} pop is enabled : ${pop_kinds} SASL support : ${sasl_support}" echo ""