X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/44fe0f6d35751a9b6ce98a83c21cfe09189a0d67..c576ad2674c37a1c63f004c71049998f38854c64:/configure.ac diff --git a/configure.ac b/configure.ac index 6d140bc2..677a54c4 100644 --- a/configure.ac +++ b/configure.ac @@ -2,7 +2,6 @@ dnl dnl configure.ac -- autoconf template for nmh dnl -dnl Move this up a bit AC_PREREQ([2.68]) AC_INIT([nmh], m4_normalize(m4_include([VERSION])), [nmh-workers@nongnu.org]) @@ -24,35 +23,21 @@ dnl -------------------------- dnl CHECK COMMAND LINE OPTIONS dnl -------------------------- -dnl Do you want to debug nmh? -AC_ARG_ENABLE([debug], - AS_HELP_STRING([--enable-debug],[enable nmh code debugging])) - -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], - [AS_HELP_STRING([--disable-locale], [turn off locale features])], - [AS_IF([test x$enableval = xyes], [AC_DEFINE(LOCALE)])], - [AC_DEFINE(LOCALE)]) - dnl Do you want client-side support for using SASL for authentication? dnl Note that this code will be enabled for both POP and SMTP AC_ARG_WITH([cyrus-sasl], AS_HELP_STRING([--with-cyrus-sasl], [Enable SASL support via the Cyrus SASL library])) -AS_IF([test x"$with_cyrus_sasl" != x -a x"$with_cyrus_sasl" != x"no"],[ - AC_DEFINE([CYRUS_SASL], [1], - [Define to use the Cyrus SASL library for authentication of POP and SMTP.])dnl - AS_IF([test x"$with_cyrus_sasl" != xyes],[ - AC_MSG_WARN([Arguments to --with-cyrus-sasl now ignored]) - AC_MSG_WARN([Please pass the appropriate arguments to CPPFLAGS/LDFLAGS])]) - sasl_support=yes], [sasl_support=no]) +AS_IF([test x"$with_cyrus_sasl" != x -a x"$with_cyrus_sasl" != xyes -a \ + x"$with_cyrus_sasl" != xno],[ + AC_MSG_WARN([Arguments to --with-cyrus-sasl now ignored]) + AC_MSG_WARN([Please pass the appropriate arguments to CPPFLAGS/LDFLAGS])]) dnl Do you want client-side support for encryption with TLS? AC_ARG_WITH([tls], AS_HELP_STRING([--with-tls], [Enable TLS support])) -AS_IF([test x"$with_tls" != x -a x"$with_tls" != x"no"],[ - AC_DEFINE([TLS_SUPPORT], [1], [Support TLS for session encryption.])dnl - tls_support=yes],[tls_support=no]) + +dnl Do you want client-side support for using OAuth2 for SMTP & POP auth? +AC_ARG_WITH([oauth], AS_HELP_STRING([--with-oauth], + [Enable OAuth2 support in SMTP and POP auth])) dnl Set the backup prefix AC_ARG_WITH([hash-backup], @@ -74,130 +59,158 @@ AS_IF([test x"$with_mts" = x"smtp"], [MTS="smtp"], [MTS="smtp"]) AC_SUBST([MTS])dnl -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@:>@])]) -AS_IF([test -n "$with_smtpservers"], [smtpservers="$with_smtpservers"], - [smtpservers="localhost"]) -AC_SUBST([smtpservers])dnl - -dnl ---------------------------------------------------- -dnl Default location is /usr/local/nmh/{bin,etc,lib,man} -dnl ---------------------------------------------------- +dnl What should be the default mail server? +AC_ARG_WITH([smtpserver], + [AS_HELP_STRING([--with-smtpserver='SMTPSERVER'], + [specify the default SMTP server @<:@localhost@:>@])]) +AS_IF([test -n "$with_smtpserver"], [smtpserver="$with_smtpserver"], + [smtpserver="localhost"]) +AC_SUBST([smtpserver])dnl + +dnl ------------------------------------------------------------------- +dnl Default location is /usr/local/nmh/{bin,etc,libexec,man}, unless we +dnl find an existing installation, in which case we use its location. +dnl ------------------------------------------------------------------- AC_PREFIX_DEFAULT([/usr/local/nmh]) +AC_PREFIX_PROGRAM([mhparam]) dnl ------------------ dnl CHECK THE COMPILER dnl ------------------ -dnl We want these before the checks, -dnl so the checks can modify their values. -test -z "$CFLAGS" && auto_cflags=1 AC_PROG_CC([cc gcc]) AM_PROG_CC_C_O +dnl ------------------ +dnl CHECK HEADER FILES +dnl ------------------ + +AC_HEADER_TIOCGWINSZ +AC_CHECK_HEADERS([fcntl.h stdbool.h wchar.h wctype.h \ + sys/param.h sys/time.h sys/stream.h]) + +AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM,1, + [Define to 1 if `struct winsize' requires .]),, +[[#if HAVE_SYS_STREAM_H +# include +#endif +]]) + +dnl --------------- +dnl CHECK FUNCTIONS +dnl --------------- +AC_CHECK_FUNCS([wcwidth mbtowc getutxent arc4random mkstemps]) + +dnl Use custom getline for platforms that don't have it. +AC_CONFIG_LIBOBJ_DIR([sbr]) +AC_REPLACE_FUNCS([getline]) + +dnl ----------------------- +dnl CHECK MULTIBYTE SUPPORT +dnl ----------------------- +AS_IF([test "x$ac_cv_header_wchar_h" = "xyes" -a \ + "x$ac_cv_header_wctype_h" = "xyes" -a \ + "x$ac_cv_func_wcwidth" = "xyes" -a \ + "x$ac_cv_func_mbtowc" = "xyes"], + [AC_DEFINE([MULTIBYTE_SUPPORT], [1], + [Define to enable support for multibyte character sets.]) + MULTIBYTE_ENABLED=1], + [MULTIBYTE_ENABLED=0]) +AC_SUBST([MULTIBYTE_ENABLED]) + dnl ---------------- dnl CUSTOMIZE CFLAGS dnl ---------------- -if test -n "$auto_cflags"; then - dnl The user didn't specify CFLAGS, so customize them. - if test "$GCC" = yes; then - dnl Can't use -ansi with gcc 4.5.3 on Cygwin, at least through setup - dnl version 2.763, because it disables some features in the system - dnl header files and warns about them with -Wall. Try to test for - dnl that generally, with gcc. - AC_CACHE_CHECK([whether we can use -ansi with gcc], [nmh_cv_has_dash_ansi], - [nmh_saved_cppflags="$CPPFLAGS" - nmh_saved_cflags="$CFLAGS" - CPPFLAGS="-D_GNU_SOURCE" - CFLAGS="-ansi -Wall -Werror" - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include ],[tzset();])], - [nmh_cv_has_dash_ansi=yes], - [nmh_cv_has_dash_ansi=no]) - CPPFLAGS="$nmh_saved_cppflags" - CFLAGS="$nmh_saved_cflags"]) - test "$nmh_cv_has_dash_ansi" = "yes" && \ - CFLAGS="${CFLAGS:+$CFLAGS }-ansi -pedantic" - else - dnl Use -v and some other options with SunStudio cc. lex produces - dnl code that causes unreachable-statement warnings. It might be - dnl better to use an autoconf test, except -v will probably succeed - dnl with many other compilers but have different meaning. - AS_CASE([`${CC} -V 2>&1`], - [cc:\ Sun\ C*], [CFLAGS=\ +dnl The user didn't specify CFLAGS, so customize them. + +if test "$GCC" != yes; then + dnl Use -v and some other options with SunStudio cc. lex produces + dnl code that causes unreachable-statement warnings. It might be + dnl better to use an autoconf test, except -v will probably succeed + dnl with many other compilers but have different meaning. + AS_CASE([`${CC} -V 2>&1`], + [cc:*\ Sun\ C*], [CFLAGS=\ "${CFLAGS:+$CFLAGS }-v -errtags=yes -erroff=E_STATEMENT_NOT_REACHED"]) - fi - - AC_CACHE_CHECK([whether compiler supports -Wall], [nmh_cv_has_wall], - [nmh_saved_cflags="$CFLAGS" - CFLAGS="$CFLAGS -Wall -Werror" - AC_TRY_COMPILE([],[],nmh_cv_has_wall=yes,nmh_cv_has_wall=no) - CFLAGS="$nmh_saved_cflags"]) - test "$nmh_cv_has_wall" = "yes" && CFLAGS="${CFLAGS:+$CFLAGS }-Wall" - - AC_CACHE_CHECK([whether compiler supports -Wextra], [nmh_cv_has_wextra], - [nmh_saved_cflags="$CFLAGS" - CFLAGS="$CFLAGS -Wextra -Werror" - AC_TRY_COMPILE([],[],nmh_cv_has_wextra=yes, - nmh_cv_has_wextra=no) - CFLAGS="$nmh_saved_cflags"]) - test "$nmh_cv_has_wextra" = "yes" && CFLAGS="${CFLAGS:+$CFLAGS }-Wextra" fi +AC_CACHE_CHECK([whether compiler supports -Wall], [nmh_cv_has_wall], + [nmh_saved_cflags="$CFLAGS" + CFLAGS="$AM_CFLAGS $CFLAGS -Wall -Werror" + AC_TRY_COMPILE([],[],nmh_cv_has_wall=yes,nmh_cv_has_wall=no) + CFLAGS="$nmh_saved_cflags"]) +test "$nmh_cv_has_wall" = "yes" && CFLAGS="${CFLAGS:+$CFLAGS }-Wall" + +AC_CACHE_CHECK([whether compiler supports -Wextra], [nmh_cv_has_wextra], + [nmh_saved_cflags="$CFLAGS" + CFLAGS="$AM_CFLAGS $CFLAGS -Wextra -Werror" + AC_TRY_COMPILE([],[],nmh_cv_has_wextra=yes, + nmh_cv_has_wextra=no) + CFLAGS="$nmh_saved_cflags"]) +test "$nmh_cv_has_wextra" = "yes" && CFLAGS="${CFLAGS:+$CFLAGS }-Wextra" + +AC_SUBST([AM_CFLAGS]) + +dnl Check for any platform-specific additional AM_CPPFLAGS. This depends on +dnl MULTIBYTE_ENABLED having already been set. +NMH_ADDL_CPPFLAGS + +dnl FreeBSD needs a bit of magic to bring getline() into scope. +dnl We do this here rather than in (say) h/mh.h because this macro must +dnl be defined before is pulled in. +dnl +dnl And while we're here, add the packages tree to the cpp and ld search +dnl paths. Note that FreeBSD's pkg(8) seems to be hardwired to use /usr/local. +dnl If /usr/ports is installed, we use its idea of where things are installed, +dnl otherwise we assume /usr/local. + +AS_IF([test `uname` = FreeBSD], + [CPPFLAGS="${CPPFLAGS:+$CPPFLAGS }-D_WITH_GETLINE" + nmh_cv_freebsd_localbase=`echo '.include ' \ + | make -k -f /dev/stdin -V LOCALBASE 2>/dev/null | sed 1q` + test -z "$nmh_cv_freebsd_localbase" && nmh_cv_freebsd_localbase=/usr/local + CPPFLAGS="${CPPFLAGS:+$CPPFLAGS }-I$nmh_cv_freebsd_localbase/include" + LDFLAGS="${LDFLAGS:+$LDFLAGS }-L$nmh_cv_freebsd_localbase/lib" +]) + dnl -------------- dnl CUSTOMIZE LINK dnl -------------- -if test `uname` = OpenBSD; then - dnl Filter out "often/almost always misused" warnings from OpenBSD linker. - [POSTLINK="2>&1 | egrep -v ': [w]arning: s[a-z]+\(\) is \ -(almost always|often) misused, please use'; true"] -fi +AS_IF([test `uname` = OpenBSD], + dnl Munge "often/almost always misused" warnings from OpenBSD linker + dnl so that they don't color the waterfall. + [POSTLINK="2>&1 | sed -e \ +'s/: w\(arning: s.*() is .* misused, please use\)/: W\1/'"]) AC_SUBST([POSTLINK]) dnl ----------------- dnl CUSTOMIZE LDFLAGS dnl ----------------- -if test "$GCC" = yes; then - dnl Disable clang complaint about unused -ansi when linking. - AC_CACHE_CHECK([whether linker supports -Qunused-arguments], - [nmh_cv_has_q_unused_arguments], - [nmh_saved_ldflags="$LDFLAGS" - LDFLAGS="$LDFLAGS -Qunused-arguments" - AC_TRY_LINK([],[],nmh_cv_has_q_unused_arguments=yes, - nmh_cv_has_q_unused_arguments=no) - LDFLAGS="$nmh_saved_ldflags"]) - test "$nmh_cv_has_q_unused_arguments" = "yes" && \ - LDFLAGS="${LDFLAGS:+$LDFLAGS }-Qunused-arguments" -fi - -dnl This really shouldn't be necessary. And we really shouldn't add -s. -if test x"$enable_debug" = x"yes"; then - test -z "$LDFLAGS" && LDFLAGS=-g -else - if test -z "$LDFLAGS"; then - case "$build_os" in - darwin*) LDFLAGS= ;; - *) LDFLAGS=-s ;; - esac - fi -fi - -dnl This hack turns off assertions by default, assuming -dnl that configure still uses this shell variable. Without -dnl it, AC_HEADER_ASSERT enables assertions by default. -test -z "$enable_assert" && enable_assert=no +dnl Disable clang complaint about unused -ansi when linking. +AC_CACHE_CHECK([whether linker supports -Qunused-arguments], + [nmh_cv_has_q_unused_arguments], + [AS_IF([test "$GCC" = yes && `${CC} --version 2>&1 | \ + grep clang >/dev/null`], + [nmh_saved_ldflags="$LDFLAGS" + LDFLAGS="$AM_LDFLAGS $LDFLAGS -Qunused-arguments" + AC_TRY_LINK([],[],nmh_cv_has_q_unused_arguments=yes, + nmh_cv_has_q_unused_arguments=no) + LDFLAGS="$nmh_saved_ldflags"], + [nmh_cv_has_q_unused_arguments=no])]) +test "$nmh_cv_has_q_unused_arguments" = "yes" && \ + AM_LDFLAGS="${AM_LDFLAGS:+$AM_LDFLAGS }-Qunused-arguments" +AC_SUBST([AM_LDFLAGS]) AC_HEADER_ASSERT 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_MAKE_SET dnl Does make define $MAKE +AC_PROG_INSTALL dnl Check for BSD compatible `install' +AC_PROG_RANLIB dnl Check for `ranlib' AC_PROG_AWK dnl Check for mawk,gawk,nawk, then awk -AC_PROG_SED dnl Check for Posix-compliant sed +AC_PROG_SED dnl Check for Posix-compliant sed +AC_PROG_YACC dnl Check for yacc/bison AM_PROG_LEX dnl Check for lex/flex AM_PROG_AR @@ -216,22 +229,6 @@ AS_CASE(["${MD5SUM}"], [MD5FMT="missing"]) AC_SUBST([MD5FMT]) -dnl ---------------------------------------------- -dnl check for lclint, and lint if it doesn't exist -dnl ---------------------------------------------- -AC_CHECK_PROG([linttmp1], [lclint], [lclint], [no])dnl -AS_IF([test x$ac_cv_prog_linttmp1 != xno], - [LINT=$ac_cv_prog_linttmp1 - LINTFLAGS="-weak +posixlib -macrovarprefixexclude"], - [AC_CHECK_PROG([linttmp2], [lint], [lint], [no])dnl - AS_IF([test x$ac_cv_prog_linttmp2 != xno], - [LINT=$ac_cv_prog_linttmp2 - LINTFLAGS=""], - [LINT="echo 'No lint program found'" - LINTFLAGS=""])]) -AC_SUBST([LINT])dnl -AC_SUBST([LINTFLAGS])dnl - dnl Look for `ls' pathtmp=/usr/xpg4/bin:/usr/bin:/bin:/usr/local/bin:/usr/ucb AC_PATH_PROG([lspath], [ls], [no], [$pathtmp]) @@ -253,7 +250,9 @@ pathtmp=/usr/sbin:/usr/lib:/usr/etc:/usr/ucblib:/usr/bin:/bin AC_PATH_PROG([sendmailpath], [sendmail], [/usr/sbin/sendmail], [$pathtmp]) dnl Cygwin FAT filesystems do not support hard links. So default to -dnl cp instead, even if running on an NTFS or other filesystem. +dnl cp instead, even if running on an NTFS or other filesystem. (And +dnl therefore, this cannot be made into a dynamic test, in order to +dnl support the least common Cygwin denominator. AS_CASE(["$host_os"], [cygwin*], [LN=cp], [LN=ln]) @@ -309,9 +308,9 @@ AS_IF([test x"$DISABLE_SETGID_MAIL" != x -a x"$DISABLE_SETGID_MAIL" != x0], dnl If mailspool is not world-writable and dotlockfile is not setgid, dnl we need to #define MAILGROUP to 1 and make inc setgid. -if test x"$LOCKTYPE" = x"dot" -a x"$nmh_cv_mailspool_world_writable" = x"no" -a x"$nmh_cv_dotlockfile_setgid" != x"yes" ; then +if test x"$with_locking" = x"dot" -a x"$nmh_cv_mailspool_world_writable" = x"no" -a x"$nmh_cv_dotlockfile_setgid" != x"yes" ; then dnl do we really need both of these? - AC_DEFINE(MAILGROUP,1, + AC_DEFINE([MAILGROUP],[1], [Define to 1 if you need to make `inc' set-group-id because your mail spool is not world writable. There are no guarantees as to the safety of doing this, but this #define will add some extra security checks.])dnl SETGID_MAIL=1 fi @@ -322,94 +321,37 @@ AC_CACHE_CHECK(what group owns the mail spool, nmh_cv_ls_mail_grp, [nmh_cv_ls_mail_grp=`$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 FOR PROGRAM TO PROVIDE MIME TYPE STRING -dnl --------------------------------------------- -AS_IF([file --mime "${srcdir}"/configure >/dev/null 2>&1], - [AS_IF([file --brief --mime "${srcdir}"/configure >/dev/null 2>&1], - [nmh_mimetypeproc='"file --brief --mime"'], - [nmh_mimetypeproc='"file --mime"'])]) -AS_CASE([$nmh_mimetypeproc], [?*], - [AC_DEFINE_UNQUOTED([MIMETYPEPROC], [$nmh_mimetypeproc], - [Program, with arguments, that provides MIME type string.])]) -AS_ECHO_N(["AS_ESCAPE([checking program to provide MIME type string ... ])"]) -AS_ECHO(["AS_ESCAPE([$nmh_mimetypeproc], [""])"]) - -dnl ------------------ -dnl CHECK HEADER FILES -dnl ------------------ - -dnl On glibc we need to define at least the '_XOPEN_SOURCE' level of features, -dnl or wchar.h doesn't declare a prototype for wcwidth(). But if we only define -dnl that level then db.h won't compile. So we define _GNU_SOURCE which turns -dnl on everything. Perhaps other OSes need some feature switch set to get wcwidth() -dnl declared; if so they should have an entry added to this case statement. -dnl NB that we must define this on the compiler command line, not in config.h, -dnl because it must be set before any system header is included and there's no -dnl portable way to make sure that files generated by lex include config.h -dnl before system header files. - -AS_CASE(["$host_os"], - [linux*], - [# Like DEFS, but doesn't get stomped on by configure when using config.h: - AS_IF([test -z "$CPPFLAGS"],[CPPFLAGS="-D_GNU_SOURCE"], - [CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"])]) - -AC_HEADER_TIOCGWINSZ -AC_CHECK_HEADERS([fcntl.h ncurses/termcap.h termcap.h langinfo.h \ - wchar.h wctype.h sys/param.h sys/time.h sys/stream.h]) - -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 -]]) +AC_SUBST([MAIL_SPOOL_GRP])dnl -dnl --------------- -dnl CHECK FUNCTIONS -dnl --------------- -AC_CHECK_FUNCS([wcwidth mbtowc writev lstat nl_langinfo getutxent arc4random]) - -dnl Check for multibyte character set support -AS_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"], - [AC_DEFINE([MULTIBYTE_SUPPORT], [1], - [Define to enable support for multibyte character sets.]) - MULTIBYTE_ENABLED=1], - [MULTIBYTE_ENABLED=0]) -AC_SUBST([MULTIBYTE_ENABLED]) +NMH_MIMETYPEPROC +NMH_MIMEENCODINGPROC 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) NMH_CHECK_NETLIBS -dnl Check for readline support -NMH_READLINE - dnl Check the locking functions supported and what we should use by default NMH_LOCKING dnl Check for iconv NMH_CHECK_ICONV +dnl Check for tputs() callback argument +NMH_TPUTS_PUTC_ARG + termcap_curses_order="termcap curses ncurses" for lib in $termcap_curses_order; do - AC_CHECK_LIB(${lib}, tgetent, [TERMLIB="-l$lib"; break]) + AC_CHECK_LIB([${lib}], [setupterm], [TERMLIB="-l$lib"; break]) done AC_SUBST([TERMLIB])dnl AS_IF([test "x$TERMLIB" = "x"], - [AC_MSG_FAILURE([Could not find tgetent in any library. Is there a curses -or ncurses library or package that you can install?])]) + [AC_MSG_FAILURE([Could not find setupterm in any library. Is there a +curses or ncurses library or package that you can install?])]) + +dnl Check for readline support +NMH_READLINE dnl -------------- dnl CHECK FOR NDBM @@ -434,7 +376,7 @@ if test "$nmh_ndbm" = "autodetect"; then dnl first so we don't accidentally link in a pointless but harmless dnl library in one of the later ndbm.h+libfoo tests: NMH_CHECK_NDBM(ndbm.h,,, - dnl Berkeley DBv2 emulating ndbm: header in db.h: + dnl Berkeley DBv2 emulating ndbm: header in db.h, e.g., 32-bit Cygwin: NMH_CHECK_NDBM(db.h,db,, dnl Berkeley DBv1 emulating ndbm: NMH_CHECK_NDBM(ndbm.h,db,, @@ -448,8 +390,11 @@ if test "$nmh_ndbm" = "autodetect"; then 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)))))))))) - + dnl 64-bit Cygwin: + NMH_CHECK_NDBM(ndbm.h,gdbm_compat -lgdbm,, + dnl On Linux, libgdbm_compat.so loads libgdbm.so as well, so it doesn't + dnl need to be explicit: + NMH_CHECK_NDBM(gdbm-ndbm.h,gdbm_compat))))))))))) fi else dnl We don't really need to check that the user-specified values work, @@ -491,128 +436,135 @@ dnl -------------------- dnl CHECK FOR CYRUS-SASL dnl -------------------- -AS_IF([test x"$sasl_support" = x"yes"],[ - AC_CHECK_HEADER([sasl/sasl.h], , [AC_MSG_ERROR([sasl.h not found])]) - AC_CHECK_LIB([sasl2], [sasl_client_new], [SASLLIB="-lsasl2"], - [AC_MSG_ERROR([Cyrus SASL library not found])])],[SASLLIB=""]) +AS_IF([test x"$with_cyrus_sasl" != x"no"],[ + AC_CHECK_HEADER([sasl/sasl.h], HAVE_SASL_H=1) + AC_CHECK_LIB([sasl2], [sasl_client_new], [SASLLIB="-lsasl2"])]) AC_SUBST([SASLLIB]) +dnl ----------------- +dnl Enable SASL? +dnl ----------------- +dnl By default (with_cyrus_sasl=''), enable SASL if header and lib are found. +dnl If SASL requested (--with-cyrus-sasl with_cyrus_sasl=yes), error if header or lib not found. +dnl If SASL disabled (--without-cyrus-sasl with_cyrus_sasl=no), don't enable it. +sasl_support=no +CYRUS_SASL=0 +AC_SUBST([CYRUS_SASL]) +AS_IF([test "x$with_cyrus_sasl" = xyes && test "x$HAVE_SASL_H" = x], + [AC_MSG_ERROR([SASL requested but sasl.h not found])], + [test "x$with_cyrus_sasl" = xyes && test "x$SASLLIB" = x], + [AC_MSG_ERROR([SASL requested but Cyrus SASL library not found])], + [test "x$with_cyrus_sasl" != xno && test "x$HAVE_SASL_H" = x1 && + test "x$SASLLIB" != x], + [AC_DEFINE([CYRUS_SASL], [1], + [Define to use the Cyrus SASL library for authentication of POP and SMTP.]) + CYRUS_SASL=1 + sasl_support=yes]) + dnl ----------------- dnl CHECK FOR OPENSSL dnl ----------------- -AS_IF([test x"$tls_support" = x"yes"],[ - AC_CHECK_HEADER([openssl/ssl.h], , [AC_MSG_ERROR([openssl/ssl.h not found])]) - AC_CHECK_LIB([crypto], [BIO_write], [TLSLIB="-lcrypto"], - [AC_MSG_ERROR([OpenSSL crypto library not found])]) - AC_CHECK_LIB([ssl], [SSL_library_init], [TLSLIB="-lssl $TLSLIB"], - [AC_MSG_ERROR([OpenSSL library not found])])], - [TLSLIB=]) +AS_IF([test x"$with_tls" != x"no"],[ + dnl OpenBSD 5 needs the other-libraries (fifth argument) to the + dnl AC_CHECK_LIB for SSL_new, because it doesn't + dnl automatically append -lcrypto when linking with -lssl. + AC_CHECK_HEADER([openssl/ssl.h], HAVE_SSL_H=1) + AC_CHECK_LIB([crypto], [BIO_write], [TLSLIB="-lcrypto"]) + AC_CHECK_LIB([ssl], [SSL_new], [TLSLIB="-lssl $TLSLIB"], [TLSLIB=], + [$TLSLIB])]) AC_SUBST([TLSLIB]) -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 $LIBS" - -dnl Check if tgetent accepts NULL (and will allocate its own termcap buffer) -dnl Some termcaps reportedly accept a zero buffer, but then dump core -dnl in tgetstr(). -dnl Under Cygwin test program crashes but exit code is still 0. So, -dnl we test for a file that porgram should create -AH_TEMPLATE([TGETENT_ACCEPTS_NULL], -[Define to 1 if tgetent() accepts NULL as a buffer.]) -AC_CACHE_CHECK(if tgetent accepts NULL, -nmh_cv_func_tgetent_accepts_null, -[AC_TRY_RUN([ -main() -{ - char buf[4096]; - int r1 = tgetent(buf, "vt100"); - int r2 = tgetent((char*)0,"vt100"); - if (r1 >= 0 && r1 == r2) { - char tbuf[1024], *u; - u = tbuf; - tgetstr("cl", &u); - creat("conftest.tgetent", 0640); - } - exit((r1 != r2) || r2 == -1); -} -], - if test -f conftest.tgetent; then - nmh_cv_func_tgetent_accepts_null=yes - else - nmh_cv_func_tgetent_accepts_null=no - fi, - nmh_cv_func_tgetent_accepts_null=no, - nmh_cv_func_tgetent_accepts_null=no)]) -if test x$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 ----------------- +dnl Enable TLS? +dnl ----------------- +dnl By default (with_tls=''), enable TLS if header and libs were found. +dnl If TLS requested (--with-tls with_tls=yes), error if header/lib not found. +dnl If TLS disabled (--without-tls with_tls=no), don't enable it. +tls_support=no +TLS_SUPPORT=0 +AC_SUBST([TLS_SUPPORT]) +AS_IF([test "x$with_tls" = xyes && test "x$HAVE_SSL_H" = x], + [AC_MSG_ERROR([TLS requested but openssl/ssl.h not found])], + [test "x$with_tls" = xyes && test "x$TLSLIB" = x], + [AC_MSG_ERROR([TLS requested but crypto or ssl library not found])], + [test "x$with_tls" != xno && test "x$HAVE_SSL_H" = x1 && test "x$TLSLIB" != x], + [AC_DEFINE([TLS_SUPPORT], [1], [Support TLS for session encryption.]) + TLS_SUPPORT=1 + tls_support=yes + save_LIBS="$LIBS" + LIBS="$LIBS $TLSLIB" + AC_CHECK_FUNCS([X509_VERIFY_PARAM_set1_host]) + LIBS="$save_LIBS"]) -dnl Now put the libraries back to what it was before we -dnl starting checking the termcap library. -LIBS="$nmh_save_LIBS" +dnl ----------------- +dnl CHECK FOR CURL +dnl ----------------- +dnl Look for curl if oauth not disabled (--without-oauth). +AC_PATH_PROG([curl_config], [curl-config]) +AS_IF([test "x$with_oauth" != xno && test -n "$curl_config"], [ + save_CFLAGS="$CFLAGS" + CFLAGS="$AM_CPPFLAGS $AM_CFLAGS $CFLAGS `$curl_config --cflags`" + AC_CHECK_HEADER([curl/curl.h], [ + HAVE_CURL_H=1 + AC_CHECK_LIB([curl], [curl_easy_init], [ + CURLLIB="`$curl_config --libs`" + AC_SUBST([CURLLIB]) + CURL_USER_AGENT="`$curl_config --version | sed 's|^libcurl *|libcurl/|; q'`" + AS_IF([test "x$CURL_USER_AGENT" != "x`echo $CURL_USER_AGENT | sed 's/ //'`"], + [AC_MSG_WARN([unexpected curl-config --version: $CURL_USER_AGENT]) + CURL_USER_AGENT=libcurl/UNKNOWN]) + AC_SUBST([CURL_USER_AGENT]) + ]) + ]) + CFLAGS="$save_CFLAGS" + ]) + +dnl ----------------- +dnl Enable OAuth? +dnl ----------------- +dnl By default (with_oauth=''), enable OAuth if curl is found. +dnl If OAuth requested (--with-oauth with_oauth=yes), error if curl not found. +dnl If OAuth disabled (--without-oauth with_oauth=no), don't enable it. +oauth_support=no +OAUTH_SUPPORT=0 +AC_SUBST([OAUTH_SUPPORT]) +AS_IF([test "x$with_oauth" = xyes && test "x$HAVE_CURL_H" = x], + [AC_MSG_ERROR([OAuth requested but curl/curl.h not found])], + [test "x$with_oauth" = xyes && test "x$CURLLIB" = x], + [AC_MSG_ERROR([OAuth requested but curl library not found])], + [test "x$with_oauth" != xno && test "x$HAVE_CURL_H" = x1 && test "x$CURLLIB" != x], + [AC_DEFINE([OAUTH_SUPPORT], [1], [Support OAuth2 in SMTP auth.]) + OAUTH_SUPPORT=1 + oauth_support=yes]) dnl ---------------- dnl CHECK FLEX FIXUP dnl ---------------- -dnl Use LFLAGS make variable setting to work around bugs in flex -dnl 2.5.36 that cause signed/unsigned mismatch, +dnl Use AM_LFLAGS make variable setting to work around bugs in flex +dnl 2.5.36-37 that cause signed/unsigned mismatch, dnl http://sourceforge.net/p/flex/bugs/140/ +dnl 2.6.1 bug: https://github.com/westes/flex/issues/97 AS_IF([test "$LEX" = flex], [AS_CASE([`$LEX -V`], - [flex\ 2.5.35], [LFLAGS=\ -'; printf "%s\n" '\''1,$$s/(size_t) \(num_to_read\)/\1/'\'' w q | ed -s $@; \ -true'], - [flex\ 2.5.36], [LFLAGS=\ -'; printf "%s\n" '\''1,$$s/\( \)int i;/\1yy_size_t i;/'\'' w q | ed -s $@; \ -true']) - AC_SUBST([LFLAGS])]) + [flex\ 2.5.35], [AM_LFLAGS=\ +'; sed "s/ int n;/ size_t n;/" $@ >$@.tmp && mv -f $@.tmp $@;'], + [flex\ 2.5.3[[67]]], [AM_LFLAGS=\ +'; sed "s/\( \)int i;/\1yy_size_t i;/" $@ >$@.tmp && mv -f $@.tmp $@;'], + [flex\ 2.6.0], [AM_LFLAGS=\ +'; sed "s/, num_to_read/, (size_t) num_to_read/" $@ >$@.tmp && mv -f $@.tmp $@;'], + [flex\ 2.6.1], [AM_LFLAGS=\ +'; sed '\''/\/s/int/size_t/; \ + s/\/int i/; \ + s/int n; \\/yy_size_t n; \\/'\'' $@ >$@.tmp && mv -f $@.tmp $@;']) + AC_SUBST([AM_LFLAGS])]) -dnl -------------- -dnl CHECK TYPEDEFS -dnl -------------- -AC_TYPE_PID_T -AC_TYPE_OFF_T -AC_TYPE_UID_T -AC_TYPE_MODE_T -AC_TYPE_SIZE_T +dnl ------------------ +dnl FOR INTERNAL USE by the NMH test suite +dnl ------------------ +AC_ARG_VAR([NMHETCDIRINST], [for internal use by nmh test suite]) +AS_IF([test -n "$NMHETCDIRINST"], [nmhetcdirinst=$NMHETCDIRINST] + AC_SUBST([nmhetcdirinst])) dnl ---------------- dnl CHECK STRUCTURES @@ -621,28 +573,15 @@ dnl ---------------- dnl For platforms such as FreeBSD that have tm_gmtoff in struct tm. dnl (FreeBSD has a timezone() function but not a timezone global dnl variable that is visible). -AC_CHECK_MEMBERS([struct tm.tm_gmtoff],,,[#include ]) +dnl On Linux, $AM_CPPFLAGS contains -D_GNU_SOURCE, which makes +dnl tm_gmtoff visible. +nmh_saved_CPPFLAGS="$CPPFLAGS" +CPPFLAGS="$AM_CPPFLAGS $CPPFLAGS" +AC_CHECK_MEMBERS([struct tm.tm_gmtoff],,,[[#include ]]) +CPPFLAGS="$nmh_saved_CPPFLAGS" AC_STRUCT_DIRENT_D_TYPE -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=$nmh_cv_path_signal_h -AC_SUBST(SIGNAL_H)dnl - dnl dnl Sigh, this is required because under the new world order autoconf has dnl nothing to create in a few of the build directories when doing an object @@ -651,8 +590,7 @@ dnl exist. dnl AC_CONFIG_COMMANDS([build-directories], -[test -d etc || AS_MKDIR_P([etc]) -test -d man || AS_MKDIR_P([man])]) +[AS_MKDIR_P([etc]); AS_MKDIR_P([man])]) AC_CONFIG_COMMANDS_POST([ @@ -664,9 +602,10 @@ dnl We only use the expanded versions to print the install paths in dnl the final summary and should use them nowhere else (see the autoconf dnl docs for the rationale for bindir etc being unexpanded). eval "nmhbin=${bindir}"; eval "nmhbin=${nmhbin}" +eval "nmhlibexec=${libexecdir}"; eval "nmhlibexec=${nmhlibexec}" eval "nmhsysconf=${sysconfdir}"; eval "nmhsysconf=${nmhsysconf}" -eval "nmhlib=${libdir}"; eval "nmhlib=${nmhlib}" eval "nmhman=${mandir}"; eval "nmhman=${nmhman}" +eval "nmhdoc=${docdir}"; eval "nmhdoc=${nmhdoc}" eval "nmhrpm=${nmhrpm}"; AC_MSG_NOTICE([ @@ -675,21 +614,23 @@ nmh configuration nmh version : AC_PACKAGE_VERSION host os : ${host} compiler : ${CC} -compiler flags : ${CFLAGS} -linker flags : ${LDFLAGS} -preprocessor flags : ${CPPFLAGS} +compiler flags : ${AM_CFLAGS} ${CFLAGS} +linker flags : ${AM_LDFLAGS} ${LDFLAGS} +preprocessor flags : ${AM_CPPFLAGS} ${CPPFLAGS} source code location : ${srcdir} binary install path : ${nmhbin} -library install path : ${nmhlib} -config files install path : ${nmhsysconf} +libexec install path : ${nmhlibexec}/nmh +config files install path : ${nmhsysconf}/nmh man page install path : ${nmhman} +docs install path : ${nmhdoc} RPM build root : ${nmhrpm} backup prefix : ${backup_prefix} transport system : ${MTS} spool default locking type : ${with_locking} -default smtp servers : ${smtpservers} +default smtp server : ${smtpserver} SASL support : ${sasl_support} TLS support : ${tls_support} +OAuth support : ${oauth_support} ])])dnl dnl ---------------