configure.in

mutt-1.5.12 源代码。linux 下邮件接受的工具。

        mutt_cv_regex_broken=no, mutt_cv_regex_broken=yes, mutt_cv_regex_broken=yes))
        if test $mutt_cv_regex_broken = yes ; then
                echo "Using the included GNU regex instead." >&AC_FD_MSG
                mutt_cv_regex=yes
        fi
fi

if test $mutt_cv_regex = yes; then
        AC_DEFINE(USE_GNU_REGEX,1,[ Define if you want to use the included regex.c. ])
        AC_LIBOBJ(regex)
fi


AC_ARG_WITH(homespool,
  AC_HELP_STRING([--with-homespool[=FILE]], [File in user's directory where new mail is spooled]), with_homespool=${withval})
if test x$with_homespool != x; then
        if test $with_homespool = yes; then
                with_homespool=mailbox
        fi
        AC_DEFINE_UNQUOTED(MAILPATH,"$with_homespool",[ Where new mail is spooled. ])
        AC_DEFINE(HOMESPOOL,1,
          [Is mail spooled to the user's home directory?  If defined,
           MAILPATH should be set to the filename of the spool mailbox
           relative the the home directory.
           use: configure --with-homespool=FILE])
        AC_DEFINE(USE_DOTLOCK,1,[ Define to use dotlocking for mailboxes. ])
        mutt_cv_setgid=no
else
        AC_ARG_WITH(mailpath, AC_HELP_STRING([--with-mailpath=DIR], [Directory where spool mailboxes are located]),
                [mutt_cv_mailpath=$withval],
                [ AC_CACHE_CHECK(where new mail is stored, mutt_cv_mailpath,
                        [mutt_cv_mailpath=no
                        if test -d /var/mail; then
                                mutt_cv_mailpath=/var/mail
                        elif test -d /var/spool/mail; then
                                mutt_cv_mailpath=/var/spool/mail
                        elif test -d /usr/spool/mail; then
                                mutt_cv_mailpath=/usr/spool/mail
                        elif test -d /usr/mail; then
                                mutt_cv_mailpath=/usr/mail
                        fi])
                ])
        if test "$mutt_cv_mailpath" = no; then
                AC_MSG_ERROR("Could not determine where new mail is stored.")
        fi
        AC_DEFINE_UNQUOTED(MAILPATH,"$mutt_cv_mailpath",[ Where new mail is spooled. ])

        AC_CACHE_CHECK(if $mutt_cv_mailpath is world writable, mutt_cv_worldwrite, [AC_TRY_RUN([#include <sys/types.h>
#include <sys/stat.h>

int main (int argc, char **argv)
{
        struct stat s;

        stat ("$mutt_cv_mailpath", &s);
        if (s.st_mode & S_IWOTH) exit (0);
        exit (1);
}], mutt_cv_worldwrite=yes, mutt_cv_worldwrite=no, mutt_cv_worldwrite=no)])

        mutt_cv_setgid=no
        if test $mutt_cv_worldwrite = yes; then
                AC_DEFINE(USE_DOTLOCK,1,[ Define to use dotlocking for mailboxes. ])
        else

                AC_CACHE_CHECK(if $mutt_cv_mailpath is group writable, mutt_cv_groupwrite, [AC_TRY_RUN([#include <sys/types.h>
#include <sys/stat.h>

int main (int argc, char **argv)
{
        struct stat s;

        stat ("$mutt_cv_mailpath", &s);
        if (s.st_mode & S_IWGRP) exit (0);
        exit (1);
}], mutt_cv_groupwrite=yes, mutt_cv_groupwrite=no, mutt_cv_groupwrite=no)])

                if test $mutt_cv_groupwrite = yes; then
                        AC_DEFINE(USE_DOTLOCK,1,[ Define to use dotlocking for mailboxes. ])
                        AC_DEFINE(USE_SETGID,1,[ Define if mutt should run setgid "mail". ])
                        mutt_cv_setgid=yes
                fi
        fi
fi

AC_ARG_ENABLE(external_dotlock, AC_HELP_STRING([--enable-external-dotlock], [Force use of an external dotlock program]),
        [mutt_cv_external_dotlock="$enableval"])

if test "x$mutt_cv_setgid" = "xyes" || test "x$mutt_cv_fchdir" = "xno" \
        || test "x$mutt_cv_external_dotlock" = "xyes"
then
        AC_DEFINE(DL_STANDALONE,1,[ Define if you want to use an external dotlocking program. ])
        DOTLOCK_TARGET="mutt_dotlock"
else
        MUTT_LIB_OBJECTS="$MUTT_LIB_OBJECTS dotlock.o"
fi

AC_SUBST(DOTLOCK_TARGET)


AC_MSG_CHECKING(where to put the documentation)
AC_ARG_WITH(docdir, AC_HELP_STRING([--with-docdir=PATH], [Specify where to put the documentation]),
        [mutt_cv_docdir=$withval],
        [mutt_cv_docdir='${prefix}/doc/mutt'])
AC_MSG_RESULT($mutt_cv_docdir)

docdir=$mutt_cv_docdir
AC_SUBST(docdir)

if test x$mutt_cv_setgid = xyes; then
        DOTLOCK_GROUP='mail'
        DOTLOCK_PERMISSION=2755
else
        DOTLOCK_GROUP=''
        DOTLOCK_PERMISSION=755
fi
AC_SUBST(DOTLOCK_GROUP)
AC_SUBST(DOTLOCK_PERMISSION)

AC_ARG_WITH(domain, AC_HELP_STRING([--with-domain=DOMAIN], [Specify your DNS domain name]),
        [if test $withval != yes; then
            if test $withval != no; then
                AC_DEFINE_UNQUOTED(DOMAIN,"$withval",[ Define your domain name. ])
            fi
        fi])

need_socket="no"

dnl -- socket dependencies --

AC_ARG_ENABLE(pop,  AC_HELP_STRING([--enable-pop], [Enable POP3 support]),
[       if test x$enableval = xyes ; then
                AC_DEFINE(USE_POP,1,[ Define if you want support for the POP3 protocol. ])
                MUTT_LIB_OBJECTS="$MUTT_LIB_OBJECTS pop.o pop_lib.o pop_auth.o"
                need_socket="yes"
                need_md5="yes"
        fi
])

AC_ARG_ENABLE(imap, AC_HELP_STRING([--enable-imap], [Enable IMAP support]),
[       if test x$enableval = xyes ; then
                AC_DEFINE(USE_IMAP,1,[ Define if you want support for the IMAP protocol. ])
                LIBIMAP="-Limap -limap"
                LIBIMAPDEPS="\$(top_srcdir)/imap/imap.h imap/libimap.a"
                need_imap="yes"
                need_socket="yes"
                need_md5="yes"
        fi
])
AM_CONDITIONAL(BUILD_IMAP, test x$need_imap = xyes)

if test x"$need_imap" = xyes -o x"$need_pop" = xyes ; then
  MUTT_LIB_OBJECTS="$MUTT_LIB_OBJECTS bcache.o"
fi

dnl -- end socket dependencies --

if test "$need_socket" = "yes"
then
        AC_CHECK_HEADERS([sys/select.h])
        AC_MSG_CHECKING([for socklen_t])
        AC_EGREP_HEADER(socklen_t, sys/socket.h, AC_MSG_RESULT([yes]),
                AC_MSG_RESULT([no])
                AC_DEFINE(socklen_t,int,
                        [ Define to 'int' if <sys/socket.h> doesn't have it. ]))
        AC_CHECK_FUNC(gethostent, , AC_CHECK_LIB(nsl, gethostent))
        AC_CHECK_FUNC(setsockopt, , AC_CHECK_LIB(socket, setsockopt))
        AC_CHECK_FUNCS(getaddrinfo)
        AC_DEFINE(USE_SOCKET,1,
                [ Include code for socket support. Set automatically if you enable POP3 or IMAP ])
        MUTT_LIB_OBJECTS="$MUTT_LIB_OBJECTS account.o mutt_socket.o mutt_tunnel.o"
fi

dnl -- imap dependencies --

AC_ARG_WITH(gss, AC_HELP_STRING([--with-gss[=PFX]], [Compile in GSSAPI authentication for IMAP]), 
    gss_prefix="$withval", gss_prefix="no")
if test "$gss_prefix" != "no"
then
  if test "$need_imap" = "yes"
  then
    MUTT_AM_PATH_GSSAPI(gss_prefix)
    AC_MSG_CHECKING(GSSAPI implementation)
    AC_MSG_RESULT($GSSAPI_IMPL)
    if test "$GSSAPI_IMPL" = "none"
    then
      AC_CACHE_SAVE
      AC_MSG_RESULT([GSSAPI libraries not found])
    fi
    if test "$GSSAPI_IMPL" = "Heimdal"
    then
      AC_DEFINE(HAVE_HEIMDAL,1,[ Define if your GSSAPI implementation is Heimdal ])
    fi
    CPPFLAGS="$CPPFLAGS $GSSAPI_CFLAGS"
    MUTTLIBS="$MUTTLIBS $GSSAPI_LIBS"
    AC_DEFINE(USE_GSS,1,[ Define if you have GSSAPI libraries available ])
    need_gss="yes"
  else
    AC_MSG_WARN([GSS was requested but IMAP is not enabled])
  fi
fi
AM_CONDITIONAL(USE_GSS, test x$need_gss = xyes)

dnl -- end imap dependencies --

AC_ARG_WITH(ssl, AC_HELP_STRING([--with-ssl[=PFX]], [Compile in SSL support for POP/IMAP]),
[       if test "$with_ssl" != "no"
        then
          if test "$need_socket" != "yes"; then
           AC_MSG_ERROR([SSL support is only useful with POP or IMAP support])
          fi

          if test "$with_ssl" != "yes"
          then
           LDFLAGS="$LDFLAGS -L$withval/lib"
           CPPFLAGS="$CPPFLAGS -I$withval/include"
          fi
          saved_LIBS="$LIBS"

          AC_CHECK_LIB(crypto, X509_new,, AC_MSG_ERROR([Unable to find SSL library]))
          AC_CHECK_LIB(ssl, SSL_new,, AC_MSG_ERROR([Unable to find SSL library]), -lcrypto)

          AC_CHECK_FUNCS(RAND_status RAND_egd)

          AC_DEFINE(USE_SSL,1,[ Define if you want support for SSL. ])
          AC_DEFINE(USE_SSL_OPENSSL,1,[ Define if you want support for SSL via OpenSSL. ])
          LIBS="$saved_LIBS"
          MUTTLIBS="$MUTTLIBS -lssl -lcrypto"
          MUTT_LIB_OBJECTS="$MUTT_LIB_OBJECTS mutt_ssl.o"
          need_ssl=yes

        fi
])

AC_ARG_WITH([gnutls], AC_HELP_STRING([--with-gnutls[=PFX]], [Enable SSL support using gnutls]),
    [gnutls_prefix="$withval"], [gnutls_prefix="no"])
if test "$gnutls_prefix" != "no" -a x"$need_ssl" != xyes
then
  if test "$need_socket" != "yes"
  then
    AC_MSG_ERROR([SSL support is only useful with POP or IMAP support])
  fi
  MUTT_AM_PATH_GNUTLS([$gnutls_prefix],
    [dnl GNUTLS found
    CPPFLAGS="$CPPFLAGS $LIBGNUTLS_CFLAGS"
    MUTTLIBS="$MUTTLIBS $LIBGNUTLS_LIBS"

    AC_DEFINE(USE_SSL,1,[ Define if you want support for SSL. ])
    AC_DEFINE(USE_SSL_GNUTLS,1,[ Define if you want support for SSL via GNUTLS. ])

    MUTT_LIB_OBJECTS="$MUTT_LIB_OBJECTS mutt_ssl_gnutls.o"
    need_ssl=yes],
    [dnl GNUTLS not found
      AC_MSG_ERROR([could not find libgnutls])
    ])
fi
AM_CONDITIONAL(USE_SSL, test x$need_ssl = xyes)

AC_ARG_WITH(sasl, AC_HELP_STRING([--with-sasl[=PFX]], [Use Cyrus SASL 2 network security library]),
        [	
        if test "$with_sasl" != "no"
        then
          if test "$need_socket" != "yes"
          then
            AC_MSG_ERROR([SASL support is only useful with POP or IMAP support])
          fi

          if test "$with_sasl" != "yes"
          then
            CPPFLAGS="$CPPFLAGS -I$with_sasl/include"
            LDFLAGS="$LDFLAGS -L$with_sasl/lib"
          fi

          saved_LIBS="$LIBS"

          AC_CHECK_LIB(sasl2, sasl_client_init,,
            AC_MSG_ERROR([could not find libsasl2]),)

          MUTT_LIB_OBJECTS="$MUTT_LIB_OBJECTS mutt_sasl.o"
          MUTTLIBS="$MUTTLIBS -lsasl2"
          LIBS="$saved_LIBS"
          AC_DEFINE(USE_SASL,1,
                  [ Define if want to use the Cyrus SASL library for POP/IMAP authentication. ])
          need_sasl=yes
        fi
        ])
AM_CONDITIONAL(USE_SASL, test x$need_sasl = xyes)

AC_ARG_WITH(idn, AC_HELP_STRING([--with-idn=[PFX]], [Use GNU libidn for domain names]),
		 [
		  if test "$with_idn" != "no" ; then
		  	if test "$with_idn" != "yes" ; then
			   CPPFLAGS="$CPPFLAGS -I$with_idn/include"
			   LDFLAGS="$LDFLAGS -L$with_idn/lib"
			fi
		  fi
		 ]
)

if test "x$with_idn" != "xno"; then
   AC_CHECK_LIB(idn, stringprep_check_version)
   AC_CHECK_FUNCS(idna_to_unicode_utf8_from_utf8 idna_to_unicode_8z8z)
   AC_CHECK_FUNCS(idna_to_ascii_from_utf8 idna_to_ascii_8z)
   AC_CHECK_FUNCS(idna_to_ascii_lz idna_to_ascii_from_locale)
fi

dnl -- end socket --

AC_ARG_ENABLE(debug, AC_HELP_STRING([--enable-debug], [Enable debugging support]),
        [ if test x$enableval = xyes ; then
                AC_DEFINE(DEBUG,1,[ Define to enable debugging info. ])
          fi
         ])

AC_ARG_ENABLE(flock, AC_HELP_STRING([--enable-flock], [Use flock() to lock files]),
        [if test $enableval = yes; then
                AC_DEFINE(USE_FLOCK,1, [ Define to use flock() to lock mailboxes. ])
        fi])

mutt_cv_fcntl=yes
AC_ARG_ENABLE(fcntl, AC_HELP_STRING([--disable-fcntl], [Do NOT use fcntl() to lock files]),
        [if test $enableval = no; then mutt_cv_fcntl=no; fi])

if test $mutt_cv_fcntl = yes; then
        AC_DEFINE(USE_FCNTL,1, [ Define to use fcntl() to lock folders. ])
fi

AC_MSG_CHECKING(whether struct dirent defines d_ino)
ac_cv_dirent_d_ino=no
AC_TRY_LINK([#include <dirent.h>],[struct dirent dp; (void)dp.d_ino],[ac_cv_dirent_d_ino=yes])
if test x$ac_cv_dirent_d_ino = xyes ; then
  AC_DEFINE(HAVE_DIRENT_D_INO,1,
            [Define to 1 if your system has the dirent::d_ino member])
fi
AC_MSG_RESULT($ac_cv_dirent_d_ino)

dnl This may look cumbersome -- please keep it that way, so we can
dnl quickly change the default to "yes" again.
mutt_cv_inodesort=no
AC_ARG_ENABLE(inodesort,  AC_HELP_STRING([--enable-inodesort], [Read files in maildir folders sorted by inode]),
       [if test x$enableval = xyes -a x$ac_cv_dirent_d_ino = xyes ; then mutt_cv_inodesort=yes; fi])

if test $mutt_cv_inodesort = yes; then
	AC_DEFINE(USE_INODESORT, 1, [ Define to sort files in a	maildir by inode number. ])
fi

mutt_cv_warnings=yes
AC_ARG_ENABLE(warnings, AC_HELP_STRING([--disable-warnings], [Turn off compiler warnings (not recommended)]),
[if test $enableval = no; then
        mutt_cv_warnings=no
fi])

if test x$GCC = xyes -a $mutt_cv_warnings = yes; then
        CFLAGS="-Wall -pedantic $CFLAGS"
fi

AC_ARG_ENABLE(nfs-fix, AC_HELP_STRING([--enable-nfs-fix], [Work around an NFS with broken attributes caching]),
        [if test x$enableval = xyes; then
                AC_DEFINE(NFS_ATTRIBUTE_HACK,1,
                  [Define if you have problems with mutt not detecting
                   new/old mailboxes over NFS.  Some NFS implementations
                   incorrectly cache the attributes of small files.])
        fi])

AC_ARG_ENABLE(buffy-size, AC_HELP_STRING([--enable-buffy-size], [Use file size attribute instead of access time]),
        [if test x$enableval = xyes; then
                AC_DEFINE(BUFFY_SIZE,1,[ Define to enable the "buffy_size" feature. ])
        fi])

AC_ARG_ENABLE(mailtool, AC_HELP_STRING([--enable-mailtool], [Enable Sun mailtool attachments support]),