configure.in

mutt-1.5.12 源代码。linux 下邮件接受的工具。

        [if test x$enableval = xyes; then
                AC_DEFINE(SUN_ATTACHMENT,1,[ Define to enable Sun mailtool attachments support. ])
        fi])

AC_ARG_ENABLE(locales-fix, AC_HELP_STRING([--enable-locales-fix], [The result of isprint() is unreliable]),
        [if test x$enableval = xyes; then
                AC_DEFINE(LOCALES_HACK,1,[ Define if the result of isprint() is unreliable. ])
        fi])

AC_ARG_WITH(exec-shell, AC_HELP_STRING([--with-exec-shell=SHELL], [Specify alternate shell (ONLY if /bin/sh is broken)]),
        [if test $withval != yes; then
                AC_DEFINE_UNQUOTED(EXECSHELL, "$withval",
                 [program to use for shell commands])
         else
                AC_DEFINE_UNQUOTED(EXECSHELL, "/bin/sh")
        fi],
        [AC_DEFINE_UNQUOTED(EXECSHELL, "/bin/sh")])

AC_ARG_ENABLE(exact-address, AC_HELP_STRING([--enable-exact-address], [Enable regeneration of email addresses]),
        [if test $enableval = yes; then
                AC_DEFINE(EXACT_ADDRESS,1,
                  [Enable exact regeneration of email addresses as parsed?
                   NOTE: this requires significant more memory when defined.])

        fi])

dnl -- start cache --
AC_ARG_ENABLE(hcache, AC_HELP_STRING([--enable-hcache], [Enable header caching]),
[if test x$enableval = xyes; then
    AC_DEFINE(USE_HCACHE, 1, [Enable header caching])
    MUTT_LIB_OBJECTS="$MUTT_LIB_OBJECTS hcache.o"

    OLDCPPFLAGS="$CPPFLAGS"
    OLDLIBS="$LIBS"

    need_md5="yes"

    ac_prefer_qdbm=yes
    AC_ARG_WITH(qdbm, AC_HELP_STRING([--without-qdbm], [Don't use qdbm even if it is available]),
        ac_prefer_qdbm=$withval)
    if test x$ac_prefer_qdbm != xno; then
        CPPFLAGS="$OLDCPPFLAGS"
        LIBS="$OLDLIBS -lqdbm";
        AC_CACHE_CHECK(for vlopen, ac_cv_vlopen,[
            ac_cv_vlopen=no
            AC_TRY_LINK([#include <villa.h>],[vlopen(0,0,0);],[ac_cv_vlopen=yes])
        ])
    fi

    ac_prefer_gdbm=yes
    AC_ARG_WITH(gdbm, AC_HELP_STRING([--without-gdbm], [Don't use gdbm even if it is available]),
        ac_prefer_gdbm=$withval)
    if test x$ac_prefer_gdbm != xno -a x$ac_cv_vlopen != xyes; then
        CPPFLAGS="$OLDCPPFLAGS"
        LIBS="$OLDLIBS -lgdbm";
        AC_CACHE_CHECK(for gdbm_open, ac_cv_gdbmopen,[
            ac_cv_gdbmopen=no
            AC_TRY_LINK([#include <gdbm.h>],[gdbm_open(0,0,0,0,0);],[ac_cv_gdbmopen=yes])
        ])
    fi

    ac_bdb_prefix=yes
    AC_ARG_WITH(bdb, AC_HELP_STRING([--with-bdb[=DIR]], [Use BerkeleyDB4 if gdbm is not available]),
        ac_bdb_prefix=$withval)
    if test x$ac_bdb_prefix != xno -a x$ac_cv_gdbmopen != xyes -a x$ac_cv_vlopen != xyes; then
        test x$ac_bdb_prefix = xyes && ac_bdb_prefix="$mutt_cv_prefix /opt/csw/bdb4 /opt /usr/local /usr"
        for d in $ac_bdb_prefix; do
            bdbpfx="$bdbpfx $d"
            for v in BerkeleyDB.4.3 BerkeleyDB.4.2 BerkeleyDB.4.1; do
                bdbpfx="$bdbpfx $d/$v"
            done
        done
        BDB_VERSIONS="db-4 db4 db-4.3 db4.3 db43 db-4.2 db4.2 db42 db-4.1 db4.1 db41 db ''"
        AC_MSG_CHECKING([for BerkeleyDB > 4.0])
        for d in $bdbpfx; do
            BDB_INCLUDE_DIR=""
            BDB_LIB_DIR=""
            for v in / $BDB_VERSIONS; do
                if test -r "$d/include/$v/db.h"; then
                    BDB_INCLUDE_DIR="$d/include/$v"
                    if test -d "$d/lib/$v"; then
                        BDB_LIB_DIR="$d/lib/$v"
                        for l in `echo $BDB_VERSIONS`; do
                            CPPFLAGS="$OLDCPPFLAGS -I$BDB_INCLUDE_DIR"
                            LIBS="$OLDLIBS -L$BDB_LIB_DIR -l$l"
                            AC_TRY_LINK([
                                #include <stdlib.h>
                                #include <db.h>
                            ],[
                                DB *db = NULL;
                                db->open(db,NULL,NULL,NULL,0,0,0);
                            ],[
                                ac_cv_dbcreate=yes
                                BDB_LIB="$l"
                                break
                            ])
                        done
                        test x$ac_cv_dbcreate = xyes && break
                    fi
                fi
            done
            test x$BDB_LIB != x && break
        done
        if test x$ac_cv_dbcreate = xyes; then
            AC_MSG_RESULT(yes)
        else
            AC_MSG_RESULT(no)
        fi
    fi

    if test x$ac_cv_vlopen = xyes; then
        CPPFLAGS="$OLDCPPFLAGS"
        LIBS="$OLDLIBS -lqdbm";
        AC_DEFINE(HAVE_QDBM, 1, [QDBM Support])
    elif test x$ac_cv_gdbmopen = xyes; then
        CPPFLAGS="$OLDCPPFLAGS"
        LIBS="$OLDLIBS -lgdbm";
        AC_DEFINE(HAVE_GDBM, 1, [GDBM Support])
    elif test x$ac_cv_dbcreate = xyes; then
        CPPFLAGS="$OLDCPPFLAGS -I$BDB_INCLUDE_DIR"
        LIBS="$OLDLIBS -L$BDB_LIB_DIR -l$BDB_LIB"
        AC_DEFINE(HAVE_DB4, 1, [Sleepycat DB4 Support])
    else
        AC_MSG_ERROR([You need QDBM, GDBM or Sleepycat DB4 for hcache])
    fi
fi])
dnl -- end cache --

if test "$need_md5" = "yes"
then
        MUTT_LIB_OBJECTS="$MUTT_LIB_OBJECTS md5c.o"
fi

AC_SUBST(MUTTLIBS)
AC_SUBST(MUTT_LIB_OBJECTS)
AC_SUBST(LIBIMAP)
AC_SUBST(LIBIMAPDEPS)

dnl -- iconv/gettext --

AC_ARG_ENABLE(iconv, AC_HELP_STRING([--disable-iconv], [Disable iconv support]),
        [if test x$enableval = xno ; then
                am_cv_func_iconv=no
        fi
])

MUTT_AM_GNU_GETTEXT

if test "$am_cv_func_iconv" != "yes"
then
  AC_MSG_WARN([Configuring without iconv support. See INSTALL for details])
else

AC_CHECK_HEADERS(iconv.h,
        [AC_MSG_CHECKING(whether iconv.h defines iconv_t)
         AC_EGREP_HEADER([typedef.*iconv_t],iconv.h,
                [AC_MSG_RESULT(yes)
                 AC_DEFINE(HAVE_ICONV_T_DEF, 1,
                        [Define if <iconv.h> defines iconv_t.])],
                 AC_MSG_RESULT(no))])

dnl (1) Some implementations of iconv won't convert from UTF-8 to UTF-8.
dnl (2) In glibc-2.1.2 and earlier there is a bug that messes up ob and
dnl     obl when args 2 and 3 are 0 (fixed in glibc-2.1.3).
AC_CACHE_CHECK([whether this iconv is good enough], mutt_cv_iconv_good,
        mutt_save_LIBS="$LIBS"
        LIBS="$LIBS $LIBICONV"
        AC_TRY_RUN([
#include <iconv.h>
int main()
{
  iconv_t cd;
changequote(, )dnl
  char buf[4];
changequote([, ])dnl
  char *ob;
  size_t obl;
  ob = buf, obl = sizeof(buf);
  return ((cd = iconv_open("UTF-8", "UTF-8")) != (iconv_t)(-1) &&
          (iconv(cd, 0, 0, &ob, &obl) ||
           !(ob == buf && obl == sizeof(buf)) ||
           iconv_close(cd)));
}
                ],
                mutt_cv_iconv_good=yes,
                mutt_cv_iconv_good=no,
                mutt_cv_iconv_good=yes)
        LIBS="$mutt_save_LIBS")
if test "$mutt_cv_iconv_good" = no; then
  AC_MSG_ERROR(Try using libiconv instead)
fi

dnl This is to detect implementations such as the one in glibc-2.1,
dnl which always convert exactly but return the number of characters
dnl converted instead of the number converted inexactly.
AC_CACHE_CHECK([whether iconv is non-transcribing], mutt_cv_iconv_nontrans,
        mutt_save_LIBS="$LIBS"
        LIBS="$LIBS $LIBICONV"
        AC_TRY_RUN([
#include <iconv.h>
#include <string.h>
int main()
{
  iconv_t cd;
  const char *ib;
  char *ob;
  size_t ibl, obl;
  const char *s = "\304\211";
changequote(, )dnl
  char t[3];
changequote([, ])dnl
  ib = s, ibl = 2, ob = t, obl = 3;
  return ((cd = iconv_open("UTF-8", "UTF-8")) == (iconv_t)(-1) ||
          iconv(cd, &ib, &ibl, &ob, &obl));
}
                ],
                mutt_cv_iconv_nontrans=no,
                mutt_cv_iconv_nontrans=yes,
                mutt_cv_iconv_nontrans=no)
        LIBS="$mutt_save_LIBS")
if test "$mutt_cv_iconv_nontrans" = yes; then
  AC_DEFINE(ICONV_NONTRANS, 1)
else
  AC_DEFINE(ICONV_NONTRANS, 0)
fi

CPPFLAGS="$CPPFLAGS -I\$(top_srcdir)/intl"

if test "$BUILD_INCLUDED_LIBINTL" = "yes"; then
  AC_DEFINE(HAVE_BIND_TEXTDOMAIN_CODESET,1,
          [ Define if your gettext has bind_textdomain_codeset. ])
else
  AC_CHECK_FUNCS(bind_textdomain_codeset)
fi

fi # libiconv

dnl -- locales --

AC_CHECK_HEADERS(wchar.h)

AC_CACHE_CHECK([for wchar_t], mutt_cv_wchar_t,
        AC_TRY_COMPILE([
#include <stddef.h>
#include <stdlib.h>
#ifdef HAVE_WCHAR_H
#include <wchar.h>
#endif
                ],
                [ wchar_t wc; return 0; ],
                mutt_cv_wchar_t=yes,
                mutt_cv_wchar_t=no))

if test "$mutt_cv_wchar_t" = no; then
        AC_DEFINE(wchar_t,int,[ Define to 'int' if system headers don't define. ])
fi

AC_CACHE_CHECK([for wint_t], mutt_cv_wint_t,
        AC_TRY_COMPILE([
#include <stddef.h>
#include <stdlib.h>
#ifdef HAVE_WCHAR_H
#include <wchar.h>
#endif
                ],
                [ wint_t wc; return 0; ],
                mutt_cv_wint_t=yes,
                mutt_cv_wint_t=no))

if test "$mutt_cv_wint_t" = no; then
        AC_DEFINE(wint_t,int,[ Define to 'int' if system headers don't define. ])
fi

AC_CHECK_HEADERS(wctype.h)
AC_CHECK_FUNCS(iswalnum iswalpha  iswcntrl iswdigit)
AC_CHECK_FUNCS(iswgraph iswlower iswprint iswpunct iswspace iswupper)
AC_CHECK_FUNCS(iswxdigit towupper towlower)

AC_CACHE_CHECK([for mbstate_t], mutt_cv_mbstate_t,
        AC_TRY_COMPILE([
#include <stddef.h>
#include <stdlib.h>
#ifdef HAVE_WCHAR_H
#include <wchar.h>
#endif
                ],
                [ mbstate_t s; return 0; ],
                mutt_cv_mbstate_t=yes,
                mutt_cv_mbstate_t=no))

if test "$mutt_cv_mbstate_t" = no; then
        AC_DEFINE(mbstate_t,int,[ Define to 'int' if system headers don't define. ])
fi

wc_funcs=maybe
AC_ARG_WITH(wc-funcs, AC_HELP_STRING([--without-wc-funcs], [Do not use the system's wchar_t functions]),
        wc_funcs=$withval)

if test "$wc_funcs" != yes -a "$wc_funcs" != no; then
        AC_CACHE_CHECK([for wchar_t functions], mutt_cv_wc_funcs,
                mutt_cv_wc_funcs=no
                AC_TRY_LINK([
#define _XOPEN_SOURCE 1
#include <stddef.h>
#include <stdlib.h>
#ifdef HAVE_WCTYPE_H
#include <wctype.h>
#endif
#ifdef HAVE_WCHAR_H
#include <wchar.h>
#endif],
                        [mbrtowc(0, 0, 0, 0); wctomb(0, 0); wcwidth(0);
        iswprint(0); iswspace(0); towlower(0); towupper(0); iswalnum(0)],
                        mutt_cv_wc_funcs=yes))
        wc_funcs=$mutt_cv_wc_funcs
fi

if test $wc_funcs = yes; then
        AC_DEFINE(HAVE_WC_FUNCS,1,[ Define if you are using the system's wchar_t functions. ])
fi

AC_CACHE_CHECK([for nl_langinfo and CODESET], mutt_cv_langinfo_codeset,
  [AC_TRY_LINK([#include <langinfo.h>],
    [char* cs = nl_langinfo(CODESET);],
    mutt_cv_langinfo_codeset=yes,
    mutt_cv_langinfo_codeset=no)])
if test $mutt_cv_langinfo_codeset = yes; then
  AC_DEFINE(HAVE_LANGINFO_CODESET,1,[ Define if you have <langinfo.h> and nl_langinfo(CODESET). ])
fi

AC_CACHE_CHECK([for nl_langinfo and YESEXPR], mutt_cv_langinfo_yesexpr,
  [AC_TRY_LINK([#include <langinfo.h>],
    [char* cs = nl_langinfo(YESEXPR);],
    mutt_cv_langinfo_yesexpr=yes,
    mutt_cv_langinfo_yesexpr=no)])
if test $mutt_cv_langinfo_yesexpr = yes; then
  AC_DEFINE(HAVE_LANGINFO_YESEXPR,1,[ Define if you have <langinfo.h> and nl_langinfo(YESEXPR). ])
fi

dnl Documentation tools
have_openjade="no"
AC_PATH_PROG([OSPCAT], [ospcat], [none])
if test "$OSPCAT" != "none"
then
  AC_MSG_CHECKING([for openjade docbook stylesheets])
  dslosfile=`ospcat --public-id="-//Norman Walsh//DOCUMENT DocBook Print Stylesheet//EN"`
  DSLROOT=`echo $dslosfile | sed -n -e "s/.*SOIBASE='\(@<:@^'@:>@*\)\/catalog'.*/\1/p"`
  # ospcat may spit out an absolute path without an SOIBASE
  if test -z "$DSLROOT"
  then
    DSLROOT=`echo $dslosfile | sed -e 's|<OSFILE>\(.*\)/print/docbook.dsl|\1|'`
  fi
  if test -f $DSLROOT/print/docbook.dsl
  then
    AC_MSG_RESULT([in $DSLROOT])
    have_openjade="yes"
  else
    AC_MSG_RESULT([not found: PDF documentation will not be built.])
  fi
fi
AC_SUBST(DSLROOT)

AC_OUTPUT(Makefile intl/Makefile m4/Makefile
        po/Makefile.in doc/Makefile contrib/Makefile
        muttbug.sh
        imap/Makefile
        Muttrc.head
        doc/instdoc.sh)