configure.in

来自「UUDeview是一个编码解码器」· IN 代码 · 共 650 行 · 第 1/2 页

	if test "x$MAILER" = "x" ; then
		AC_WARN([I haven't found a suitable mail program. You will not be])
		AC_WARN([able to mail files directly from uuenview.])
	fi
	fi
	fi
	fi
	;;
*)
	AC_MSG_CHECKING([for suitable mailer])
	AC_MSG_RESULT($have_sendmail)
	if test ! -x $have_sendmail ; then
		AC_WARN([Cannot execute $have_sendmail])
		AC_WARN([Make sure this prog exists when running uuenview])
	fi
	MAILER="$have_sendmail"
	;;
esac

if test "x$MAILER" != "x" ; then
	AC_DEFINE_UNQUOTED(PROG_MAILER,"$MAILER")
fi

#
# Look for inews. If it is there, there's no need to make our own
#

case "x$have_inews" in
xno*)
	INEWS=""
	have_minews=no
	newsserver="not_configured"
	domainname="not_configured"
	;;
x|xyes*)
	AC_PATH_PROG(INEWS,inews,,$PATH:/usr/bin:/usr/news:/usr/news/bin:/usr/local/bin:/usr/local/news:/usr/local/news/bin:/usr/share/news:/usr/share/news/bin)

	if test "x$INEWS" != "x" ; then
		AC_DEFINE(HAVE_NEWS)
		AC_DEFINE_UNQUOTED(PROG_INEWS,"$INEWS -h")
		have_minews=no
		newsserver="not_needed"
		domainname="not_needed"
	else
	if test "$have_minews" = "yes" ; then
		AC_DEFINE(HAVE_NEWS)

		#
		# we must cheat here to find the final location of minews. 
		# ./configure defines the final values too late. This mimics
		# what autoconf 2.7 does.
		#

		eval "our_prefix=$prefix"
		eval "our_exec_prefix=$exec_prefix"
		eval "our_bindir=$bindir"

		if test "x$our_prefix" = "xNONE" ; then
			eval "our_prefix=$ac_default_prefix"
		fi
		if test "x$our_exec_prefix" = "xNONE" ; then
			eval "our_exec_prefix=$our_prefix"
		fi
		if test "x$our_bindir" = "xNONE/bin" ; then
			eval "our_bindir=$our_exec_prefix/bin"
		fi

		AC_DEFINE_UNQUOTED(PROG_INEWS,"${our_bindir}/minews -h")
	else
		AC_WARN([Couldn't find inews and you didn't want minews.])
		AC_WARN([You won't be able to post files directly from uuenview])
		have_minews=no
		newsserver="not_configured"
		domainname="not_configured"
	fi
	fi
	;;
*)
	AC_MSG_CHECKING([for suitable inews])
	AC_MSG_RESULT([$have_inews])
	if test ! -x $have_inews ; then
		AC_WARN([Cannot execute $have_inews])
		AC_WARN([Make sure this prog exists when running uuenvew])
	fi
	AC_DEFINE(HAVE_NEWS)
	AC_DEFINE_UNQUOTED(PROG_INEWS,"$have_inews -h")
	have_minews=no
	newsserver="not_needed"
	domainname="not_needed"
	;;
esac

#
# check for NNTPSERVER or NNTP_SERVER
#

if test "$have_minews" = "yes" ; then
AC_MSG_CHECKING([for news server])
if test "x$newsserver" = "x" ; then
if test "x$NNTPSERVER" != "x" ; then
	newsserver=$NNTPSERVER
else
if test "x$NNTP_SRVER" != "x" ; then
	newsserver=$NNTP_SERVER
fi
fi
fi
if test "x$newsserver" = "x" ; then
	AC_MSG_RESULT([not found])
	AC_DEFINE(NEED_NNTPSERVER)
else
	AC_MSG_RESULT($newsserver)
	AC_DEFINE_UNQUOTED(NNTPSERVER,"$newsserver")
fi
fi

#
# If we compile and use minews, we want to know our domain name
#

if test "$have_minews" = "yes" ; then
AC_PATH_PROG(HOSTNAME,hostname,,$PATH:/sbin:/usr/sbin)
AC_MSG_CHECKING([domain name])

#
# try /etc/resolv.conf
#

if test "x$domainname" = "x" ; then
if test -f /etc/resolv.conf ; then
	#
	# note: Parameter for tr is <space><tab>
	#
	domainname=`grep '^domain' /etc/resolv.conf | tr -d ' 	' | sed 's/domain//'`
fi
fi

#
# on some systems, hostname returns the FQN
#

if test "x$domainname" = "x" ; then
if test "x$HOSTNAME" != "x" ; then
	if test "x`$HOSTNAME | grep "\\."`" != "x" ; then
		domainname=`$HOSTNAME | sed 's/[[a-zA-Z0-9]]*\.//'`
	fi
fi
fi

if test "x$domainname" = "x" ; then
	AC_MSG_RESULT([unknown])
	AC_WARN([Couldn't figure out your domain name. Configuring bogus])
	AC_WARN([domain. If you intend to post directly from uuenview,])
	AC_WARN([rerun configure and use --enable-domain=your-domainname])
	AC_WARN([with your real domain name.])
	domainname="i.dont.know.where.i.am"
else
	AC_MSG_RESULT($domainname)
fi

AC_DEFINE_UNQUOTED(DOMAINNAME,"$domainname")

fi

#
# Check the directory separator. Because this is probably a Unix-like
# system, just set it statically to "/". On other systems, change it
# in config.h
#

AC_MSG_CHECKING([directory separator])
dirseparator="/"
AC_MSG_RESULT($dirseparator)
AC_DEFINE_UNQUOTED(DIRSEPARATOR,"$dirseparator")

#
# Checks for header files and library functions
#

AC_TYPE_SIZE_T
AC_HEADER_STDC
AC_HEADER_TIME
AC_CHECK_HEADERS(fcntl.h unistd.h memory.h malloc.h errno.h direct.h)
AC_CHECK_HEADERS(io.h sys/time.h)
AC_CHECK_FUNCS(getcwd popen gettimeofday isatty)

AC_CHECK_FUNC(tempnam,,AC_DEFINE(tempnam,_FP_tempnam))

#
# strerror might be internally defined. this would cause a
# CHECK_FUNCS(strerror) to fail because it'd be called with
# zero arguments. So use our own code.
#
AC_MSG_CHECKING([for strerror])
AC_TRY_LINK([
char *blubb() { return (char *) strerror (42); }
],[
(void) blubb();
],have_strerror=yes,AC_DEFINE(strerror,_FP_strerror)
have_strerror=no)
AC_MSG_RESULT($have_strerror)

AC_MSG_CHECKING([for stdin])
AC_TRY_LINK([
#include <stdio.h>
char *blubb() { FILE *in, *out; in=stdin; out=stdout; return (char*)0; }
],[
(void) blubb();
],have_stdio=yes,AC_DEFINE(HAVE_STDIO)
have_stdio=no)
AC_MSG_RESULT($have_stdio)

if test "$ac_cv_header_stdc" = "no" ; then
	AC_CHECK_HEADERS(stdarg.h varargs.h)
	if test "$ac_cv_header_stdarg_h" = "no" ; then
	if test "$ac_cv_header_varargs_h" = "no" ; then
		AC_MSG_ERROR([neither stdarg.h nor varargs.h present])
	fi
	fi
fi

if test "$have_minews" = "yes" ; then
	AC_CHECK_HEADERS(pwd.h)
fi

#
# Check whether this is a DOS-Based system. Another bogus test.
# Don't even bother to print a message. This code is needed so
# that autoheader includes the #undef into the final config.h
# and we can change the definition by hand on a really DOS
# system (where ./configure doesn't work anyway ...)
#

if false ; then
	AC_DEFINE(SYSTEM_DOS)
	AC_DEFINE(SYSTEM_QUICKWIN)
	AC_DEFINE(SYSTEM_WINDLL)
	AC_DEFINE(SYSTEM_OS2)
fi

if test "x$have_tcl" != "xno" ; then
	#
	# Hack: remove doubly-defined libs
	#

	TCL_NEW_LIBS=""
	for lib in $TCL_LIBS $LIBS ; do
		found=no
		for tlib in $TCL_NEW_LIBS ; do
			if test "x$lib" = "x$tlib" ; then
				found=yes
				break
			fi
		done
		if test "x$found" = "xno" ; then
			TK_NEW_LIBS="$TK_NEW_LIBS $lib"
		fi
	done
fi

#
# On some systems (so far, OS2 and WINDOWS), functions that are exported
# from a DLL must be declared specifically.
#

AC_DEFINE_UNQUOTED(UUEXPORT,)
AC_DEFINE_UNQUOTED(UUTCLEXPORT,)
AC_DEFINE_UNQUOTED(TOOLEXPORT,)
AC_DEFINE_UNQUOTED(UUTCLFUNC,)

#
# decide which programs and libraries to build
#

PROGS="uudeview"
DOINST="install-uudeview"
MPAGES="uudeview.1 uuenview.1"

if test "x$have_minews" = "xyes" ; then
	PROGS="$PROGS minews"
	DOINST="$DOINST install-minews"
fi
if test "x$have_tk" != "xno" ; then
	PROGS="$PROGS xdeview"
	MPAGES="$MPAGES xdeview.1"
	DOINST="$DOINST install-tcl"
fi

if test "x$have_manuals" = "xno" ; then
	MPAGES=""
fi

AC_SUBST(DOINST)
AC_SUBST(PROGS)
AC_SUBST(MPAGES)

#
# set version number
#
AC_MSG_CHECKING([version number])
version_number="$VERSION"pl"$PATCH"
AC_MSG_RESULT($version_number)
AC_SUBST(VERSION)
AC_SUBST(PATCH)

#
# done
#

AC_OUTPUT(Makefile tcl/Makefile unix/Makefile uulib/Makefile)

#
# copy config.h into our subdirectories
#
#echo copying tcl/config.h
#cp config.h tcl
#echo copying unix/config.h
#cp config.h unix
#echo copying uulib/config.h
#cp config.h uulib
#
#
# goodbye
#