configure

sock protocol ,it is useful!

$libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \
|| { echo "configure: error: libtool configure failed" 1>&2; exit 1; }

autoconf_compflags=$CFLAGS
CFLAGS=$oCFLAGS


# Make sure we can run config.sub.
if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then :
else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
fi

echo $ac_n "checking host system type""... $ac_c" 1>&6
echo "configure:1350: checking host system type" >&5

host_alias=$host
case "$host_alias" in
NONE)
  case $nonopt in
  NONE)
    if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then :
    else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
    fi ;;
  *) host_alias=$nonopt ;;
  esac ;;
esac

host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias`
host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
echo "$ac_t""$host" 1>&6




if test x$prerelease != x; then
  PRERELEASE_TRUE=
  PRERELEASE_FALSE='#'
else
  PRERELEASE_TRUE='#'
  PRERELEASE_FALSE=
fi

#known keywords for --enable/disable-foo(=yes/no)?
KNOWN_KEYWORDS="shared|static|debug|warnings|diagnostic|profiling|linting|libwrap|preload"
for keyword in `set | egrep '^enable_' | sed -e 's/^enable_\(.*\)=.*/\1/'`;
do
	echo $keyword | egrep "^(${KNOWN_KEYWORDS})$" > /dev/null
	if test $? -ne 0; then
		echo "configure: warning: unknown option '$keyword'" 1>&2
		sleep 10;
	fi
done

#solaris 2.5.1 is broken in many places
case $host in
    *-*-solaris2.5.1)
	echo "configure: warning: the server might not work properly on solaris 2.5.1" 1>&2
	cat >> confdefs.h <<\EOF
#define HAVE_SOLARIS_2_5_1 1
EOF

    ;;
esac

#disable acceptlock
#XXX add proper test for this?
case $host in
	*-*-*bsd*)
		no_acceptlock=t
	;;

	alpha-dec-osf*)
		no_acceptlock=t
	;;

	*-*-solaris2.6)
		no_acceptlock=t
	;;

	*-*-solaris2.7)
		no_acceptlock=t
	;;
esac

case $host in

	alpha-dec-osf*)
		cat >> confdefs.h <<\EOF
#define HAVE_DEC_PROTO 1
EOF

		cat >> confdefs.h <<\EOF
#define HAVE_EXTRA_OSF_SYMBOLS 1
EOF

		PRELOAD="RLD"
		CPPFLAGS="${CPPFLAGS} -D_XOPEN_SOURCE_EXTENDED -DBYTE_ORDER=LITTLE_ENDIAN -D_POSIX_SOURCE -D_POSIX_C_SOURCE=199309L -D_OSF_SOURCE"
	;;

	*-*-hpux*)
		#hpux needs _PROTOTYPES to include prototypes
		#for configure (at least when cc is used)
		CPPFLAGS="${CPPFLAGS} -D_PROTOTYPES"
	;;

	*-*-sunos4*)
		#XXX hardcode library path (find better way to do this?)
		cat >> confdefs.h <<\EOF
#define LIBRARY_PATH "/usr/lib/"
EOF

		base_library_path="/usr/lib/"
		echo "configure: warning: "notice: hardcoding /usr/lib for dlopen"" 1>&2
		#nonstandard libfunction workaround #XXX proper test
		cat >> confdefs.h <<\EOF
#define HAVE_BROKEN_VSPRINTF 1
EOF

		#link problems with libresolv, hardcode domainname
		if test -s /etc/resolv.conf; then
		    domainname_hardcoded=`grep domain /etc/resolv.conf | awk '{ print $2 }'`
		fi
		no_res_init=t
		cat >> confdefs.h <<\EOF
#define HAVE_NO_RESOLVESTUFF 1
EOF

	;;

	*-*-solaris*)
		cat >> confdefs.h <<\EOF
#define HAVE_SENDMSG_DEADLOCK 1
EOF

		cat >> confdefs.h <<\EOF
#define HAVE_SOLARIS_BUGS 1
EOF

		cat >> confdefs.h <<\EOF
#define BSD_COMP 1
EOF

	;;

	*-*-linux-*) # XXX This might only concern 2.0.x kernels (add test?)
		cat >> confdefs.h <<\EOF
#define HAVE_DEFECT_RECVMSG 1
EOF

		cat >> confdefs.h <<\EOF
#define HAVE_LINUX_BUGS 1
EOF

		cat >> confdefs.h <<\EOF
#define SPT_PADCHAR '\0'
EOF

	;;

	*-*-openbsd*) #static sockd when profiling is enabled
		no_dynamic_profiled_sockd=t
	;;

	*-*-irix*)
		PRELOAD="RLD"
	;;
esac

case $PRELOAD in
	RLD)
		PRELOAD_SEPERATOR=":"
		PRELOAD_VARIABLE="_RLD_LIST"
		PRELOAD_POSTFIX="DEFAULT"
	;;

	*)
		PRELOAD_SEPERATOR=" "
		PRELOAD_VARIABLE="LD_PRELOAD"
		PRELOAD_POSTFIX=""
	;;
esac





#define hosttype
cat >> confdefs.h <<EOF
#define HAVE_HOST_TYPE "$host"
EOF


#XXX add proper test for this?
if test x$no_acceptlock != xt; then
	cat >> confdefs.h <<\EOF
#define NEED_ACCEPTLOCK 1
EOF

fi

echo $ac_n "checking for compiler flags""... $ac_c" 1>&6
echo "configure:1540: checking for compiler flags" >&5
case $host in

    #XXX check for compiler type, not architecture
    *-*-solaris*)
	if test "x$GCC" = x; then
	    #-xs provides allows easier debugging with gdb
	    comp_flags="-Xt -xs" #XXX -Xt needed to compile?
	    #XXX due to some problems with sockaddr alignment
	    #XXX sun cc needs -misalign
	    comp_flags="$comp_flags -misalign -xO0"
	    echo "$ac_t""$comp_flags" 1>&6
	    echo "configure: warning: there might currenly be some performance problems with suncc - it needs -misalign" 1>&2
	    $CC 2>&1 | grep ucbcc > /dev/null
	    if test $? -eq 0; then
		#XXX ucbcc uses includes from /usr/ucbinclude, but these are
		#not complete. add /usr/include to include path to get
		#all prototypes (read/write are missing)
		#XXX
		host_cc="solaris-ucbcc"
		CPPFLAGS="-I/usr/include $CPPFLAGS${CPPFLAGS:+ } "
	    fi
	fi
#	AC_MSG_RESULT($comp_flags)
    ;;

    alpha-dec-osf*) #XXX is it possible to get it to work with -newc?
	if test "x$GCC" = x; then
	    comp_flags="-std1 -oldc"
	fi
	echo "$ac_t""$comp_flags" 1>&6
    ;;

    *)
	echo "$ac_t""none" 1>&6
    ;;
    #XXX make sure compiling with compiler options works
esac

echo $ac_n "checking for support for -pipe compiler flag""... $ac_c" 1>&6
echo "configure:1580: checking for support for -pipe compiler flag" >&5
oCFLAGS=$CFLAGS
CFLAGS="$CFLAGS -pipe"
if test "$cross_compiling" = yes; then
    { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
else
  cat > conftest.$ac_ext <<EOF
#line 1587 "configure"
#include "confdefs.h"

int main()
{
	return 0;
}
EOF
if { (eval echo configure:1595: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
  echo "$ac_t""yes" 1>&6
     comp_flags="${comp_flags} -pipe"
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -fr conftest*
  echo "$ac_t""no" 1>&6
fi
rm -fr conftest*
fi

CFLAGS="$oCFLAGS"


echo $ac_n "checking for compilation with debugging""... $ac_c" 1>&6
echo "configure:1612: checking for compilation with debugging" >&5
# Check whether --enable-debug or --disable-debug was given.
if test "${enable_debug+set}" = set; then
  enableval="$enable_debug"
  debug_enabled=t
else
  if test x$prerelease != x; then
	   debug_enabled=t
	 fi
fi


if test x$debug_enabled = xt; then
    #no optimalization wanted
    if test $ac_cv_prog_cc_g = yes; then
	CFLAGS="$CFLAGS -g"
    fi
    CPPFLAGS="-DDEBUG $CPPFLAGS"
    echo "$ac_t""yes" 1>&6
else
    echo "$ac_t""no" 1>&6
    #autoconf_compflags is set to "-g -O2" with GCC
    CFLAGS="$CFLAGS $autoconf_compflags"
fi

#-Wall ?
echo $ac_n "checking for warning flags""... $ac_c" 1>&6
echo "configure:1639: checking for warning flags" >&5
# Check whether --enable-warnings or --disable-warnings was given.
if test "${enable_warnings+set}" = set; then
  enableval="$enable_warnings"
  enable_warnings=t
else
  if test x$prerelease != x; then
	    enable_warnings=t
	 fi
fi


#construct warning flags in $warn
if test x$enable_warnings != x; then
    #try to enable compiler specific warning flags
    if test "x$GCC" = x; then
	case $host in

	    *sunos4*) #sunos cc
#		warn=""
		true
	    ;;

	    alpha-dec-osf*) #osf cc
#		warn="-w0 -check -portable -warnprotos"
		true
	    ;;

	    *-*-solaris*)
		warn="-v" #XXX sun cc won't link with -vc defined
		true
	    ;;

	    *-*-irix*) #sgi cc
		warn="-fullwarn"
	    ;;

	    *) #try -Wall (gcc)
		warn="-Wall"
	    ;;
	esac
    else
	#gcc warnings
	warn="-Wall -W -Wnested-externs -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wcast-align -Wcast-qual -Wbad-function-cast -Wpointer-arith -Wundef"
	#warn="$warn -Wold-style-cast -Winline -Waggregate-return -Wconversion -Wwrite-strings -Wtraditional -Wshadow"
    fi

    oCFLAGS=$CFLAGS
    CFLAGS="$CFLAGS $warn"
    #make sure compilation is still possible
    cat > conftest.$ac_ext <<EOF
#line 1690 "configure"
#include "confdefs.h"

int main() {

; return 0; }
EOF
if { (eval echo configure:1697: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
  rm -rf conftest*
  echo "$ac_t""$warn" 1>&6
else
  echo "configure: failed program was:" >&5
  cat conftest.$ac_ext >&5
  rm -rf conftest*
  echo "$ac_t""none" 1>&6
		    unset warn
fi
rm -f conftest*
    CFLAGS=$oCFLAGS
else
    echo "$ac_t""none" 1>&6
fi

#NOTE: set warnings at the bottom; might interfere with tests
CFLAGS="$CFLAGS $comp_flags"

#-DDIAGNOSTICS?
echo $ac_n "checking for compliation with DIAGNOSTIC""... $ac_c" 1>&6
echo "configure:1718: checking for compliation with DIAGNOSTIC" >&5
# Check whether --enable-diagnostic or --disable-diagnostic was given.
if test "${enable_diagnostic+set}" = set; then
  enableval="$enable_diagnostic"
  cat >> confdefs.h <<\EOF
#define DIAGNOSTIC 1
EOF

	 echo "$ac_t""yes" 1>&6
else
  if test x$prerelease != x; then
	      cat >> confdefs.h <<\EOF
#define DIAGNOSTIC 1
EOF

	      echo "$ac_t""yes" 1>&6
	 else
	      echo "$ac_t""no" 1>&6
	 fi
fi


# Check whether --enable-profiling or --disable-profiling was given.
if test "${enable_profiling+set}" = set; then
  enableval="$enable_profiling"
     cat >> confdefs.h <<\EOF
#define HAVE_PROFILING 1
EOF

    s_profiling=t
fi




if test x$s_profiling = xt; then
  SPROFIL_TRUE=
  SPROFIL_FALSE='#'
else
  SPROFIL_TRUE='#'
  SPROFIL_FALSE=
fi
#static or dynamic sockd?


if test x$no_dynamic_profiled_sockd = xt; then
  STATIC_SOCKD_TRUE=
  STATIC_SOCKD_FALSE='#'
else
  STATIC_SOCKD_TRUE='#'
  STATIC_SOCKD_FALSE=
fi
if test x$no_dynamic_profiled_sockd = xt; then
	echo "configure: warning: sockd is built static when profiling is enabled" 1>&2
fi

# Check whether --enable-linting or --disable-linting was given.
if test "${enable_linting+set}" = set; then
  enableval="$enable_linting"
  s_linting=t
fi