configure

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fi

EXEEXT=""
test x"${ac_cv_exeext}" != xno && EXEEXT=${ac_cv_exeext}
echo "$ac_t""${ac_cv_exeext}" 1>&6
ac_exeext=$EXEEXT


#--------------------------------------------------------------------
# Check whether --enable-threads or --disable-threads was given.
#--------------------------------------------------------------------


    echo $ac_n "checking for building with threads""... $ac_c" 1>&6
echo "configure:1363: checking for building with threads" >&5
    # Check whether --enable-threads or --disable-threads was given.
if test "${enable_threads+set}" = set; then
  enableval="$enable_threads"
  tcl_ok=$enableval
else
  tcl_ok=no
fi


    if test "$tcl_ok" = "yes"; then
	echo "$ac_t""yes" 1>&6
	TCL_THREADS=1
	cat >> confdefs.h <<\EOF
#define TCL_THREADS 1
EOF

	# USE_THREAD_ALLOC tells us to try the special thread-based
	# allocator that significantly reduces lock contention
	cat >> confdefs.h <<\EOF
#define USE_THREAD_ALLOC 1
EOF

    else
	TCL_THREADS=0
	echo "$ac_t""no (default)" 1>&6
    fi
    


#--------------------------------------------------------------------
# The statements below define a collection of symbols related to
# building libtcl as a shared library instead of a static library.
#--------------------------------------------------------------------


    echo $ac_n "checking how to build libraries""... $ac_c" 1>&6
echo "configure:1400: checking how to build libraries" >&5
    # Check whether --enable-shared or --disable-shared was given.
if test "${enable_shared+set}" = set; then
  enableval="$enable_shared"
  tcl_ok=$enableval
else
  tcl_ok=yes
fi


    if test "${enable_shared+set}" = set; then
	enableval="$enable_shared"
	tcl_ok=$enableval
    else
	tcl_ok=yes
    fi

    if test "$tcl_ok" = "yes" ; then
	echo "$ac_t""shared" 1>&6
	SHARED_BUILD=1
    else
	echo "$ac_t""static" 1>&6
	SHARED_BUILD=0
	cat >> confdefs.h <<\EOF
#define STATIC_BUILD 1
EOF

    fi


#--------------------------------------------------------------------
# The statements below define a collection of compile flags.  This 
# macro depends on the value of SHARED_BUILD, and should be called
# after SC_ENABLE_SHARED checks the configure switches.
#--------------------------------------------------------------------



    # Step 0: Enable 64 bit support?

    echo $ac_n "checking if 64bit support is requested""... $ac_c" 1>&6
echo "configure:1441: checking if 64bit support is requested" >&5
    # Check whether --enable-64bit or --disable-64bit was given.
if test "${enable_64bit+set}" = set; then
  enableval="$enable_64bit"
  do64bit=$enableval
else
  do64bit=no
fi

    echo "$ac_t""$do64bit" 1>&6

    # Set some defaults (may get changed below)
    EXTRA_CFLAGS=""

    # Extract the first word of "cygpath", so it can be a program name with args.
set dummy cygpath; ac_word=$2
echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
echo "configure:1458: checking for $ac_word" >&5
if eval "test \"`echo '$''{'ac_cv_prog_CYGPATH'+set}'`\" = set"; then
  echo $ac_n "(cached) $ac_c" 1>&6
else
  if test -n "$CYGPATH"; then
  ac_cv_prog_CYGPATH="$CYGPATH" # Let the user override the test.
else
  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
  ac_dummy="$PATH"
  for ac_dir in $ac_dummy; do
    test -z "$ac_dir" && ac_dir=.
    if test -f $ac_dir/$ac_word; then
      ac_cv_prog_CYGPATH="cygpath -w"
      break
    fi
  done
  IFS="$ac_save_ifs"
  test -z "$ac_cv_prog_CYGPATH" && ac_cv_prog_CYGPATH="echo"
fi
fi
CYGPATH="$ac_cv_prog_CYGPATH"
if test -n "$CYGPATH"; then
  echo "$ac_t""$CYGPATH" 1>&6
else
  echo "$ac_t""no" 1>&6
fi


    SHLIB_SUFFIX=".dll"

    # Check for a bug in gcc's windres that causes the
    # compile to fail when a Windows native path is
    # passed into windres. The mingw toolchain requires
    # Windows native paths while Cygwin should work
    # with both. Avoid the bug by passing a POSIX
    # path when using the Cygwin toolchain.

    if test "$GCC" = "yes" && test "$CYGPATH" != "echo" ; then
	conftest=/tmp/conftest.rc
	echo "STRINGTABLE BEGIN" > $conftest
	echo "101 \"name\"" >> $conftest
	echo "END" >> $conftest

	echo $ac_n "checking for Windows native path bug in windres""... $ac_c" 1>&6
echo "configure:1502: checking for Windows native path bug in windres" >&5
	cyg_conftest=`$CYGPATH $conftest`
	if { ac_try='$RC -o conftest.res.o $cyg_conftest'; { (eval echo configure:1504: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } ; then
	    echo "$ac_t""no" 1>&6
	else
	    echo "$ac_t""yes" 1>&6
	    CYGPATH=echo
	fi
	conftest=
	cyg_conftest=
    fi

    if test "$CYGPATH" = "echo" || test "$ac_cv_cygwin" = "yes"; then
        DEPARG='"$<"'
    else
        DEPARG='"$(shell $(CYGPATH) $<)"'
    fi

    # set various compiler flags depending on whether we are using gcc or cl

    echo $ac_n "checking compiler flags""... $ac_c" 1>&6
echo "configure:1523: checking compiler flags" >&5
    if test "${GCC}" = "yes" ; then
	if test "$do64bit" = "yes" ; then
	    echo "configure: warning: "64bit mode not supported with GCC on Windows"" 1>&2
	fi
	SHLIB_LD=""
	SHLIB_LD_LIBS=""
	LIBS=""
	LIBS_GUI="-lgdi32 -lcomdlg32 -limm32 -lcomctl32 -lshell32"
	STLIB_LD='${AR} cr'
	RC_OUT=-o
	RC_TYPE=
	RC_INCLUDE=--include
	RC_DEFINE=--define
	RES=res.o
	MAKE_LIB="\${STLIB_LD} \$@"
	POST_MAKE_LIB="\${RANLIB} \$@"
	MAKE_EXE="\${CC} -o \$@"
	LIBPREFIX="lib"

	#if test "$ac_cv_cygwin" = "yes"; then
	#    extra_cflags="-mno-cygwin"
	#    extra_ldflags="-mno-cygwin"
	#else
	#    extra_cflags=""
	#    extra_ldflags=""
	#fi

	if test "$ac_cv_cygwin" = "yes"; then
	  touch ac$$.c
	  if ${CC} -c -mwin32 ac$$.c >/dev/null 2>&1; then
	    case "$extra_cflags" in
	      *-mwin32*) ;;
	      *) extra_cflags="-mwin32 $extra_cflags" ;;
	    esac
	    case "$extra_ldflags" in
	      *-mwin32*) ;;
	      *) extra_ldflags="-mwin32 $extra_ldflags" ;;
	    esac
	  fi
	  rm -f ac$$.o ac$$.c
	else
	  extra_cflags=''
	  extra_ldflags=''
	fi

	if test "${SHARED_BUILD}" = "0" ; then
	    # static
            echo "$ac_t""using static flags" 1>&6
	    runtime=
	    MAKE_DLL="echo "
	    LIBSUFFIX="s\${DBGX}.a"
	    LIBRARIES="\${STATIC_LIBRARIES}"
	    EXESUFFIX="s\${DBGX}.exe"
	else
	    # dynamic
            echo "$ac_t""using shared flags" 1>&6

	    # ad-hoc check to see if CC supports -shared.
	    if "${CC}" -shared 2>&1 | egrep ': -shared not supported' >/dev/null; then
		{ echo "configure: error: ${CC} does not support the -shared option.
                You will need to upgrade to a newer version of the toolchain." 1>&2; exit 1; }
	    fi

	    runtime=
	    # Link with gcc since ld does not link to default libs like
	    # -luser32 and -lmsvcrt by default. Make sure CFLAGS is
	    # included so -mno-cygwin passed the correct libs to the linker.
	    SHLIB_LD='${CC} -shared ${CFLAGS}'
	    SHLIB_LD_LIBS='${LIBS}'
	    # Add SHLIB_LD_LIBS to the Make rule, not here.
	    MAKE_DLL="\${SHLIB_LD} \$(LDFLAGS) -o \$@ ${extra_ldflags} \
	        -Wl,--out-implib,\$(patsubst %.dll,lib%.a,\$@)"

	    LIBSUFFIX="\${DBGX}.a"
	    EXESUFFIX="\${DBGX}.exe"
	    LIBRARIES="\${SHARED_LIBRARIES}"
	fi
	# DLLSUFFIX is separate because it is the building block for
	# users of tclConfig.sh that may build shared or static.
	DLLSUFFIX="\${DBGX}.dll"
	SHLIB_SUFFIX=.dll

	EXTRA_CFLAGS="${extra_cflags}"

	CFLAGS_DEBUG=-g
	CFLAGS_OPTIMIZE=-O
	CFLAGS_WARNING="-Wall -Wconversion"
	LDFLAGS_DEBUG=
	LDFLAGS_OPTIMIZE=

	# Specify the CC output file names based on the target name
	CC_OBJNAME="-o \$@"
	CC_EXENAME="-o \$@"

	# Specify linker flags depending on the type of app being 
	# built -- Console vs. Window.
	#
	# ORIGINAL COMMENT:
	# We need to pass -e _WinMain@16 so that ld will use
	# WinMain() instead of main() as the entry point. We can't
	# use autoconf to check for this case since it would need
	# to run an executable and that does not work when
	# cross compiling. Remove this -e workaround once we
	# require a gcc that does not have this bug.
	#
	# MK NOTE: Tk should use a different mechanism. This causes 
	# interesting problems, such as wish dying at startup.
	#LDFLAGS_WINDOW="-mwindows -e _WinMain@16 ${extra_ldflags}"
	LDFLAGS_CONSOLE="-mconsole ${extra_ldflags}"
	LDFLAGS_WINDOW="-mwindows ${extra_ldflags}"
    else
	if test "${SHARED_BUILD}" = "0" ; then
	    # static
            echo "$ac_t""using static flags" 1>&6
	    runtime=-MT
	    MAKE_DLL="echo "
	    LIBSUFFIX="s\${DBGX}.lib"
	    LIBRARIES="\${STATIC_LIBRARIES}"
	    EXESUFFIX="s\${DBGX}.exe"
	    SHLIB_LD_LIBS=""
	else
	    # dynamic
            echo "$ac_t""using shared flags" 1>&6
	    runtime=-MD
	    # Add SHLIB_LD_LIBS to the Make rule, not here.
	    MAKE_DLL="\${SHLIB_LD} \$(LDFLAGS) -out:\$@"
	    LIBSUFFIX="\${DBGX}.lib"
	    EXESUFFIX="\${DBGX}.exe"
	    LIBRARIES="\${SHARED_LIBRARIES}"
	    SHLIB_LD_LIBS='${LIBS}'
	fi
	# DLLSUFFIX is separate because it is the building block for
	# users of tclConfig.sh that may build shared or static.
	DLLSUFFIX="\${DBGX}.dll"

	# This is a 2-stage check to make sure we have the 64-bit SDK
	# We have to know where the SDK is installed.
	if test "$do64bit" = "yes" ; then
	    if test "x${MSSDK}x" = "xx" ; then
		MSSDK="C:/Progra~1/Microsoft SDK"
	    fi
	    # In order to work in the tortured autoconf environment,
	    # we need to ensure that this path has no spaces
	    MSSDK=$(cygpath -w -s "$MSSDK" | sed -e 's!\\!/!g')
	    if test ! -d "${MSSDK}/bin/win64" ; then
		echo "configure: warning: "could not find 64-bit SDK to enable 64bit mode"" 1>&2
		do64bit="no"
	    fi
	fi

	if test "$do64bit" = "yes" ; then
	    # All this magic is necessary for the Win64 SDK RC1 - hobbs
	    CC="${MSSDK}/Bin/Win64/cl.exe \
	-I${MSSDK}/Include/prerelease \
	-I${MSSDK}/Include/Win64/crt \
	-I${MSSDK}/Include/Win64/crt/sys \
	-I${MSSDK}/Include"
	    RC="${MSSDK}/bin/rc.exe"
	    CFLAGS_DEBUG="-nologo -Zi -Od ${runtime}d"
	    CFLAGS_OPTIMIZE="-nologo -O2 -Gs ${runtime}"
	    lflags="-MACHINE:IA64 -LIBPATH:${MSSDK}/Lib/IA64 \
	-LIBPATH:${MSSDK}/Lib/Prerelease/IA64"
	    STLIB_LD="${MSSDK}/bin/win64/lib.exe -nologo ${lflags}"
	    LINKBIN="${MSSDK}/bin/win64/link.exe ${lflags}"
	else
	    RC="rc"
	    CFLAGS_DEBUG="-nologo -Z7 -Od -WX ${runtime}d"
	    CFLAGS_OPTIMIZE="-nologo -Oti -Gs -GD ${runtime}"
	    STLIB_LD="lib -nologo"
	    LINKBIN="link -link50compat"
	fi

	SHLIB_LD="${LINKBIN} -dll -nologo -incremental:no"
	LIBS="user32.lib advapi32.lib"
	LIBS_GUI="gdi32.lib comdlg32.lib imm32.lib comctl32.lib shell32.lib"
	RC_OUT=-fo
	RC_TYPE=-r
	RC_INCLUDE=-i
	RC_DEFINE=-d
	RES=res
	MAKE_LIB="\${STLIB_LD} -out:\$@"
	POST_MAKE_LIB=
	MAKE_EXE="\${CC} -Fe\$@"
	LIBPREFIX=""

	EXTRA_CFLAGS="-YX"
	CFLAGS_WARNING="-W3"
	LDFLAGS_DEBUG="-debug:full -debugtype:both"
	LDFLAGS_OPTIMIZE="-release"
	
	# Specify the CC output file names based on the target name
	CC_OBJNAME="-Fo\$@"
	CC_EXENAME="-Fe\"\$(shell \$(CYGPATH) '\$@')\""

	# Specify linker flags depending on the type of app being 
	# built -- Console vs. Window.
	LDFLAGS_CONSOLE="-link -subsystem:console ${lflags}"
	LDFLAGS_WINDOW="-link -subsystem:windows ${lflags}"
    fi

    # DL_LIBS is empty, but then we match the Unix version
    
    
    
    


#--------------------------------------------------------------------
# Set the default compiler switches based on the --enable-symbols 
# option.  This macro depends on C flags, and should be called
# after SC_CONFIG_CFLAGS macro is called.
#--------------------------------------------------------------------


    echo $ac_n "checking for build with symbols""... $ac_c" 1>&6
echo "configure:1739: checking for build with symbols" >&5
    # Check whether --enable-symbols or --disable-symbols was given.
if test "${enable_symbols+set}" = set; then
  enableval="$enable_symbols"
  tcl_ok=$enableval
else
  tcl_ok=no
fi

# FIXME: Currently, LDFLAGS_DEFAULT is not used, it should work like CFLAGS_DEFAULT.
    if test "$tcl_ok" = "no"; then
	CFLAGS_DEFAULT='$(CFLAGS_OPTIMIZE)'
	LDFLAGS_DEFAULT='$(LDFLAGS_OPTIMIZE)'
	DBGX=""
	echo "$ac_t""no" 1>&6
    else
	CFLAGS_DEFAULT='$(CFLAGS_DEBUG)'
	LDFLAGS_DEFAULT='$(LDFLAGS_DEBUG)'
	DBGX=g
	if test "$tcl_ok" = "yes"; then
	    echo "$ac_t""yes (standard debugging)" 1>&6
	fi
    fi
    
    

    if test "$tcl_ok" = "mem" -o "$tcl_ok" = "all"; then
	cat >> confdefs.h <<\EOF
#define TCL_MEM_DEBUG 1
EOF

    fi

    if test "$tcl_ok" = "compile" -o "$tcl_ok" = "all"; then
	cat >> confdefs.h <<\EOF
#define TCL_COMPILE_DEBUG 1
EOF

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

    fi

    if test "$tcl_ok" != "yes" -a "$tcl_ok" != "no"; then
	if test "$tcl_ok" = "all"; then
	    echo "$ac_t""enabled symbols mem compile debugging" 1>&6
	else
	    echo "$ac_t""enabled $tcl_ok debugging" 1>&6
	fi
    fi


TCL_DBGX=${DBGX}

#--------------------------------------------------------------------
# man2tcl needs this so that it can use errno.h
#--------------------------------------------------------------------