Artifact [8fe74b7f50]
Bounty program for improvements to Tcl and certain Tcl packages.

Artifact 8fe74b7f5027291963d7ce9d6ad2ae957a0bfa49:



dnl "configure.in" for the "tls" Tcl extension.
dnl 
dnl This file is an input file used by the GNU "autoconf" program to
dnl generate the file "configure", which is run during Tcl
dnl installation to configure the system for the local environment.


#--------------------------------------------------------------------
# macro used to verify that the configure script can find the sources
#--------------------------------------------------------------------

AC_INIT(tls.h)

AC_CONFIG_AUX_DIR(config)
CONFIGDIR=${srcdir}/config
AC_SUBST(CONFIGDIR)

#--------------------------------------------------------------------
# Set package name and version numbers here.  The NODOT_VERSION is
# required for constructing the library name on systems that don't
# like dots in # library names (Windows).  The VERSION variable is
# used on the other systems.
#--------------------------------------------------------------------

PACKAGE=tls

MAJOR_VERSION=1
MINOR_VERSION=3
PATCHLEVEL=

VERSION=${MAJOR_VERSION}.${MINOR_VERSION}${PATCHLEVEL}
NODOT_VERSION=${MAJOR_VERSION}${MINOR_VERSION}

AC_SUBST(PACKAGE)
AC_SUBST(VERSION)


#--------------------------------------------------------------------
# We put this here so that you can compile with -DVERSION="1.2" to
# encode the package version directly into the source files.
#--------------------------------------------------------------------

eval AC_DEFINE_UNQUOTED(VERSION, "${VERSION}")
eval AC_DEFINE_UNQUOTED(PACKAGE, "${PACKAGE}")


#--------------------------------------------------------------------
# Establish the location of the root directory for OpenSSL.
#--------------------------------------------------------------------

SSL_DIR='/usr/local/openssl'

AC_ARG_WITH(ssl-dir, [  --with-ssl-dir=DIR  SSL root directory], SSL_DIR=$withval)

if test -z "${SSL_DIR}"; then
    AC_ERROR(must specify SSL directory)
fi
if test ! -f "${SSL_DIR}/include/openssl/opensslv.h"; then
    AC_ERROR(bad ssl-dir: cant find opensslv.h under ${SSL_DIR})
fi

SSL_LIB_DIR=${SSL_DIR}/lib
SSL_INCLUDE_DIR=${SSL_DIR}/include

AC_SUBST(SSL_DIR)
AC_SUBST(SSL_LIB_DIR)
AC_SUBST(SSL_INCLUDE_DIR)

#--------------------------------------------------------------------
# Determine if we should use the patented encryption code
#--------------------------------------------------------------------

AC_ARG_WITH(patents, [  --with-patents=yes|no    Turn on/off the patented encryption code.  Default is no patents], SSL_CFLAGS="", SSL_CFLAGS="-DNO_PATENTS")

AC_SUBST(SSL_CFLAGS)

#--------------------------------------------------------------------
# Check whether --enable-gcc or --disable-gcc was given.  Do this 
# before AC_CYGWIN is called so the compiler can be fully tested by
# built-in autoconf tools.  This macro also calls AC_PROG_CC to set
# the compiler if --enable-gcc was not used.
#--------------------------------------------------------------------

SC_ENABLE_GCC
AC_PROG_INSTALL

#--------------------------------------------------------------------
# If openssl was built with gcc then there may be some symbols that need
# resolving before we can load it into tclsh (__udivd3i on solaris.  Let the
# user specify if we need to add libgcc to the link line to resolve these
# symbols.
#--------------------------------------------------------------------

AC_MSG_CHECKING(if libgcc is needed to resolve openssl symbols)

AC_ARG_WITH(gcclib, [  --with-gcclib         link with libgcc to resolve symbols in a gcc-built openssl library], GCCLIB="-lgcc", GCCLIB="")

if test "x${GCCLIB}" = "x" ; then
    AC_MSG_RESULT(no)
else
    AC_MSG_RESULT(yes)
    AC_MSG_CHECKING(for gcc library location)
    GCCPATH=`${CC} -print-libgcc-file-name | sed -e 's#[^/]*$##'`
    GCCPATH="-L${GCCPATH}"
    AC_MSG_RESULT(${GCCPATH})
fi

#--------------------------------------------------------------------
# Checks to see if the make program sets the $MAKE variable.
#--------------------------------------------------------------------

AC_PROG_MAKE_SET

#--------------------------------------------------------------------
# Find ranlib
#--------------------------------------------------------------------

AC_PROG_RANLIB

#--------------------------------------------------------------------
# This macro performs additional compiler tests.
#--------------------------------------------------------------------

AC_CYGWIN

#--------------------------------------------------------------------
# Determines the correct binary file extension (.o, .obj, .exe etc.)
#--------------------------------------------------------------------

AC_OBJEXT
AC_EXEEXT

#--------------------------------------------------------------------
# "cygpath" is used on windows to generate native path names for
# include files.  These variables should only be used with the
# compiler and linker since # they generate native path names.
#
# Unix tclConfig.sh points SRC_DIR at the top-level directory of
# the Tcl sources, while the Windows tclConfig.sh points SRC_DIR at
# the win subdirectory.  Hence the different usages of SRC_DIR below.
#
# This must be done before calling SC_PUBLIC_TCL_HEADERS or
# SC_PRIVATE_TCL_HEADERS.
#--------------------------------------------------------------------

case "`uname -s`" in
    *win32* | *WIN32* | *CYGWIN_NT*|*CYGWIN_98*|*CYGWIN_95*)
	CYGPATH="cygpath -w"
	RELPATH=".. .. bin"
    ;;
    *)
	CYGPATH=echo
	RELPATH=".."
    ;;
esac

AC_SUBST(CYGPATH)
AC_SUBST(RELPATH)

SSL_INCLUDE_DIR_NATIVE=\"`${CYGPATH} ${SSL_INCLUDE_DIR}`\"
AC_SUBST(SSL_INCLUDE_DIR_NATIVE)


#--------------------------------------------------------------------
# Load the tclConfig.sh file
#--------------------------------------------------------------------

SC_PATH_TCLCONFIG
SC_LOAD_TCLCONFIG

SC_PRIVATE_TCL_HEADERS

#--------------------------------------------------------------------
# A few miscellaneous platform-specific items:
#
# Define a special symbol for Windows (BUILD_tls in this case) so
# that we create the export library with the dll.
#
# Clean up any extra files that Windows creates.
#
# Define any extra compiler flags in the PACKAGE_CFLAGS variable.
# These will be appended to the current set of compiler flags for
# your system.
#--------------------------------------------------------------------

case "`uname -s`" in
    *win32* | *WIN32* | *CYGWIN_NT*|*CYGWIN_98*|*CYGWIN_95*)
	AC_DEFINE_UNQUOTED(BUILD_${PACKAGE})
	CLEANFILES="*.lib *.dll *.exp *.ilk *.pdb vc50.pch"
	AC_SUBST(CLEANFILES)
    ;;
    *)
	CLEANFILES=
    ;;
esac

#--------------------------------------------------------------------
# Check whether --enable-threads or --disable-threads was given.
# So far only Tcl responds to this one.
#--------------------------------------------------------------------

SC_ENABLE_THREADS

#--------------------------------------------------------------------
# The statement below defines a collection of symbols related to
# building as a shared library instead of a static library.
#--------------------------------------------------------------------

SC_ENABLE_SHARED

#--------------------------------------------------------------------
# This macro figures out what flags to use with the compiler/linker
# when building shared/static debug/optimized objects.  This information
# is all taken from the tclConfig.sh file.
#--------------------------------------------------------------------

CFLAGS_DEBUG=${TCL_CFLAGS_DEBUG}
CFLAGS_OPTIMIZE=${TCL_CFLAGS_OPTIMIZE}
LDFLAGS_DEBUG=${TCL_LDFLAGS_DEBUG}
LDFLAGS_OPTIMIZE=${TCL_LDFLAGS_OPTIMIZE}
SHLIB_LD=${TCL_SHLIB_LD}
STLIB_LD=${TCL_STLIB_LD}
SHLIB_CFLAGS=${TCL_SHLIB_CFLAGS}

AC_SUBST(CFLAGS_DEBUG)
AC_SUBST(CFLAGS_OPTIMIZE)
AC_SUBST(STLIB_LD)
AC_SUBST(SHLIB_LD)
AC_SUBST(SHLIB_CFLAGS)
AC_SUBST(SHLIB_LDFLAGS)

#--------------------------------------------------------------------
# Set the default compiler switches based on the --enable-symbols 
# option.
#--------------------------------------------------------------------

SC_ENABLE_SYMBOLS

if test "${SHARED_BUILD}" = "1" ; then
    CFLAGS='${CFLAGS_DEFAULT} ${CFLAGS_WARNING} ${SHLIB_CFLAGS}'
else
    CFLAGS='${CFLAGS_DEFAULT} ${CFLAGS_WARNING}'
fi

#--------------------------------------------------------------------
# Everyone should be linking against the Tcl stub library.  If you
# can't for some reason, remove this definition.  If you aren't using
# stubs, you also need to modify the SHLIB_LD_LIBS setting below to
# link against the non-stubbed Tcl library.
#--------------------------------------------------------------------

AC_DEFINE(USE_TCL_STUBS)

#--------------------------------------------------------------------
# This macro generates a line to use when building a library.  It
# depends on values set by the SC_ENABLE_SHARED, SC_ENABLE_SYMBOLS,
# and SC_LOAD_TCLCONFIG macros above.
#--------------------------------------------------------------------

SC_MAKE_LIB

#--------------------------------------------------------------------
# eval these two values to dereference the ${DBGX} variable.
#--------------------------------------------------------------------

eval "SHARED_LIB_SUFFIX=${TCL_SHARED_LIB_SUFFIX}"
eval "UNSHARED_LIB_SUFFIX=${TCL_UNSHARED_LIB_SUFFIX}"

#--------------------------------------------------------------------
# Shared libraries and static libraries have different names.
# Also, windows libraries and unix libraries have different names.
# (I chose to use the names that OpenSSL uses as its default names.)
#--------------------------------------------------------------------

case "`uname -s`" in
    *win32* | *WIN32* | *CYGWIN_NT*|*CYGWIN_98*|*CYGWIN_95*)
	if test "${SHARED_BUILD}" = "1" ; then
	    SHLIB_LD_LIBS="\"`${CYGPATH} ${TCL_BIN_DIR}/${TCL_STUB_LIB_FILE}`\" ${TCL_SHLIB_LD_LIBS} \"`${CYGPATH} ${SSL_LIB_DIR}/ssleay32.lib`\" \"`${CYGPATH} ${SSL_LIB_DIR}/libeay32.lib`\""
	    eval "${PACKAGE}_LIB_FILE=${PACKAGE}${SHARED_LIB_SUFFIX}"
	    RANLIB=:
	else
	    eval "${PACKAGE}_LIB_FILE=${PACKAGE}${UNSHARED_LIB_SUFFIX}"
	fi
	;;
    *)
	if test "${SHARED_BUILD}" = "1" ; then
	    SHLIB_LD_LIBS="${TCL_STUB_LIB_SPEC} -L${SSL_LIB_DIR} -lssl -L${SSL_LIB_DIR} -lcrypto ${GCCPATH} ${GCCLIB}"
	    eval "${PACKAGE}_LIB_FILE=lib${PACKAGE}${SHARED_LIB_SUFFIX}"
	    RANLIB=:
	else
	    eval "${PACKAGE}_LIB_FILE=lib${PACKAGE}${UNSHARED_LIB_SUFFIX}"
	fi
	;;
esac


AC_SUBST(tls_LIB_FILE)
AC_SUBST(SHLIB_LD_LIBS)

#--------------------------------------------------------------------
# Find tclsh so that we can run pkg_mkIndex to generate the pkgIndex.tcl
# file during the install process.  Don't run the TCLSH_PROG through
# ${CYGPATH} because it's being used directly by make.
# Require that we use a tclsh shell version 8.2 or later since earlier
# versions have bugs in the pkg_mkIndex routine.
#--------------------------------------------------------------------

SC_PROG_TCLSH

#--------------------------------------------------------------------
# Finally, substitute all of the various values into the Makefile.
#--------------------------------------------------------------------

AC_OUTPUT([Makefile \
	pkgIndex.tcl])