# tcl.m4 -- # # This file provides a set of autoconf macros to help TEA-enable # a Tcl extension. # # Copyright (c) 1999-2000 Ajuba Solutions. # Copyright (c) 2002-2005 ActiveState Corporation. # Copyright (c) 2017 Eggheads Development Team # # Original Tcl/TEA license.terms information for this file: # This software is copyrighted by the Regents of the University of # California, Sun Microsystems, Inc., Scriptics Corporation, ActiveState # Corporation and other parties. The following terms apply to all files # associated with the software unless explicitly disclaimed in # individual files. # The authors hereby grant permission to use, copy, modify, distribute, # and license this software and its documentation for any purpose, provided # that existing copyright notices are retained in all copies and that this # notice is included verbatim in any distributions. No written agreement, # license, or royalty fee is required for any of the authorized uses. # Modifications to this software may be copyrighted by their authors # and need not follow the licensing terms described here, provided that # the new terms are clearly indicated on the first page of each file where # they apply. # IN NO EVENT SHALL THE AUTHORS OR DISTRIBUTORS BE LIABLE TO ANY PARTY # FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES # ARISING OUT OF THE USE OF THIS SOFTWARE, ITS DOCUMENTATION, OR ANY # DERIVATIVES THEREOF, EVEN IF THE AUTHORS HAVE BEEN ADVISED OF THE # POSSIBILITY OF SUCH DAMAGE. # THE AUTHORS AND DISTRIBUTORS SPECIFICALLY DISCLAIM ANY WARRANTIES, # INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT. THIS SOFTWARE # IS PROVIDED ON AN "AS IS" BASIS, AND THE AUTHORS AND DISTRIBUTORS HAVE # NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR # MODIFICATIONS. # GOVERNMENT USE: If you are acquiring this software on behalf of the # U.S. government, the Government shall have only "Restricted Rights" # in the software and related documentation as defined in the Federal # Acquisition Regulations (FARs) in Clause 52.227.19 (c) (2). If you # are acquiring the software on behalf of the Department of Defense, the # software shall be classified as "Commercial Computer Software" and the # Government shall have only "Restricted Rights" as defined in Clause # 252.227-7014 (b) (3) of DFARs. Notwithstanding the foregoing, the # authors grant the U.S. Government and others acting in its behalf # permission to use and distribute the software in accordance with the # terms specified in this license. AC_PREREQ(2.57) dnl TEA extensions pass us the version of TEA they think they dnl are compatible with (must be set in TEA_INIT below) dnl TEA_VERSION="3.10" # Possible values for key variables defined: # # TEA_WINDOWINGSYSTEM - win32 aqua x11 (mirrors 'tk windowingsystem') # PRACTCL_WINDOWINGSYSTEM - windows cocoa hitheme x11 sdl # TEA_PLATFORM - windows unix # TEA_TK_EXTENSION - True if this is a Tk extension # TEACUP_OS - windows macosx linux generic # TEACUP_TOOLSET - Toolset in use (gcc,mingw,msvc,llvm) # TEACUP_PROFILE - win32 # #------------------------------------------------------------------------ # TEA_PATH_TCLCONFIG -- # # Locate the tclConfig.sh file and perform a sanity check on # the Tcl compile flags # # Arguments: # none # # Results: # # Adds the following arguments to configure: # --with-tcl=... # # Defines the following vars: # TCL_BIN_DIR Full path to the directory containing # the tclConfig.sh file #------------------------------------------------------------------------ AC_DEFUN([TEA_PATH_TCLCONFIG], [ dnl TEA specific: Make sure we are initialized AC_REQUIRE([TEA_INIT]) # # Ok, lets find the tcl configuration # First, look for one uninstalled. # the alternative search directory is invoked by --with-tcl # if test x"${no_tcl}" = x ; then # we reset no_tcl in case something fails here no_tcl=true AC_ARG_WITH(tcl, AC_HELP_STRING([--with-tcl], [directory containing tcl configuration (tclConfig.sh)]), with_tclconfig="${withval}") AC_MSG_CHECKING([for Tcl configuration]) AC_CACHE_VAL(ac_cv_c_tclconfig,[ # First check to see if --with-tcl was specified. if test x"${with_tclconfig}" != x ; then case "${with_tclconfig}" in */tclConfig.sh ) if test -f "${with_tclconfig}"; then AC_MSG_WARN([--with-tcl argument should refer to directory containing tclConfig.sh, not to tclConfig.sh itself]) with_tclconfig="`echo "${with_tclconfig}" | sed 's!/tclConfig\.sh$!!'`" fi ;; esac if test -f "${with_tclconfig}/tclConfig.sh" ; then ac_cv_c_tclconfig="`(cd "${with_tclconfig}"; pwd)`" else AC_MSG_ERROR([${with_tclconfig} directory doesn't contain tclConfig.sh]) fi fi # then check for a private Tcl installation if test x"${ac_cv_c_tclconfig}" = x ; then for i in \ ../tcl \ `ls -dr ../tcl[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \ `ls -dr ../tcl[[8-9]].[[0-9]] 2>/dev/null` \ `ls -dr ../tcl[[8-9]].[[0-9]]* 2>/dev/null` \ ../../tcl \ `ls -dr ../../tcl[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \ `ls -dr ../../tcl[[8-9]].[[0-9]] 2>/dev/null` \ `ls -dr ../../tcl[[8-9]].[[0-9]]* 2>/dev/null` \ ../../../tcl \ `ls -dr ../../../tcl[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \ `ls -dr ../../../tcl[[8-9]].[[0-9]] 2>/dev/null` \ `ls -dr ../../../tcl[[8-9]].[[0-9]]* 2>/dev/null` ; do if test "${TEA_PLATFORM}" = "windows" \ -a -f "$i/win/tclConfig.sh" ; then ac_cv_c_tclconfig="`(cd $i/win; pwd)`" break fi if test -f "$i/unix/tclConfig.sh" ; then ac_cv_c_tclconfig="`(cd $i/unix; pwd)`" break fi done fi # on Darwin, check in Framework installation locations if test "`uname -s`" = "Darwin" -a x"${ac_cv_c_tclconfig}" = x ; then for i in `ls -d ~/Library/Frameworks 2>/dev/null` \ `ls -d /Library/Frameworks 2>/dev/null` \ `ls -d /Network/Library/Frameworks 2>/dev/null` \ `ls -d /System/Library/Frameworks 2>/dev/null` \ ; do if test -f "$i/Tcl.framework/tclConfig.sh" ; then ac_cv_c_tclconfig="`(cd $i/Tcl.framework; pwd)`" break fi done fi # TEA specific: on Windows, check in common installation locations if test "${TEA_PLATFORM}" = "windows" \ -a x"${ac_cv_c_tclconfig}" = x ; then for i in `ls -d C:/Tcl/lib 2>/dev/null` \ `ls -d C:/Progra~1/Tcl/lib 2>/dev/null` \ ; do if test -f "$i/tclConfig.sh" ; then ac_cv_c_tclconfig="`(cd $i; pwd)`" break fi done fi # check in a few common install locations if test x"${ac_cv_c_tclconfig}" = x ; then for i in `ls -d ${libdir} 2>/dev/null` \ `ls -d ${exec_prefix}/lib 2>/dev/null` \ `ls -d ${prefix}/lib 2>/dev/null` \ `ls -d /usr/contrib/lib 2>/dev/null` \ `ls -d /usr/local/lib 2>/dev/null` \ `ls -d /usr/pkg/lib 2>/dev/null` \ `ls -d /usr/lib 2>/dev/null` \ `ls -d /usr/lib64 2>/dev/null` \ `ls -d /usr/lib/tcl[[8-9]].[[0-9]] 2>/dev/null` \ `ls -d /usr/local/lib/tcl[[8-9]].[[0-9]] 2>/dev/null` \ `ls -d /usr/local/lib/tcl/tcl[[8-9]].[[0-9]] 2>/dev/null` \ ; do if test -f "$i/tclConfig.sh" ; then ac_cv_c_tclconfig="`(cd $i; pwd)`" break fi done fi # check in a few other private locations if test x"${ac_cv_c_tclconfig}" = x ; then for i in \ ${srcdir}/../tcl \ `ls -dr ${srcdir}/../tcl[[8-9]].[[0-9]].[[0-9]]* 2>/dev/null` \ `ls -dr ${srcdir}/../tcl[[8-9]].[[0-9]] 2>/dev/null` \ `ls -dr ${srcdir}/../tcl[[8-9]].[[0-9]]* 2>/dev/null` ; do if test "${TEA_PLATFORM}" = "windows" \ -a -f "$i/win/tclConfig.sh" ; then ac_cv_c_tclconfig="`(cd $i/win; pwd)`" break fi if test -f "$i/unix/tclConfig.sh" ; then ac_cv_c_tclconfig="`(cd $i/unix; pwd)`" break fi done fi ]) if test x"${ac_cv_c_tclconfig}" = x ; then TCL_BIN_DIR="# no Tcl configs found" AC_MSG_ERROR([Can't find Tcl configuration definitions. Use --with-tcl to specify a directory containing tclConfig.sh]) else no_tcl= TCL_BIN_DIR="${ac_cv_c_tclconfig}" AC_MSG_RESULT([found ${TCL_BIN_DIR}/tclConfig.sh]) fi fi ]) ## ## Here ends the standard Tcl configuration bits and starts the ## TEA specific functions ## #------------------------------------------------------------------------ # TEA_INIT -- # # Init various Tcl Extension Architecture (TEA) variables. # This should be the first called TEA_* macro. # # Arguments: # none # # Results: # # Defines and substs the following vars: # CYGPATH # EXEEXT # Defines only: # TEA_VERSION # TEA_INITED # TEA_PLATFORM (windows or unix) # # "cygpath" is used on windows to generate native path names for include # files. These variables should only be used with the compiler and linker # since they generate native path names. # # EXEEXT # Select the executable extension based on the host type. This # is a lightweight replacement for AC_EXEEXT that doesn't require # a compiler. #------------------------------------------------------------------------ AC_DEFUN([TEA_INIT], [ # TEA extensions pass this us the version of TEA they think they # are compatible with. TEA_VERSION="3.10" AC_MSG_CHECKING([for correct TEA configuration]) if test x"${PACKAGE_NAME}" = x ; then AC_MSG_ERROR([ The PACKAGE_NAME variable must be defined by your TEA configure.ac]) fi if test x"$1" = x ; then AC_MSG_ERROR([ TEA version not specified.]) elif test "$1" != "${TEA_VERSION}" ; then AC_MSG_RESULT([warning: requested TEA version "$1", have "${TEA_VERSION}"]) else AC_MSG_RESULT([ok (TEA ${TEA_VERSION})]) fi # If the user did not set CFLAGS, set it now to keep macros # like AC_PROG_CC and AC_TRY_COMPILE from adding "-g -O2". if test "${CFLAGS+set}" != "set" ; then CFLAGS="" fi TEA_TK_EXTENSION=0 AC_SUBST(TEA_TK_EXTENSION) case "`uname -s`" in *win32*|*WIN32*|*MINGW32_*) AC_CHECK_PROG(CYGPATH, cygpath, cygpath -m, echo) EXEEXT=".exe" TEA_PLATFORM="windows" ;; *CYGWIN_*) EXEEXT=".exe" # CYGPATH and TEA_PLATFORM are determined later in LOAD_TCLCONFIG ;; *) CYGPATH=echo # Maybe we are cross-compiling.... case ${host_alias} in *mingw32*) EXEEXT=".exe" TEA_PLATFORM="windows" ;; *) EXEEXT="" TEA_PLATFORM="unix" ;; esac ;; esac # Check if exec_prefix is set. If not use fall back to prefix. # Note when adjusted, so that TEA_PREFIX can correct for this. # This is needed for recursive configures, since autoconf propagates # $prefix, but not $exec_prefix (doh!). if test x$exec_prefix = xNONE ; then exec_prefix_default=yes exec_prefix=$prefix fi AC_MSG_NOTICE([configuring ${PACKAGE_NAME} ${PACKAGE_VERSION}]) AC_SUBST(EXEEXT) AC_SUBST(CYGPATH) # This package name must be replaced statically for AC_SUBST to work AC_SUBST(PKG_LIB_FILE) # Substitute STUB_LIB_FILE in case package creates a stub library too. AC_SUBST(PKG_STUB_LIB_FILE) # We AC_SUBST these here to ensure they are subst'ed, # in case the user doesn't call TEA_ADD_... AC_SUBST(PKG_STUB_SOURCES) AC_SUBST(PKG_STUB_OBJECTS) AC_SUBST(PKG_TCL_SOURCES) AC_SUBST(PKG_HEADERS) AC_SUBST(PKG_INCLUDES) AC_SUBST(PKG_LIBS) AC_SUBST(PKG_CFLAGS) ]) #------------------------------------------------------------------------ # TEA_LOAD_TCLCONFIG -- # # Load the tclConfig.sh file # # Arguments: # # Requires the following vars to be set: # TCL_BIN_DIR # # Results: # # Substitutes the following vars: # TCL_BIN_DIR # TCL_SRC_DIR # TCL_LIB_FILE # TCL_ZIP_FILE # TCL_ZIPFS_SUPPORT #------------------------------------------------------------------------ AC_DEFUN([TEA_LOAD_TCLCONFIG], [ AC_MSG_CHECKING([for existence of ${TCL_BIN_DIR}/tclConfig.sh]) if test -f "${TCL_BIN_DIR}/tclConfig.sh" ; then AC_MSG_RESULT([loading]) . "${TCL_BIN_DIR}/tclConfig.sh" else AC_MSG_RESULT([could not find ${TCL_BIN_DIR}/tclConfig.sh]) fi # eval is required to do the TCL_DBGX substitution eval "TCL_LIB_FILE=\"${TCL_LIB_FILE}\"" eval "TCL_STUB_LIB_FILE=\"${TCL_STUB_LIB_FILE}\"" # If the TCL_BIN_DIR is the build directory (not the install directory), # then set the common variable name to the value of the build variables. # For example, the variable TCL_LIB_SPEC will be set to the value # of TCL_BUILD_LIB_SPEC. An extension should make use of TCL_LIB_SPEC # instead of TCL_BUILD_LIB_SPEC since it will work with both an # installed and uninstalled version of Tcl. if test -f "${TCL_BIN_DIR}/Makefile" ; then TCL_LIB_SPEC="${TCL_BUILD_LIB_SPEC}" TCL_STUB_LIB_SPEC="${TCL_BUILD_STUB_LIB_SPEC}" TCL_STUB_LIB_PATH="${TCL_BUILD_STUB_LIB_PATH}" elif test "`uname -s`" = "Darwin"; then # If Tcl was built as a framework, attempt to use the libraries # from the framework at the given location so that linking works # against Tcl.framework installed in an arbitrary location. case ${TCL_DEFS} in *TCL_FRAMEWORK*) if test -f "${TCL_BIN_DIR}/${TCL_LIB_FILE}"; then for i in "`cd "${TCL_BIN_DIR}"; pwd`" \ "`cd "${TCL_BIN_DIR}"/../..; pwd`"; do if test "`basename "$i"`" = "${TCL_LIB_FILE}.framework"; then TCL_LIB_SPEC="-F`dirname "$i" | sed -e 's/ /\\\\ /g'` -framework ${TCL_LIB_FILE}" break fi done fi if test -f "${TCL_BIN_DIR}/${TCL_STUB_LIB_FILE}"; then TCL_STUB_LIB_SPEC="-L`echo "${TCL_BIN_DIR}" | sed -e 's/ /\\\\ /g'` ${TCL_STUB_LIB_FLAG}" TCL_STUB_LIB_PATH="${TCL_BIN_DIR}/${TCL_STUB_LIB_FILE}" fi ;; esac fi # eval is required to do the TCL_DBGX substitution eval "TCL_LIB_FLAG=\"${TCL_LIB_FLAG}\"" eval "TCL_LIB_SPEC=\"${TCL_LIB_SPEC}\"" eval "TCL_STUB_LIB_FLAG=\"${TCL_STUB_LIB_FLAG}\"" eval "TCL_STUB_LIB_SPEC=\"${TCL_STUB_LIB_SPEC}\"" AC_SUBST(TCL_VERSION) AC_SUBST(TCL_PATCH_LEVEL) AC_SUBST(TCL_BIN_DIR) AC_SUBST(TCL_SRC_DIR) AC_SUBST(TCL_LIB_FILE) AC_SUBST(TCL_LIB_FLAG) AC_SUBST(TCL_LIB_SPEC) AC_SUBST(TCL_STUB_LIB_FILE) AC_SUBST(TCL_STUB_LIB_FLAG) AC_SUBST(TCL_STUB_LIB_SPEC) AC_MSG_CHECKING([platform]) hold_cc=$CC; CC="$TCL_CC" AC_TRY_COMPILE(,[ #ifdef _WIN32 #error win32 #endif ], [ TEA_PLATFORM="unix" CYGPATH=echo ], [ TEA_PLATFORM="windows" AC_CHECK_PROG(CYGPATH, cygpath, cygpath -m, echo) ] ) CC=$hold_cc AC_MSG_RESULT($TEA_PLATFORM) # The BUILD_$pkg is to define the correct extern storage class # handling when making this package AC_DEFINE_UNQUOTED(BUILD_${PACKAGE_NAME}, [], [Building extension source?]) # Do this here as we have fully defined TEA_PLATFORM now if test "${TEA_PLATFORM}" = "windows" ; then EXEEXT=".exe" CLEANFILES="$CLEANFILES *.lib *.dll *.pdb *.exp" fi # TEA specific: AC_SUBST(CLEANFILES) AC_SUBST(TCL_LIBS) AC_SUBST(TCL_DEFS) AC_SUBST(TCL_EXTRA_CFLAGS) AC_SUBST(TCL_LD_FLAGS) AC_SUBST(TCL_SHLIB_LD_LIBS) ]) #-------------------------------------------------------------------- # TEA_TCL_LINK_LIBS # # Search for the libraries needed to link the Tcl shell. # Things like the math library (-lm) and socket stuff (-lsocket vs. # -lnsl) are dealt with here. # # Arguments: # Requires the following vars to be set in the Makefile: # DL_LIBS (not in TEA, only needed in core) # LIBS # MATH_LIBS # # Results: # # Substitutes the following vars: # TCL_LIBS # MATH_LIBS # # Might append to the following vars: # LIBS # # Might define the following vars: # HAVE_NET_ERRNO_H #-------------------------------------------------------------------- AC_DEFUN([TEA_TCL_LINK_LIBS], [ #-------------------------------------------------------------------- # On a few very rare systems, all of the libm.a stuff is # already in libc.a. Set compiler flags accordingly. # Also, Linux requires the "ieee" library for math to work # right (and it must appear before "-lm"). #-------------------------------------------------------------------- AC_CHECK_FUNC(sin, MATH_LIBS="", MATH_LIBS="-lm") AC_CHECK_LIB(ieee, main, [MATH_LIBS="-lieee $MATH_LIBS"]) #-------------------------------------------------------------------- # Interactive UNIX requires -linet instead of -lsocket, plus it # needs net/errno.h to define the socket-related error codes. #-------------------------------------------------------------------- AC_CHECK_LIB(inet, main, [LIBS="$LIBS -linet"]) AC_CHECK_HEADER(net/errno.h, [ AC_DEFINE(HAVE_NET_ERRNO_H, 1, [Do we have ?])]) #-------------------------------------------------------------------- # Check for the existence of the -lsocket and -lnsl libraries. # The order here is important, so that they end up in the right # order in the command line generated by make. Here are some # special considerations: # 1. Use "connect" and "accept" to check for -lsocket, and # "gethostbyname" to check for -lnsl. # 2. Use each function name only once: can't redo a check because # autoconf caches the results of the last check and won't redo it. # 3. Use -lnsl and -lsocket only if they supply procedures that # aren't already present in the normal libraries. This is because # IRIX 5.2 has libraries, but they aren't needed and they're # bogus: they goof up name resolution if used. # 4. On some SVR4 systems, can't use -lsocket without -lnsl too. # To get around this problem, check for both libraries together # if -lsocket doesn't work by itself. #-------------------------------------------------------------------- tcl_checkBoth=0 AC_CHECK_FUNC(connect, tcl_checkSocket=0, tcl_checkSocket=1) if test "$tcl_checkSocket" = 1; then AC_CHECK_FUNC(setsockopt, , [AC_CHECK_LIB(socket, setsockopt, LIBS="$LIBS -lsocket", tcl_checkBoth=1)]) fi if test "$tcl_checkBoth" = 1; then tk_oldLibs=$LIBS LIBS="$LIBS -lsocket -lnsl" AC_CHECK_FUNC(accept, tcl_checkNsl=0, [LIBS=$tk_oldLibs]) fi AC_CHECK_FUNC(gethostbyname, , [AC_CHECK_LIB(nsl, gethostbyname, [LIBS="$LIBS -lnsl"])]) # TEA specific: Don't perform the eval of the libraries here because # DL_LIBS won't be set until we call TEA_CONFIG_CFLAGS TCL_LIBS='${DL_LIBS} ${LIBS} ${MATH_LIBS}' AC_SUBST(TCL_LIBS) AC_SUBST(MATH_LIBS) ])