tcc4tcl
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Comment:Updated to not build TCC as a static so that existing symbols could resolved by TCC itself
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: fd6711ab7374b8fff538aa6ef3ad4869af256555
User & Date: rkeene on 2014-06-16 04:48:58
Other Links: manifest | tags
Context
2014-06-17
05:26
tcc4tcl 0.19 check-in: 3c95a2ab7e user: rkeene tags: trunk, 0.19
2014-06-16
04:48
Updated to not build TCC as a static so that existing symbols could resolved by TCC itself check-in: fd6711ab73 user: rkeene tags: trunk
04:20
Updated to allow external symbols to be resolved if dlopen() is available check-in: 82e8ebb242 user: rkeene tags: trunk
Changes
Hide Diffs Side-by-Side Diffs Ignore Whitespace Patch

Modified Makefile.in from [a0fe9448ac] to [0a8186dc49].

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PACKAGE_NAME = @PACKAGE_NAME@
PACKAGE_VERSION = @PACKAGE_VERSION@

TCLCONFIGPATH = @TCLCONFIGPATH@
TCL_PACKAGE_PATH = @TCL_PACKAGE_PATH@
tcllibdir = $(shell if echo "$(libdir)" | grep '^UNSPECIFIED' >/dev/null; then echo $(TCL_PACKAGE_PATH); else echo "$(libdir)"; fi)
PACKAGE_INSTALL_DIR = $(tcllibdir)/$(PACKAGE_NAME)-$(PACKAGE_VERSION)
TCC_CONFIGURE_OPTS = --cc='$(CC)' --extra-cflags='$(CPPFLAGS) $(CFLAGS) -DCONFIG_TCC_STATIC=1' --with-tcl=$(TCLCONFIGPATH) --sysincludepaths='{B}/include@HOST_PATH_SEPARATOR@{B}/include/1@HOST_PATH_SEPARATOR@{B}/include/2@HOST_PATH_SEPARATOR@{B}/include/3@HOST_PATH_SEPARATOR@{B}/include/4@HOST_PATH_SEPARATOR@{B}/include/5@HOST_PATH_SEPARATOR@{B}/include/6@HOST_PATH_SEPARATOR@{B}/include/7@HOST_PATH_SEPARATOR@{B}/include/8@HOST_PATH_SEPARATOR@{B}/include/9' --libpaths='{B}/lib' @TCC_CONFIGURE_OPTS@
TCC_CONFIGURE_OPTS = --cc='$(CC)' --extra-cflags='$(CPPFLAGS) $(CFLAGS) @TCC_EXTRA_CFLAGS@' --with-tcl=$(TCLCONFIGPATH) --sysincludepaths='{B}/include@HOST_PATH_SEPARATOR@{B}/include/1@HOST_PATH_SEPARATOR@{B}/include/2@HOST_PATH_SEPARATOR@{B}/include/3@HOST_PATH_SEPARATOR@{B}/include/4@HOST_PATH_SEPARATOR@{B}/include/5@HOST_PATH_SEPARATOR@{B}/include/6@HOST_PATH_SEPARATOR@{B}/include/7@HOST_PATH_SEPARATOR@{B}/include/8@HOST_PATH_SEPARATOR@{B}/include/9' --libpaths='{B}/lib' @TCC_CONFIGURE_OPTS@
INSTALL_HEADERS = tcl.h assert.h ctype.h errno.h float.h limits.h locale.h math.h setjmp.h signal.h stdarg.h stddef.h stdint.h stdio.h stdlib.h string.h time.h wctype.h
srcdir = @srcdir@
host_os = @host_os@
@SET_MAKE@

all: $(TARGET)
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Deleted aclocal/dlsym.m4 version [9b676022d2]. 

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AC_DEFUN([TCC4TCL_FIND_DLOPEN], [
	AC_CHECK_HEADERS_ONCE([dlfcn.h])

	AC_SEARCH_LIBS([dlsym], [dl dld], [
		AC_DEFINE([HAVE_DLSYM], [1], [Have the dlsym function])
	], [
		AC_CHECK_HEADERS([windows.h])

		AC_MSG_CHECKING([for working EnumProcessModules])
		SAVE_LIBS="$LIBS"
		LIBS="$LIBS -lpsapi"
		AC_LINK_IFELSE([
			AC_LANG_PROGRAM([
#ifdef HAVE_WINDOWS_H
#  include <windows.h>
#endif
#include <psapi.h>
			], [
HANDLE cur_proc;
DWORD needed;

needed = 0;

cur_proc = GetCurrentProcess();
EnumProcessModules(cur_proc, NULL, 0, &needed);
			]
		)], [
			AC_DEFINE([HAVE_ENUMPROCESSMODULES], [1], [Have the EnumProcessModules function])
			AC_DEFINE([HAVE_PSAPI_H], [1], [Have the psapi.h header file])
			AC_MSG_RESULT([found])
		], [
			LIBS="$SAVE_LIBS"
			AC_MSG_RESULT([not found])
		])
	])
])

Modified build/build-platform from [af2d67d68b] to [50ab5da7e8]. 

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#! /bin/bash

platform="$1"
shift

if [ -z "${platform}" ]; then
	echo "Platforms:"
	echo "  native"
fi

for dir in work/libtclkit-*/ __fail__; do
	if [ "${platform}" = 'native' ]; then
		break
	fi

	if [ "${dir}" == '__fail__' ]; then
		if [ -z "${platform}" ]; then
			exit 0
		fi

		echo "No such platform: ${platform}" >&2
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			break
		fi
	fi
done
dir="$(pwd)/${dir}"

case "${platform}" in
	native)
		platform=''
		;;
	linux-i386)
		platform="x86_64-redhat5-linux 32"
		;;
	linux-mipsel)
		platform="mipsel-unknown-linux-uclibc"
		;;
	solaris-amd64)
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		;;
esac

TCLKIT_SDK_DIR="${dir}"
export TCLKIT_SDK_DIR

make distclean

if [ "${platform}" != '' ]; then
eval `~/root/cross-compilers/setup-cc $platform`
	eval `~/root/cross-compilers/setup-cc $platform`

platform="$(echo "${platform}" | cut -f1 -d ' ')"
	platform="$(echo "${platform}" | cut -f1 -d ' ')"
fi

rm -rf INST
if [ "${platform}" = '' ]; then
	./configure --libdir="$(pwd)/INST" "$@" || exit 1
else
./configure --host="${platform}" --libdir="$(pwd)/INST" --with-tcl="${dir}/lib" "$@"
make 
	./configure --host="${platform}" --libdir="$(pwd)/INST" --with-tcl="${dir}/lib" "$@" || exit 1
fi

make  || exit 1
make install

case "${platform}" in
	i586-mingw32msvc)
		make TCLSH="wine ${dir}/lib/tclsh.exe" test
		;;
	x86_64-w64-mingw32)
		WINEPREFIX="${HOME}/.wine64"
		export WINEPREFIX

		make TCLSH="wine64 ${dir}/lib/tclsh.exe" test
		;;
	x86_64-redhat5-linux)
		make TCLSH="${dir}/lib/tclsh" test
		;;
	'')
		make test
		;;
esac

Modified configure.ac from [13d9b5f529] to [b6d99aa0b3].

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if test "${TCC4TCL_TARGET}" = "shared"; then
	dnl Determine how to make shared objects
	DC_GET_SHOBJFLAGS

	dnl Only export symbols we wish to expose
	TARGET="tcc4tcl.${SHOBJEXT}"
else
	TCC_EXTRA_CFLAGS="${TCC_EXTRA_CFLAGS} -DCONFIG_TCC_STATIC=1"

	AC_CHECK_TOOL([RANLIB], [ranlib])
	AC_CHECK_TOOL([AR], [ar])

	TARGET="tcc4tcl-static.a"
fi
AC_SUBST(TARGET)
AC_SUBST(TCC4TCL_TARGET)
AC_SUBST(TCC_EXTRA_CFLAGS)

no_dlopen='0'
AC_ARG_WITH([dlopen], AS_HELP_STRING([--without-dlopen], [do not define dlopen/dlclose/dlerror]), [
	if test "$withval" = "no"; then
		no_dlopen='1'
	else
		no_dlopen='0'
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		;;
	*)
		HOST_PATH_SEPARATOR=':'
		;;
esac
AC_SUBST(HOST_PATH_SEPARATOR)

dnl Determine how to lookup symbols at runtime
TCC4TCL_FIND_DLOPEN

dnl Perform Tcl Extension required stuff
TCLEXT_INIT

dnl This must be done last since it breaks the compilation
if test "${TCC4TCL_TARGET}" = "shared"; then
	DC_SETVERSIONSCRIPT([${srcdir}/tcc4tcl.vers], [tcc4tcl.syms])
	DC_FIND_STRIP_AND_REMOVESYMS([tcc4tcl.syms])
fi

dnl Produce output
AC_OUTPUT(Makefile pkgIndex.tcl tcc4tcl.syms)

Modified tcc4tcl.c from [0dd7284c29] to [24c78e2cb7].

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 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include <tcl.h>
#include <stdlib.h>
#include "tcc.h"
#ifdef HAVE_DLFCN_H
#include <dlfcn.h>
#endif
#ifdef HAVE_PSAPI_H
#  ifdef HAVE_WINDOWS_H
#    include <windows.h>
#  endif
#  include <psapi.h>
#endif

struct TclTCCState {
	TCCState *s;
	int relocated;
};

static void Tcc4tclErrorFunc(Tcl_Interp * interp, char * msg) {
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	struct TclTCCState *ts;
	TCCState *s;
	Tcl_Obj *sym_addr;
	static CONST char *options[] = {
		"add_include_path", "add_file",  "add_library", 
		"add_library_path", "add_symbol", "command", "compile",
		"define", "get_symbol", "output_file", "undefine",
		"add_runtime_sym",
		(char *) NULL
	};
	enum options {
		TCC4TCL_ADD_INCLUDE, TCC4TCL_ADD_FILE, TCC4TCL_ADD_LIBRARY, 
		TCC4TCL_ADD_LIBRARY_PATH, TCC4TCL_ADD_SYMBOL, TCC4TCL_COMMAND, TCC4TCL_COMPILE,
		TCC4TCL_DEFINE, TCC4TCL_GET_SYMBOL, TCC4TCL_OUTPUT_FILE, TCC4TCL_UNDEFINE,
		TCC4TCL_DEFINE, TCC4TCL_GET_SYMBOL, TCC4TCL_OUTPUT_FILE, TCC4TCL_UNDEFINE
		TCC4TCL_ADD_RUNTIME_SYM
	};
	char *str;

	ts = (struct TclTCCState *) cdata;
	s = ts->s;

    if (objc < 2) {
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        case TCC4TCL_UNDEFINE:
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "symbol");
                return TCL_ERROR;
            }
            tcc_undefine_symbol(s,Tcl_GetString(objv[2]));
            return TCL_OK;
	case TCC4TCL_ADD_RUNTIME_SYM:
		if (objc != 3) {
			Tcl_WrongNumArgs(interp, 2, objv, "symbol_name");
			return(TCL_ERROR);
		}

		str = Tcl_GetString(objv[2]);
#ifdef HAVE_DLSYM
		val_p = dlsym(NULL, str);
#elif defined(HAVE_ENUMPROCESSMODULES)
		val_p = NULL;
		{
			HANDLE cur_proc;
			HMODULE *modules;
			DWORD needed, i;

			needed = 0;

			cur_proc = GetCurrentProcess();
			EnumProcessModules(cur_proc, NULL, 0, &needed);

			if (needed > 0) {
				modules = (void *) ckalloc(needed);
				if (EnumProcessModules(cur_proc, modules, needed, &needed)) {
					for (i = 0; i < (needed / sizeof(HMODULE)); i++) {
						val_p = (void *) GetProcAddress(modules[i], str);

						if (val_p) {
							break;
						}
					}
				}

				ckfree((void *) modules);
			}
		}
#else
		val_p = NULL;
#endif

		if (val_p == NULL) {
			Tcl_AppendResult(interp, "symbol not found", NULL);

			return(TCL_ERROR);
		}

		tcc_add_symbol(s, Tcl_GetString(objv[2]), val_p); 

		return(TCL_OK);
        default:
            Tcl_Panic("internal error during option lookup");
    }
    return TCL_OK;
} 

static int Tcc4tclCreateCmd( ClientData cdata, Tcl_Interp *interp, int objc, Tcl_Obj * CONST objv[]){
︙

Modified tcc4tcl.tcl from [47dd5cbf47] to [7f2fbfc8a7].

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	append code $body
	append code "\nreturn TCL_OK;\n\}"

	return $code
}

#---------------------------------------------------------------------
proc ::tcc4tcl::cproc {name adefs rtype {body "#"} {addfuncs ""}} {
proc ::tcc4tcl::cproc {name adefs rtype {body "#"}} {
	foreach {code cbody} [wrap $name $adefs $rtype $body] break

	::tcc4tcl::ccode $code

	uplevel 1 [list ::tcc4tcl::ccommand $name {dummy ip objc objv} $cbody $addfuncs]
	uplevel 1 [list ::tcc4tcl::ccommand $name {dummy ip objc objv} $cbody]
}

#---------------------------------------------------------------------
proc ::tcc4tcl::cdata {name data} {
	# Extract bytes from data
	binary scan $data c* bytes
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	uplevel 1 [list tcc4tcl::ccommand $name {dummy ip objc objv} $cbody]

	return $name
}

#-------------------------------------------------------------------
proc ::tcc4tcl::ccommand {procname anames body {addfuncs ""}} {
proc ::tcc4tcl::ccommand {procname anames body} {
	variable tcc

	# Fully qualified proc name
	if {[string match "::*" $procname]} {
		# procname is already absolute
	} else {
		set nsfrom [uplevel 1 {namespace current}]
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	set tcc(code) ""

	append code "int $cname (ClientData $v(clientdata),Tcl_Interp *$v(interp),"
	append code "int $v(objc),Tcl_Obj *CONST $v(objv)\[\]) {" "\n"
	append code $body "\n"
	append code "}" "\n"

	if {[llength $addfuncs] > 0} {
		set tcc(cc) [tcc4tcl::new]

		foreach addfunc $addfuncs {
			$tcc(cc) add_runtime_sym $addfunc
		}
	}

	if {[catch {
		uplevel 1 [list tcc4tcl::cc $code]
	} err]} {
		unset tcc(cc)
		tcc4tcl::reset

		return -code error $err
︙

Modified test from [e2e01fc434] to [7d8a169a15].

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	rv = mkdir(dir);
	if (rv == 0) {
		return(TCL_OK);
	};

	return(TCL_ERROR);
} [list mkdir]
}


puts [test 1]
puts [test1 1]
puts [test3 1]
puts [::bob::test1 1]
puts [add [test 1] 1]
︙

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