tcc4tcl
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Comment:Updated to allow external symbols to be resolved if dlopen() is available
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 82e8ebb242069f3c790cbdcd9cde93280c3ab8ab
User & Date: rkeene on 2014-06-16 04:20:11
Other Links: manifest | tags
Context
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
01:44
Updated to install DLL source code check-in: e13bdc3fcc user: rkeene tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Added 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])
		])
	])
])

Added build/build-platform version [af2d67d68b]. 

































































































































































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#! /bin/bash

platform="$1"
shift

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

for dir in work/libtclkit-*/ __fail__; do
	if [ "${dir}" == '__fail__' ]; then
		if [ -z "${platform}" ]; then
			exit 0
		fi

		echo "No such platform: ${platform}" >&2

		exit 1
	fi

	dir="$(echo "${dir}" | sed 's@/$@@')"
	dir_platform="$(basename "${dir}-" | sed 's@^libtclkit-[^-]*-@@;s@-notk-@-@g;s@-xcompile-@-@g;s@-kitdll-@-@;s@-sdk-@-@g;s@-$@@')"

	if [ -z "${platform}" ]; then
		echo "  $dir_platform"
	else
		if [ "${dir_platform}" = "${platform}" ]; then
			break
		fi
	fi
done
dir="$(pwd)/${dir}"

case "${platform}" in
	linux-i386)
		platform="x86_64-redhat5-linux 32"
		;;
	linux-mipsel)
		platform="mipsel-unknown-linux-uclibc"
		;;
	solaris-amd64)
		platform="i386-pc-solaris2.10 64"
		;;
	solaris-i386)
		platform="i386-pc-solaris2.10"
		;;
	win32-i586)
		platform="i586-mingw32msvc"
		;;
	win64-amd64)
		platform="x86_64-w64-mingw32"
		;;
	android-arm)
		platform="arm-android9-linux-androideabi"
		;;
	netbsd-amd64)
		platform="x86_64-unknown-netbsd5"
		;;
	'')
		exit 0
		;;
	*)
		echo "Unknown platform: ${platform}" >&2

		exit 1
		;;
esac

TCLKIT_SDK_DIR="${dir}"
export TCLKIT_SDK_DIR

make distclean
eval `~/root/cross-compilers/setup-cc $platform`

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

./configure --host="${platform}" --libdir="$(pwd)/INST" --with-tcl="${dir}/lib" "$@"
make 
make install

Modified configure.ac from [c1e20b872e] to [13d9b5f529].

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AC_GNU_SOURCE
AC_LANG(C)

dnl Determine system information
DC_CHK_OS_INFO

dnl Determine if a shared or static build is requested
AC_ARG_ENABLE([shared], AS_HELP_STRING([--disble-shared], [build static library instead of shared library]), [
	if test "$enableval" = "no"; then
		TCC4TCL_TARGET=static
	else
		TCC4TCL_TARGET=shared
	fi
], [
	TCC4TCL_TARGET=shared








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AC_GNU_SOURCE
AC_LANG(C)

dnl Determine system information
DC_CHK_OS_INFO

dnl Determine if a shared or static build is requested
AC_ARG_ENABLE([shared], AS_HELP_STRING([--disable-shared], [build static library instead of shared library]), [
	if test "$enableval" = "no"; then
		TCC4TCL_TARGET=static
	else
		TCC4TCL_TARGET=shared
	fi
], [
	TCC4TCL_TARGET=shared
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		HOST_PATH_SEPARATOR=';'
		;;
	*)
		HOST_PATH_SEPARATOR=':'
		;;
esac
AC_SUBST(HOST_PATH_SEPARATOR)




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)








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		HOST_PATH_SEPARATOR=';'
		;;
	*)
		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 [57a80f23fd] to [0dd7284c29].

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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"










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

static void Tcc4tclErrorFunc(Tcl_Interp * interp, char * msg) {








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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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	int res;
	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",    (char *) NULL


	};
	enum options {
		TCLTCC_ADD_INCLUDE, TCLTCC_ADD_FILE, TCLTCC_ADD_LIBRARY, 
		TCLTCC_ADD_LIBRARY_PATH, TCLTCC_ADD_SYMBOL, TCLTCC_COMMAND, TCLTCC_COMPILE,
		TCLTCC_DEFINE, TCLTCC_GET_SYMBOL, TCLTCC_OUTPUT_FILE, TCLTCC_UNDEFINE

	};


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

    if (objc < 2) {
        Tcl_WrongNumArgs(interp, 1, objv, "subcommand arg ?arg ...?");
        return TCL_ERROR;
    }

    if (Tcl_GetIndexFromObj(interp, objv[1], options, "option", 0,
                &index) != TCL_OK) {
        return TCL_ERROR;
    }
    switch (index) {
        case TCLTCC_ADD_INCLUDE:   
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "path");
                return TCL_ERROR;
            } else {
                tcc_add_include_path(s, Tcl_GetString(objv[2]));
                return TCL_OK;
            }
        case TCLTCC_ADD_FILE:   
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "filename");
                return TCL_ERROR;
            } else {
                if(tcc_add_file(s, Tcl_GetString(objv[2]))!=0) {
                    return TCL_ERROR;
                } else {
                    return TCL_OK;
                }
            }
        case TCLTCC_ADD_LIBRARY:
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "lib");
                return TCL_ERROR;
            } else {
                tcc_add_library(s, Tcl_GetString(objv[2]));
                return TCL_OK;
            }
        case TCLTCC_ADD_LIBRARY_PATH:
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "path");
                return TCL_ERROR;
            } else {
                tcc_add_library_path(s, Tcl_GetString(objv[2]));
                return TCL_OK;
            }
#if 0
        case TCLTCC_ADD_SYMBOL:
            if (objc != 4) {
                Tcl_WrongNumArgs(interp, 2, objv, "symbol value");
                return TCL_ERROR;
            }

            Tcl_GetLongFromObj(interp,objv[3], &val);


            tcc_add_symbol(s,Tcl_GetString(objv[2]),val); 
            return TCL_OK; 
#endif
        case TCLTCC_COMMAND:
            if (objc != 4) {
                Tcl_WrongNumArgs(interp, 2, objv, "tclname cname");
                return TCL_ERROR;
            }
            if (!ts->relocated) {     
                if(tcc_relocate(s, TCC_RELOCATE_AUTO)!=0) {
                    Tcl_AppendResult(interp, "relocating failed", NULL);








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	int res;
	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_ADD_RUNTIME_SYM
	};
	char *str;

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

    if (objc < 2) {
        Tcl_WrongNumArgs(interp, 1, objv, "subcommand arg ?arg ...?");
        return TCL_ERROR;
    }

    if (Tcl_GetIndexFromObj(interp, objv[1], options, "option", 0,
                &index) != TCL_OK) {
        return TCL_ERROR;
    }
    switch (index) {
        case TCC4TCL_ADD_INCLUDE:   
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "path");
                return TCL_ERROR;
            } else {
                tcc_add_include_path(s, Tcl_GetString(objv[2]));
                return TCL_OK;
            }
        case TCC4TCL_ADD_FILE:   
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "filename");
                return TCL_ERROR;
            } else {
                if(tcc_add_file(s, Tcl_GetString(objv[2]))!=0) {
                    return TCL_ERROR;
                } else {
                    return TCL_OK;
                }
            }
        case TCC4TCL_ADD_LIBRARY:
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "lib");
                return TCL_ERROR;
            } else {
                tcc_add_library(s, Tcl_GetString(objv[2]));
                return TCL_OK;
            }
        case TCC4TCL_ADD_LIBRARY_PATH:
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "path");
                return TCL_ERROR;
            } else {
                tcc_add_library_path(s, Tcl_GetString(objv[2]));
                return TCL_OK;
            }

        case TCC4TCL_ADD_SYMBOL:
            if (objc != 4) {
                Tcl_WrongNumArgs(interp, 2, objv, "symbol value");
                return TCL_ERROR;
            }

            Tcl_GetLongFromObj(interp, objv[3], &val);
            val_p = (void *) val;

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

        case TCC4TCL_COMMAND:
            if (objc != 4) {
                Tcl_WrongNumArgs(interp, 2, objv, "tclname cname");
                return TCL_ERROR;
            }
            if (!ts->relocated) {     
                if(tcc_relocate(s, TCC_RELOCATE_AUTO)!=0) {
                    Tcl_AppendResult(interp, "relocating failed", NULL);
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		    Tcl_AppendResult(interp, "symbol '", Tcl_GetString(objv[3]),"' not found", NULL);
		    return TCL_ERROR;
	    }

            /*printf("symbol: %x\n",val); */
            Tcl_CreateObjCommand(interp,Tcl_GetString(objv[2]),val_p,NULL,NULL);
            return TCL_OK;
        case TCLTCC_COMPILE:
            if(ts->relocated == 1) {
                Tcl_AppendResult(interp, "code already relocated, cannot compile more",NULL);
                return TCL_ERROR;
            }
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "ccode");
                return TCL_ERROR;
            } else {

                int i;
                Tcl_GetString(objv[2]);
                i = tcc_compile_string(s,Tcl_GetString(objv[2]));
                if (i!=0) {
                    Tcl_AppendResult(interp,"compilation failed",NULL);
                    return TCL_ERROR;
                } else {
                    return TCL_OK;
                }
            }
        case TCLTCC_DEFINE:
            if (objc != 4) {
                Tcl_WrongNumArgs(interp, 2, objv, "symbol value");
                return TCL_ERROR;
            }
            tcc_define_symbol(s,Tcl_GetString(objv[2]),Tcl_GetString(objv[3]));
            return TCL_OK;
        case TCLTCC_GET_SYMBOL:
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "symbol");
                return TCL_ERROR;
            }
            if (!ts->relocated) {     
                if(tcc_relocate(s, TCC_RELOCATE_AUTO)!=0) {
                    Tcl_AppendResult(interp, "relocating failed", NULL);
                    return TCL_ERROR;
                } else {
                    ts->relocated=1;
                }
            }
            val_p = tcc_get_symbol(s,Tcl_GetString(objv[2]));
            if(val_p == NULL) {
                Tcl_AppendResult(interp, "symbol '", Tcl_GetString(objv[2]),"' not found", NULL);
                return TCL_ERROR;
            }
            sym_addr = Tcl_NewWideIntObj((Tcl_WideInt) val_p);
            Tcl_SetObjResult(interp, sym_addr);
            return TCL_OK; 
        case TCLTCC_OUTPUT_FILE:
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "filename");
                return TCL_ERROR;
            }
            if (ts->relocated) {     
                Tcl_AppendResult(interp, "code already relocated, cannot output to file", NULL);
                return TCL_ERROR;
            }
            if (s->output_type == TCC_OUTPUT_MEMORY) {     
                Tcl_AppendResult(interp, "output_type memory not valid for output to file", NULL);
                return TCL_ERROR;
            }
            res = tcc_output_file(s,Tcl_GetString(objv[2]));

            if (res!=0) {
                Tcl_AppendResult(interp, "output to file failed", NULL);
                return TCL_ERROR;
            } else {
                return TCL_OK;
            }
        case TCLTCC_UNDEFINE:
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "symbol");
                return TCL_ERROR;
            }
            tcc_undefine_symbol(s,Tcl_GetString(objv[2]));
            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[]){








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		    Tcl_AppendResult(interp, "symbol '", Tcl_GetString(objv[3]),"' not found", NULL);
		    return TCL_ERROR;
	    }

            /*printf("symbol: %x\n",val); */
            Tcl_CreateObjCommand(interp,Tcl_GetString(objv[2]),val_p,NULL,NULL);
            return TCL_OK;
        case TCC4TCL_COMPILE:
            if(ts->relocated == 1) {
                Tcl_AppendResult(interp, "code already relocated, cannot compile more",NULL);
                return TCL_ERROR;
            }
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "ccode");
                return TCL_ERROR;
            } else {

                int i;
                Tcl_GetString(objv[2]);
                i = tcc_compile_string(s,Tcl_GetString(objv[2]));
                if (i!=0) {
                    Tcl_AppendResult(interp,"compilation failed",NULL);
                    return TCL_ERROR;
                } else {
                    return TCL_OK;
                }
            }
        case TCC4TCL_DEFINE:
            if (objc != 4) {
                Tcl_WrongNumArgs(interp, 2, objv, "symbol value");
                return TCL_ERROR;
            }
            tcc_define_symbol(s,Tcl_GetString(objv[2]),Tcl_GetString(objv[3]));
            return TCL_OK;
        case TCC4TCL_GET_SYMBOL:
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "symbol");
                return TCL_ERROR;
            }
            if (!ts->relocated) {     
                if(tcc_relocate(s, TCC_RELOCATE_AUTO)!=0) {
                    Tcl_AppendResult(interp, "relocating failed", NULL);
                    return TCL_ERROR;
                } else {
                    ts->relocated=1;
                }
            }
            val_p = tcc_get_symbol(s,Tcl_GetString(objv[2]));
            if(val_p == NULL) {
                Tcl_AppendResult(interp, "symbol '", Tcl_GetString(objv[2]),"' not found", NULL);
                return TCL_ERROR;
            }
            sym_addr = Tcl_NewWideIntObj((Tcl_WideInt) val_p);
            Tcl_SetObjResult(interp, sym_addr);
            return TCL_OK; 
        case TCC4TCL_OUTPUT_FILE:
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "filename");
                return TCL_ERROR;
            }
            if (ts->relocated) {     
                Tcl_AppendResult(interp, "code already relocated, cannot output to file", NULL);
                return TCL_ERROR;
            }
            if (s->output_type == TCC_OUTPUT_MEMORY) {     
                Tcl_AppendResult(interp, "output_type memory not valid for output to file", NULL);
                return TCL_ERROR;
            }
            res = tcc_output_file(s,Tcl_GetString(objv[2]));

            if (res!=0) {
                Tcl_AppendResult(interp, "output to file failed", NULL);
                return TCL_ERROR;
            } else {
                return TCL_OK;
            }
        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[]){
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	ts = (void *) ckalloc(sizeof(*ts));
	ts->s = s;
    	ts->relocated = 0;

	/*printf("type: %d\n", index); */
	tcc_set_output_type(s,index);
	Tcl_CreateObjCommand(interp,Tcl_GetString(objv[objc-1]),Tcc4tclHandleCmd,ts,Tcc4tclCCommandDeleteProc);



	return TCL_OK;
}

int Tcc4tcl_Init(Tcl_Interp *interp) {
#ifdef USE_TCL_STUBS
	if (Tcl_InitStubs(interp, "8.4" , 0) == 0L) {








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	ts = (void *) ckalloc(sizeof(*ts));
	ts->s = s;
    	ts->relocated = 0;

	/*printf("type: %d\n", index); */
	tcc_set_output_type(s,index);
	Tcl_CreateObjCommand(interp,Tcl_GetString(objv[objc-1]),Tcc4tclHandleCmd,ts,Tcc4tclCCommandDeleteProc);

	Tcl_SetObjResult(interp, objv[objc-1]);

	return TCL_OK;
}

int Tcc4tcl_Init(Tcl_Interp *interp) {
#ifdef USE_TCL_STUBS
	if (Tcl_InitStubs(interp, "8.4" , 0) == 0L) {
︙︙

Modified tcc4tcl.tcl from [c36e097dd3] to [47dd5cbf47].

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

	return $code
}

#---------------------------------------------------------------------
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]
}

#---------------------------------------------------------------------
proc ::tcc4tcl::cdata {name data} {
	# Extract bytes from data
	binary scan $data c* bytes









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

	return $code
}

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

	::tcc4tcl::ccode $code

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

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

	return $name
}

#-------------------------------------------------------------------
proc ::tcc4tcl::ccommand {procname anames body {addfuncs ""}} {
	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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		append code $tcc(code)
		append code "\n"
	}
	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 [lindex $args end] "\n"
	append code "}" "\n"









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









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		append code $tcc(code)
		append code "\n"
	}
	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
︙︙

Modified test from [cf0138864c] to [e2e01fc434].

︙︙
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}

# This should work
tcc4tcl::cproc test3 {int i} int { return(i+42); }

# Multiple arguments
tcc4tcl::cproc add {int a int b} int { return(a+b); }














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















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}

# This should work
tcc4tcl::cproc test3 {int i} int { return(i+42); }

# Multiple arguments
tcc4tcl::cproc add {int a int b} int { return(a+b); }

# Add external functions
tcc4tcl::cproc mkdir {char* dir} ok {
	int rv;

	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]

catch {
	puts [mkdir "/"]
} err
if {$err != ""} {
	error "\[mkdir\] did not return the expected error"
}

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