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 *
 * You should have received a copy of the GNU Lesser General Public
 * 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 "tcc.h"

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

................................................................................
static void TccCCommandDeleteProc (ClientData cdata) {
	struct TclTCCState *ts;
	TCCState *s ;

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

	Tcl_DecrRefCount(s->tcc_lib_path);

	/* We can delete the compiler if the output was not to memory */
	if (s->output_type != TCC_OUTPUT_MEMORY) {
		tcc_delete(s);
		ts->s = NULL;
	}

	free(ts);
}

static int TccHandleCmd ( ClientData cdata, Tcl_Interp *interp, int objc, Tcl_Obj * CONST objv[]){
	unsigned long val;

	int index;
	int res;
	struct TclTCCState *ts;
	TCCState *s;
	Tcl_Obj *sym_addr;
	static CONST char *options[] = {
		"add_include_path", "add_file",  "add_library", 
................................................................................
            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 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; 

        case TCLTCC_COMMAND:
            if (objc != 4) {
                Tcl_WrongNumArgs(interp, 2, objv, "tclname cname");
                return TCL_ERROR;
            }
            if (!ts->relocated) {     
                if(tcc_relocate(s)!=0) {
                    Tcl_AppendResult(interp, "relocating failed", NULL);
                    return TCL_ERROR;
                } else {
                    ts->relocated=1;
                }
            }

            if (tcc_get_symbol(s,&val,Tcl_GetString(objv[3]))!=0) {

		    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]),(void *)val,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) {
................................................................................
            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)!=0) {
                    Tcl_AppendResult(interp, "relocating failed", NULL);
                    return TCL_ERROR;
                } else {
                    ts->relocated=1;
                }
            }
            if(tcc_get_symbol(s,&val,Tcl_GetString(objv[2]))!=0) {

                Tcl_AppendResult(interp, "symbol '", Tcl_GetString(objv[2]),"' not found", NULL);
                return TCL_ERROR;
            }
            sym_addr = Tcl_NewLongObj(val);
            Tcl_SetObjResult(interp, sym_addr);
            return TCL_OK; 
        case TCLTCC_OUTPUT_FILE:
            if (objc != 3) {
                Tcl_WrongNumArgs(interp, 2, objv, "filename");
                return TCL_ERROR;
            }
................................................................................
        default:
            Tcl_Panic("internal error during option lookup");
    }
    return TCL_OK;
} 

static int TccCreateCmd( ClientData cdata, Tcl_Interp *interp, int objc, Tcl_Obj * CONST objv[]){
	struct TclTCCState *ts
	TCCState *s;
    	int index;
	static CONST char *types[] = {
		"memory", "exe", "dll", "obj", "preprocess",    (char *) NULL
	};

	if (objc < 3 || objc > 4) {
................................................................................
		index = TCC_OUTPUT_MEMORY;
	} else {
		if (Tcl_GetIndexFromObj(interp, objv[2], types, "type", 0, &index) != TCL_OK) {
			return TCL_ERROR;
		}
	}

	s = tcc_new(objv[1]);




	tcc_set_error_func(s, interp, (void *)&TccErrorFunc);

	ts = malloc(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]),TccHandleCmd,s,TccCCommandDeleteProc);

	return TCL_OK;
}

DLL_EXPORT int Tcc_Init(Tcl_Interp *interp) {
#ifdef TCL_USE_STUBS
	if (Tcl_InitStubs(interp, "8.4" , 0) == 0L) {
		return TCL_ERROR;
	}
#endif

	Tcl_CreateObjCommand(interp,PACKAGE_NAME,TccCreateCmd,NULL,NULL);
	Tcl_PkgProvide(interp,PACKAGE_NAME,PACKAGE_VERSION);

	return TCL_OK;
}







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 *
 * You should have received a copy of the GNU Lesser General Public
 * 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 TccCCommandDeleteProc (ClientData cdata) {
	struct TclTCCState *ts;
	TCCState *s ;

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



	/* We can delete the compiler if the output was not to memory */
	if (s->output_type != TCC_OUTPUT_MEMORY) {
		tcc_delete(s);
		ts->s = NULL;
	}

	ckfree((void *) ts);
}

static int TccHandleCmd ( ClientData cdata, Tcl_Interp *interp, int objc, Tcl_Obj * CONST objv[]){
	unsigned long val;
	void *val_p;
	int index;
	int res;
	struct TclTCCState *ts;
	TCCState *s;
	Tcl_Obj *sym_addr;
	static CONST char *options[] = {
		"add_include_path", "add_file",  "add_library", 
................................................................................
            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);
                    return TCL_ERROR;
                } else {
                    ts->relocated=1;
                }
            }

            val_p = tcc_get_symbol(s, Tcl_GetString(objv[3]));
            if (val_p == NULL) {
		    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) {
................................................................................
            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;
            }
................................................................................
        default:
            Tcl_Panic("internal error during option lookup");
    }
    return TCL_OK;
} 

static int TccCreateCmd( ClientData cdata, Tcl_Interp *interp, int objc, Tcl_Obj * CONST objv[]){
	struct TclTCCState *ts;
	TCCState *s;
    	int index;
	static CONST char *types[] = {
		"memory", "exe", "dll", "obj", "preprocess",    (char *) NULL
	};

	if (objc < 3 || objc > 4) {
................................................................................
		index = TCC_OUTPUT_MEMORY;
	} else {
		if (Tcl_GetIndexFromObj(interp, objv[2], types, "type", 0, &index) != TCL_OK) {
			return TCL_ERROR;
		}
	}

	s = tcc_new();
	if (s == NULL) {
		return(TCL_ERROR);
	}

	tcc_set_error_func(s, interp, (void *)&TccErrorFunc);

	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]),TccHandleCmd,ts,TccCCommandDeleteProc);

	return TCL_OK;
}

int Tcc4tcl_Init(Tcl_Interp *interp) {
#ifdef TCL_USE_STUBS
	if (Tcl_InitStubs(interp, "8.4" , 0) == 0L) {
		return TCL_ERROR;
	}
#endif

	Tcl_CreateObjCommand(interp, PACKAGE_NAME, TccCreateCmd, NULL, NULL);
	Tcl_PkgProvide(interp, PACKAGE_NAME, PACKAGE_VERSION);

	return TCL_OK;
}