Ejemplo n.º 1
0
static int run_command(struct command_context *context,
	struct command *c, const char *words[], unsigned num_words)
{
	if (!command_can_run(context, c)) {
		/* Many commands may be run only before/after 'init' */
		const char *when;
		switch (c->mode) {
			case COMMAND_CONFIG:
				when = "before";
				break;
			case COMMAND_EXEC:
				when = "after";
				break;
			/* handle the impossible with humor; it guarantees a bug report! */
			default:
				when = "if Cthulhu is summoned by";
				break;
		}
		LOG_ERROR("The '%s' command must be used %s 'init'.",
			c->name, when);
		return ERROR_FAIL;
	}

	struct command_invocation cmd = {
		.ctx = context,
		.current = c,
		.name = c->name,
		.argc = num_words - 1,
		.argv = words + 1,
	};
	int retval = c->handler(&cmd);
	if (retval == ERROR_COMMAND_SYNTAX_ERROR) {
		/* Print help for command */
		char *full_name = command_name(c, ' ');
		if (NULL != full_name) {
			command_run_linef(context, "usage %s", full_name);
			free(full_name);
		} else
			retval = -ENOMEM;
	} else if (retval == ERROR_COMMAND_CLOSE_CONNECTION) {
		/* just fall through for a shutdown request */
	} else if (retval != ERROR_OK) {
		/* we do not print out an error message because the command *should*
		 * have printed out an error
		 */
		LOG_DEBUG("Command failed with error code %d", retval);
	}

	return retval;
}

int command_run_line(struct command_context *context, char *line)
{
	/* all the parent commands have been registered with the interpreter
	 * so, can just evaluate the line as a script and check for
	 * results
	 */
	/* run the line thru a script engine */
	int retval = ERROR_FAIL;
	int retcode;
	/* Beware! This code needs to be reentrant. It is also possible
	 * for OpenOCD commands to be invoked directly from Tcl. This would
	 * happen when the Jim Tcl interpreter is provided by eCos for
	 * instance.
	 */
	Jim_Interp *interp = context->interp;
	Jim_DeleteAssocData(interp, "context");
	retcode = Jim_SetAssocData(interp, "context", NULL, context);
	if (retcode == JIM_OK) {
		/* associated the return value */
		Jim_DeleteAssocData(interp, "retval");
		retcode = Jim_SetAssocData(interp, "retval", NULL, &retval);
		if (retcode == JIM_OK) {
			retcode = Jim_Eval_Named(interp, line, 0, 0);

			Jim_DeleteAssocData(interp, "retval");
		}
		Jim_DeleteAssocData(interp, "context");
	}
	if (retcode == JIM_OK) {
		const char *result;
		int reslen;

		result = Jim_GetString(Jim_GetResult(interp), &reslen);
		if (reslen > 0) {
			int i;
			char buff[256 + 1];
			for (i = 0; i < reslen; i += 256) {
				int chunk;
				chunk = reslen - i;
				if (chunk > 256)
					chunk = 256;
				strncpy(buff, result + i, chunk);
				buff[chunk] = 0;
				LOG_USER_N("%s", buff);
			}
			LOG_USER_N("\n");
		}
		retval = ERROR_OK;
	} else if (retcode == JIM_EXIT) {
		/* ignore.
		 * exit(Jim_GetExitCode(interp)); */
	} else if (retcode == ERROR_COMMAND_CLOSE_CONNECTION) {
		return retcode;
	} else {
		Jim_MakeErrorMessage(interp);
		LOG_USER("%s", Jim_GetString(Jim_GetResult(interp), NULL));

		if (retval == ERROR_OK) {
			/* It wasn't a low level OpenOCD command that failed */
			return ERROR_FAIL;
		}
		return retval;
	}

	return retval;
}
Ejemplo n.º 2
0
Archivo: Tcl.cpp Proyecto: wibbe/zum
  int BuiltInSubProc::call(struct Jim_Interp * interp, int argc, Jim_Obj * const * argv)
  {
    bool help = false;
    const char * cmdName = Jim_String(argv[0]);

    if (argc < 2)
    {
      Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
      Jim_AppendStrings(interp, Jim_GetResult(interp), "wrong # args: should be \"", cmdName, " command ...\"\n", NULL);
      Jim_AppendStrings(interp, Jim_GetResult(interp), "Use \"", cmdName, " -help ?command?\" for help about the command", NULL);    
      return JIM_ERR;
    }

    Jim_Obj * cmd = argv[1];

    // Check for the help command
    if (Jim_CompareStringImmediate(interp, cmd, "-help"))
    {
      if (argc == 2)
      {
        showCommandUsage(interp, argc, argv, subCommands_);
        return JIM_OK;
      }

      help = true;
      cmd = argv[2];
    }

    // Check for special builtin '-commands' command first
    if (Jim_CompareStringImmediate(interp, cmd, "-commands"))
    {
        /* Build the result here */
        Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
        addSubCommands(interp, subCommands_, " ");
        return JIM_OK;
    }

    for (int i = 0; i < subCommands_.size() / 3; ++i)
    {
      if (Jim_CompareStringImmediate(interp, cmd, subCommands_[i * 3]))
      {
        if (help)
        {
          Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
          Jim_AppendStrings(interp, Jim_GetResult(interp), "Usage: \"", cmdName, " ", subCommands_[i * 3], NULL);

          if (strlen(subCommands_[i * 3 + 1]) > 0)
            Jim_AppendStrings(interp, Jim_GetResult(interp), " ", subCommands_[i * 3 + 1], NULL);
          
          Jim_AppendStrings(interp, Jim_GetResult(interp), "\"");

          if (strlen(subCommands_[i * 3 + 2]) > 0)
            Jim_AppendStrings(interp, Jim_GetResult(interp), " ", subCommands_[i * 3 + 2], NULL);

          return JIM_OK;
        }
        else
        {
          return proc_(interp, i, argc - 2, argv + 2);
        }
      }
    }

    Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
    Jim_AppendStrings(interp, Jim_GetResult(interp), cmdName, ", unknown command \"", Jim_String(cmd), "\" should be one of: ", NULL);
    addSubCommands(interp, subCommands_, ", ");

    return JIM_ERR;
  }
Ejemplo n.º 3
0
Archivo: Tcl.cpp Proyecto: wibbe/zum
 std::string result()
 {
   return std::string(Jim_String(Jim_GetResult(interpreter_)));
 }
Ejemplo n.º 4
0
static int do_signal_cmd(Jim_Interp *interp, int action, int argc, Jim_Obj *const *argv)
{
    struct sigaction sa;
    int i;

    if (argc == 0) {
        Jim_SetResult(interp, Jim_NewListObj(interp, NULL, 0));
        for (i = 1; i < MAX_SIGNALS; i++) {
            if (siginfo[i].status == action) {
                /* Add signal name to the list  */
                Jim_ListAppendElement(interp, Jim_GetResult(interp),
                    Jim_NewStringObj(interp, Jim_SignalId(i), -1));
            }
        }
        return JIM_OK;
    }

    /* Catch all the signals we care about */
    if (action != SIGNAL_ACTION_DEFAULT) {
        memset(&sa, 0, sizeof(sa));
        if (action == SIGNAL_ACTION_HANDLE) {
            sa.sa_handler = signal_handler;
        }
        else {
            sa.sa_handler = signal_ignorer;
        }
    }

    /* Iterate through the provided signals */
    for (i = 0; i < argc; i++) {
        int sig = find_signal_by_name(interp, Jim_String(argv[i]));

        if (sig < 0) {
            return JIM_ERR;
        }
        if (action != siginfo[sig].status) {
            /* Need to change the action for this signal */
            switch (action) {
                case SIGNAL_ACTION_HANDLE:
                case SIGNAL_ACTION_IGNORE:
                    if (siginfo[sig].status == SIGNAL_ACTION_DEFAULT) {
                        if (!sa_old) {
                            /* Allocate the structure the first time through */
                            sa_old = Jim_Alloc(sizeof(*sa_old) * MAX_SIGNALS);
                        }
                        sigaction(sig, &sa, &sa_old[sig]);
                    }
                    else {
                        sigaction(sig, &sa, 0);
                    }
                    break;

                case SIGNAL_ACTION_DEFAULT:
                    /* Restore old handler */
                    if (sa_old) {
                        sigaction(sig, &sa_old[sig], 0);
                    }
            }
            siginfo[sig].status = action;
        }
    }

    return JIM_OK;
}
Ejemplo n.º 5
0
Archivo: Tcl.cpp Proyecto: wibbe/zum
 static void showCommandUsage(struct Jim_Interp * interp, int argc, Jim_Obj * const * argv, std::vector<const char *> const& subCommands)
 {
   Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
   Jim_AppendStrings(interp, Jim_GetResult(interp), "Usage: \"", Jim_String(argv[0]), " command ... \", where command is one of: ", NULL);
   addSubCommands(interp, subCommands, ", ");
 }
Ejemplo n.º 6
0
static int JimNamespaceCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
    Jim_Obj *nsObj;
    Jim_Obj *objPtr;
    int option;
    static const char * const options[] = {
        "eval", "current", "canonical", "qualifiers", "parent", "tail", "delete",
        "origin", "code", "inscope", "import", "export",
        "which", "upvar", NULL
    };
    enum
    {
        OPT_EVAL, OPT_CURRENT, OPT_CANONICAL, OPT_QUALIFIERS, OPT_PARENT, OPT_TAIL, OPT_DELETE,
        OPT_ORIGIN, OPT_CODE, OPT_INSCOPE, OPT_IMPORT, OPT_EXPORT,
        OPT_WHICH, OPT_UPVAR,
    };

    if (argc < 2) {
        Jim_WrongNumArgs(interp, 1, argv, "subcommand ?arg ...?");
        return JIM_ERR;
    }

    if (Jim_GetEnum(interp, argv[1], options, &option, "subcommand", JIM_ERRMSG | JIM_ENUM_ABBREV) != JIM_OK) {
        return JIM_ERR;
    }

    switch (option) {
        case OPT_EVAL:
            if (argc < 4) {
                Jim_WrongNumArgs(interp, 2, argv, "name arg ?arg...?");
                return JIM_ERR;
            }
            if (argc == 4) {
                objPtr = argv[3];
            }
            else {
                objPtr = Jim_ConcatObj(interp, argc - 3, argv + 3);
            }

            nsObj = JimCanonicalNamespace(interp, interp->framePtr->nsObj, argv[2]);
            return Jim_EvalNamespace(interp, objPtr, nsObj);

        case OPT_CURRENT:
            if (argc != 2) {
                Jim_WrongNumArgs(interp, 2, argv, "");
                return JIM_ERR;
            }
            Jim_SetResult(interp, JimNamespaceCurrent(interp));
            return JIM_OK;

        case OPT_CANONICAL:
            if (argc > 4) {
                Jim_WrongNumArgs(interp, 2, argv, "?current? ?name?");
                return JIM_ERR;
            }
            if (argc == 2) {
                Jim_SetResult(interp, interp->framePtr->nsObj);
            }
            else if (argc == 3) {
                Jim_SetResult(interp, JimCanonicalNamespace(interp, interp->framePtr->nsObj, argv[2]));
            }
            else {
                Jim_SetResult(interp, JimCanonicalNamespace(interp, argv[2], argv[3]));
            }
            return JIM_OK;

        case OPT_QUALIFIERS:
            if (argc != 3) {
                Jim_WrongNumArgs(interp, 2, argv, "string");
                return JIM_ERR;
            }
            Jim_SetResult(interp, Jim_NamespaceQualifiers(interp, argv[2]));
            return JIM_OK;

        case OPT_IMPORT:
        case OPT_EXPORT:
            return JIM_OK;

        case OPT_TAIL:
            if (argc != 3) {
                Jim_WrongNumArgs(interp, 2, argv, "string");
                return JIM_ERR;
            }
            Jim_SetResult(interp, Jim_NamespaceTail(interp, argv[2]));
            return JIM_OK;

        case OPT_PARENT:
            if (argc != 2 && argc != 3) {
                Jim_WrongNumArgs(interp, 2, argv, "?name?");
                return JIM_ERR;
            }
            else {
                const char *name;

                if (argc == 3) {
                    objPtr = argv[2];
                }
                else {
                    objPtr = interp->framePtr->nsObj;
                }
                if (Jim_Length(objPtr) == 0 || Jim_CompareStringImmediate(interp, objPtr, "::")) {
                    return JIM_OK;
                }
                objPtr = Jim_NamespaceQualifiers(interp, objPtr);

                name = Jim_String(objPtr);

                if (name[0] != ':' || name[1] != ':') {
                    /* Make it fully scoped */
                    Jim_SetResultString(interp, "::", 2);
                    Jim_AppendObj(interp, Jim_GetResult(interp), objPtr);
                    Jim_IncrRefCount(objPtr);
                    Jim_DecrRefCount(interp, objPtr);
                }
                else {
                    Jim_SetResult(interp, objPtr);
                }
            }
            return JIM_OK;
    }

    /* Implemented as a Tcl helper proc.
     * Note that calling a proc will change the current namespace,
     * so helper procs must call [uplevel namespace canon] to get the callers
     * namespace.
     */
    return Jim_EvalEnsemble(interp, "namespace", options[option], argc - 2, argv + 2);
}
Ejemplo n.º 7
0
/* Calls to [aio.file] create commands that are implemented by this
 * C command. */
static int JimAioHandlerCommand(Jim_Interp *interp, int argc,
                                Jim_Obj *const *argv)
{
    AioFile *af = Jim_CmdPrivData(interp);
    int option;
    const char *options[] = {
        "close", "seek", "tell", "gets", "read", "puts", "flush", "eof", NULL
    };
    enum {OPT_CLOSE, OPT_SEEK, OPT_TELL, OPT_GETS, OPT_READ, OPT_PUTS,
          OPT_FLUSH, OPT_EOF
         };

    if (argc < 2) {
        Jim_WrongNumArgs(interp, 1, argv, "method ?args ...?");
        return JIM_ERR;
    }
    if (Jim_GetEnum(interp, argv[1], options, &option, "AIO method",
                    JIM_ERRMSG) != JIM_OK)
        return JIM_ERR;
    /* CLOSE */
    if (option == OPT_CLOSE) {
        if (argc != 2) {
            Jim_WrongNumArgs(interp, 2, argv, "");
            return JIM_ERR;
        }
        Jim_DeleteCommand(interp, Jim_GetString(argv[0], NULL));
        return JIM_OK;
    } else if (option == OPT_SEEK) {
        /* SEEK */
        int orig = SEEK_SET;
        long offset;

        if (argc != 3 && argc != 4) {
            Jim_WrongNumArgs(interp, 2, argv, "offset ?origin?");
            return JIM_ERR;
        }
        if (argc == 4) {
            if (Jim_CompareStringImmediate(interp, argv[3], "start"))
                orig = SEEK_SET;
            else if (Jim_CompareStringImmediate(interp, argv[3], "current"))
                orig = SEEK_CUR;
            else if (Jim_CompareStringImmediate(interp, argv[3], "end"))
                orig = SEEK_END;
            else {
                Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
                Jim_AppendStrings(interp, Jim_GetResult(interp),
                                  "bad origin \"", Jim_GetString(argv[3], NULL),
                                  "\" must be: start, current, or end", NULL);
                return JIM_ERR;
            }
        }
        if (Jim_GetLong(interp, argv[2], &offset) != JIM_OK)
            return JIM_ERR;
        if (fseek(af->fp, offset, orig) == -1) {
            JimAioSetError(interp);
            return JIM_ERR;
        }
        return JIM_OK;
    } else if (option == OPT_TELL) {
        /* TELL */
        long position;

        if (argc != 2) {
            Jim_WrongNumArgs(interp, 2, argv, "");
            return JIM_ERR;
        }
        position = ftell(af->fp);
        Jim_SetResult(interp, Jim_NewIntObj(interp, position));
        return JIM_OK;
    } else if (option == OPT_GETS) {
        /* GETS */
        char buf[AIO_BUF_LEN];
        Jim_Obj *objPtr;

        if (argc != 2 && argc != 3) {
            Jim_WrongNumArgs(interp, 2, argv, "?varName?");
            return JIM_ERR;
        }
        objPtr = Jim_NewStringObj(interp, NULL, 0);
        while (1) {
            int more = 0;
            buf[AIO_BUF_LEN-1] = '_';
            if (fgets(buf, AIO_BUF_LEN, af->fp) == NULL)
                break;
            if (buf[AIO_BUF_LEN-1] == '\0' && buf[AIO_BUF_LEN] == '\n')
                more = 1;
            if (more) {
                Jim_AppendString(interp, objPtr, buf, AIO_BUF_LEN-1);
            } else {
                /* strip "\n" */
                Jim_AppendString(interp, objPtr, buf, strlen(buf)-1);
            }
            if (!more)
                break;
        }
        if (ferror(af->fp)) {
            /* I/O error */
            Jim_IncrRefCount(objPtr);
            Jim_DecrRefCount(interp, objPtr);
            JimAioSetError(interp);
            return JIM_ERR;
        }
        /* On EOF returns -1 if varName was specified, or the empty string. */
        if (feof(af->fp) && Jim_Length(objPtr) == 0) {
            Jim_IncrRefCount(objPtr);
            Jim_DecrRefCount(interp, objPtr);
            if (argc == 3)
                Jim_SetResult(interp, Jim_NewIntObj(interp, -1));
            return JIM_OK;
        }
        if (argc == 3) {
            int totLen;

            Jim_GetString(objPtr, &totLen);
            if (Jim_SetVariable(interp, argv[2], objPtr) != JIM_OK) {
                Jim_IncrRefCount(objPtr);
                Jim_DecrRefCount(interp, objPtr);
                return JIM_ERR;
            }
            Jim_SetResult(interp, Jim_NewIntObj(interp, totLen));
        } else {
            Jim_SetResult(interp, objPtr);
        }
        return JIM_OK;
    } else if (option == OPT_READ) {
        /* READ */
        char buf[AIO_BUF_LEN];
        Jim_Obj *objPtr;
        int nonewline = 0;
        int neededLen = -1; /* -1 is "read as much as possible" */

        if (argc != 2 && argc != 3) {
            Jim_WrongNumArgs(interp, 2, argv, "?-nonewline? ?len?");
            return JIM_ERR;
        }
        if (argc == 3 &&
                Jim_CompareStringImmediate(interp, argv[2], "-nonewline"))
        {
            nonewline = 1;
            argv++;
            argc--;
        }
        if (argc == 3) {
            jim_wide wideValue;
            if (Jim_GetWide(interp, argv[2], &wideValue) != JIM_OK)
                return JIM_ERR;
            if (wideValue < 0) {
                Jim_SetResultString(interp, "invalid parameter: negative len",
                                    -1);
                return JIM_ERR;
            }
            neededLen = (int) wideValue;
        }
        objPtr = Jim_NewStringObj(interp, NULL, 0);
        while (neededLen != 0) {
            int retval;
            int readlen;

            if (neededLen == -1) {
                readlen = AIO_BUF_LEN;
            } else {
                readlen = (neededLen > AIO_BUF_LEN ? AIO_BUF_LEN : neededLen);
            }
            retval = fread(buf, 1, readlen, af->fp);
            if (retval > 0) {
                Jim_AppendString(interp, objPtr, buf, retval);
                if (neededLen != -1) {
                    neededLen -= retval;
                }
            }
            if (retval != readlen) break;
        }
        /* Check for error conditions */
        if (ferror(af->fp)) {
            /* I/O error */
            Jim_FreeNewObj(interp, objPtr);
            JimAioSetError(interp);
            return JIM_ERR;
        }
        if (nonewline) {
            int len;
            const char *s = Jim_GetString(objPtr, &len);

            if (len > 0 && s[len-1] == '\n') {
                objPtr->length--;
                objPtr->bytes[objPtr->length] = '\0';
            }
        }
        Jim_SetResult(interp, objPtr);
        return JIM_OK;
    } else if (option == OPT_PUTS) {
        /* PUTS */
        int wlen;
        const char *wdata;

        if (argc != 3 && (argc != 4 || !Jim_CompareStringImmediate(
                              interp, argv[2], "-nonewline"))) {
            Jim_WrongNumArgs(interp, 2, argv, "?-nonewline? string");
            return JIM_ERR;
        }
        wdata = Jim_GetString(argv[2+(argc==4)], &wlen);
        if (fwrite(wdata, 1, wlen, af->fp) != (unsigned)wlen ||
                (argc == 3 && fwrite("\n", 1, 1, af->fp) != 1)) {
            JimAioSetError(interp);
            return JIM_ERR;
        }
        return JIM_OK;
    } else if (option  == OPT_FLUSH) {
        /* FLUSH */
        if (argc != 2) {
            Jim_WrongNumArgs(interp, 2, argv, "");
            return JIM_ERR;
        }
        if (fflush(af->fp) == EOF) {
            JimAioSetError(interp);
            return JIM_ERR;
        }
        return JIM_OK;
    } else if (option  == OPT_EOF) {
        /* EOF */
        if (argc != 2) {
            Jim_WrongNumArgs(interp, 2, argv, "");
            return JIM_ERR;
        }
        Jim_SetResult(interp, Jim_NewIntObj(interp, feof(af->fp)));
        return JIM_OK;
    }
    return JIM_OK;
}
Ejemplo n.º 8
0
/* [tcl::prefix]
 */
static int Jim_TclPrefixCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
    Jim_Obj *objPtr;
    Jim_Obj *stringObj;
    int option;
    static const char * const options[] = { "match", "all", "longest", NULL };
    enum { OPT_MATCH, OPT_ALL, OPT_LONGEST };

    if (argc < 2) {
        Jim_WrongNumArgs(interp, 1, argv, "subcommand ?arg ...?");
        return JIM_ERR;
    }
    if (Jim_GetEnum(interp, argv[1], options, &option, NULL, JIM_ERRMSG | JIM_ENUM_ABBREV) != JIM_OK)
        return Jim_CheckShowCommands(interp, argv[1], options);

    switch (option) {
        case OPT_MATCH:{
            int i;
            int ret;
            int tablesize;
            const char **table;
            Jim_Obj *tableObj;
            Jim_Obj *errorObj = NULL;
            const char *message = "option";
            static const char * const matchoptions[] = { "-error", "-exact", "-message", NULL };
            enum { OPT_MATCH_ERROR, OPT_MATCH_EXACT, OPT_MATCH_MESSAGE };
            int flags = JIM_ERRMSG | JIM_ENUM_ABBREV;

            if (argc < 4) {
                Jim_WrongNumArgs(interp, 2, argv, "?options? table string");
                return JIM_ERR;
            }
            tableObj = argv[argc - 2];
            stringObj = argv[argc - 1];
            argc -= 2;
            for (i = 2; i < argc; i++) {
                int matchoption;
                if (Jim_GetEnum(interp, argv[i], matchoptions, &matchoption, "option", JIM_ERRMSG | JIM_ENUM_ABBREV) != JIM_OK)
                    return JIM_ERR;
                switch (matchoption) {
                    case OPT_MATCH_EXACT:
                        flags &= ~JIM_ENUM_ABBREV;
                        break;

                    case OPT_MATCH_ERROR:
                        if (++i == argc) {
                            Jim_SetResultString(interp, "missing error options", -1);
                            return JIM_ERR;
                        }
                        errorObj = argv[i];
                        if (Jim_Length(errorObj) % 2) {
                            Jim_SetResultString(interp, "error options must have an even number of elements", -1);
                            return JIM_ERR;
                        }
                        break;

                    case OPT_MATCH_MESSAGE:
                        if (++i == argc) {
                            Jim_SetResultString(interp, "missing message", -1);
                            return JIM_ERR;
                        }
                        message = Jim_String(argv[i]);
                        break;
                }
            }
            /* Do the match */
            tablesize = Jim_ListLength(interp, tableObj);
            table = Jim_Alloc((tablesize + 1) * sizeof(*table));
            for (i = 0; i < tablesize; i++) {
                Jim_ListIndex(interp, tableObj, i, &objPtr, JIM_NONE);
                table[i] = Jim_String(objPtr);
            }
            table[i] = NULL;

            ret = Jim_GetEnum(interp, stringObj, table, &i, message, flags);
            Jim_Free(table);
            if (ret == JIM_OK) {
                Jim_ListIndex(interp, tableObj, i, &objPtr, JIM_NONE);
                Jim_SetResult(interp, objPtr);
                return JIM_OK;
            }
            if (tablesize == 0) {
                Jim_SetResultFormatted(interp, "bad %s \"%#s\": no valid options", message, stringObj);
                return JIM_ERR;
            }
            if (errorObj) {
                if (Jim_Length(errorObj) == 0) {
                    Jim_SetEmptyResult(interp);
                    return JIM_OK;
                }
                /* Do this the easy way. Build a list to evaluate */
                objPtr = Jim_NewStringObj(interp, "return -level 0 -code error", -1);
                Jim_ListAppendList(interp, objPtr, errorObj);
                Jim_ListAppendElement(interp, objPtr, Jim_GetResult(interp));
                return Jim_EvalObjList(interp, objPtr);
            }
            return JIM_ERR;
        }

        case OPT_ALL:
            if (argc != 4) {
                Jim_WrongNumArgs(interp, 2, argv, "table string");
                return JIM_ERR;
            }
            else {
                int i;
                int listlen = Jim_ListLength(interp, argv[2]);
                objPtr = Jim_NewListObj(interp, NULL, 0);
                for (i = 0; i < listlen; i++) {
                    Jim_Obj *valObj = Jim_ListGetIndex(interp, argv[2], i);
                    if (Jim_StringCompareLenObj(interp, argv[3], valObj, 0) == 0) {
                        Jim_ListAppendElement(interp, objPtr, valObj);
                    }
                }
                Jim_SetResult(interp, objPtr);
                return JIM_OK;
            }

        case OPT_LONGEST:
            if (argc != 4) {
                Jim_WrongNumArgs(interp, 2, argv, "table string");
                return JIM_ERR;
            }
            else if (Jim_ListLength(interp, argv[2])) {
                const char *longeststr = NULL;
                int longestlen = 0;
                int i;
                int listlen = Jim_ListLength(interp, argv[2]);

                stringObj = argv[3];

                for (i = 0; i < listlen; i++) {
                    Jim_Obj *valObj = Jim_ListGetIndex(interp, argv[2], i);

                    if (Jim_StringCompareLenObj(interp, stringObj, valObj, 0)) {
                        /* Does not begin with 'string' */
                        continue;
                    }

                    if (longeststr == NULL) {
                        longestlen = Jim_Utf8Length(interp, valObj);
                        longeststr = Jim_String(valObj);
                    }
                    else {
                        longestlen = JimStringCommonLength(longeststr, longestlen, Jim_String(valObj), Jim_Utf8Length(interp, valObj));
                    }
                }
                if (longeststr) {
                    Jim_SetResultString(interp, longeststr, longestlen);
                }
                return JIM_OK;
            }
    }
    return JIM_ERR; /* Cannot ever get here */
}
Ejemplo n.º 9
0
int rtos_create(Jim_GetOptInfo *goi, struct target * target)
{
	int x;
	char *cp;

	if (! goi->isconfigure) {
		if (goi->argc != 0) {
			if (goi->argc != 0) {
				Jim_WrongNumArgs(goi->interp,
						goi->argc, goi->argv,
						"NO PARAMS");
				return JIM_ERR;
			}

			Jim_SetResultString(goi->interp,
					target_type_name(target), -1);
		}
	}

	if (target->rtos) {
		free((void *)(target->rtos));
	}
//			e = Jim_GetOpt_String(goi, &cp, NULL);
//			target->rtos = strdup(cp);

	Jim_GetOpt_String(goi, &cp, NULL);
	/* now does target type exist */

	if ( 0 == strcmp( cp, "auto") )
	{
		// auto detection of RTOS
		target->rtos_auto_detect = true;
		x = 0;
	}
	else
	{

		for (x = 0 ; rtos_types[x] ; x++) {
			if (0 == strcmp(cp, rtos_types[x]->name)) {
				/* found */
				break;
			}
		}
		if (rtos_types[x] == NULL) {
			Jim_SetResultFormatted(goi->interp, "Unknown rtos type %s, try one of ", cp);
			for (x = 0 ; rtos_types[x] ; x++) {
				if (rtos_types[x + 1]) {
					Jim_AppendStrings(goi->interp,
									   Jim_GetResult(goi->interp),
									   rtos_types[x]->name,
									   ", ", NULL);
				} else {
					Jim_AppendStrings(goi->interp,
									   Jim_GetResult(goi->interp),
									   " or ",
									   rtos_types[x]->name,NULL);
				}
			}
			return JIM_ERR;
		}
	}
	/* Create it */
	target->rtos = calloc(1,sizeof(struct rtos));
	target->rtos->type = rtos_types[x];
	target->rtos->current_thread = 0;
	target->rtos->symbols = NULL;
	target->rtos->target = target;

	if ( 0 != strcmp( cp, "auto") )
	{
		target->rtos->type->create( target );
	}

	return JIM_OK;
}
Ejemplo n.º 10
0
const jim_subcmd_type *Jim_ParseSubCmd(Jim_Interp *interp, const jim_subcmd_type * command_table,
    int argc, Jim_Obj *const *argv)
{
    const jim_subcmd_type *ct;
    const jim_subcmd_type *partial = 0;
    int cmdlen;
    Jim_Obj *cmd;
    const char *cmdstr;
    const char *cmdname;
    int help = 0;

    cmdname = Jim_String(argv[0]);

    if (argc < 2) {
        Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
        Jim_AppendStrings(interp, Jim_GetResult(interp), "wrong # args: should be \"", cmdname,
            " command ...\"\n", NULL);
        Jim_AppendStrings(interp, Jim_GetResult(interp), "Use \"", cmdname, " -help ?command?\" for help", NULL);
        return 0;
    }

    cmd = argv[1];

    /* Check for the help command */
    if (Jim_CompareStringImmediate(interp, cmd, "-help")) {
        if (argc == 2) {
            /* Usage for the command, not the subcommand */
            show_cmd_usage(interp, command_table, argc, argv);
            return &dummy_subcmd;
        }
        help = 1;

        /* Skip the 'help' command */
        cmd = argv[2];
    }

    /* Check for special builtin '-commands' command first */
    if (Jim_CompareStringImmediate(interp, cmd, "-commands")) {
        /* Build the result here */
        Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
        add_commands(interp, command_table, " ");
        return &dummy_subcmd;
    }

    cmdstr = Jim_GetString(cmd, &cmdlen);

    for (ct = command_table; ct->cmd; ct++) {
        if (Jim_CompareStringImmediate(interp, cmd, ct->cmd)) {
            /* Found an exact match */
            break;
        }
        if (strncmp(cmdstr, ct->cmd, cmdlen) == 0) {
            if (partial) {
                /* Ambiguous */
                if (help) {
                    /* Just show the top level help here */
                    show_cmd_usage(interp, command_table, argc, argv);
                    return &dummy_subcmd;
                }
                bad_subcmd(interp, command_table, "ambiguous", argv[0], argv[1 + help]);
                return 0;
            }
            partial = ct;
        }
        continue;
    }

    /* If we had an unambiguous partial match */
    if (partial && !ct->cmd) {
        ct = partial;
    }

    if (!ct->cmd) {
        /* No matching command */
        if (help) {
            /* Just show the top level help here */
            show_cmd_usage(interp, command_table, argc, argv);
            return &dummy_subcmd;
        }
        bad_subcmd(interp, command_table, "unknown", argv[0], argv[1 + help]);
        return 0;
    }

    if (help) {
        Jim_SetResultString(interp, "Usage: ", -1);
        /* subcmd */
        add_cmd_usage(interp, ct, argv[0]);
        return &dummy_subcmd;
    }

    /* Check the number of args */
    if (argc - 2 < ct->minargs || (ct->maxargs >= 0 && argc - 2 > ct->maxargs)) {
        Jim_SetResultString(interp, "wrong # args: should be \"", -1);
        /* subcmd */
        add_cmd_usage(interp, ct, argv[0]);
        Jim_AppendStrings(interp, Jim_GetResult(interp), "\"", NULL);

        return 0;
    }

    /* Good command */
    return ct;
}
Ejemplo n.º 11
0
static void set_wrong_args(Jim_Interp *interp, const jim_subcmd_type * command_table, Jim_Obj *subcmd)
{
    Jim_SetResultString(interp, "wrong # args: should be \"", -1);
    add_cmd_usage(interp, command_table, subcmd);
    Jim_AppendStrings(interp, Jim_GetResult(interp), "\"", NULL);
}
Ejemplo n.º 12
0
const char* es_tcl_last_result(es_Interp *interp) {
  return Jim_GetString(Jim_GetResult(interp), NULL);
}
Ejemplo n.º 13
0
static int JimAioSockCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
    const char *hdlfmt = "aio.unknown%ld";
    const char *socktypes[] = {
        "unix",
        "unix.server",
        "dgram",
        "dgram.server",
        "stream",
        "stream.server",
        "pipe",
        NULL
    };
    enum
    {
        SOCK_UNIX,
        SOCK_UNIX_SERVER,
        SOCK_DGRAM_CLIENT,
        SOCK_DGRAM_SERVER,
        SOCK_STREAM_CLIENT,
        SOCK_STREAM_SERVER,
        SOCK_STREAM_PIPE,
        SOCK_DGRAM6_CLIENT,
        SOCK_DGRAM6_SERVER,
        SOCK_STREAM6_CLIENT,
        SOCK_STREAM6_SERVER,
    };
    int socktype;
    int sock;
    const char *hostportarg = NULL;
    int res;
    int on = 1;
    const char *mode = "r+";
    int family = PF_INET;
    Jim_Obj *argv0 = argv[0];
    int ipv6 = 0;

    if (argc > 1 && Jim_CompareStringImmediate(interp, argv[1], "-ipv6")) {
        if (!IPV6) {
            Jim_SetResultString(interp, "ipv6 not supported", -1);
            return JIM_ERR;
        }
        ipv6 = 1;
        family = PF_INET6;
    }
    argc -= ipv6;
    argv += ipv6;

    if (argc < 2) {
      wrongargs:
        Jim_WrongNumArgs(interp, 1, &argv0, "?-ipv6? type ?address?");
        return JIM_ERR;
    }

    if (Jim_GetEnum(interp, argv[1], socktypes, &socktype, "socket type", JIM_ERRMSG) != JIM_OK)
        return JIM_ERR;

    Jim_SetEmptyResult(interp);

    hdlfmt = "aio.sock%ld";

    if (argc > 2) {
        hostportarg = Jim_String(argv[2]);
    }

    switch (socktype) {
        case SOCK_DGRAM_CLIENT:
            if (argc == 2) {
                /* No address, so an unconnected dgram socket */
                sock = socket(family, SOCK_DGRAM, 0);
                if (sock < 0) {
                    JimAioSetError(interp, NULL);
                    return JIM_ERR;
                }
                break;
            }
            /* fall through */
        case SOCK_STREAM_CLIENT:
            {
                union sockaddr_any sa;
                int salen;

                if (argc != 3) {
                    goto wrongargs;
                }

                if (ipv6) {
                    if (JimParseIPv6Address(interp, hostportarg, &sa, &salen) != JIM_OK) {
                        return JIM_ERR;
                    }
                }
                else if (JimParseIpAddress(interp, hostportarg, &sa, &salen) != JIM_OK) {
                    return JIM_ERR;
                }
                sock = socket(family, (socktype == SOCK_DGRAM_CLIENT) ? SOCK_DGRAM : SOCK_STREAM, 0);
                if (sock < 0) {
                    JimAioSetError(interp, NULL);
                    return JIM_ERR;
                }
                res = connect(sock, &sa.sa, salen);
                if (res) {
                    JimAioSetError(interp, argv[2]);
                    close(sock);
                    return JIM_ERR;
                }
            }
            break;

        case SOCK_STREAM_SERVER:
        case SOCK_DGRAM_SERVER:
            {
                union sockaddr_any sa;
                int salen;

                if (argc != 3) {
                    goto wrongargs;
                }

                if (ipv6) {
                    if (JimParseIPv6Address(interp, hostportarg, &sa, &salen) != JIM_OK) {
                        return JIM_ERR;
                    }
                }
                else if (JimParseIpAddress(interp, hostportarg, &sa, &salen) != JIM_OK) {
                    return JIM_ERR;
                }
                sock = socket(family, (socktype == SOCK_DGRAM_SERVER) ? SOCK_DGRAM : SOCK_STREAM, 0);
                if (sock < 0) {
                    JimAioSetError(interp, NULL);
                    return JIM_ERR;
                }

                /* Enable address reuse */
                setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, (void *)&on, sizeof(on));

                res = bind(sock, &sa.sa, salen);
                if (res) {
                    JimAioSetError(interp, argv[2]);
                    close(sock);
                    return JIM_ERR;
                }
                if (socktype == SOCK_STREAM_SERVER) {
                    res = listen(sock, 5);
                    if (res) {
                        JimAioSetError(interp, NULL);
                        close(sock);
                        return JIM_ERR;
                    }
                }
                hdlfmt = "aio.socksrv%ld";
            }
            break;

#ifdef HAVE_SYS_UN_H
        case SOCK_UNIX:
            {
                struct sockaddr_un sa;
                socklen_t len;

                if (argc != 3 || ipv6) {
                    goto wrongargs;
                }

                if (JimParseDomainAddress(interp, hostportarg, &sa) != JIM_OK) {
                    JimAioSetError(interp, argv[2]);
                    return JIM_ERR;
                }
                family = PF_UNIX;
                sock = socket(PF_UNIX, SOCK_STREAM, 0);
                if (sock < 0) {
                    JimAioSetError(interp, NULL);
                    return JIM_ERR;
                }
                len = strlen(sa.sun_path) + 1 + sizeof(sa.sun_family);
                res = connect(sock, (struct sockaddr *)&sa, len);
                if (res) {
                    JimAioSetError(interp, argv[2]);
                    close(sock);
                    return JIM_ERR;
                }
                hdlfmt = "aio.sockunix%ld";
                break;
            }

        case SOCK_UNIX_SERVER:
            {
                struct sockaddr_un sa;
                socklen_t len;

                if (argc != 3 || ipv6) {
                    goto wrongargs;
                }

                if (JimParseDomainAddress(interp, hostportarg, &sa) != JIM_OK) {
                    JimAioSetError(interp, argv[2]);
                    return JIM_ERR;
                }
                family = PF_UNIX;
                sock = socket(PF_UNIX, SOCK_STREAM, 0);
                if (sock < 0) {
                    JimAioSetError(interp, NULL);
                    return JIM_ERR;
                }
                len = strlen(sa.sun_path) + 1 + sizeof(sa.sun_family);
                res = bind(sock, (struct sockaddr *)&sa, len);
                if (res) {
                    JimAioSetError(interp, argv[2]);
                    close(sock);
                    return JIM_ERR;
                }
                res = listen(sock, 5);
                if (res) {
                    JimAioSetError(interp, NULL);
                    close(sock);
                    return JIM_ERR;
                }
                hdlfmt = "aio.sockunixsrv%ld";
                break;
            }
#endif

#ifdef HAVE_PIPE
        case SOCK_STREAM_PIPE:
            {
                int p[2];

                if (argc != 2 || ipv6) {
                    goto wrongargs;
                }

                if (pipe(p) < 0) {
                    JimAioSetError(interp, NULL);
                    return JIM_ERR;
                }

                if (JimMakeChannel(interp, NULL, p[0], argv[1], "aio.pipe%ld", 0, "r") == JIM_OK) {
                    Jim_Obj *objPtr = Jim_NewListObj(interp, NULL, 0);
                    Jim_ListAppendElement(interp, objPtr, Jim_GetResult(interp));

                    if (JimMakeChannel(interp, NULL, p[1], argv[1], "aio.pipe%ld", 0, "w") == JIM_OK) {
                        Jim_ListAppendElement(interp, objPtr, Jim_GetResult(interp));
                        Jim_SetResult(interp, objPtr);
                        return JIM_OK;
                    }
                }
                /* Can only be here if fdopen() failed */
                close(p[0]);
                close(p[1]);
                JimAioSetError(interp, NULL);
                return JIM_ERR;
            }
            break;
#endif
        default:
            Jim_SetResultString(interp, "Unsupported socket type", -1);
            return JIM_ERR;
    }

    return JimMakeChannel(interp, NULL, sock, argv[1], hdlfmt, family, mode);
}
Ejemplo n.º 14
0
/*
 * The main [exec] command
 */
static int Jim_ExecCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
    fdtype outputId;               /* File id for output pipe.  -1
                                 * means command overrode. */
    fdtype errorId;                /* File id for temporary file
                                 * containing error output. */
    pidtype *pidPtr;
    int numPids, result;

    /*
     * See if the command is to be run in background;  if so, create
     * the command, detach it, and return.
     */
    if (argc > 1 && Jim_CompareStringImmediate(interp, argv[argc - 1], "&")) {
        Jim_Obj *listObj;
        int i;

        argc--;
        numPids = JimCreatePipeline(interp, argc - 1, argv + 1, &pidPtr, NULL, NULL, NULL);
        if (numPids < 0) {
            return JIM_ERR;
        }
        /* The return value is a list of the pids */
        listObj = Jim_NewListObj(interp, NULL, 0);
        for (i = 0; i < numPids; i++) {
            Jim_ListAppendElement(interp, listObj, Jim_NewIntObj(interp, (long)pidPtr[i]));
        }
        Jim_SetResult(interp, listObj);
        JimDetachPids(interp, numPids, pidPtr);
        Jim_Free(pidPtr);
        return JIM_OK;
    }

    /*
     * Create the command's pipeline.
     */
    numPids =
        JimCreatePipeline(interp, argc - 1, argv + 1, &pidPtr, NULL, &outputId, &errorId);

    if (numPids < 0) {
        return JIM_ERR;
    }

    /*
     * Read the child's output (if any) and put it into the result.
     */
    Jim_SetResultString(interp, "", 0);

    result = JIM_OK;
    if (outputId != JIM_BAD_FD) {
        result = JimAppendStreamToString(interp, outputId, Jim_GetResult(interp));
        if (result < 0) {
            Jim_SetResultErrno(interp, "error reading from output pipe");
        }
    }

    if (JimCleanupChildren(interp, numPids, pidPtr, errorId) != JIM_OK) {
        result = JIM_ERR;
    }
    return result;
}