2 * Copyright (c) 1992, 1993, 1994
3 * The Regents of the University of California. All rights reserved.
4 * Copyright (c) 1992, 1993, 1994, 1995, 1996
5 * Keith Bostic. All rights reserved.
7 * George V. Neville-Neil. All rights reserved.
9 * See the LICENSE file for redistribution information.
15 static const char sccsid[] = "@(#)ex_tcl.c 8.10 (Berkeley) 9/15/96";
18 #include <sys/types.h>
19 #include <sys/queue.h>
21 #include <bitstring.h>
28 #include "../common/common.h"
30 #ifdef HAVE_TCL_INTERP
35 * ex_tcl -- :[line [,line]] tcl [command]
36 * Run a command through the tcl interpreter.
38 * PUBLIC: int ex_tcl __P((SCR*, EXCMD *));
45 #ifdef HAVE_TCL_INTERP
51 /* Initialize the interpreter. */
53 if (gp->tcl_interp == NULL && tcl_init(gp))
56 /* Skip leading white space. */
58 for (p = cmdp->argv[0]->bp,
59 len = cmdp->argv[0]->len; len > 0; --len, ++p)
62 if (cmdp->argc == 0 || len == 0) {
63 ex_emsg(sp, cmdp->cmd->usage, EXM_USAGE);
67 (void)snprintf(buf, sizeof(buf),
68 "set viScreenId %d\nset viStartLine %lu\nset viStopLine %lu",
69 sp->id, cmdp->addr1.lno, cmdp->addr2.lno);
70 if (Tcl_Eval(gp->tcl_interp, buf) == TCL_OK &&
71 Tcl_Eval(gp->tcl_interp, cmdp->argv[0]->bp) == TCL_OK)
74 msgq(sp, M_ERR, "Tcl: %s", ((Tcl_Interp *)gp->tcl_interp)->result);
77 msgq(sp, M_ERR, "302|Vi was not loaded with a Tcl interpreter");
79 #endif /* HAVE_TCL_INTERP */