/*- * Copyright (c) 1992, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef lint static char sccsid[] = "@(#)ex_map.c 8.1 (Berkeley) 6/9/93"; #endif /* not lint */ #include <sys/types.h> #include <ctype.h> #include <stdlib.h> #include <string.h> #include "vi.h" #include "excmd.h" /* * ex_map -- :map[!] [key replacement] * Map a key or display mapped keys. */ int ex_map(sp, ep, cmdp) SCR *sp; EXF *ep; EXCMDARG *cmdp; { register int ch; register char *input, *output; enum seqtype stype; int key; char *name, *s, buf[10]; stype = F_ISSET(cmdp, E_FORCE) ? SEQ_INPUT : SEQ_COMMAND; if (cmdp->string == NULL) { if (seq_dump(sp, stype, 1) == 0) msgq(sp, M_ERR, "No map entries."); return (0); } /* * Input is the first word, output is everything else, i.e. any space * characters are included. This is why we can't parse this command * in the main parser. */ for (input = cmdp->string; isspace(*input); ++input); for (output = input; (ch = *output) && !isspace(ch); ++output); if (*output != '\0') for (*output++ = '\0'; isspace(*output); ++output); if (*output == '\0') { msgq(sp, M_ERR, "Usage: %s.", cmdp->cmd->usage); return (1); } /* * If the mapped string is #[0-9], then map to a function * key. */ if (input[0] == '#' && isdigit(input[1]) && !input[2]) { key = atoi(input + 1); (void)snprintf(buf, sizeof(buf), "f%d", key); #ifdef notdef if (FKEY[key]) { /* CCC */ input = FKEY[key]; name = buf; } else { msgq(sp, M_ERR, "This terminal has no %s key.", buf); return (1); } #else name = NULL; #endif } else { name = NULL; /* Some single keys may not be remapped in command mode. */ if (stype == SEQ_COMMAND && input[1] == '\0') switch (sp->special[input[0]]) { case K_COLON: s = ":"; goto noremap; case K_CR: s = "\\r"; goto noremap; case K_ESCAPE: s = "^["; goto noremap; case K_NL: s = "\\n"; noremap: msgq(sp, M_ERR, "The %s character may not be remapped.", s); return (1); } } return (seq_set(sp, name, input, output, stype, 1)); } /* * ex_unmap -- (:unmap[!] key) * Unmap a key. */ int ex_unmap(sp, ep, cmdp) SCR *sp; EXF *ep; EXCMDARG *cmdp; { char *input; input = cmdp->argv[0]; if (seq_delete(sp, input, F_ISSET(cmdp, E_FORCE) ? SEQ_INPUT : SEQ_COMMAND)) { msgq(sp, M_ERR, "\"%s\" isn't mapped.", input); return (1); } return (0); } /* * map_save -- * Save the mapped sequences to a file. */ int map_save(sp, fp) SCR *sp; FILE *fp; { if (seq_save(sp, fp, "map ", SEQ_COMMAND)) return (1); return (seq_save(sp, fp, "map! ", SEQ_INPUT)); }