diff options
Diffstat (limited to 'dist/hist.c')
| -rw-r--r-- | dist/hist.c | 64 |
1 files changed, 38 insertions, 26 deletions
diff --git a/dist/hist.c b/dist/hist.c index 31589b8..282edca 100644 --- a/dist/hist.c +++ b/dist/hist.c @@ -1,4 +1,4 @@ -/* $NetBSD: hist.c,v 1.9 2001/05/17 01:02:17 christos Exp $ */ +/* $NetBSD: hist.c,v 1.15 2003/11/01 23:36:39 christos Exp $ */ /*- * Copyright (c) 1992, 1993 @@ -15,11 +15,7 @@ * 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 + * 3. 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. * @@ -36,19 +32,18 @@ * SUCH DAMAGE. */ -#include <sys/cdefs.h> +#include "config.h" #if !defined(lint) && !defined(SCCSID) #if 0 static char sccsid[] = "@(#)hist.c 8.1 (Berkeley) 6/4/93"; #else -__RCSID("$NetBSD: hist.c,v 1.9 2001/05/17 01:02:17 christos Exp $"); +__RCSID("$NetBSD: hist.c,v 1.15 2003/11/01 23:36:39 christos Exp $"); #endif #endif /* not lint && not SCCSID */ /* * hist.c: History access functions */ -#include "sys.h" #include <stdlib.h> #include "el.h" @@ -133,18 +128,16 @@ hist_get(EditLine *el) el->el_history.eventno = h; return (CC_ERROR); } - (void) strncpy(el->el_line.buffer, hp, + (void) strlcpy(el->el_line.buffer, hp, (size_t)(el->el_line.limit - el->el_line.buffer)); el->el_line.lastchar = el->el_line.buffer + strlen(el->el_line.buffer); - if (el->el_line.lastchar > el->el_line.buffer) { - if (el->el_line.lastchar[-1] == '\n') - el->el_line.lastchar--; - if (el->el_line.lastchar[-1] == ' ') - el->el_line.lastchar--; - if (el->el_line.lastchar < el->el_line.buffer) - el->el_line.lastchar = el->el_line.buffer; - } + if (el->el_line.lastchar > el->el_line.buffer + && el->el_line.lastchar[-1] == '\n') + el->el_line.lastchar--; + if (el->el_line.lastchar > el->el_line.buffer + && el->el_line.lastchar[-1] == ' ') + el->el_line.lastchar--; #ifdef KSHVI if (el->el_map.type == MAP_VI) el->el_line.cursor = el->el_line.buffer; @@ -156,21 +149,40 @@ hist_get(EditLine *el) } -/* hist_list() - * List history entries +/* hist_command() + * process a history command */ protected int -/*ARGSUSED*/ -hist_list(EditLine *el, int argc, char **argv) +hist_command(EditLine *el, int argc, const char **argv) { const char *str; + int num; + HistEvent ev; if (el->el_history.ref == NULL) return (-1); - for (str = HIST_LAST(el); str != NULL; str = HIST_PREV(el)) - (void) fprintf(el->el_outfile, "%d %s", - el->el_history.ev.num, str); - return (0); + + if (argc == 1 || strcmp(argv[1], "list") == 0) { + /* List history entries */ + + for (str = HIST_LAST(el); str != NULL; str = HIST_PREV(el)) + (void) fprintf(el->el_outfile, "%d %s", + el->el_history.ev.num, str); + return (0); + } + + if (argc != 3) + return (-1); + + num = (int)strtol(argv[2], NULL, 0); + + if (strcmp(argv[1], "size") == 0) + return history(el->el_history.ref, &ev, H_SETSIZE, num); + + if (strcmp(argv[1], "unique") == 0) + return history(el->el_history.ref, &ev, H_SETUNIQUE, num); + + return -1; } /* hist_enlargebuf() |
