diff options
Diffstat (limited to 'lib/libedit/hist.c')
| -rw-r--r-- | lib/libedit/hist.c | 59 |
1 files changed, 36 insertions, 23 deletions
diff --git a/lib/libedit/hist.c b/lib/libedit/hist.c index f4bbf5d..601e102 100644 --- a/lib/libedit/hist.c +++ b/lib/libedit/hist.c @@ -13,11 +13,7 @@ * 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. * @@ -33,7 +29,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $NetBSD: hist.c,v 1.8 2001/01/10 07:45:41 jdolecek Exp $ + * $NetBSD: hist.c,v 1.15 2003/11/01 23:36:39 christos Exp $ */ #if !defined(lint) && !defined(SCCSID) @@ -130,18 +126,16 @@ 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; @@ -153,21 +147,40 @@ 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() |
