diff options
Diffstat (limited to 'cmd-line-utils/libedit/el.c')
| -rw-r--r-- | cmd-line-utils/libedit/el.c | 85 |
1 files changed, 52 insertions, 33 deletions
diff --git a/cmd-line-utils/libedit/el.c b/cmd-line-utils/libedit/el.c index 1b445d40f1c..c32a01b2151 100644 --- a/cmd-line-utils/libedit/el.c +++ b/cmd-line-utils/libedit/el.c @@ -1,4 +1,4 @@ -/* $NetBSD: el.c,v 1.30 2002/11/12 00:00:23 thorpej Exp $ */ +/* $NetBSD: el.c,v 1.39 2004/07/08 00:51:36 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. * @@ -36,14 +32,7 @@ * SUCH DAMAGE. */ -#include "config.h" -#if !defined(lint) && !defined(SCCSID) -#if 0 -static char sccsid[] = "@(#)el.c 8.2 (Berkeley) 1/3/94"; -#else -__RCSID("$NetBSD: el.c,v 1.30 2002/11/12 00:00:23 thorpej Exp $"); -#endif -#endif /* not lint && not SCCSID */ +#include <config.h> /* * el.c: EditLine interface functions @@ -72,7 +61,10 @@ el_init(const char *prog, FILE *fin, FILE *fout, FILE *ferr) el->el_infd = fileno(fin); el->el_outfile = fout; el->el_errfile = ferr; - el->el_prog = strdup(prog); + if ((el->el_prog = el_strdup(prog)) == NULL) { + el_free(el); + return NULL; + } /* * Initialize all the modules. Order is important!!! @@ -80,11 +72,11 @@ el_init(const char *prog, FILE *fin, FILE *fout, FILE *ferr) el->el_flags = 0; if (term_init(el) == -1) { - free(el->el_prog); + el_free(el->el_prog); el_free(el); return NULL; } - (void) el_key_init(el); + (void) key_init(el); (void) map_init(el); if (tty_init(el) == -1) el->el_flags |= NO_TTY; @@ -112,7 +104,7 @@ el_end(EditLine *el) el_reset(el); term_end(el); - el_key_end(el); + key_end(el); map_end(el); tty_end(el); ch_end(el); @@ -257,6 +249,27 @@ el_set(EditLine *el, int op, ...) el->el_data = va_arg(va, void *); break; + case EL_UNBUFFERED: + rv = va_arg(va, int); + if (rv && !(el->el_flags & UNBUFFERED)) { + el->el_flags |= UNBUFFERED; + read_prepare(el); + } else if (!rv && (el->el_flags & UNBUFFERED)) { + el->el_flags &= ~UNBUFFERED; + read_finish(el); + } + rv = 0; + break; + + case EL_PREP_TERM: + rv = va_arg(va, int); + if (rv) + (void) tty_rawmode(el); + else + (void) tty_cookedmode(el); + rv = 0; + break; + default: rv = -1; break; @@ -297,21 +310,22 @@ el_get(EditLine *el, int op, void *ret) rv = 0; break; -#if 0 /* XXX */ case EL_TERMINAL: - rv = term_get(el, (const char *) &ret); + term_get(el, (const char **)ret); + rv = 0; break; +#if 0 /* XXX */ case EL_BIND: case EL_TELLTC: case EL_SETTC: case EL_ECHOTC: case EL_SETTY: { - char *argv[20]; + const char *argv[20]; int i; - for (i = 1; i < 20; i++) + for (i = 1; i < sizeof(argv) / sizeof(argv[0]); i++) if ((argv[i] = va_arg(va, char *)) == NULL) break; @@ -378,6 +392,11 @@ el_get(EditLine *el, int op, void *ret) rv = 0; break; + case EL_UNBUFFERED: + *((int *) ret) = (!(el->el_flags & UNBUFFERED)); + rv = 0; + break; + default: rv = -1; } @@ -409,12 +428,17 @@ el_source(EditLine *el, const char *fname) fp = NULL; if (fname == NULL) { -#ifdef HAVE_ISSETUGID static const char elpath[] = "/.editrc"; +#ifdef MAXPATHLEN char path[MAXPATHLEN]; +#else + char path[4096]; +#endif +#ifdef HAVE_ISSETUGID if (issetugid()) return (-1); +#endif if ((ptr = getenv("HOME")) == NULL) return (-1); if (strlcpy(path, ptr, sizeof(path)) >= sizeof(path)) @@ -422,14 +446,6 @@ el_source(EditLine *el, const char *fname) if (strlcat(path, elpath, sizeof(path)) >= sizeof(path)) return (-1); fname = path; -#else - /* - * If issetugid() is missing, always return an error, in order - * to keep from inadvertently opening up the user to a security - * hole. - */ - return (-1); -#endif } if (fp == NULL) fp = fopen(fname, "r"); @@ -496,10 +512,13 @@ el_editmode(EditLine *el, int argc, const char **argv) return (-1); how = argv[1]; - if (strcmp(how, "on") == 0) + if (strcmp(how, "on") == 0) { el->el_flags &= ~EDIT_DISABLED; - else if (strcmp(how, "off") == 0) + tty_rawmode(el); + } else if (strcmp(how, "off") == 0) { + tty_cookedmode(el); el->el_flags |= EDIT_DISABLED; + } else { (void) fprintf(el->el_errfile, "edit: Bad value `%s'.\n", how); return (-1); |