Flatten vendor/tcsh/dist.

1 files changed, 763 insertions, 0 deletions

diff --git a/sh.file.c b/sh.file.c
new file mode 100644
index 000000000000..69553581bd2e
--- /dev/null
+++ b/sh.file.c
@@ -0,0 +1,763 @@
+/* $Header: /p/tcsh/cvsroot/tcsh/sh.file.c,v 3.35 2006/08/23 15:03:14 christos Exp $ */
+/*
+ * sh.file.c: File completion for csh. This file is not used in tcsh.
+ */
+/*-
+ * Copyright (c) 1980, 1991 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. 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.
+ */
+#include "sh.h"
+#include "ed.h"
+
+RCSID("$tcsh: sh.file.c,v 3.35 2006/08/23 15:03:14 christos Exp $")
+
+#if defined(FILEC) && defined(TIOCSTI)
+
+/*
+ * Tenex style file name recognition, .. and more.
+ * History:
+ *	Author: Ken Greer, Sept. 1975, CMU.
+ *	Finally got around to adding to the Cshell., Ken Greer, Dec. 1981.
+ */
+
+#define ON	1
+#define OFF	0
+#ifndef TRUE
+#define TRUE 1
+#endif
+#ifndef FALSE
+#define FALSE 0
+#endif
+
+#define ESC     CTL_ESC('\033')
+
+typedef enum {
+    LIST, RECOGNIZE
+}       COMMAND;
+
+static	void	 setup_tty		(int);
+static	void	 back_to_col_1		(void);
+static	void	 pushback		(const Char *);
+static	int	 filetype		(const Char *, const Char *);
+static	void	 print_by_column	(const Char *, Char *[], size_t);
+static	Char 	*tilde			(const Char *);
+static	void	 retype			(void);
+static	void	 beep			(void);
+static	void 	 print_recognized_stuff	(const Char *);
+static	void	 extract_dir_and_name	(const Char *, Char **, const Char **);
+static	Char	*getitem		(DIR *, int);
+static	size_t	 tsearch		(Char *, COMMAND, size_t);
+static	int	 compare		(const void *, const void *);
+static	int	 recognize		(Char **, Char *, size_t, size_t);
+static	int	 is_prefix		(const Char *, const Char *);
+static	int	 is_suffix		(const Char *, const Char *);
+static	int	 ignored		(const Char *);
+
+
+/*
+ * Put this here so the binary can be patched with adb to enable file
+ * completion by default.  Filec controls completion, nobeep controls
+ * ringing the terminal bell on incomplete expansions.
+ */
+int    filec = 0;
+
+static void
+setup_tty(int on)
+{
+#ifdef TERMIO
+# ifdef POSIX
+    struct termios tchars;
+# else
+    struct termio tchars;
+# endif /* POSIX */
+
+# ifdef POSIX
+    (void) tcgetattr(SHIN, &tchars);
+# else
+    (void) ioctl(SHIN, TCGETA, (ioctl_t) &tchars);
+# endif /* POSIX */
+    if (on) {
+	tchars.c_cc[VEOL] = ESC;
+	if (tchars.c_lflag & ICANON)
+# ifdef POSIX
+	    on = TCSADRAIN;
+# else
+	    on = TCSETA;
+# endif /* POSIX */
+	else {
+# ifdef POSIX
+	    on = TCSAFLUSH;
+# else
+	    on = TCSETAF;
+# endif /* POSIX */
+	    tchars.c_lflag |= ICANON;
+    
+	}
+    }
+    else {
+	tchars.c_cc[VEOL] = _POSIX_VDISABLE;
+# ifdef POSIX
+	on = TCSADRAIN;
+# else
+        on = TCSETA;
+# endif /* POSIX */
+    }
+# ifdef POSIX
+    (void) xtcsetattr(SHIN, on, &tchars);
+# else
+    (void) ioctl(SHIN, on, (ioctl_t) &tchars);
+# endif /* POSIX */
+#else
+    struct sgttyb sgtty;
+    static struct tchars tchars;/* INT, QUIT, XON, XOFF, EOF, BRK */
+
+    if (on) {
+	(void) ioctl(SHIN, TIOCGETC, (ioctl_t) & tchars);
+	tchars.t_brkc = ESC;
+	(void) ioctl(SHIN, TIOCSETC, (ioctl_t) & tchars);
+	/*
+	 * This must be done after every command: if the tty gets into raw or
+	 * cbreak mode the user can't even type 'reset'.
+	 */
+	(void) ioctl(SHIN, TIOCGETP, (ioctl_t) & sgtty);
+	if (sgtty.sg_flags & (RAW | CBREAK)) {
+	    sgtty.sg_flags &= ~(RAW | CBREAK);
+	    (void) ioctl(SHIN, TIOCSETP, (ioctl_t) & sgtty);
+	}
+    }
+    else {
+	tchars.t_brkc = -1;
+	(void) ioctl(SHIN, TIOCSETC, (ioctl_t) & tchars);
+    }
+#endif /* TERMIO */
+}
+
+/*
+ * Move back to beginning of current line
+ */
+static void
+back_to_col_1(void)
+{
+#ifdef TERMIO
+# ifdef POSIX
+    struct termios tty, tty_normal;
+# else
+    struct termio tty, tty_normal;
+# endif /* POSIX */
+#else
+    struct sgttyb tty, tty_normal;
+#endif /* TERMIO */
+
+    pintr_disabled++;
+    cleanup_push(&pintr_disabled, disabled_cleanup);
+
+#ifdef TERMIO
+# ifdef POSIX
+    (void) tcgetattr(SHOUT, &tty);
+# else
+    (void) ioctl(SHOUT, TCGETA, (ioctl_t) &tty_normal);
+# endif /* POSIX */
+    tty_normal = tty;
+    tty.c_iflag &= ~INLCR;
+    tty.c_oflag &= ~ONLCR;
+# ifdef POSIX
+    (void) xtcsetattr(SHOUT, TCSANOW, &tty);
+# else
+    (void) ioctl(SHOUT, TCSETAW, (ioctl_t) &tty);
+# endif /* POSIX */
+    (void) xwrite(SHOUT, "\r", 1);
+# ifdef POSIX
+    (void) xtcsetattr(SHOUT, TCSANOW, &tty_normal);
+# else
+    (void) ioctl(SHOUT, TCSETAW, (ioctl_t) &tty_normal);
+# endif /* POSIX */
+#else
+    (void) ioctl(SHIN, TIOCGETP, (ioctl_t) & tty);
+    tty_normal = tty;
+    tty.sg_flags &= ~CRMOD;
+    (void) ioctl(SHIN, TIOCSETN, (ioctl_t) & tty);
+    (void) xwrite(SHOUT, "\r", 1);
+    (void) ioctl(SHIN, TIOCSETN, (ioctl_t) & tty_normal);
+#endif /* TERMIO */
+
+    cleanup_until(&pintr_disabled);
+}
+
+/*
+ * Push string contents back into tty queue
+ */
+static void
+pushback(const Char *string)
+{
+    const Char *p;
+#ifdef TERMIO
+# ifdef POSIX
+    struct termios tty, tty_normal;
+# else
+    struct termio tty, tty_normal;
+# endif /* POSIX */
+#else
+    struct sgttyb tty, tty_normal;
+#endif /* TERMIO */
+
+    pintr_disabled++;
+    cleanup_push(&pintr_disabled, disabled_cleanup);
+
+#ifdef TERMIO
+# ifdef POSIX
+    (void) tcgetattr(SHOUT, &tty);
+# else
+    (void) ioctl(SHOUT, TCSETAW, (ioctl_t) &tty);
+# endif /* POSIX */
+    tty_normal = tty;
+    tty.c_lflag &= ~(ECHOKE | ECHO | ECHOE | ECHOK | ECHONL | ECHOPRT | ECHOCTL);
+# ifdef POSIX
+    (void) xtcsetattr(SHOUT, TCSANOW, &tty);
+# else
+    (void) ioctl(SHOUT, TCSETAW, (ioctl_t) &tty);
+# endif /* POSIX */
+
+    for (p = string; *p != '\0'; p++) {
+	char buf[MB_LEN_MAX];
+	size_t i, len;
+
+	len = one_wctomb(buf, *p & CHAR);
+	for (i = 0; i < len; i++)
+	    (void) ioctl(SHOUT, TIOCSTI, (ioctl_t) &buf[i]);
+    }
+# ifdef POSIX
+    (void) xtcsetattr(SHOUT, TCSANOW, &tty_normal);
+# else
+    (void) ioctl(SHOUT, TCSETAW, (ioctl_t) &tty_normal);
+# endif /* POSIX */
+#else
+    (void) ioctl(SHOUT, TIOCGETP, (ioctl_t) & tty);
+    tty_normal = tty;
+    tty.sg_flags &= ~ECHO;
+    (void) ioctl(SHOUT, TIOCSETN, (ioctl_t) & tty);
+
+    for (p = string; c = *p; p++)
+	(void) ioctl(SHOUT, TIOCSTI, (ioctl_t) & c);
+    (void) ioctl(SHOUT, TIOCSETN, (ioctl_t) & tty_normal);
+#endif /* TERMIO */
+
+    cleanup_until(&pintr_disabled);
+}
+
+static int
+filetype(const Char *dir, const Char *file)
+{
+    Char    *path;
+    char *spath;
+    struct stat statb;
+
+    path = Strspl(dir, file);
+    spath = short2str(path);
+    xfree(path);
+    if (lstat(spath, &statb) == 0) {
+	switch (statb.st_mode & S_IFMT) {
+	case S_IFDIR:
+	    return ('/');
+
+	case S_IFLNK:
+	    if (stat(spath, &statb) == 0 &&	/* follow it out */
+		S_ISDIR(statb.st_mode))
+		return ('>');
+	    else
+		return ('@');
+
+	case S_IFSOCK:
+	    return ('=');
+
+	default:
+	    if (statb.st_mode & 0111)
+		return ('*');
+	}
+    }
+    return (' ');
+}
+
+/*
+ * Print sorted down columns
+ */
+static void
+print_by_column(const Char *dir, Char *items[], size_t count)
+{
+    struct winsize win;
+    size_t i;
+    int rows, r, c, maxwidth = 0, columns;
+
+    if (ioctl(SHOUT, TIOCGWINSZ, (ioctl_t) & win) < 0 || win.ws_col == 0)
+	win.ws_col = 80;
+    for (i = 0; i < count; i++)
+	maxwidth = maxwidth > (r = Strlen(items[i])) ? maxwidth : r;
+    maxwidth += 2;		/* for the file tag and space */
+    columns = win.ws_col / maxwidth;
+    if (columns == 0)
+	columns = 1;
+    rows = (count + (columns - 1)) / columns;
+    for (r = 0; r < rows; r++) {
+	for (c = 0; c < columns; c++) {
+	    i = c * rows + r;
+	    if (i < count) {
+		int w;
+
+		xprintf("%S", items[i]);
+		xputchar(dir ? filetype(dir, items[i]) : ' ');
+		if (c < columns - 1) {	/* last column? */
+		    w = Strlen(items[i]) + 1;
+		    for (; w < maxwidth; w++)
+			xputchar(' ');
+		}
+	    }
+	}
+	xputchar('\r');
+	xputchar('\n');
+    }
+}
+
+/*
+ * Expand file name with possible tilde usage
+ *	~person/mumble
+ * expands to
+ *	home_directory_of_person/mumble
+ */
+static Char *
+tilde(const Char *old)
+{
+    const Char *o, *home;
+    struct passwd *pw;
+
+    if (old[0] != '~')
+	return (Strsave(old));
+    old++;
+
+    for (o = old; *o != '\0' && *o != '/'; o++)
+	;
+    if (o == old)
+	home = varval(STRhome);
+    else {
+	Char *person;
+
+	person = Strnsave(old, o - old);
+	pw = xgetpwnam(short2str(person));
+	xfree(person);
+	if (pw == NULL)
+	    return (NULL);
+	home = str2short(pw->pw_dir);
+    }
+    return Strspl(home, o);
+}
+
+/*
+ * Cause pending line to be printed
+ */
+static void
+retype(void)
+{
+#ifdef TERMIO
+# ifdef POSIX
+    struct termios tty;
+
+    (void) tcgetattr(SHOUT, &tty);
+# else
+    struct termio tty;
+
+    (void) ioctl(SHOUT, TCGETA, (ioctl_t) &tty);
+# endif /* POSIX */
+
+    tty.c_lflag |= PENDIN;
+
+# ifdef POSIX
+    (void) xtcsetattr(SHOUT, TCSANOW, &tty);
+# else
+    (void) ioctl(SHOUT, TCSETAW, (ioctl_t) &tty);
+# endif /* POSIX */
+#else
+    int     pending_input = LPENDIN;
+
+    (void) ioctl(SHOUT, TIOCLBIS, (ioctl_t) & pending_input);
+#endif /* TERMIO */
+}
+
+static void
+beep(void)
+{
+    if (adrof(STRnobeep) == 0)
+#ifdef IS_ASCII
+	(void) xwrite(SHOUT, "\007", 1);
+#else
+    {
+	unsigned char beep_ch = CTL_ESC('\007');
+	(void) xwrite(SHOUT, &beep_ch, 1);
+    }
+#endif
+}
+
+/*
+ * Erase that silly ^[ and
+ * print the recognized part of the string
+ */
+static void
+print_recognized_stuff(const Char *recognized_part)
+{
+    /* An optimized erasing of that silly ^[ */
+    (void) putraw('\b');
+    (void) putraw('\b');
+    switch (Strlen(recognized_part)) {
+
+    case 0:			/* erase two Characters: ^[ */
+	(void) putraw(' ');
+	(void) putraw(' ');
+	(void) putraw('\b');
+	(void) putraw('\b');
+	break;
+
+    case 1:			/* overstrike the ^, erase the [ */
+	xprintf("%S", recognized_part);
+	(void) putraw(' ');
+	(void) putraw('\b');
+	break;
+
+    default:			/* overstrike both Characters ^[ */
+	xprintf("%S", recognized_part);
+	break;
+    }
+    flush();
+}
+
+/*
+ * Parse full path in file into 2 parts: directory and file names
+ * Should leave final slash (/) at end of dir.
+ */
+static void
+extract_dir_and_name(const Char *path, Char **dir, const Char **name)
+{
+    const Char *p;
+
+    p = Strrchr(path, '/');
+    if (p == NULL)
+	p = path;
+    else
+	p++;
+    *name = p;
+    *dir = Strnsave(path, p - path);
+}
+
+static Char *
+getitem(DIR *dir_fd, int looking_for_lognames)
+{
+    struct passwd *pw;
+    struct dirent *dirp;
+
+    if (looking_for_lognames) {
+#ifndef HAVE_GETPWENT
+	    return (NULL);
+#else
+	if ((pw = getpwent()) == NULL)
+	    return (NULL);
+	return (str2short(pw->pw_name));
+#endif /* atp vmsposix */
+    }
+    if ((dirp = readdir(dir_fd)) != NULL)
+	return (str2short(dirp->d_name));
+    return (NULL);
+}
+
+/*
+ * Perform a RECOGNIZE or LIST command on string "word".
+ */
+static size_t
+tsearch(Char *word, COMMAND command, size_t max_word_length)
+{
+    DIR *dir_fd;
+    int ignoring = TRUE, nignored = 0;
+    int looking_for_lognames;
+    Char *tilded_dir = NULL, *dir = NULL;
+    Char *extended_name = NULL;
+    const Char *name;
+    Char *item;
+    struct blk_buf items = BLK_BUF_INIT;
+    size_t name_length;
+
+    looking_for_lognames = (*word == '~') && (Strchr(word, '/') == NULL);
+    if (looking_for_lognames) {
+#ifdef HAVE_GETPWENT
+	(void) setpwent();
+#endif
+	name = word + 1;	/* name sans ~ */
+	dir_fd = NULL;
+	cleanup_push(dir, xfree);
+    }
+    else {
+	extract_dir_and_name(word, &dir, &name);
+	cleanup_push(dir, xfree);
+	tilded_dir = tilde(dir);
+	if (tilded_dir == NULL)
+	    goto end;
+	cleanup_push(tilded_dir, xfree);
+	dir_fd = opendir(*tilded_dir ? short2str(tilded_dir) : ".");
+	if (dir_fd == NULL)
+	    goto end;
+    }
+
+    name_length = Strlen(name);
+    cleanup_push(&extended_name, xfree_indirect);
+    cleanup_push(&items, bb_cleanup);
+again:				/* search for matches */
+    while ((item = getitem(dir_fd, looking_for_lognames)) != NULL) {
+	if (!is_prefix(name, item))
+	    continue;
+	/* Don't match . files on null prefix match */
+	if (name_length == 0 && item[0] == '.' &&
+	    !looking_for_lognames)
+	    continue;
+	if (command == LIST)
+	    bb_append(&items, Strsave(item));
+	else {			/* RECOGNIZE command */
+	    if (ignoring && ignored(item))
+		nignored++;
+	    else if (recognize(&extended_name, item, name_length, ++items.len))
+		break;
+	}
+    }
+    if (ignoring && items.len == 0 && nignored > 0) {
+	ignoring = FALSE;
+	nignored = 0;
+	if (looking_for_lognames) {
+#ifdef HAVE_GETPWENT
+	    (void) setpwent();
+#endif /* atp vmsposix */
+	} else
+	    rewinddir(dir_fd);
+	goto again;
+    }
+
+    if (looking_for_lognames) {
+#ifndef HAVE_GETPWENT
+	(void) endpwent();
+#endif
+    } else
+	xclosedir(dir_fd);
+    if (items.len != 0) {
+	if (command == RECOGNIZE) {
+	    if (looking_for_lognames)
+		copyn(word, STRtilde, 2);/*FIXBUF, sort of */
+	    else
+		/* put back dir part */
+		copyn(word, dir, max_word_length);/*FIXBUF*/
+	    /* add extended name */
+	    catn(word, extended_name, max_word_length);/*FIXBUF*/
+	}
+	else {			/* LIST */
+	    qsort(items.vec, items.len, sizeof(items.vec[0]), compare);
+	    print_by_column(looking_for_lognames ? NULL : tilded_dir,
+			    items.vec, items.len);
+	}
+    }
+ end:
+    cleanup_until(dir);
+    return items.len;
+}
+
+
+static int
+compare(const void *p, const void *q)
+{
+#ifdef WIDE_STRINGS
+    errno = 0;
+
+    return (wcscoll(*(Char *const *) p, *(Char *const *) q));
+#else
+    char *p1, *q1;
+    int res;
+
+    p1 = strsave(short2str(*(Char *const *) p));
+    q1 = strsave(short2str(*(Char *const *) q));
+# if defined(NLS) && defined(HAVE_STRCOLL)
+    res = strcoll(p1, q1);
+# else
+    res = strcmp(p1, q1);
+# endif /* NLS && HAVE_STRCOLL */
+    xfree (p1);
+    xfree (q1);
+    return res;
+#endif /* not WIDE_STRINGS */
+}
+
+/*
+ * Object: extend what user typed up to an ambiguity.
+ * Algorithm:
+ * On first match, copy full item (assume it'll be the only match)
+ * On subsequent matches, shorten extended_name to the first
+ * Character mismatch between extended_name and item.
+ * If we shorten it back to the prefix length, stop searching.
+ */
+static int
+recognize(Char **extended_name, Char *item, size_t name_length,
+	  size_t numitems)
+{
+    if (numitems == 1)		/* 1st match */
+	*extended_name = Strsave(item);
+    else {			/* 2nd & subsequent matches */
+	Char *x, *ent;
+	size_t len = 0;
+
+	x = *extended_name;
+	for (ent = item; *x && *x == *ent++; x++, len++);
+	*x = '\0';		/* Shorten at 1st Char diff */
+	if (len == name_length)	/* Ambiguous to prefix? */
+	    return (-1);	/* So stop now and save time */
+    }
+    return (0);
+}
+
+/*
+ * Return true if check matches initial Chars in template.
+ * This differs from PWB imatch in that if check is null
+ * it matches anything.
+ */
+static int
+is_prefix(const Char *check, const Char *template)
+{
+    do
+	if (*check == 0)
+	    return (TRUE);
+    while (*check++ == *template++);
+    return (FALSE);
+}
+
+/*
+ *  Return true if the Chars in template appear at the
+ *  end of check, I.e., are it's suffix.
+ */
+static int
+is_suffix(const Char *check, const Char *template)
+{
+    const Char *c, *t;
+
+    for (c = check; *c++;);
+    for (t = template; *t++;);
+    for (;;) {
+	if (t == template)
+	    return 1;
+	if (c == check || *--t != *--c)
+	    return 0;
+    }
+}
+
+static void
+setup_tty_cleanup(void *dummy)
+{
+    USE(dummy);
+    setup_tty(OFF);
+}
+
+size_t
+tenex(Char *inputline, size_t inputline_size)
+{
+    size_t numitems;
+    ssize_t num_read;
+    char    tinputline[BUFSIZE + 1];/*FIXBUF*/
+
+    setup_tty(ON);
+    cleanup_push(&num_read, setup_tty_cleanup); /* num_read is only a marker */
+
+    while ((num_read = xread(SHIN, tinputline, BUFSIZE)) > 0) {/*FIXBUF*/
+	static const Char delims[] = {' ', '\'', '"', '\t', ';', '&', '<',
+	'>', '(', ')', '|', '^', '%', '\0'};
+	Char *str_end, *word_start, last_Char, should_retype;
+	size_t space_left;
+	COMMAND command;
+
+	tinputline[num_read] = 0;
+	Strcpy(inputline, str2short(tinputline));/*FIXBUF*/
+	num_read = Strlen(inputline);
+	last_Char = CTL_ESC(ASC(inputline[num_read - 1]) & ASCII);
+
+	if (last_Char == '\n' || (size_t)num_read == inputline_size)
+	    break;
+	command = (last_Char == ESC) ? RECOGNIZE : LIST;
+	if (command == LIST)
+	    xputchar('\n');
+	str_end = &inputline[num_read];
+	if (last_Char == ESC)
+	    --str_end;		/* wipeout trailing cmd Char */
+	*str_end = '\0';
+	/*
+	 * Find LAST occurence of a delimiter in the inputline. The word start
+	 * is one Character past it.
+	 */
+	for (word_start = str_end; word_start > inputline; --word_start)
+	    if (Strchr(delims, word_start[-1]))
+		break;
+	space_left = inputline_size - (word_start - inputline) - 1;
+	numitems = tsearch(word_start, command, space_left);
+
+	if (command == RECOGNIZE) {
+	    /* print from str_end on */
+	    print_recognized_stuff(str_end);
+	    if (numitems != 1)	/* Beep = No match/ambiguous */
+		beep();
+	}
+
+	/*
+	 * Tabs in the input line cause trouble after a pushback. tty driver
+	 * won't backspace over them because column positions are now
+	 * incorrect. This is solved by retyping over current line.
+	 */
+	should_retype = FALSE;
+	if (Strchr(inputline, '\t')) {	/* tab Char in input line? */
+	    back_to_col_1();
+	    should_retype = TRUE;
+	}
+	if (command == LIST)	/* Always retype after a LIST */
+	    should_retype = TRUE;
+	if (should_retype)
+	    printprompt(0, NULL);
+	pushback(inputline);
+	if (should_retype)
+	    retype();
+    }
+    cleanup_until(&num_read);
+    return (num_read);
+}
+
+static int
+ignored(const Char *item)
+{
+    struct varent *vp;
+    Char **cp;
+
+    if ((vp = adrof(STRfignore)) == NULL || (cp = vp->vec) == NULL)
+	return (FALSE);
+    for (; *cp != NULL; cp++)
+	if (is_suffix(item, *cp))
+	    return (TRUE);
+    return (FALSE);
+}
+#endif	/* FILEC && TIOCSTI */