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-rw-r--r--Doc/Zsh/options.yo13
-rw-r--r--Src/Zle/comp.h24
-rw-r--r--Src/Zle/complist.c560
-rw-r--r--Src/Zle/zle_tricky.c492
-rw-r--r--Src/options.c2
-rw-r--r--Src/zsh.h2
6 files changed, 628 insertions, 465 deletions
diff --git a/Doc/Zsh/options.yo b/Doc/Zsh/options.yo
index 3359630d8..d4d101b71 100644
--- a/Doc/Zsh/options.yo
+++ b/Doc/Zsh/options.yo
@@ -603,6 +603,19 @@ completion widgets to return status 1 on an ambiguous completion, which
 causes the shell to beep if the option tt(BEEP) is also set; this may
 be modified if completion is called from a user-defined widget.
 )
+pindex(LIST_PACKED)
+cindex(completion, listing)
+item(tt(LIST_PACKED))(
+Try to make the completion list smaller (occupying less lines) by
+printing the matches in columns with different widths.
+)
+pindex(LIST_ROWS_FIRST)
+cindex(completion, listing order)
+item(tt(LIST_ROWS_FIRST))(
+Lay out the matches in completion lists sorted horizontally, that is,
+the second match is to the right of the first one, not under it as
+usual.
+)
 pindex(LIST_TYPES)
 cindex(marking file types)
 cindex(files, marking type of)
diff --git a/Src/Zle/comp.h b/Src/Zle/comp.h
index f27326a02..d7178a73a 100644
--- a/Src/Zle/comp.h
+++ b/Src/Zle/comp.h
@@ -195,6 +195,14 @@ struct cmgroup {
     LinkList lfmatches;		/* list of matches without fignore */
     LinkList lallccs;		/* list of used compctls */
     int num;			/* number of this group */
+    /* The following is collected/used during listing. */
+    int dcount;			/* number of matches to list in columns */
+    int cols;			/* number of columns */
+    int lins;			/* number of lines */
+    int width;			/* column width */
+    int *widths;		/* column widths for listpacked */
+    int totl;			/* total length */
+    int shortest;		/* length of shortest match */
 };
 
 
@@ -321,6 +329,22 @@ struct cadata {
     char *disp;			/* array with display lists (-d) */
 };
 
+/* List data. */
+
+typedef struct cldata *Cldata;
+
+struct cldata {
+    int columns;		/* screen width */
+    int lines;			/* screen height */
+    int valid;			/* no need to calculate anew */
+    int nlist;			/* number of matches to list */
+    int nlines;			/* number of lines needed */
+    int hidden;			/* != 0 if there are hidden matches */
+};
+
+typedef void (*CLPrintFunc)(Cmgroup, Cmatch *, int, int, int, int,
+			    char *, struct stat *);
+
 /* Data given to hooks. */
 
 typedef struct chdata *Chdata;
diff --git a/Src/Zle/complist.c b/Src/Zle/complist.c
index 55e78c0cb..25fea68e1 100644
--- a/Src/Zle/complist.c
+++ b/Src/Zle/complist.c
@@ -317,434 +317,198 @@ putcolstr(Listcols c, char *n, mode_t m)
 static int noselect, mselect, inselect, mcol, mline, mcols, mlines;
 static Cmatch *mmatch, **mtab;
 static Cmgroup mgroup, *mgtab;
+static struct listcols mcolors;
 
-/* List the matches. Most of this is just taken from ilistmatches(),
- * of course. */
+
+static void
+clprintm(Cmgroup g, Cmatch *mp, int mc, int ml, int lastc, int width,
+	 char *path, struct stat *buf)
+{
+    Cmatch m;
+    int len, cc;
+
+    if (!mp) {
+	zcputs(&mcolors, COL_MI);
+	len = width - 2;
+	while (len-- > 0)
+	    putc(' ', shout);
+	if (mcolors.cols[COL_EC])
+	    tputs(mcolors.cols[COL_EC], 1, putshout);
+	else
+	    zcputs(&mcolors, COL_NO);
+
+	return;
+    }
+    m = *mp;
+    if (m->disp && (m->flags & CMF_DISPLINE)) {
+	if (mselect >= 0) {
+	    int mm = (mcols * ml) + (mcols >> 1);
+
+	    mtab[mm] = mp;
+	    mgtab[mm] = g;
+	}
+	if (m->gnum == mselect) {
+	    mline = ml;
+	    mmatch = mp;
+	    mgroup = g;
+	    cc = COL_MA;
+	} else
+	    cc = COL_NO;
+	zcputs(&mcolors, cc);
+	printfmt(m->disp, 0, 1, 0);
+	if (mcolors.cols[COL_EC])
+	    tputs(mcolors.cols[COL_EC], 1, putshout);
+	else
+	    zcputs(&mcolors, COL_NO);
+    } else {
+	int mx;
+
+	if (g->widths) {
+	    int i;
+
+	    for (i = mx = 0; i < mc; i++)
+		mx += g->widths[i];
+	} else
+	    mx = mc * g->width;
+	mx += (width >> 1);
+
+	if (mselect >= 0) {
+	    int mm = mcols * ml;
+
+	    mtab[mx + mm] = mp;
+	    mgtab[mx + mm] = g;
+	}
+	if (m->gnum == mselect) {
+	    mcol = mx;
+	    mline = ml;
+	    mmatch = mp;
+	    mgroup = g;
+	    zcputs(&mcolors, COL_MA);
+	} else if (buf)
+	    putcolstr(&mcolors, path, buf->st_mode);
+	else
+	    zcputs(&mcolors, COL_NO);
+
+	nicezputs((m->disp ? m->disp : m->str), shout);
+	len = niceztrlen(m->disp ? m->disp : m->str);
+
+	if (isset(LISTTYPES)) {
+	    if (buf)
+		putc(file_type(buf->st_mode), shout);
+	    else
+		putc(' ', shout);
+	    len++;
+	}
+	len = width - len - 2;
+
+	while (len-- > 0)
+	    putc(' ', shout);
+
+	if (mcolors.cols[COL_EC])
+	    tputs(mcolors.cols[COL_EC], 1, putshout);
+	else
+	    zcputs(&mcolors, COL_NO);
+	if (!lastc) {
+	    zcputs(&mcolors, COL_NO);
+	    fputs("  ", shout);
+	    if (mcolors.cols[COL_EC])
+		tputs(mcolors.cols[COL_EC], 1, putshout);
+	    else
+		zcputs(&mcolors, COL_NO);
+	}
+    }
+}
 
 static int
 complistmatches(Hookdef dummy, Chdata dat)
 {
-    Cmgroup amatches = dat->matches, g;
-    Cmatch *p, m;
-    Cexpl *e;
-    int nlines = 0, ncols, nlist = 0, longest = 1, pnl = 0, opl = 0;
-    int of = isset(LISTTYPES), cf;
-    int mc, ml = 0, cc, hasm = 0, cl = -1;
-    struct listcols col;
+    Cmgroup oamatches = amatches;
+
+    amatches = dat->matches;
 
     if (minfo.asked == 2) {
 	showinglist = 0;
+	amatches = oamatches;
 	return (noselect = 1);
     }
-    getcols(&col);
-
-    for (g = amatches; g; g = g->next) {
-	char **pp = g->ylist;
-	int nl = 0, l;
-
-	if (pp) {
-	    /* We have an ylist, lets see, if it contains newlines. */
-	    while (!nl && *pp)
-		nl = !!strchr(*pp++, '\n');
-
-	    pp = g->ylist;
-	    if (nl || !pp[1]) {
-		/* Yup, there are newlines, count lines. */
-		char *nlptr, *sptr;
-
-		g->flags |= CGF_LINES;
-		noselect = 1;
-		while ((sptr = *pp)) {
-		    while (sptr && *sptr) {
-			nlines += (nlptr = strchr(sptr, '\n'))
-			    ? 1 + (nlptr-sptr)/columns
-			    : strlen(sptr)/columns;
-			sptr = nlptr ? nlptr+1 : NULL;
-		    }
-		    nlines++;
-		    pp++;
-		}
-		nlines--;
-	    } else {
-		while (*pp) {
-		    if ((l = strlen(*pp)) > longest)
-			longest = l;
-		    nlist++;
-		    pp++;
-		}
-	    }
-	} else {
-	    for (p = g->matches; (m = *p); p++) {
-		if (m->disp) {
-		    if (m->flags & CMF_DISPLINE) {
-			nlines += 1 + printfmt(m->disp, 0, 0, 0);
-			g->flags |= CGF_HASDL;
-		    } else if ((l = niceztrlen(m->disp)) > longest)
-			longest = l;
-		    nlist++;
-		} else if (!(m->flags & CMF_NOLIST)) {
-		    if ((l = niceztrlen(m->str)) > longest)
-			longest = l;
-		    nlist++;
-		} else
-		    noselect = 1;
-	    }
-	}
-	if ((e = g->expls)) {
-	    while (*e) {
-		if ((*e)->count)
-		    nlines += 1 + printfmt((*e)->str, (*e)->count, 0, 1);
-		e++;
-	    }
-	}
-    }
-    longest += 2 + of;
-    if ((ncols = columns / longest)) {
-	for (g = amatches; g; g = g->next)
-	    nlines += (g->lcount - g->llcount + ncols - 1) / ncols;
-    } else {
-	ncols = 1;
-	opl = 1;
-	for (g = amatches; g; g = g->next) {
-	    char **pp = g->ylist;
-
-	    if (pp) {
-		if (!(g->flags & CGF_LINES)) {
-		    while (*pp) {
-			nlines += 1 + (strlen(*pp) / columns);
-			pp++;
-		    }
-		}
-	    } else
-		for (p = g->matches; (m = *p); p++)
-		    if (m->disp) {
-			if (m->flags & CMF_DISPLINE)
-			    nlines += 1 + printfmt(m->disp, 0, 0, 0);
-			else
-			    nlines += 1 + (niceztrlen(m->disp) / columns);
-		    } else if (!(m->flags & CMF_NOLIST))
-			nlines += 1 + ((1 + niceztrlen(m->str)) / columns);
-	}
-    }
-    cf = (isset(USEZLE) && !termflags && complastprompt && *complastprompt);
-    if (!nlines || (mselect >= 0 && (!cf || (nlines + nlnct - 1) >= lines))) {
+    getcols(&mcolors);
+
+    calclist();
+
+    if (!listdat.nlines || (mselect >= 0 &&
+			    (!(isset(USEZLE) && !termflags &&
+			       complastprompt && *complastprompt) ||
+			     (listdat.nlines + nlnct - 1) >= lines))) {
 	showinglist = listshown = 0;
 	noselect = 1;
+	amatches = oamatches;
 	return 1;
     }
-    /* Set the cursor below the prompt. */
+    if (listdat.hidden) {
+	noselect = 1;
+	mselect = -1;
+    }
     if (inselect)
 	clearflag = 0;
-    trashzle();
-    showinglist = listshown = 0;
-
-    clearflag = cf;
-
-    /* Maybe we have to ask if the user wants to see the list. */
-    if ((!minfo.cur || !minfo.asked) &&
-	((complistmax && nlist > complistmax) ||
-	 (!complistmax && nlines >= lines))) {
-	int qup;
-	zsetterm();
-	qup = printfmt("zsh: do you wish to see all %n possibilities? ", nlist, 1, 1);
-	fflush(shout);
-	if (getzlequery() != 'y') {
-	    if (clearflag) {
-		putc('\r', shout);
-		tcmultout(TCUP, TCMULTUP, qup);
-		if (tccan(TCCLEAREOD))
-		    tcout(TCCLEAREOD);
-		tcmultout(TCUP, TCMULTUP, nlnct);
-	    } else
-		putc('\n', shout);
-	    noselect = 1;
-	    if (minfo.cur)
-		minfo.asked = 2;
-	    return 1;
-	}
-	if (clearflag) {
-	    putc('\r', shout);
-	    tcmultout(TCUP, TCMULTUP, qup);
-	    if (tccan(TCCLEAREOD))
-		tcout(TCCLEAREOD);
-	} else
-	    putc('\n', shout);
-	settyinfo(&shttyinfo);
-	if (minfo.cur)
-	    minfo.asked = 1;
+
+    if (asklist()) {
+	amatches = oamatches;
+	return 1;
     }
     if (mselect >= 0) {
 	int i;
 
-	i = ncols * nlines;
+	i = columns * listdat.nlines;
 	free(mtab);
 	mtab = (Cmatch **) zalloc(i * sizeof(Cmatch **));
 	memset(mtab, 0, i * sizeof(Cmatch **));
 	free(mgtab);
 	mgtab = (Cmgroup *) zalloc(i * sizeof(Cmgroup));
 	memset(mgtab, 0, i * sizeof(Cmgroup));
-	mcols = ncols;
-	mlines = cl = nlines;
-	if (cl < 2) {
-	    cl = -1;
-	    if (tccan(TCCLEAREOD))
-		tcout(TCCLEAREOD);
-	}
+	mcols = columns;
+	mlines = listdat.nlines;
     }
-    /* Now print the matches. */
     last_col = COL_NO - 1;
-    g = amatches;
-    while (g) {
-	char **pp = g->ylist;
 
-	if ((e = g->expls)) {
-	    int l;
-
-	    while (*e) {
-		if ((*e)->count) {
-		    if (pnl) {
-			putc('\n', shout);
-			pnl = 0;
-			ml++;
-			if (cl >= 0 && --cl <= 1) {
-			    cl = -1;
-			    if (tccan(TCCLEAREOD))
-				tcout(TCCLEAREOD);
-			}
-		    }
-		    l = printfmt((*e)->str, (*e)->count, 1, 1);
-		    ml += l;
-		    if (cl >= 0 && (cl -= l) <= 1) {
-			cl = -1;
-			if (tccan(TCCLEAREOD))
-			    tcout(TCCLEAREOD);
-		    }
-		    pnl = 1;
-		}
-		e++;
-	    }
-	}
-	if (pp && *pp) {
-	    if (pnl) {
-		putc('\n', shout);
-		pnl = 0;
-		ml++;
-		if (cl >= 0 && --cl <= 1) {
-		    cl = -1;
-		    if (tccan(TCCLEAREOD))
-			tcout(TCCLEAREOD);
-		}
-	    }
-	    if (g->flags & CGF_LINES) {
-		while (*pp) {
-		    zputs(*pp, shout);
-		    if (*++pp)
-			putc('\n', shout);
-		}
-	    } else {
-		int n = g->lcount, nl = (n + ncols - 1) / ncols, nc = nl, i, a;
-		char **pq;
-
-		while (n && nl--) {
-		    i = ncols;
-		    mc = 0;
-		    pq = pp;
-		    while (n && i--) {
-			if (pq - g->ylist >= g->lcount)
-			    break;
-			zputs(*pq, shout);
-			if (i) {
-			    a = longest - strlen(*pq);
-			    while (a--)
-				putc(' ', shout);
-			}
-			pq += nc;
-			n--;
-		    }
-		    if (n) {
-			putc('\n', shout);
-			ml++;
-			if (cl >= 0 && --cl <= 1) {
-			    cl = -1;
-			    if (tccan(TCCLEAREOD))
-				tcout(TCCLEAREOD);
-			}
-		    }
-		    pp++;
-		}
-	    }
-	} else if (g->lcount) {
-	    int n = g->lcount - g->llcount, nl = (n + ncols - 1) / ncols;
-	    int nc = nl, i, j, a = 0;
-	    int zt;
-	    Cmatch *q;
-
-	    if (g->flags & CGF_HASDL) {
-		for (p = g->matches; (m = *p); p++)
-		    if (m->disp && (m->flags & CMF_DISPLINE)) {
-			if (pnl) {
-			    putc('\n', shout);
-			    pnl = 0;
-			    ml++;
-			    if (cl >= 0 && --cl <= 1) {
-				cl = -1;
-				if (tccan(TCCLEAREOD))
-				    tcout(TCCLEAREOD);
-			    }
-			}
-			hasm = 1;
-			if (mselect >= 0) {
-			    for (i = 0; i < ncols; i++) {
-				mtab[i + (ncols * ml)] = p;
-				mgtab[i + (ncols * ml)] = g;
-			    }
-			}
-			if (m->gnum == mselect) {
-			    mline = ml;
-			    mmatch = p;
-			    mgroup = g;
-			    cc = COL_MA;
-			} else
-			    cc = COL_NO;
-			zcputs(&col, cc);
-			printfmt(m->disp, 0, 1, 0);
-			if (col.cols[COL_EC])
-			    tputs(col.cols[COL_EC], 1, putshout);
-			else
-			    zcputs(&col, COL_NO);
-			pnl = 1;
-		    }
-	    }
-	    if (n && pnl) {
-		putc('\n', shout);
-		pnl = 0;
-		ml++;
-		if (cl >= 0 && --cl <= 1) {
-		    cl = -1;
-		    if (tccan(TCCLEAREOD))
-			tcout(TCCLEAREOD);
-		}
-	    }
-	    for (p = skipnolist(g->matches); n && nl--;) {
-		i = ncols;
-		mc = 0;
-		q = p;
-		while (n && i--) {
-		    if (!(m = *q)) {
-			zcputs(&col, COL_MI);
-			a = longest - 2;
-			while (a--)
-			    putc(' ', shout);
-			if (col.cols[COL_EC])
-			    tputs(col.cols[COL_EC], 1, putshout);
-			else
-			    zcputs(&col, COL_NO);
-			break;
-		    }
-		    hasm = 1;
-		    if (mselect >= 0) {
-			mtab[mc + (ncols * ml)] = q;
-			mgtab[mc + (ncols * ml)] = g;
-		    }
-		    if (m->gnum == mselect) {
-			mcol = mc;
-			mline = ml;
-			mmatch = q;
-			mgroup = g;
-			cc = COL_MA;
-		    } else
-			cc = -1;
-		    if (!m->disp && m->flags & CMF_FILE) {
-			struct stat buf;
-			char *pb;
-
-			pb = (char *) zhalloc((m->prpre ? strlen(m->prpre) : 0) +
-					     3 + strlen(m->str));
-			sprintf(pb, "%s%s", (m->prpre ? m->prpre : "./"),
-				m->str);
-
-			zt = ztat(pb, &buf, 1);
-			if (cc >= 0)
-			    zcputs(&col, cc);
-			else if (zt)
-			    zcputs(&col, COL_NO);
-			else
-			    putcolstr(&col, pb, buf.st_mode);
-			nicezputs(m->str, shout);
-			if (zt)
-			    putc(' ', shout);
-			else
-			    putc(file_type(buf.st_mode), shout);
-		    } else {
-			zcputs(&col, cc >= 0 ? cc : COL_NO);
-			nicezputs((m->disp ? m->disp : m->str), shout);
-			if (of)
-			    putc(' ', shout);
-		    }
-		    a = longest - niceztrlen(m->disp ? m->disp : m->str) - 2 - of;
-		    while (a-- > 0)
-			putc(' ', shout);
-		    if (col.cols[COL_EC])
-			tputs(col.cols[COL_EC], 1, putshout);
-		    else
-			zcputs(&col, COL_NO);
-		    if (i) {
-			zcputs(&col, COL_NO);
-			fputs("  ", shout);
-			if (col.cols[COL_EC])
-			    tputs(col.cols[COL_EC], 1, putshout);
-			else
-			    zcputs(&col, COL_NO);
-		    }
-		    if (--n)
-			for (j = nc; j && *q; j--)
-			    q = skipnolist(q + 1);
-		    mc++;
-		}
-		if (i > 0) {
-		    zcputs(&col, COL_MI);
-		    a = longest - 2;
-		    while (a--)
-			putc(' ', shout);
-		    if (col.cols[COL_EC])
-			tputs(col.cols[COL_EC], 1, putshout);
-		    else
-			zcputs(&col, COL_NO);
-		}
-		if (n) {
-		    putc('\n', shout);
-		    ml++;
-		    if (cl >= 0 && --cl <= 1) {
-			cl = -1;
-			if (tccan(TCCLEAREOD))
-			    tcout(TCCLEAREOD);
-		    }
-		    if (n && nl)
-			p = skipnolist(p + 1);
-		}
-	    }
-	}
-	if (g->lcount)
-	    pnl = 1;
-	g = g->next;
-    }
-    if (clearflag) {
-	/* Move the cursor up to the prompt, if always_last_prompt *
-	 * is set and all that...                                  */
-	if ((nlines += nlnct - 1) < lines) {
-	    tcmultout(TCUP, TCMULTUP, nlines);
-	    showinglist = -1;
-	} else
-	    clearflag = 0, putc('\n', shout);
-    } else
-	putc('\n', shout);
-    listshown = (clearflag ? 1 : -1);
-    if (!hasm || nlines >= lines)
+    if (!printlist(1, clprintm) || listdat.nlines >= lines)
 	noselect = 1;
 
+    amatches = oamatches;
+
     return noselect;
 }
 
+static int
+adjust_mcol(Cmatch ***tabp, Cmgroup **grp)
+{
+    Cmatch **tab = *tabp;
+    int p, n, c;
+
+    tab -= mcol;
+
+    for (p = mcol; p >= 0 && !tab[p]; p--);
+    for (n = mcol; n < mcols && !tab[n]; n++);
+    if (n == mcols)
+	n = -1;
+
+    if (p < 0) {
+	if (n < 0)
+	    return 1;
+	c = n;
+    } else if (n < 0)
+	c = p;
+    else
+	c = ((mcol - p) < (n - mcol) ? p : n);
+
+    *tabp = tab + c;
+    if (grp)
+	*grp = *grp + c - mcol;
+
+    mcol = c;
+    
+    return 0;
+}
+
 typedef struct menustack *Menustack;
 
 struct menustack {
@@ -887,6 +651,8 @@ domenuselect(Hookdef dummy, Chdata dat)
 		    mline++;
 		    p += mcols;
 		}
+		if (adjust_mcol(&p, NULL))
+		    continue;
 	    } while (!*p);
 	} else if (cmd == Th(z_uphistory) ||
 		   cmd == Th(z_uplineorhistory) ||
@@ -900,6 +666,8 @@ domenuselect(Hookdef dummy, Chdata dat)
 		    mline--;
 		    p -= mcols;
 		}
+		if (adjust_mcol(&p, NULL))
+		    continue;
 	    } while (!*p);
 	} else if (cmd == Th(z_forwardchar) || cmd == Th(z_viforwardchar)) {
 	    do {
@@ -958,6 +726,8 @@ domenuselect(Hookdef dummy, Chdata dat)
 		    p += mcols;
 		    pg += mcols;
 		}
+		if (adjust_mcol(&p, &pg))
+		    continue;
 	    } while (ol != mline && (*pg == g || !*pg));
 	} else if (cmd == Th(z_backwardword) ||
 		   cmd == Th(z_emacsbackwardword) ||
@@ -975,6 +745,8 @@ domenuselect(Hookdef dummy, Chdata dat)
 		    p -= mcols;
 		    pg -= mcols;
 		}
+		if (adjust_mcol(&p, &pg))
+		    continue;
 	    } while (ol != mline && (*pg == g || !*pg));
 	} else if (cmd == Th(z_completeword) ||
 		   cmd == Th(z_expandorcomplete) ||
diff --git a/Src/Zle/zle_tricky.c b/Src/Zle/zle_tricky.c
index 222e042f5..0183bea3b 100644
--- a/Src/Zle/zle_tricky.c
+++ b/Src/Zle/zle_tricky.c
@@ -155,6 +155,11 @@ static int nmatches, smatches;
 /**/
 int validlist;
 
+/* Information about the matches for listing. */
+
+/**/
+struct cldata listdat;
+
 /* This flag is non-zero if we are completing a pattern (with globcomplete) */
 
 static int ispattern, haspattern;
@@ -7087,6 +7092,7 @@ invalidatelist(void)
     if (validlist)
 	freematches();
     lastambig = menucmp = menuacc = validlist = showinglist = fromcomp = 0;
+    listdat.valid = 0;
     if (listshown < 0)
 	listshown = 0;
     minfo.cur = NULL;
@@ -7496,6 +7502,8 @@ permmatches(void)
 	    *cp = NULL;
 	} else
 	    n->ccs = NULL;
+	n->widths = NULL;
+
 	g = g->next;
     }
     for (g = amatches; g; g = g->next) {
@@ -7575,6 +7583,7 @@ freematches(void)
 	g = n;
     }
     hasperm = 0;
+    listdat.valid = 0;
 }
 
 /* Insert the given string into the command line.  If move is non-zero, *
@@ -8531,21 +8540,26 @@ listmatches(void)
 }
 
 /**/
-int
-ilistmatches(Hookdef dummy, Chdata dat)
+void
+calclist(void)
 {
     Cmgroup g;
     Cmatch *p, m;
     Cexpl *e;
-    int nlines = 0, ncols, nlist = 0, longest = 1, pnl = 0;
-    int of = isset(LISTTYPES), opl = 0;
+    int hidden = 0, nlist = 0, nlines = 0, add = 2 + isset(LISTTYPES);
+    int max = 0, i;
+    VARARR(int, mlens, nmatches + 1);
+
+    if (listdat.valid && lines == listdat.lines && columns == listdat.columns)
+	return;
 
     for (g = amatches; g; g = g->next) {
 	char **pp = g->ylist;
-	int nl = 0, l;
+	int nl = 0, l, glong = 1, gshort = columns, ndisp = 0, totl = 0;
 
 	if (pp) {
 	    /* We have an ylist, lets see, if it contains newlines. */
+	    hidden = 1;
 	    while (!nl && *pp)
 		nl = !!strchr(*pp++, '\n');
 
@@ -8555,7 +8569,7 @@ ilistmatches(Hookdef dummy, Chdata dat)
 		char *nlptr, *sptr;
 
 		g->flags |= CGF_LINES;
-		
+		hidden = 1;
 		while ((sptr = *pp)) {
 		    while (sptr && *sptr) {
 			nlines += (nlptr = strchr(sptr, '\n'))
@@ -8569,8 +8583,13 @@ ilistmatches(Hookdef dummy, Chdata dat)
 		nlines--;
 	    } else {
 		while (*pp) {
-		    if ((l = strlen(*pp)) > longest)
-			longest = l;
+		    l = strlen(*pp);
+		    ndisp++;
+		    if (l > glong)
+			glong = l;
+		    if (l < gshort)
+			gshort = l;
+		    totl += l;
 		    nlist++;
 		    pp++;
 		}
@@ -8581,14 +8600,29 @@ ilistmatches(Hookdef dummy, Chdata dat)
 		    if (m->flags & CMF_DISPLINE) {
 			nlines += 1 + printfmt(m->disp, 0, 0, 0);
 			g->flags |= CGF_HASDL;
-		    } else if ((l = niceztrlen(m->disp)) > longest)
-			longest = l;
+		    } else {
+			l = niceztrlen(m->disp);
+			ndisp++;
+			if (l > glong)
+			    glong = l;
+			if (l < gshort)
+			    gshort = l;
+			totl += l;
+			mlens[m->gnum] = l;
+		    }
 		    nlist++;
 		} else if (!(m->flags & CMF_NOLIST)) {
-		    if ((l = niceztrlen(m->str)) > longest)
-			longest = l;
+		    l = niceztrlen(m->str);
+		    ndisp++;
+		    if (l > glong)
+			glong = l;
+		    if (l < gshort)
+			gshort = l;
+		    totl += l;
+		    mlens[m->gnum] = l;
 		    nlist++;
-		}
+		} else
+		    hidden = 1;
 	    }
 	}
 	if ((e = g->expls)) {
@@ -8598,39 +8632,228 @@ ilistmatches(Hookdef dummy, Chdata dat)
 		e++;
 	    }
 	}
+	g->totl = totl + (ndisp * add);
+	g->dcount = ndisp;
+	g->width = glong + add;
+	g->shortest = gshort + add;
+	if ((g->cols = columns / g->width) > g->dcount)
+	    g->cols = g->dcount;
+	if (g->cols) {
+	    i = g->cols * g->width - add;
+	    if (i > max)
+		max = i;
+	}
     }
-    longest += 2 + of;
-    if ((ncols = columns / longest)) {
-	for (g = amatches; g; g = g->next)
-	    nlines += (g->lcount - g->llcount + ncols - 1) / ncols;
-    } else {
-	ncols = 1;
-	opl = 1;
-	for (g = amatches; g; g = g->next) {
-	    char **pp = g->ylist;
+    for (g = amatches; g; g = g->next) {
+	char **pp;
+	int glines = 0;
+
+	zfree(g->widths, 0);
+	g->widths = NULL;
+
+	if ((pp = g->ylist)) {
+	    if (!(g->flags & CGF_LINES)) {
+		if (g->cols) {
+		    glines += (arrlen(pp) + g->cols - 1) / g->cols;
+		    if (g->cols > 1)
+			g->width += (max - (g->width * g->cols - add)) / g->cols;
+		} else {
+		    g->cols = 1;
+		    g->width = 1;
 
-	    if (pp) {
-		if (!(g->flags & CGF_LINES)) {
-		    while (*pp) {
-			nlines += 1 + (strlen(*pp) / columns);
-			pp++;
-		    }
+		    while (*pp)
+			glines += 1 + (strlen(*pp++) / columns);
 		}
-	    } else
+	    }
+	} else {
+	    if (g->cols) {
+		glines += (g->dcount + g->cols - 1) / g->cols;
+		if (g->cols > 1)
+		    g->width += (max - (g->width * g->cols - add)) / g->cols;
+	    } else if (!(g->flags & CGF_LINES)) {
+		g->cols = 1;
+		g->width = 0;
+
 		for (p = g->matches; (m = *p); p++)
 		    if (m->disp) {
-			if (m->flags & CMF_DISPLINE)
-			    nlines += 1 + printfmt(m->disp, 0, 0, 0);
-			else
-			    nlines += 1 + (niceztrlen(m->disp) / columns);
+			if (!(m->flags & CMF_DISPLINE))
+			    glines += 1 + (mlens[m->gnum] / columns);
 		    } else if (!(m->flags & CMF_NOLIST))
-			nlines += 1 + ((1 + niceztrlen(m->str)) / columns);
+			glines += 1 + ((1 + mlens[m->gnum]) / columns);
+	    }
 	}
+	g->lins = glines;
+	nlines += glines;
     }
-    if (!nlines) {
-	showinglist = listshown = 0;
-	return 1;
+    if (isset(LISTPACKED)) {
+	char **pp;
+	int *ws, j, k, cl, ml, mm;
+
+	for (g = amatches; g; g = g->next) {
+	    ws = g->widths = (int *) zalloc(columns * sizeof(int));
+	    memset(ws, 0, columns * sizeof(int));
+	    i = g->lins;
+	    mm = g->cols;
+	    cl = 0;
+
+	    if ((pp = g->ylist)) {
+		if (!(g->flags & CGF_LINES)) {
+		    int yl = arrlen(pp), i;
+		    VARARR(int, ylens, yl);
+
+		    for (i = 0; *pp; i++, pp++)
+			ylens[i] = strlen(*pp) + add;
+
+		    if (isset(LISTROWSFIRST)) {
+			int x, l = 0, v;
+
+			for (mm = columns / g->shortest; mm > g->cols; mm--) {
+			    for (j = i = ml = cl = l = v = x = 0,  k = g->dcount;
+				 k > 0; k--) {
+				if (ylens[j] > ml)
+				    ml = ylens[j];
+				j += mm;
+				v++;
+				if (j >= g->dcount) {
+				    if ((cl += ml) >= columns)
+					break;
+				    ws[x++] = ml;
+				    ml = 0;
+				    j = ++i;
+				    if (v > l)
+					l = v;
+				    v = 0;
+				}
+			    }
+			    if (j < g->dcount) {
+				ws[x++] = ml;
+				cl += ml;
+			    }
+			    if (!k && cl < columns)
+				break;
+			}
+			if (mm > g->cols)
+			    i = l;
+		    } else {
+			for (i = ((g->totl + columns) / columns);
+			     i < g->lins; i++) {
+			    for (pp = g->ylist, j = k = cl = ml = mm;
+				 *pp; j++, pp++) {
+				if (ylens[j] > ml)
+				    ml = ylens[j];
+				if (++k == i) {
+				    if ((cl += ml) >= columns)
+					break;
+				    ws[mm++] = ml;
+				    ml = k = 0;
+				}
+			    }
+			    if (k) {
+				ws[mm++] = ml;
+				cl += ml;
+			    }
+			    if (j == yl && cl < columns)
+				break;
+			}
+		    }
+		}
+	    } else if (g->width) {
+		if (isset(LISTROWSFIRST)) {
+		    int x, l = 0, v, al;
+
+		    for (mm = columns / g->shortest; mm > g->cols; mm--) {
+			for (j = i = ml = cl = l = v = x = 0,  k = g->dcount;
+			     k > 0; k--) {
+			    m = g->matches[j];
+			    if (!(m->flags & (m->disp ? CMF_DISPLINE :
+					      CMF_NOLIST))) {
+				al = mlens[m->gnum] + add;
+				if (al > ml)
+				    ml = al;
+				j += mm;
+				v++;
+				if (j >= g->dcount) {
+				    if ((cl += ml) >= columns)
+					break;
+				    ws[x++] = ml;
+				    ml = 0;
+				    j = ++i;
+				    if (v > l)
+					l = v;
+				    v = 0;
+				}
+			    }
+			}
+			if (j < g->dcount) {
+			    ws[x++] = ml;
+			    cl += ml;
+			}
+			if (!k && cl < columns)
+			    break;
+		    }
+		    if (mm > g->cols)
+			i = l;
+		} else {
+		    int al;
+
+		    for (i = ((g->totl + columns) / columns);
+			 i < g->lins; i++) {
+			for (p = g->matches, j = k = cl = ml = mm = 0;
+			     (m = *p); p++, j++) {
+			    if (!(m->flags & (m->disp ? CMF_DISPLINE :
+					      CMF_NOLIST))) {
+				al = mlens[m->gnum] + add;
+				if (al > ml)
+				    ml = al;
+				if (++k == i) {
+				    if ((cl += ml) >= columns)
+					break;
+				    ws[mm++] = ml;
+				    ml = k = 0;
+				}
+			    }
+			}
+			if (k) {
+			    ws[mm++] = ml;
+			    cl += ml;
+			}
+			if (j == g->dcount && cl < columns)
+			    break;
+		    }
+		}
+	    }
+	    if (i == g->lins) {
+		zfree(ws, columns * sizeof(int));
+		g->widths = NULL;
+	    } else {
+		nlines += i - g->lins;
+		g->lins = i;
+		g->cols = mm;
+	    }
+	    g->totl = cl;
+	    cl -= add;
+	    if (cl > max)
+		max = cl;
+	}
+	for (g = amatches; g; g = g->next) {
+	    if (g->widths) {
+		int *p, a = (max - g->totl - add) / g->cols;
+
+		for (i = g->cols, p = g->widths; i; i--, p++)
+		    *p += a;
+	    } else if (g->width && g->cols > 1)
+		g->width += (max - (g->width * g->cols - add)) / g->cols;
+	}
     }
+    listdat.valid = 1;
+    listdat.hidden = hidden;
+    listdat.nlist = nlist;
+    listdat.nlines = nlines;
+}
+
+/**/
+int asklist(void)
+{
     /* Set the cursor below the prompt. */
     trashzle();
     showinglist = listshown = 0;
@@ -8640,12 +8863,12 @@ ilistmatches(Hookdef dummy, Chdata dat)
 
     /* Maybe we have to ask if the user wants to see the list. */
     if ((!minfo.cur || !minfo.asked) &&
-	((complistmax && nlist > complistmax) ||
-	 (!complistmax && nlines >= lines))) {
+	((complistmax && listdat.nlist > complistmax) ||
+	 (!complistmax && listdat.nlines >= lines))) {
 	int qup;
 	zsetterm();
 	qup = printfmt("zsh: do you wish to see all %n possibilities? ",
-		       nlist, 1, 1);
+		       listdat.nlist, 1, 1);
 	fflush(shout);
 	if (getzlequery() != 'y') {
 	    if (clearflag) {
@@ -8658,7 +8881,7 @@ ilistmatches(Hookdef dummy, Chdata dat)
 		putc('\n', shout);
 	    if (minfo.cur)
 		minfo.asked = 2;
-	    return 0;
+	    return 1;
 	}
 	if (clearflag) {
 	    putc('\r', shout);
@@ -8671,20 +8894,50 @@ ilistmatches(Hookdef dummy, Chdata dat)
 	if (minfo.cur)
 	    minfo.asked = 1;
     }
+    return 0;
+}
+
+/**/
+int
+printlist(int over, CLPrintFunc printm)
+{
+    Cmgroup g;
+    Cmatch *p, m;
+    Cexpl *e;
+    int pnl = 0, cl = (over ? listdat.nlines : -1);
+    int mc, ml = 0, printed = 0;
 
-    /* Now print the matches. */
+    if (cl < 2) {
+	cl = -1;
+	if (tccan(TCCLEAREOD))
+	    tcout(TCCLEAREOD);
+    }
     g = amatches;
     while (g) {
 	char **pp = g->ylist;
 
 	if ((e = g->expls)) {
+	    int l;
+
 	    while (*e) {
 		if ((*e)->count) {
 		    if (pnl) {
 			putc('\n', shout);
 			pnl = 0;
+			ml++;
+			if (cl >= 0 && --cl <= 1) {
+			    cl = -1;
+			    if (tccan(TCCLEAREOD))
+				tcout(TCCLEAREOD);
+			}
+		    }
+		    l = printfmt((*e)->str, (*e)->count, 1, 1);
+		    ml += l;
+		    if (cl >= 0 && (cl -= l) <= 1) {
+			cl = -1;
+			if (tccan(TCCLEAREOD))
+			    tcout(TCCLEAREOD);
 		    }
-		    printfmt((*e)->str, (*e)->count, 1, 1);
 		    pnl = 1;
 		}
 		e++;
@@ -8694,6 +8947,12 @@ ilistmatches(Hookdef dummy, Chdata dat)
 	    if (pnl) {
 		putc('\n', shout);
 		pnl = 0;
+		ml++;
+		if (cl >= 0 && --cl <= 1) {
+		    cl = -1;
+		    if (tccan(TCCLEAREOD))
+			tcout(TCCLEAREOD);
+		}
 	    }
 	    if (g->flags & CGF_LINES) {
 		while (*pp) {
@@ -8702,60 +8961,86 @@ ilistmatches(Hookdef dummy, Chdata dat)
 			putc('\n', shout);
 		}
 	    } else {
-		int n = g->lcount, nl = (n + ncols - 1) / ncols, nc = nl, i, a;
+		int n = g->lcount, nl, nc, i, a;
 		char **pq;
 
+		nl = nc = g->lins;
+
 		while (n && nl--) {
-		    i = ncols;
+		    i = g->cols;
+		    mc = 0;
 		    pq = pp;
 		    while (n && i--) {
 			if (pq - g->ylist >= g->lcount)
 			    break;
 			zputs(*pq, shout);
 			if (i) {
-			    a = longest - strlen(*pq);
+			    a = (g->widths ? g->widths[mc] : g->width) -
+				strlen(*pq);
 			    while (a--)
 				putc(' ', shout);
 			}
-			pq += nc;
+			pq += (isset(LISTROWSFIRST) ? 1 : nc);
+			mc++;
 			n--;
 		    }
-		    if (n)
+		    if (n) {
 			putc('\n', shout);
-		    pp++;
+			ml++;
+			if (cl >= 0 && --cl <= 1) {
+			    cl = -1;
+			    if (tccan(TCCLEAREOD))
+				tcout(TCCLEAREOD);
+			}
+		    }
+		    pp += (isset(LISTROWSFIRST) ? g->cols : 1);
 		}
 	    }
 	} else if (g->lcount) {
-	    int n = g->lcount - g->llcount, nl = (n + ncols - 1) / ncols;
-	    int nc = nl, i, j, a = 0;
+	    int n = g->dcount, nl, nc, i, j, wid;
 	    Cmatch *q;
 
+	    nl = nc = g->lins;
+
 	    if (g->flags & CGF_HASDL) {
 		for (p = g->matches; (m = *p); p++)
 		    if (m->disp && (m->flags & CMF_DISPLINE)) {
 			if (pnl) {
 			    putc('\n', shout);
 			    pnl = 0;
+			    ml++;
+			    if (cl >= 0 && --cl <= 1) {
+				cl = -1;
+				if (tccan(TCCLEAREOD))
+				    tcout(TCCLEAREOD);
+			    }
 			}
-			printfmt(m->disp, 0, 1, 0);
+			printed++;
+			printm(g, p, mc, ml, 1, 0, NULL, NULL);
 			pnl = 1;
 		    }
 	    }
 	    if (n && pnl) {
 		putc('\n', shout);
 		pnl = 0;
+		ml++;
+		if (cl >= 0 && --cl <= 1) {
+		    cl = -1;
+		    if (tccan(TCCLEAREOD))
+			tcout(TCCLEAREOD);
+		}
 	    }
 	    for (p = skipnolist(g->matches); n && nl--;) {
-		i = ncols;
+		i = g->cols;
+		mc = 0;
 		q = p;
 		while (n && i--) {
-		    if (!(m = *q))
+		    wid = (g->widths ? g->widths[mc] : g->width);
+		    if (!(m = *q)) {
+			printm(g, NULL, mc, ml, (!i), wid, NULL, NULL);
 			break;
-		    nicezputs((m->disp ? m->disp : m->str), shout);
-		    if (i)
-			a = longest - niceztrlen(m->disp ? m->disp : m->str);
-
-		    if (of && !m->disp && m->flags & CMF_FILE) {
+		    }
+		    if (!m->disp && (m->flags & CMF_FILE)) {
 			struct stat buf;
 			char *pb;
 
@@ -8765,23 +9050,34 @@ ilistmatches(Hookdef dummy, Chdata dat)
 				m->str);
 
 			if (ztat(pb, &buf, 1))
-			    putc(' ', shout);
+			    printm(g, q, mc, ml, (!i), wid, NULL, NULL);
 			else
-			    putc(file_type(buf.st_mode), shout);
+			    printm(g, q, mc, ml, (!i), wid, pb, &buf);
+		    } else
+			printm(g, q, mc, ml, (!i), wid, NULL, NULL);
+
+		    printed++;
 
-			a--;
-		    }
-		    if (i && !opl && a > 0)
-			while (a--)
-			    putc(' ', shout);
 		    if (--n)
-			for (j = nc; j && *q; j--)
+			for (j = (isset(LISTROWSFIRST) ? 1 : nc); j && *q; j--)
 			    q = skipnolist(q + 1);
+		    mc++;
 		}
+		while (i-- > 0)
+		    printm(g, NULL, mc, ml, (!i),
+			   (g->widths ? g->widths[mc] : g->width), NULL, NULL);
+
 		if (n) {
 		    putc('\n', shout);
-		    if (n && nl)
-			p = skipnolist(p + 1);
+		    ml++;
+		    if (cl >= 0 && --cl <= 1) {
+			cl = -1;
+			if (tccan(TCCLEAREOD))
+			    tcout(TCCLEAREOD);
+		    }
+		    if (nl)
+			for (j = (isset(LISTROWSFIRST) ? g->cols : 1); j && *p; j--)
+			    p = skipnolist(p + 1);
 		}
 	    }
 	}
@@ -8792,8 +9088,8 @@ ilistmatches(Hookdef dummy, Chdata dat)
     if (clearflag) {
 	/* Move the cursor up to the prompt, if always_last_prompt *
 	 * is set and all that...                                  */
-	if ((nlines += nlnct - 1) < lines) {
-	    tcmultout(TCUP, TCMULTUP, nlines);
+	if ((ml = listdat.nlines + nlnct - 1) < lines) {
+	    tcmultout(TCUP, TCMULTUP, ml);
 	    showinglist = -1;
 	} else
 	    clearflag = 0, putc('\n', shout);
@@ -8801,6 +9097,60 @@ ilistmatches(Hookdef dummy, Chdata dat)
 	putc('\n', shout);
     listshown = (clearflag ? 1 : -1);
 
+    return printed;
+}
+
+static void
+iprintm(Cmgroup g, Cmatch *mp, int mc, int ml, int lastc, int width,
+	char *path, struct stat *buf)
+{
+    Cmatch m;
+    int len = 0;
+
+    if (!mp)
+	return;
+
+    m = *mp;
+    if (m->disp) {
+	if (m->flags & CMF_DISPLINE) {
+	    printfmt(m->disp, 0, 1, 0);
+	    return;
+	}
+	nicezputs(m->disp, shout);
+	len = niceztrlen(m->disp);
+    } else {
+	nicezputs(m->str, shout);
+	len = niceztrlen(m->str);
+
+	if (isset(LISTTYPES)) {
+	    if (buf)
+		putc(file_type(buf->st_mode), shout);
+	    len++;
+	}
+    }
+    if (!lastc) {
+	len = width - len;
+
+	while (len-- > 0)
+	    putc(' ', shout);
+    }
+}
+
+/**/
+int
+ilistmatches(Hookdef dummy, Chdata dat)
+{
+    calclist();
+
+    if (!listdat.nlines) {
+	showinglist = listshown = 0;
+	return 1;
+    }
+    if (asklist())
+	return 0;
+
+    printlist(0, iprintm);
+
     return 0;
 }
 
diff --git a/Src/options.c b/Src/options.c
index 03fa89f5a..25084a771 100644
--- a/Src/options.c
+++ b/Src/options.c
@@ -142,6 +142,8 @@ static struct optname optns[] = {
 {NULL, "kshoptionprint",      OPT_EMULATE|OPT_KSH,	 KSHOPTIONPRINT},
 {NULL, "listambiguous",	      OPT_ALL,			 LISTAMBIGUOUS},
 {NULL, "listbeep",	      OPT_ALL,			 LISTBEEP},
+{NULL, "listpacked",	      0,			 LISTPACKED},
+{NULL, "listrowsfirst",	      0,			 LISTROWSFIRST},
 {NULL, "listtypes",	      OPT_ALL,			 LISTTYPES},
 {NULL, "localoptions",	      OPT_EMULATE|OPT_KSH,	 LOCALOPTIONS},
 {NULL, "localtraps",	      OPT_EMULATE|OPT_KSH,	 LOCALTRAPS},
diff --git a/Src/zsh.h b/Src/zsh.h
index 7add4faa1..0d494cd84 100644
--- a/Src/zsh.h
+++ b/Src/zsh.h
@@ -1315,6 +1315,8 @@ enum {
     KSHOPTIONPRINT,
     LISTAMBIGUOUS,
     LISTBEEP,
+    LISTPACKED,
+    LISTROWSFIRST,
     LISTTYPES,
     LOCALOPTIONS,
     LOCALTRAPS,
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-11-01 08:43:29 +0000