PATCH: small fix for compmatchers

[Sven Wischnowsky <wischnow@xxxxxxxxxxxxxxxxxxxxxxx>]

An empty string in `compmatchers' should mean that completion without
global match specs should be tried.

Weird, I thought I already had made sure that that worked...

Bye
 Sven

diff -u oldsrc/Zle/compcore.c Src/Zle/compcore.c
--- oldsrc/Zle/compcore.c	Fri Oct 29 15:03:06 1999
+++ Src/Zle/compcore.c	Tue Nov  2 11:55:57 1999
@@ -800,15 +800,14 @@
 	int n;
 
 	for (n = 0; m; m = m->next, n++) {
-	    if (m->matcher) {
-		*mp = (Cmlist) zhalloc(sizeof(struct cmlist));
-		(*mp)->matcher = m->matcher;
-		(*mp)->next = NULL;
-		(*mp)->str = dupstring(m->str);
-		mp = &((*mp)->next);
-		addlinknode(matchers, m->matcher);
+	    *mp = (Cmlist) zhalloc(sizeof(struct cmlist));
+	    (*mp)->matcher = m->matcher;
+	    (*mp)->next = NULL;
+	    (*mp)->str = dupstring(m->str);
+	    mp = &((*mp)->next);
+	    addlinknode(matchers, m->matcher);
+	    if (m->matcher)
 		m->matcher->refc++;
-	    }
 	}
 	m = mm;
 	compmatcher = 1;
diff -u oldsrc/Zle/compmatch.c Src/Zle/compmatch.c
--- oldsrc/Zle/compmatch.c	Fri Oct 29 15:03:06 1999
+++ Src/Zle/compmatch.c	Tue Nov  2 11:55:49 1999
@@ -1016,7 +1016,7 @@
     while (len) {
 	for (t = 0, ms = bmatchers; ms && !t; ms = ms->next) {
 	    mp = ms->matcher;
-	    if (mp->flags == CMF_RIGHT && mp->wlen == -1 &&
+	    if (mp && mp->flags == CMF_RIGHT && mp->wlen == -1 &&
 		!mp->llen && len >= mp->ralen && mp->ralen &&
 		pattern_match(mp->right, str, NULL, NULL)) {
 		int olen = str - p, llen;
@@ -1136,7 +1136,7 @@
 		t = 0;
 		for (ms = bmatchers; ms && !t; ms = ms->next) {
 		    mp = ms->matcher;
-		    if (!mp->flags && mp->wlen <= wlen && mp->llen <= l &&
+		    if (mp && !mp->flags && mp->wlen <= wlen && mp->llen <= l &&
 			pattern_match(mp->line, (sfx ? line - mp->llen : line),
 				      NULL, ea) &&
 			pattern_match(mp->word, (sfx ? word - mp->wlen : word),
@@ -1186,7 +1186,7 @@
 	    /* Different characters, try the matchers. */
 	    for (t = 0, ms = bmatchers; ms && !t; ms = ms->next) {
 		mp = ms->matcher;
-		if (!mp->flags && mp->wlen > 0 && mp->llen > 0 &&
+		if (mp && !mp->flags && mp->wlen > 0 && mp->llen > 0 &&
 		    mp->wlen <= la && mp->wlen <= lb) {
 		    /* The pattern has no anchors and the word
 		     * pattern fits, try it. */
@@ -1373,7 +1373,7 @@
 	    /* We use only those patterns that match a non-empty
 	     * string in both the line and the word and that have
 	     * no anchors. */
-	    if (!mp->flags && mp->wlen > 0 && mp->llen > 0) {
+	    if (mp && !mp->flags && mp->wlen > 0 && mp->llen > 0) {
 		/* We first test, if the old string matches already the
 		 * new one. */
 		if (mp->llen <= ol && mp->wlen <= nl &&

--
Sven Wischnowsky                         wischnow@xxxxxxxxxxxxxxxxxxxxxxx