fix e2 production to match regexp(6) and do it right this time

1 files changed, 7 insertions, 4 deletions

diff --git a/sys/src/libregexp/regcomp.c b/sys/src/libregexp/regcomp.c
index c937ee5c9..ad3b8cd96 100644
--- a/sys/src/libregexp/regcomp.c
+++ b/sys/src/libregexp/regcomp.c
@@ -78,14 +78,17 @@ e2(Parselex *plex)
 	Renode *n;
 
 	n = e3(plex);
-	if(lex(plex) == LREP) {
+	while(lex(plex) == LREP) {
 		switch(plex->rune) {
 		case L'*':
-			return node(plex, TSTAR, n, nil);
+			n = node(plex, TSTAR, n, nil);
+			break;
 		case L'+':
-			return node(plex, TPLUS, n, nil);
+			n = node(plex, TPLUS, n, nil);
+			break;
 		case L'?':
-			return node(plex, TQUES, n, nil);
+			n = node(plex, TQUES, n, nil);
+			break;
 		}
 	}
 	plex->peek = 1;