/sys/src/lib*: clean up

1 files changed, 0 insertions, 74 deletions

diff --git a/sys/src/libregexp/regcomp.c b/sys/src/libregexp/regcomp.c
index ad3b8cd96..61f9683a6 100644
--- a/sys/src/libregexp/regcomp.c
+++ b/sys/src/libregexp/regcomp.c
@@ -156,17 +156,6 @@ initplex(Parselex *plex, char *regstr, int lit)
 	return plex;
 }
 
-static int
-maxthreads(Renode *tree)
-{
-	tree = tree->left;
-	if(tree->op == TCAT)
-		tree = tree->left;
-	if(tree->op == TBOL)
-		return 2;
-	return -1;
-}
-
 static Reprog*
 regcomp1(char *regstr, int nl, int lit)
 {
@@ -190,7 +179,6 @@ regcomp1(char *regstr, int nl, int lit)
 	maxthr = regstrlen;
 	parsetr = node(&plex, TSUB, e0(&plex), nil);
 
-//	prtree(parsetr, 0, 1);
 	reprog = malloc(sizeof(Reprog) +
 	                sizeof(Reinst) * plex.instrs +
 	                sizeof(Rethread) * maxthr);
@@ -515,65 +503,3 @@ buildclass(Parselex *l)
 	}
 	return n;
 }
-
-static void
-prtree(Renode *tree, int d, int f)
-{
-	int i;
-
-	if(tree == nil)
-		return;
-	if(f)
-	for(i = 0; i < d; i++)
-		print("\t");
-	switch(tree->op) {
-	case TCAT:
-		prtree(tree->left, d, 0);
-		prtree(tree->right, d, 1);
-		break;
-	case TOR:
-		print("TOR\n");
-		prtree(tree->left, d+1, 1);
-		for(i = 0; i < d; i++)
-			print("\t");
-		print("|\n");
-		prtree(tree->right, d+1, 1);
-		break;
-	case TSTAR:
-		print("*\n");
-		prtree(tree->left, d+1, 1);
-		break;
-	case TPLUS:
-		print("+\n");
-		prtree(tree->left, d+1, 1);
-		break;
-	case TQUES:
-		print("?\n");
-		prtree(tree->left, d+1, 1);
-		break;
-	case TANY:
-		print(".\n");
-		prtree(tree->left, d+1, 1);
-		break;
-	case TBOL:
-		print("^\n");
-		break;
-	case TEOL:
-		print("$\n");
-		break;
-	case TSUB:
-		print("TSUB\n");
-		prtree(tree->left, d+1, 1);
-		break;
-	case TRUNE:
-		print("TRUNE: %C\n", tree->r);
-		break;
-	case TNOTNL:
-		print("TNOTNL: !\\n\n");
-		break;
-	case TCLASS:
-		print("CLASS: %C-%C\n", tree->r, tree->r1);
-		prtree(tree->left, d, 1);
-		break;
-	}
-}