===================================================================
RCS file: /cvs/mandoc/Attic/apropos_db.c,v
retrieving revision 1.30
retrieving revision 1.32.2.4
diff -u -p -r1.30 -r1.32.2.4
--- mandoc/Attic/apropos_db.c	2012/03/24 00:31:55	1.30
+++ mandoc/Attic/apropos_db.c	2014/01/22 21:02:54	1.32.2.4
@@ -1,7 +1,7 @@
-/*	$Id: apropos_db.c,v 1.30 2012/03/24 00:31:55 kristaps Exp $ */
+/*	$Id: apropos_db.c,v 1.32.2.4 2014/01/22 21:02:54 schwarze Exp $ */
 /*
- * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
- * Copyright (c) 2011 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2011, 2014 Ingo Schwarze <schwarze@openbsd.org>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -19,6 +19,8 @@
 #include "config.h"
 #endif
 
+#include <sys/param.h>
+
 #include <assert.h>
 #include <fcntl.h>
 #include <regex.h>
@@ -28,12 +30,18 @@
 #include <string.h>
 #include <unistd.h>
 
-#if defined(__linux__)
+#if defined(__APPLE__)
+# include <libkern/OSByteOrder.h>
+#elif defined(__linux__)
 # include <endian.h>
+#elif defined(__sun)
+# include <sys/byteorder.h>
+#else
+# include <sys/endian.h>
+#endif
+
+#if defined(__linux__) || defined(__sun)
 # include <db_185.h>
-#elif defined(__APPLE__)
-# include <libkern/OSByteOrder.h>
-# include <db.h>
 #else
 # include <db.h>
 #endif
@@ -251,8 +259,8 @@ norm_string(const char *val, const struct mchars *mc, 
 	const char	 *seq, *cpp;
 	int		  len, u, pos;
 	enum mandoc_esc	  esc;
-	static const char res[] = { '\\', '\t',
-				ASCII_NBRSP, ASCII_HYPH, '\0' };
+	static const char res[] = { '\\', '\t', ASCII_NBRSP,
+			ASCII_HYPH, ASCII_BREAK, '\0' };
 
 	/* Pre-allocate by the length of the input */
 
@@ -272,16 +280,24 @@ norm_string(const char *val, const struct mchars *mc, 
 			val += (int)sz;
 		}
 
-		if (ASCII_HYPH == *val) {
+		switch (*val) {
+		case (ASCII_HYPH):
 			(*buf)[pos++] = '-';
 			val++;
 			continue;
-		} else if ('\t' == *val || ASCII_NBRSP == *val) {
+		case ('\t'):
+			/* FALLTHROUGH */
+		case (ASCII_NBRSP):
 			(*buf)[pos++] = ' ';
 			val++;
+			/* FALLTHROUGH */
+		case (ASCII_BREAK):
 			continue;
-		} else if ('\\' != *val)
+		default:
 			break;
+		}
+		if ('\\' != *val)
+			break;
 
 		/* Read past the slash. */
 
@@ -411,11 +427,10 @@ apropos_search(int pathsz, char **paths, const struct 
 {
 	struct rectree	 tree;
 	struct mchars	*mc;
-	int		 i, rc;
+	int		 i;
 
 	memset(&tree, 0, sizeof(struct rectree));
 
-	rc = 0;
 	mc = mchars_alloc();
 	*sz = 0;
 	*resp = NULL;
@@ -426,6 +441,7 @@ apropos_search(int pathsz, char **paths, const struct 
 	 */
 
 	for (i = 0; i < pathsz; i++) {
+		assert('/' == paths[i][0]);
 		if (chdir(paths[i]))
 			continue;
 		if (single_search(&tree, opts, expr, terms, mc, i))