Move mdoc_hash_init() and man_hash_init() to libmandoc.h

and call them from mparse_alloc() and choose_parser(),
preparing unified allocation of struct roff_man.

1 files changed, 3 insertions, 4 deletions

diff --git a/man_hash.c b/man_hash.c
index 52d67a2b..a0aed934 100644
--- a/man_hash.c
+++ b/man_hash.c
@@ -47,15 +47,14 @@
 static	unsigned char	 table[26 * HASH_DEPTH];
 
 
-/*
- * XXX - this hash has global scope, so if intended for use as a library
- * with multiple callers, it will need re-invocation protection.
- */
 void
 man_hash_init(void)
 {
 	int		 i, j, x;
 
+	if (*table != '\0')
+		return;
+
 	memset(table, UCHAR_MAX, sizeof(table));
 
 	assert(MAN_MAX < UCHAR_MAX);