Support a second -v on mandocdb(8) to show keys while they are being added;

i need that for debugging, in particular to be used with -t.
To be able to do so, provide a global table of key names, for reuse.

3 files changed, 49 insertions, 2 deletions

diff --git a/Makefile b/Makefile
index f763dff3..ddcae273 100644
--- a/Makefile
+++ b/Makefile
@@ -128,6 +128,7 @@ SRCS		 = Makefile \
 		   manpath.h \
 		   mansearch.c \
 		   mansearch.h \
+		   mansearch_const.c \
 		   mdoc.7 \
 		   mdoc.c \
 		   mdoc.h \
@@ -249,7 +250,7 @@ MANDOC_OBJS	 = $(MANDOC_HTML_OBJS) \
 		   tree.o
 $(MANDOC_OBJS): main.h mandoc.h mdoc.h man.h config.h out.h
 
-MANDOCDB_OBJS	 = mandocdb.o manpath.o
+MANDOCDB_OBJS	 = mandocdb.o mansearch_const.o manpath.o
 $(MANDOCDB_OBJS): mansearch.h mandoc.h mdoc.h man.h config.h manpath.h
 
 PRECONV_OBJS	 = preconv.o
diff --git a/mandocdb.c b/mandocdb.c
index 641219c7..4fd5d548 100644
--- a/mandocdb.c
+++ b/mandocdb.c
@@ -48,6 +48,9 @@
 #include "manpath.h"
 #include "mansearch.h"
 
+extern int mansearch_keymax;
+extern const char *const mansearch_keynames[];
+
 #define	SQL_EXEC(_v) \
 	if (SQLITE_OK != sqlite3_exec(db, (_v), NULL, NULL, NULL)) \
 		fprintf(stderr, "%s\n", sqlite3_errmsg(db))
@@ -1562,12 +1565,24 @@ putkeys(const struct mpage *mpage,
 	const char *cp, size_t sz, uint64_t v)
 {
 	struct str	*s;
-	unsigned int	 slot;
 	const char	*end;
+	uint64_t	 mask;
+	unsigned int	 slot;
+	int		 i;
 
 	if (0 == sz)
 		return;
 
+	if (verb > 1) {
+		for (i = 0, mask = 1;
+		     i < mansearch_keymax;
+		     i++, mask <<= 1)
+			if (mask & v)
+				break;
+		say(mpage->mlinks->file, "Adding key %s=%*s",
+		    mansearch_keynames[i], sz, cp);
+	}
+
 	end = cp + sz;
 	slot = ohash_qlookupi(&strings, cp, &end);
 	s = ohash_find(&strings, slot);
diff --git a/mansearch_const.c b/mansearch_const.c
new file mode 100644
index 00000000..01e63a26
--- /dev/null
+++ b/mansearch_const.c
@@ -0,0 +1,31 @@
+/*	$Id$ */
+/*
+ * Copyright (c) 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
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+#include <sys/types.h>
+#include <stdint.h>
+
+#include "manpath.h"
+#include "mansearch.h"
+
+const int mansearch_keymax = 40;
+
+const char *const mansearch_keynames[40] = {
+	"Nm",	"Nd",	"arch", "sec",	"Xr",	"Ar",	"Fa",	"Fl",
+	"Dv",	"Fn",	"Ic",	"Pa",	"Cm",	"Li",	"Em",	"Cd",
+	"Va",	"Ft",	"Tn",	"Er",	"Ev",	"Sy",	"Sh",	"In",
+	"Ss",	"Ox",	"An",	"Mt",	"St",	"Bx",	"At",	"Nx",
+	"Fx",	"Lk",	"Ms",	"Bsx",	"Dx",	"Rs",	"Vt",	"Lb"
+};