1 files changed, 71 insertions, 0 deletions
diff --git a/apropos_db.h b/apropos_db.h
new file mode 100644
index 00000000..a2c90239
--- /dev/null
+++ b/apropos_db.h
@@ -0,0 +1,71 @@
+/*	$Id$ */
+/*
+ * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
+ *
+ * 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.
+ */
+#ifndef APROPOS_H
+#define APROPOS_H
+
+#define TYPE_NAME	  0x01
+#define TYPE_FUNCTION	  0x02
+#define TYPE_UTILITY	  0x04
+#define TYPE_INCLUDES	  0x08
+#define TYPE_VARIABLE	  0x10
+#define TYPE_STANDARD	  0x20
+#define TYPE_AUTHOR	  0x40
+#define TYPE_CONFIG	  0x80
+#define TYPE_DESC	  0x100
+#define TYPE_XREF	  0x200
+#define TYPE_PATH	  0x400
+#define TYPE_ENV	  0x800
+#define TYPE_ERR	  0x1000
+
+struct	rec {
+	char		*file; /* file in file-system */
+	char		*cat; /* category (3p, 3, etc.) */
+	char		*title; /* title (FOO, etc.) */
+	char		*arch; /* arch (or empty string) */
+	char		*desc; /* description (from Nd) */
+	unsigned int	 rec; /* record in index */
+	/*
+	 * By the time the apropos_search() callback is called, these
+	 * are superfluous.
+	 * Maintain a binary tree for checking the uniqueness of `rec'
+	 * when adding elements to the results array.
+	 * Since the results array is dynamic, use offset in the array
+	 * instead of a pointer to the structure.
+	 */
+	int		 lhs;
+	int		 rhs;
+};
+
+struct	opts {
+	const char	*arch; /* restrict to architecture */
+	const char	*cat; /* restrict to manual section */
+};
+
+__BEGIN_DECLS
+
+struct	expr;
+
+void	 	 apropos_search(const struct opts *, 
+			const struct expr *, void *, 
+			void (*)(struct rec *, size_t, void *));
+
+struct	expr	*exprcomp(int, char *[], int);
+void		 exprfree(struct expr *);
+
+__END_DECLS
+
+#endif /*!APROPOS_H*/