===================================================================
RCS file: /cvs/mandoc/Attic/apropos.c,v
retrieving revision 1.13
retrieving revision 1.27
diff -u -p -r1.13 -r1.27
--- mandoc/Attic/apropos.c	2011/11/14 10:07:06	1.13
+++ mandoc/Attic/apropos.c	2012/03/24 00:31:55	1.27
@@ -1,6 +1,7 @@
-/*	$Id: apropos.c,v 1.13 2011/11/14 10:07:06 kristaps Exp $ */
+/*	$Id: apropos.c,v 1.27 2012/03/24 00:31:55 kristaps Exp $ */
 /*
  * Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2011 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
@@ -17,19 +18,20 @@
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
+#include <sys/param.h>
 
 #include <assert.h>
 #include <getopt.h>
-#include <limits.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 
 #include "apropos_db.h"
 #include "mandoc.h"
+#include "manpath.h"
 
 static	int	 cmp(const void *, const void *);
-static	void	 list(struct rec *, size_t, void *);
+static	void	 list(struct res *, size_t, void *);
 static	void	 usage(void);
 
 static	char	*progname;
@@ -37,24 +39,45 @@ static	char	*progname;
 int
 main(int argc, char *argv[])
 {
-	int		 ch;
-	size_t		 sz;
-	char		*buf;
+	int		 ch, rc, whatis;
+	struct res	*res;
+	struct manpaths	 paths;
+	size_t		 terms, ressz;
 	struct opts	 opts;
 	struct expr	*e;
+	char		*defpaths, *auxpaths;
+	char		*conf_file;
 	extern int	 optind;
 	extern char	*optarg;
 
-	memset(&opts, 0, sizeof(struct opts));
-
 	progname = strrchr(argv[0], '/');
 	if (progname == NULL)
 		progname = argv[0];
 	else
 		++progname;
 
-	while (-1 != (ch = getopt(argc, argv, "S:s:"))) 
+	whatis = 0 == strncmp(progname, "whatis", 6);
+
+	memset(&paths, 0, sizeof(struct manpaths));
+	memset(&opts, 0, sizeof(struct opts));
+
+	ressz = 0;
+	res = NULL;
+	auxpaths = defpaths = NULL;
+	conf_file = NULL;
+	e = NULL;
+
+	while (-1 != (ch = getopt(argc, argv, "C:M:m:S:s:")))
 		switch (ch) {
+		case ('C'):
+			conf_file = optarg;
+			break;
+		case ('M'):
+			defpaths = optarg;
+			break;
+		case ('m'):
+			auxpaths = optarg;
+			break;
 		case ('S'):
 			opts.arch = optarg;
 			break;
@@ -72,66 +95,59 @@ main(int argc, char *argv[])
 	if (0 == argc) 
 		return(EXIT_SUCCESS);
 
-	/* 
-	 * Collapse expressions into a single string.  
-	 * First count up the contained strings, adding a space at the
-	 * end of each (plus nil-terminator).  Then merge.
-	 */
+	rc = 0;
 
-	for (sz = 0, ch = 0; ch < argc; ch++)
-		sz += strlen(argv[ch]) + 1;
+	manpath_parse(&paths, conf_file, defpaths, auxpaths);
 
-	buf = mandoc_malloc(++sz);
-
-	for (*buf = '\0', ch = 0; ch < argc; ch++) {
-		strlcat(buf, argv[ch], sz);
-		strlcat(buf, " ", sz);
+	e = whatis ? termcomp(argc, argv, &terms) :
+		     exprcomp(argc, argv, &terms);
+		
+	if (NULL == e) {
+		fprintf(stderr, "%s: Bad expression\n", progname);
+		goto out;
 	}
 
-	buf[sz - 2] = '\0';
+	rc = apropos_search
+		(paths.sz, paths.paths, &opts, 
+		 e, terms, NULL, &ressz, &res, list);
 
-	if (NULL == (e = exprcomp(buf))) {
-		fprintf(stderr, "Bad expression\n");
-		free(buf);
-		return(EXIT_FAILURE);
+	if (0 == rc) {
+		fprintf(stderr, "%s: Bad database\n", progname);
+		goto out;
 	}
-
-	free(buf);
-
-	/*
-	 * Configure databases.
-	 * The keyword database is a btree that allows for duplicate
-	 * entries.
-	 * The index database is a recno.
-	 */
-
-	apropos_search(&opts, e, NULL, list);
+out:
+	manpath_free(&paths);
+	resfree(res, ressz);
 	exprfree(e);
-	return(EXIT_SUCCESS);
+	return(rc ? EXIT_SUCCESS : EXIT_FAILURE);
 }
 
 /* ARGSUSED */
 static void
-list(struct rec *res, size_t sz, void *arg)
+list(struct res *res, size_t sz, void *arg)
 {
-	int		 i;
+	size_t		 i;
 
-	qsort(res, sz, sizeof(struct rec), cmp);
+	qsort(res, sz, sizeof(struct res), cmp);
 
-	for (i = 0; i < (int)sz; i++)
-		printf("%s(%s%s%s) - %s\n", res[i].title, 
-				res[i].cat, 
+	for (i = 0; i < sz; i++) {
+		if ( ! res[i].matched)
+			continue;
+		printf("%s(%s%s%s) - %.70s\n", 
+				res[i].title,
+				res[i].cat,
 				*res[i].arch ? "/" : "",
 				*res[i].arch ? res[i].arch : "",
 				res[i].desc);
+	}
 }
 
 static int
 cmp(const void *p1, const void *p2)
 {
 
-	return(strcmp(((const struct rec *)p1)->title,
-				((const struct rec *)p2)->title));
+	return(strcasecmp(((const struct res *)p1)->title,
+				((const struct res *)p2)->title));
 }
 
 static void
@@ -139,9 +155,11 @@ usage(void)
 {
 
 	fprintf(stderr, "usage: %s "
-			"[-I] "
+			"[-C file] "
+			"[-M manpath] "
+			"[-m manpath] "
 			"[-S arch] "
 			"[-s section] "
-			"EXPR\n", 
+			"expression ...\n",
 			progname);
 }