# HG changeset patch
# User Guido Berhoerster <guido+pwm@berhoerster.name>
# Date 1565253066 -7200
# Node ID e027dd4409c7e8efa458aea2275428a8a7b46262
# Parent  f9501248b6bd48ea2346c670b310d184bf921f55
Handle empty fields correctly when filtering the list of entries

diff -r f9501248b6bd -r e027dd4409c7 cmd.c
--- a/cmd.c	Wed Aug 07 11:28:07 2019 +0200
+++ b/cmd.c	Thu Aug 08 10:31:06 2019 +0200
@@ -426,6 +426,11 @@
 	struct pager	*pager = NULL;
 	union list_item	**list = NULL;
 	size_t		j;
+	const char	*group;
+	const char	*title;
+	const char	*username;
+	const char	*notes;
+	const char	*url;
 	struct record	*record;
 
 	for (i = 1; i < argc; i++) {
@@ -482,16 +487,23 @@
 			pager_printf(pager, "[%s]\n", list[j]->group.group);
 		} else {
 			record = pwfile_get_record(ctx, list[j]->record.id);
-			if (((group_re == NULL) || (regexec(group_re,
-			    record->group, 0, NULL, 0) == 0)) &&
-			    ((title_re == NULL) || (regexec(title_re,
-			    record->title, 0, NULL, 0) == 0)) &&
-			    ((username_re == NULL) || (regexec(username_re,
-			    record->username, 0, NULL, 0) == 0)) &&
-			    ((notes_re == NULL) || (regexec(notes_re,
-			    record->notes, 0, NULL, 0) == 0)) &&
-			    ((url_re == NULL) || (regexec(url_re,
-			    record->url, 0, NULL, 0) == 0))) {
+			group = (record->group != NULL) ? record->group : "";
+			title = (record->title != NULL) ? record->title : "";
+			username = (record->username != NULL) ?
+			    record->username : "";
+			notes = (record->notes != NULL) ? record->notes : "";
+			url = (record->url != NULL) ? record->url : "";
+			if (((group_re == NULL) ||
+			    (regexec(group_re, group, 0, NULL, 0) == 0)) &&
+			    ((title_re == NULL) ||
+			    (regexec(title_re, title, 0, NULL, 0) == 0)) &&
+			    ((username_re == NULL) ||
+			    (regexec(username_re, username, 0, NULL,
+			    0) == 0)) &&
+			    ((notes_re == NULL) ||
+			    (regexec(notes_re, notes, 0, NULL, 0) == 0)) &&
+			    ((url_re == NULL) ||
+			    (regexec(url_re, url, 0, NULL, 0) == 0))) {
 				pager_printf(pager, "%4u %s\n",
 				    list[j]->record.id,
 				    (list[j]->record.title != NULL) ?