Avoid segfault if no previous search has been performed

1 files changed, 5 insertions, 1 deletions

diff --git a/text.c b/text.c
index 39d47cc..92a0644 100644
--- a/text.c
+++ b/text.c
@@ -1048,7 +1048,11 @@ const char *text_filename(Text *txt) {
 }
 
 Regex *text_regex_new(void) {
-	return calloc(1, sizeof(Regex));
+	Regex *r = calloc(1, sizeof(Regex));
+	if (!r)
+		return NULL;
+	regcomp(&r->regex, "\0\0", 0); /* this should not match anything */
+	return r;
 }
 
 int text_regex_compile(Regex *regex, const char *string, int cflags) {