Codechange: Use null pointer literal instead of the NULL macro

1 files changed, 8 insertions, 8 deletions

diff --git a/src/stringfilter.cpp b/src/stringfilter.cpp
index 88eb5f28a..d0bffb270 100644
--- a/src/stringfilter.cpp
+++ b/src/stringfilter.cpp
@@ -33,14 +33,14 @@ void StringFilter::SetFilterTerm(const char *str)
 	this->word_matches = 0;
 	free(this->filter_buffer);
 
-	assert(str != NULL);
+	assert(str != nullptr);
 
 	char *dest = MallocT<char>(strlen(str) + 1);
 	this->filter_buffer = dest;
 
 	WChar state = STATE_WHITESPACE;
 	const char *pos = str;
-	WordState *word = NULL;
+	WordState *word = nullptr;
 	size_t len;
 	for (;; pos += len) {
 		WChar c;
@@ -48,9 +48,9 @@ void StringFilter::SetFilterTerm(const char *str)
 
 		if (c == 0 || (state == STATE_WORD && IsWhitespace(c))) {
 			/* Finish word */
-			if (word != NULL) {
+			if (word != nullptr) {
 				*(dest++) = '\0';
-				word = NULL;
+				word = nullptr;
 			}
 			state = STATE_WHITESPACE;
 			if (c != 0) continue; else break;
@@ -75,7 +75,7 @@ void StringFilter::SetFilterTerm(const char *str)
 		}
 
 		/* Add to word */
-		if (word == NULL) {
+		if (word == nullptr) {
 			/*C++17: word = &*/ this->word_index.push_back({dest, false});
 			word = &this->word_index.back();
 		}
@@ -106,12 +106,12 @@ void StringFilter::ResetState()
  */
 void StringFilter::AddLine(const char *str)
 {
-	if (str == NULL) return;
+	if (str == nullptr) return;
 
-	bool match_case = this->case_sensitive != NULL && *this->case_sensitive;
+	bool match_case = this->case_sensitive != nullptr && *this->case_sensitive;
 	for (WordState &ws : this->word_index) {
 		if (!ws.match) {
-			if ((match_case ? strstr(str, ws.start) : strcasestr(str, ws.start)) != NULL) {
+			if ((match_case ? strstr(str, ws.start) : strcasestr(str, ws.start)) != nullptr) {
 				ws.match = true;
 				this->word_matches++;
 			}