From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sat, 8 Jun 2019 14:34:26 +0000 (+0100)
Subject: libpakfire: parser: Return NULL for empty values
X-Git-Tag: 0.9.28~1285^2~971
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=677384829bba80b561cdda52f660191b0ea663fa;p=pakfire.git

libpakfire: parser: Return NULL for empty values

This avoids checking for NULL and empty string further down the line

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/libpakfire/parser.c b/src/libpakfire/parser.c
index 970a977f7..220d9431c 100644
--- a/src/libpakfire/parser.c
+++ b/src/libpakfire/parser.c
@@ -227,9 +227,13 @@ PAKFIRE_EXPORT int pakfire_parser_set(PakfireParser parser, const char* name, co
 static const char* pakfire_parser_get_raw(PakfireParser parser, const char* name) {
 	struct pakfire_parser_declaration* d = pakfire_parser_get_declaration(parser, name);
 
-	// Return a match
-	if (d)
-		return d->value;
+	// Return a match when it actually contains a string
+	if (d) {
+		if (d->value && *d->value)
+			return d->value;
+
+		return NULL;
+	}
 
 	// Search in parent parser if available
 	if (parser->parent)