[libc] Add strncasecmp()

Signed-off-by: Michael Brown <mcb30@ipxe.org>

1 files changed, 8 insertions, 0 deletions

diff --git a/src/tests/string_test.c b/src/tests/string_test.c
index 88a730aec..3afb8deb2 100644
--- a/src/tests/string_test.c
+++ b/src/tests/string_test.c
@@ -105,6 +105,14 @@ static void string_test_exec ( void ) {
 	ok ( strcasecmp ( "Uncle", "Uncle Jack" ) != 0 );
 	ok ( strcasecmp ( "not", "equal" ) != 0 );
 
+	/* Test strncasecmp() */
+	ok ( strncasecmp ( "", "", 0 ) == 0 );
+	ok ( strncasecmp ( "", "", 73 ) == 0 );
+	ok ( strncasecmp ( "Uncle Jack", "Uncle jack", 47 ) == 0 );
+	ok ( strncasecmp ( "Uncle Jack", "Uncle jake", 47 ) != 0 );
+	ok ( strncasecmp ( "Uncle Jack", "Uncle jake", 9 ) != 0 );
+	ok ( strncasecmp ( "Uncle Jack", "Uncle jake", 8 ) == 0 );
+
 	/* Test memcmp() */
 	ok ( memcmp ( "", "", 0 ) == 0 );
 	ok ( memcmp ( "Foo", "Foo", 3 ) == 0 );