Adding upstream version 15.4.upstream/15.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 37 insertions, 0 deletions

diff --git a/src/interfaces/libpq/test/libpq_testclient.c b/src/interfaces/libpq/test/libpq_testclient.c
new file mode 100644
index 0000000..d945bac
--- /dev/null
+++ b/src/interfaces/libpq/test/libpq_testclient.c
@@ -0,0 +1,37 @@
+/*
+ * libpq_testclient.c
+ *		A test program for the libpq public API
+ *
+ * Copyright (c) 2022, PostgreSQL Global Development Group
+ *
+ * IDENTIFICATION
+ *		src/interfaces/libpq/test/libpq_testclient.c
+ */
+
+#include "postgres_fe.h"
+
+#include "libpq-fe.h"
+
+static void
+print_ssl_library()
+{
+	const char *lib = PQsslAttribute(NULL, "library");
+
+	if (!lib)
+		fprintf(stderr, "SSL is not enabled\n");
+	else
+		printf("%s\n", lib);
+}
+
+int
+main(int argc, char *argv[])
+{
+	if ((argc > 1) && !strcmp(argv[1], "--ssl"))
+	{
+		print_ssl_library();
+		return 0;
+	}
+
+	printf("currently only --ssl is supported\n");
+	return 1;
+}