libtest: Add T_puts()

Update #3199.

cpukit/include/rtems/test.h

@@ -673,6 +673,8 @@ int T_printf(char const *, ...);
 
 int T_vprintf(char const *, va_list);
 
+int T_puts(const char *, size_t);
+
 int T_snprintf(char *, size_t, const char *, ...);
 
 void T_log(T_verbosity, char const *, ...);

cpukit/libtest/t-test.c

@@ -276,6 +276,30 @@ T_vprintf(char const *fmt, va_list ap)
 	return len;
 }
 
+static int
+T_do_puts(T_context *ctx, const char *buf, size_t len)
+{
+	if (T_do_is_runner(ctx)) {
+		size_t i;
+
+		T_output_buffer_drain(ctx);
+
+		for (i = 0; i < len; ++i) {
+			(*ctx->putchar)(buf[i], ctx->putchar_arg);
+		}
+	} else {
+		len = T_output_buffer_fill(ctx, buf, len);
+	}
+
+	return (int)len;
+}
+
+int
+T_puts(const char *buf, size_t len)
+{
+	return T_do_puts(&T_instance, buf, len);
+}
+
 static int
 T_cpu(void)
 {