[incubator-nuttx-apps] 01/02: examples/hello_zig: Fix unused return value

[xi...@apache.org]

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xiaoxiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-nuttx-apps.git

commit 0d5804c527e513878050ff8724fdc4cfe35f5275
Author: Huang Qi <hu...@xiaomi.com>
AuthorDate: Fri Sep 9 10:11:19 2022 +0000

    examples/hello_zig: Fix unused return value
    
    Zig don't allow unused return value, so let's discard it explicitly.
    
    Signed-off-by: Huang Qi <hu...@xiaomi.com>
---
 examples/hello_zig/hello_zig_main.zig | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/examples/hello_zig/hello_zig_main.zig b/examples/hello_zig/hello_zig_main.zig
index 1baef3fb2..146e2668a 100644
--- a/examples/hello_zig/hello_zig_main.zig
+++ b/examples/hello_zig/hello_zig_main.zig
@@ -35,5 +35,6 @@ pub extern fn printf(_format: [*:0]const u8) c_int;
 pub export fn hello_zig_main(_argc: c_int, _argv: [*]const [*]const u8) c_int {
     _ = _argc;
     _ = _argv;
-    printf("Hello, Zig!\n");
+    _ = printf("Hello, Zig!\n");
+    return 0;
 }