os: flush stdout and stderr before calling _wsystem (on windows), as …

…the MSDN doc advices (#20034)
vlang · Nov 29, 2023 · dc3ea0f · dc3ea0f
1 parent 74c59ab
commit dc3ea0f
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/vlib/os/os.c.v b/vlib/os/os.c.v
@@ -400,6 +400,8 @@ pub fn system(cmd string) int {
 		// overcome bug in system & _wsystem (cmd) when first char is quote `"`
 		wcmd := if cmd.len > 1 && cmd[0] == `"` && cmd[1] != `"` { '"${cmd}"' } else { cmd }
 		unsafe {
+			C.fflush(C.stdout)
+			C.fflush(C.stderr)
 			ret = C._wsystem(wcmd.to_wide())
 		}
 	} $else {