ripple/minitrace/syscall_abi: represent SigSetSize with a unit struct

This way we validate the sigsetsize early, and leave the invalid state
unrepresentable.

Change-Id: I237942089b4eb7fff06ada7ea8be7b8f94b2fcfd

1 files changed, 0 insertions, 12 deletions

diff --git a/ripple/minitrace/src/main.rs b/ripple/minitrace/src/main.rs
index 74bfee2..2983e57 100644
--- a/ripple/minitrace/src/main.rs
+++ b/ripple/minitrace/src/main.rs
@@ -297,18 +297,6 @@ fn check_syscall(entry: &SyscallEntry) -> bool {
 		SyscallEntry::mprotect { addr, len, prot: _ } => {
 			return addr % 4096 == 0 && len % 4096 == 0;
 		}
-		SyscallEntry::rt_sigaction {
-			sig: _,
-			act: _,
-			oact: _,
-			sigsetsize,
-		} => {
-			if sigsetsize != 8 {
-				panic!(
-					"rt_sigaction(2) sigsetsize should be sizeof (sigset_t), actually {sigsetsize}"
-				);
-			}
-		}
 		SyscallEntry::access { ref filename, mode } => {
 			println!("access({filename:?}, {mode:?})");
 		}