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nx_tool_ping.nx source

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1// nx_tool_ping.nx -- the canonical no-op smoke-test organ for the executable API. It does exactly one thing: 2// print a fixed sentinel and exit 0. Zero inputs, zero side effects, no files, no network -- so it is the 3// SAFE tool to put on the execution allowlist (nx_tool_exec_allow) first, to prove /mcp tools/call really 4// forks+captures a real organ end-to-end without risking anything. license_tier: ORIGINAL expect_exit: 0 5import "nx_syscalls.nx" 6 7func main() -> i64 { 8 let s: *u8 = "NX_TOOL_PING_OK\n" as *u8 9 var n: i64 = 0 10 while s[n] != (0 as u8) { n = n + 1 } 11 sys_write(1, s, n) 12 sys_exit(0) 13 return 0 14}