From 3654575ca12ffbd410c8a04c2ef4a282f9f69806 Mon Sep 17 00:00:00 2001
From: Jeremy Soller <jackpot51@gmail.com>
Date: Fri, 19 Dec 2025 12:18:02 -0700
Subject: [PATCH] Implement fexecve on Linux

---
 src/platform/linux/mod.rs | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/platform/linux/mod.rs b/src/platform/linux/mod.rs
index acd9e63025..9659a57298 100644
--- a/src/platform/linux/mod.rs
+++ b/src/platform/linux/mod.rs
@@ -156,7 +156,17 @@ impl Pal for Sys {
         argv: *const *mut c_char,
         envp: *const *mut c_char,
     ) -> Result<()> {
-        todo!("not yet used by relibc")
+        let empty = b"\0";
+        let empty_ptr = empty.as_ptr() as *const c_char;
+        e_raw(syscall!(
+            EXECVEAT,
+            fildes,
+            empty_ptr,
+            argv,
+            envp,
+            AT_EMPTY_PATH
+        ))?;
+        unreachable!()
     }
 
     fn exit(status: c_int) -> ! {