Fix compilation on aarch64 targetHEADmaster

Adds configuration attributes to use u8 byte pointers in aarch64.

Closes #22 build fails on aarch64-linux

1 files changed, 18 insertions, 4 deletions

diff --git a/src/main.rs b/src/main.rs
index 21796b8..08683f3 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -57,8 +57,16 @@ pub mod username {
     /* taken from whoami-0.1.1 */
     fn getpwuid(
         pw_uid: u32,
-        #[cfg(not(all(target_arch = "arm", target_pointer_width = "32")))] buffer: &mut [i8; 16384],
-        #[cfg(all(target_arch = "arm", target_pointer_width = "32"))] buffer: &mut [u8; 16384],
+        #[cfg(not(any(
+            all(target_arch = "arm", target_pointer_width = "32"),
+            target_arch = "aarch64"
+        )))]
+        buffer: &mut [i8; 16384],
+        #[cfg(any(
+            all(target_arch = "arm", target_pointer_width = "32"),
+            target_arch = "aarch64"
+        ))]
+        buffer: &mut [u8; 16384],
     ) -> Option<libc::passwd> {
         let mut pwentp = null_mut();
         #[cfg(any(
@@ -116,9 +124,15 @@ pub mod username {
     }
 
     pub fn username(uid: u32) -> String {
-        #[cfg(not(all(target_arch = "arm", target_pointer_width = "32")))]
+        #[cfg(not(any(
+            all(target_arch = "arm", target_pointer_width = "32"),
+            target_arch = "aarch64"
+        )))]
         let mut buffer = [0i8; 16384]; // from the man page
-        #[cfg(all(target_arch = "arm", target_pointer_width = "32"))]
+        #[cfg(any(
+            all(target_arch = "arm", target_pointer_width = "32"),
+            target_arch = "aarch64"
+        ))]
         let mut buffer = [0u8; 16384]; // from the man page
         let pwent = getpwuid(uid, &mut buffer);