From 1578e667ed18b96b0335c6b550d0b0a052f70000 Mon Sep 17 00:00:00 2001
From: Meghan Denny <hello@nektro.net>
Date: Sun, 20 Apr 2025 16:43:22 -0700
Subject: [PATCH] add getuid

---
 mod.zig  | 9 ++++++++-
 test.zig | 1 +
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/mod.zig b/mod.zig
index adf227638c0a0a3688ac5faeccbcf3e96459ea16..ea1d803dd44557009d10ae9a034b470c72bac4e6 100644
--- a/mod.zig
+++ b/mod.zig
@@ -9,6 +9,7 @@ const syscall4 = sys.syscall4;
 const syscall5 = sys.syscall5;
 const syscall6 = sys.syscall6;
 const pid_t = sys.pid_t;
+const uid_t = sys.uid_t;
 
 fn _errno(rc: usize) enum(c_ushort) { ok, _ } {
     const signed: isize = @bitCast(rc);
@@ -571,7 +572,13 @@ pub const ptrace = @compileError("TODO: ptrace");
 // getuid
 // uid_t getuid(void);
 // asmlinkage long sys_getuid(void);
-pub const getuid = @compileError("TODO: getuid");
+pub fn getuid() errno.Error!uid_t {
+    const r = syscall0(.getuid);
+    return switch (_errno(r)) {
+        .ok => @intCast(r),
+        _ => |c| errno.errorFromInt(@intFromEnum(c)),
+    };
+}
 
 // syslog
 // int syscall(SYS_syslog, int type, char *bufp, int len);
diff --git a/test.zig b/test.zig
index 9c78239ffb47f51b2e41fe63fa5fb337489c380d..7a81210a90b34847d7494ac4fdb0ddb6caa82dfe 100644
--- a/test.zig
+++ b/test.zig
@@ -12,4 +12,5 @@ test {
     _ = &linux.getpid;
     _ = &linux.fork;
     _ = &linux.vfork;
+    _ = &linux.getuid;
 }
-- 
2.54.0