Commit 868f414152de3f73b7e6ba5b4b627b95252f2afc | lib/zig/sys-linux

author	Meghan Denny <hello@nektro.net> 2025-04-20 16:43:07 -07:00
committer	Meghan Denny <hello@nektro.net> 2025-04-20 16:43:07 -07:00
log	868f414152de3f73b7e6ba5b4b627b95252f2afc
tree	a5f3d9bdc5b8b466613347c828884fe37f3ec157
parent	e4a20839eb7acf88901557e0aa4561add16e17b7

2 files changed, 8 insertions(+), 1 deletions(-)

mod.zig+7-1

 @@ -345,7 +345,13 @@ pub fn fork() errno.Error!pid_t {
 // vfork
 // pid_t vfork(void);
 // asmlinkage long sys_vfork(void);
-pub const vfork = @compileError("TODO: vfork");
+pub fn vfork() errno.Error!pid_t {
+    const r = syscall0(.vfork);
+    return switch (_errno(r)) {
+        .ok => @intCast(r),
+        _ => |c| errno.errorFromInt(@intFromEnum(c)),
+    };
+}
 // execve
 // int execve(const char *pathname, char *const _Nullable argv[], char *const _Nullable envp[]);

test.zig+1