os: rename linux => cgroup

src/apprt/gtk/cgroup.zig

@@ -20,7 +20,7 @@ pub fn init(app: *App) ![]const u8 {
 
     // Get our initial cgroup. We need this so we can compare
     // and detect when we've switched to our transient group.
-    const original = try internal_os.linux.cgroupPath(
+    const original = try internal_os.cgroup.current(
         alloc,
         pid,
     ) orelse "";
@@ -31,7 +31,7 @@ pub fn init(app: *App) ![]const u8 {
     // to do a dumb busy loop to wait for the move to complete.
     try createScope(connection);
     const transient = transient: while (true) {
-        const current = try internal_os.linux.cgroupPath(
+        const current = try internal_os.cgroup.current(
             alloc,
             pid,
         ) orelse "";
@@ -52,7 +52,7 @@ pub fn init(app: *App) ![]const u8 {
 
 /// Enable all the cgroup controllers for the given cgroup.
 fn enableControllers(alloc: Allocator, cgroup: []const u8) !void {
-    const raw = try internal_os.linux.cgroupControllers(alloc, cgroup);
+    const raw = try internal_os.cgroup.controllers(alloc, cgroup);
     defer alloc.free(raw);
 
     // Build our string builder for enabling all controllers

src/os/cgroup.zig

@@ -3,7 +3,7 @@ const assert = std.debug.assert;
 const Allocator = std.mem.Allocator;
 
 /// Returns the path to the cgroup for the given pid.
-pub fn cgroupPath(alloc: Allocator, pid: std.os.linux.pid_t) !?[]const u8 {
+pub fn current(alloc: Allocator, pid: std.os.linux.pid_t) !?[]const u8 {
     var buf: [std.fs.MAX_PATH_BYTES]u8 = undefined;
 
     // Read our cgroup by opening /proc/<pid>/cgroup and reading the first
@@ -35,7 +35,7 @@ pub fn cgroupPath(alloc: Allocator, pid: std.os.linux.pid_t) !?[]const u8 {
 /// controllers from the /sys/fs directory. This avoids some extra
 /// work since creating an iterator over this is easy and much cheaper
 /// than allocating a bunch of copies for an array.
-pub fn cgroupControllers(alloc: Allocator, cgroup: []const u8) ![]const u8 {
+pub fn controllers(alloc: Allocator, cgroup: []const u8) ![]const u8 {
     assert(cgroup[0] == '/');
     var buf: [std.fs.MAX_PATH_BYTES]u8 = undefined;
 

src/os/main.zig

@@ -13,7 +13,7 @@ pub usingnamespace @import("open.zig");
 pub usingnamespace @import("pipe.zig");
 pub usingnamespace @import("resourcesdir.zig");
 pub const TempDir = @import("TempDir.zig");
-pub const linux = @import("linux.zig");
+pub const cgroup = @import("cgroup.zig");
 pub const passwd = @import("passwd.zig");
 pub const xdg = @import("xdg.zig");
 pub const windows = @import("windows.zig");