From 613956cc47c2513cdd27d57e5eb2fa36a368c21b Mon Sep 17 00:00:00 2001
From: LeRoyce Pearson <leroycepearson@geemili.xyz>
Date: Tue, 17 Mar 2020 21:02:19 -0600
Subject: [PATCH] Remove `fcntlFlock` and replace with plain `fcntl`

---
 lib/std/fs.zig |  4 ++--
 lib/std/os.zig | 13 +------------
 2 files changed, 3 insertions(+), 14 deletions(-)

diff --git a/lib/std/fs.zig b/lib/std/fs.zig
index dd25b29042..7452dd0e0e 100644
--- a/lib/std/fs.zig
+++ b/lib/std/fs.zig
@@ -688,7 +688,7 @@ pub const Dir = struct {
             flock.l_start = 0;
             flock.l_len = 0;
             flock.l_pid = 0;
-            try os.fcntlFlock(fd, .SetLockBlocking, &flock);
+            try os.fcntl(fd, os.F_SETLKW, &flock);
             locked = true;
         }
 
@@ -754,7 +754,7 @@ pub const Dir = struct {
             flock.l_start = 0;
             flock.l_len = 0;
             flock.l_pid = 0;
-            try os.fcntlFlock(fd, .SetLockBlocking, &flock);
+            try os.fcntl(fd, os.F_SETLKW, &flock);
         }
 
         return File{ .handle = fd, .io_mode = .blocking };
diff --git a/lib/std/os.zig b/lib/std/os.zig
index 2741d2d8f3..f6fdb9482f 100644
--- a/lib/std/os.zig
+++ b/lib/std/os.zig
@@ -1140,24 +1140,13 @@ pub fn freeNullDelimitedEnvMap(allocator: *mem.Allocator, envp_buf: []?[*:0]u8)
     allocator.free(envp_buf);
 }
 
-pub const LockCmd = enum {
-    GetLock,
-    SetLock,
-    SetLockBlocking,
-};
-
 pub const FcntlError = error{
     /// The file is locked by another process
     FileLocked,
 } || UnexpectedError;
 
 /// Attempts to get lock the file, blocking if the file is locked.
-pub fn fcntlFlock(fd: fd_t, lock_cmd: LockCmd, flock_p: *Flock) FcntlError!void {
-    const cmd: i32 = switch (lock_cmd) {
-        .GetLock => F_GETLK,
-        .SetLock => F_SETLK,
-        .SetLockBlocking => F_SETLKW,
-    };
+pub fn fcntl(fd: fd_t, cmd: i32, flock_p: *Flock) FcntlError!void {
     while (true) {
         switch (errno(system.fcntl(fd, cmd, flock_p))) {
             0 => return,