From 65dacdb7c84af80cb0db4a0a1474fd884af99781 Mon Sep 17 00:00:00 2001
From: Claudio Bley <claudio.bley@gmail.com>
Date: Thu, 10 Jun 2021 16:08:37 +0200
Subject: [PATCH] Allow symlinked binaries inside the home dir

In case a user has system binaries symlinked to a directory in the home
directory, this is no longer ruled out in `exe_exists` to be used by
default.
---
 pre_commit/languages/helpers.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pre_commit/languages/helpers.py b/pre_commit/languages/helpers.py
index 29138fd1..032e90c4 100644
--- a/pre_commit/languages/helpers.py
+++ b/pre_commit/languages/helpers.py
@@ -30,9 +30,10 @@ def exe_exists(exe: str) -> bool:
     if found is None:  # exe exists
         return False
 
+    realpath = os.path.realpath(found)
     homedir = os.path.expanduser('~')
     try:
-        common: Optional[str] = os.path.commonpath((found, homedir))
+        common: Optional[str] = os.path.commonpath((realpath, homedir))
     except ValueError:  # on windows, different drives raises ValueError
         common = None