nixpkgs/pkgs/tools/filesystems/davfs2/0002-Make-sure-that-the-setuid-wrapped-umount-is-invoked.patch

From 56873cf29974ff0dfc1ba1afb7022ce49e300835 Mon Sep 17 00:00:00 2001
From: Maximilian Bosch <maximilian@mbosch.me>
Date: Wed, 11 Nov 2020 11:58:25 +0100
Subject: [PATCH 2/2] Make sure that the setuid-wrapped `umount` is invoked

---
 src/dav_fuse.c     | 2 +-
 src/umount_davfs.c | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/dav_fuse.c b/src/dav_fuse.c
index 734bc1f..4501433 100644
--- a/src/dav_fuse.c
+++ b/src/dav_fuse.c
@@ -187,7 +187,7 @@ dav_fuse_loop(int device, char *mpoint, size_t bufsize, time_t idle_time,
             unmounting = 1;
             pid_t pid = fork();
             if (pid == 0) {
-                execl("/bin/umount", "umount", "-il", mountpoint, NULL);
+                execl("@wrapperDir@/umount", "umount", "-il", mountpoint, NULL);
                 _exit(EXIT_FAILURE);
             }
         }
diff --git a/src/umount_davfs.c b/src/umount_davfs.c
index b7019c3..75e3b4b 100644
--- a/src/umount_davfs.c
+++ b/src/umount_davfs.c
@@ -122,9 +122,9 @@ main(int argc, char *argv[])
 
     char *umount_command = NULL;
     if (mpoint) {
-        umount_command = ne_concat("umount -i '", mpoint, "'", NULL);
+        umount_command = ne_concat("@wrapperDir@/umount -i '", mpoint, "'", NULL);
     } else {
-        umount_command = ne_concat("umount -i '", argv[optind], "'", NULL);
+        umount_command = ne_concat("@wrapperDir@/umount -i '", argv[optind], "'", NULL);
         error(0, 0,
               _("\n"
                 "  can't evaluate PID file name;\n"
-- 
2.28.0