add function for prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_RAISE, ...)

1 files changed, 1 insertions, 9 deletions

diff --git a/examples/withallsubuids.py b/examples/withallsubuids.py
index ead0482..3bed3bc 100755
--- a/examples/withallsubuids.py
+++ b/examples/withallsubuids.py
@@ -43,15 +43,7 @@ def main() -> None:
     capabilities.inheritable = capabilities.permitted & capabilities.effective
     capabilities.set()
     # Add all inheritable capabilities to the ambient set.
-    caps = capabilities.inheritable
-    while caps:
-        cap = caps & (~caps + 1)
-        caps ^= cap
-        linuxnamespaces.prctl(
-            47,  # PR_CAP_AMBIENT
-            2,  # PR_CAP_AMBIENT_RAISE
-            cap.bit_length() - 1,
-        )
+    linuxnamespaces.prctl_raise_ambient_capabilities(capabilities.inheritable)
     if len(sys.argv) > 1:
         os.execvp(sys.argv[1], sys.argv[1:])
     else: