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383237
2016 May 21
1
[PATCH] umask: Use /proc/<PID>/status to read umask in Linux >= 4.7.
...ee59
Use this value if available, else fall back to the existing codepath
for Linux <= 4.6 and other Unix.
---
src/umask.c | 86 +++++++++++++++++++++++++++++++++++++++++++++++++++++++------
1 file changed, 78 insertions(+), 8 deletions(-)
diff --git a/src/umask.c b/src/umask.c
index b8748e8..3f32337 100644
--- a/src/umask.c
+++ b/src/umask.c
@@ -18,12 +18,22 @@
/**
* Return current umask in a thread-safe way.
+ *
+ * glibc documents, but does not actually implement, a "getumask(3)"
+ * call.
+ *
+ * We use C<Umask> from F</proc/I<PID>/status> for Linux E<ge&...