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authorRobert Morris <[email protected]>2020-07-16 11:38:08 -0400
committerFrans Kaashoek <[email protected]>2020-08-10 11:19:10 -0400
commitaf9eb9114c2f8700d4315eaa1e2d637c2aaaf210 (patch)
tree9e2e5cc663d2a3d56358121761755a4d3e878d6b /kernel/fcntl.h
parent672217ae2a3d68b73b2229ab368979ef7790e28a (diff)
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make "echo hello > x" truncate file x.
Diffstat (limited to 'kernel/fcntl.h')
-rw-r--r--kernel/fcntl.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/fcntl.h b/kernel/fcntl.h
index d565483..44861b9 100644
--- a/kernel/fcntl.h
+++ b/kernel/fcntl.h
@@ -2,3 +2,4 @@
#define O_WRONLY 0x001
#define O_RDWR 0x002
#define O_CREATE 0x200
+#define O_TRUNC 0x400