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authorSimon Glass <sjg@chromium.org>2018-10-01 11:55:07 -0600
committerSimon Glass <sjg@chromium.org>2018-10-09 04:40:26 -0600
commit50b288aca324649fb5b357ce75972a5261cf94fc (patch)
tree7684005feef776fa06fc966d5ec8b72c29232869 /include
parentcdd140af5c6b623d31ac87a8054cee55fb70d3f0 (diff)
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sandbox: Support file truncation with os_open()
At present files are not truncated on writing. This is a useful feature. Add support for this. Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'include')
-rw-r--r--include/os.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/os.h b/include/os.h
index 7116f87578..9e3a561b65 100644
--- a/include/os.h
+++ b/include/os.h
@@ -75,6 +75,7 @@ int os_open(const char *pathname, int flags);
#define OS_O_RDWR 2
#define OS_O_MASK 3 /* Mask for read/write flags */
#define OS_O_CREAT 0100
+#define OS_O_TRUNC 01000
/**
* Access to the OS close() system call