[incubator-nuttx] 01/05: fcntl/O_CLOEXEC: add O_CLOEXEC map for hostfs

[xi...@apache.org]

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xiaoxiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-nuttx.git

commit 094e986bbd3514b29afe472b243b89bd4eedf7c9
Author: Jiuzhu Dong <do...@xiaomi.com>
AuthorDate: Fri Jul 29 22:30:31 2022 +0800

    fcntl/O_CLOEXEC: add O_CLOEXEC map for hostfs
    
    Signed-off-by: Jiuzhu Dong <do...@xiaomi.com>
---
 arch/sim/src/sim/up_hostfs.c | 5 +++++
 include/nuttx/fs/hostfs.h    | 1 +
 2 files changed, 6 insertions(+)

diff --git a/arch/sim/src/sim/up_hostfs.c b/arch/sim/src/sim/up_hostfs.c
index 151799e58f..c3188c5946 100644
--- a/arch/sim/src/sim/up_hostfs.c
+++ b/arch/sim/src/sim/up_hostfs.c
@@ -181,6 +181,11 @@ int host_open(const char *pathname, int flags, nuttx_mode_t mode)
     }
 #endif
 
+  if (flags & NUTTX_O_CLOEXEC)
+    {
+      mapflags |= O_CLOEXEC;
+    }
+
   int ret = open(pathname, mapflags, mode);
   if (ret == -1)
     {
diff --git a/include/nuttx/fs/hostfs.h b/include/nuttx/fs/hostfs.h
index 499565b4c6..6773512ef4 100644
--- a/include/nuttx/fs/hostfs.h
+++ b/include/nuttx/fs/hostfs.h
@@ -84,6 +84,7 @@
 #define NUTTX_O_SYNC            (1 << 7)  /* Synchronize output on write */
 #define NUTTX_O_BINARY          (1 << 8)  /* Open the file in binary mode. */
 #define NUTTX_O_DIRECT          (1 << 9)  /* Avoid caching, write directly to hardware */
+#define NUTTX_O_CLOEXEC         (1 << 10) /* Close on execute */
 
 #define NUTTX_O_RDWR            (NUTTX_O_RDONLY | NUTTX_O_WRONLY)