[incubator-nuttx] 04/04: boards: qemu-i486: Mount procfs in board_app_initialize()

[gn...@apache.org]

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

commit d3851699d778a332a29b12a823c469fe1d453eda
Author: Masayuki Ishikawa <ma...@gmail.com>
AuthorDate: Mon May 4 18:01:45 2020 +0900

    boards: qemu-i486: Mount procfs in board_app_initialize()
---
 boards/x86/qemu/qemu-i486/src/qemu_appinit.c | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/boards/x86/qemu/qemu-i486/src/qemu_appinit.c b/boards/x86/qemu/qemu-i486/src/qemu_appinit.c
index c4622f6..7c80aaa 100644
--- a/boards/x86/qemu/qemu-i486/src/qemu_appinit.c
+++ b/boards/x86/qemu/qemu-i486/src/qemu_appinit.c
@@ -40,6 +40,9 @@
 #include <nuttx/config.h>
 #include <nuttx/board.h>
 
+#include <sys/mount.h>
+#include <stdio.h>
+
 #include "up_internal.h"
 
 /****************************************************************************
@@ -74,6 +77,18 @@
 #ifdef CONFIG_LIB_BOARDCTL
 int board_app_initialize(uintptr_t arg)
 {
-  return 0;
+  int ret = OK;
+
+#ifdef CONFIG_FS_PROCFS
+  /* Mount the proc filesystem */
+
+  ret = mount(NULL, "/proc", "procfs", 0, NULL);
+  if (ret < 0)
+    {
+      serr("ERROR: Failed to mount procfs at %s: %d\n", "/proc", ret);
+    }
+#endif
+
+  return ret;
 }
 #endif /* CONFIG_LIB_BOARDCTL */