Add file action logic which will eventually be needed to support posix_spawn()

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5500 42af7a65-404d-4744-a932-0658087f49c3

configs/sim/ostest/defconfig

@@ -90,6 +90,7 @@ CONFIG_BOARD_LOOPSPERMSEC=100
 # CONFIG_ARCH_IRQPRIO is not set
 # CONFIG_CUSTOM_STACK is not set
 # CONFIG_ADDRENV is not set
+# CONFIG_ARCH_HAVE_VFORK is not set
 # CONFIG_ARCH_STACKDUMP is not set
 # CONFIG_ENDIAN_BIG is not set
 
@@ -266,6 +267,10 @@ CONFIG_MM_REGIONS=1
 #
 # Library Routines
 #
+
+#
+# Standard C Library Options
+#
 CONFIG_STDIO_BUFFER_SIZE=1024
 CONFIG_STDIO_LINEBUFFER=y
 CONFIG_NUNGET_CHARS=2
@@ -277,6 +282,7 @@ CONFIG_LIB_HOMEDIR="/"
 # CONFIG_EOL_IS_LF is not set
 # CONFIG_EOL_IS_BOTH_CRLF is not set
 CONFIG_EOL_IS_EITHER_CRLF=y
+# CONFIG_LIBC_EXECFUNCS is not set
 # CONFIG_LIBC_STRERROR is not set
 # CONFIG_LIBC_PERROR_STDOUT is not set
 CONFIG_ARCH_LOWPUTC=y
@@ -284,6 +290,11 @@ CONFIG_LIB_SENDFILE_BUFSIZE=512
 # CONFIG_ARCH_ROMGETC is not set
 # CONFIG_ARCH_OPTIMIZED_FUNCTIONS is not set
 
+#
+# Non-standard Helper Functions
+#
+# CONFIG_LIB_KBDCODEC is not set
+
 #
 # Basic CXX Support
 #
@@ -295,7 +306,7 @@ CONFIG_LIB_SENDFILE_BUFSIZE=512
 #
 
 #
-# Named Applications
+# Built-In Applications
 #
 # CONFIG_BUILTIN is not set
 
@@ -356,7 +367,6 @@ CONFIG_EXAMPLES_OSTEST_RR_RUNS=10
 # CONFIG_EXAMPLES_USBMSC is not set
 # CONFIG_EXAMPLES_USBTERM is not set
 # CONFIG_EXAMPLES_WATCHDOG is not set
-# CONFIG_EXAMPLES_WLAN is not set
 
 #
 # Interpreters