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libs/README.txt: Fix a typo

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Also, remove an extra space.
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YAMAMOTO Takashi 2020-01-27 13:54:02 +09:00 committed by Alin Jerpelea
parent 2d51ecbbaa
commit e02c14a926
1 changed files with 2 additions and 2 deletions
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libs/README.txt
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@ -2,7 +2,7 @@ README
======
This directory holds NuttX libraries. Libraries in NuttX are very special
creatures. The have these properties:
creatures. They have these properties:
1. They can be shared by both application logic and logic within the OS when
using the FLAT build.
@ -19,7 +19,7 @@ creatures. The have these properties:
For example, sem_wait() is both a cancellation point and modifies the
errno value. So within the FLAT build and without kernel version for
the PROTECTED and KERNEL builds, the special internal OS interface
nxsem_wait() must be used. Within libraries, the macro _SEM_WAIT()
nxsem_wait() must be used. Within libraries, the macro _SEM_WAIT()
(as defined in include/nuttx/semaphore.h) is used instead. The
definition of this macro accounts for the different usage environments.