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libc: define EWOULDBLOCK to be the same as EAGAIN

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EWOULDBLOCK is an old error code from BSD. Not much uses it, and on basically
all modern systems it's defined to the same value as EAGAIN, which is the
System V value for the same condition.

Jira: ZEP-982
Change-Id: I5435ce55fa47f5bd2fac5d881b5b195b025f48a2
Signed-off-by: Anas Nashif <anas.nashif@intel.com>
This commit is contained in:
Anas Nashif 2016-10-01 11:44:21 -04:00 • committed by Anas Nashif
commit c83e6a1f48
1 changed files with 1 additions and 1 deletions
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2
lib/libc/minimal/include/errno.h
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@ -117,7 +117,7 @@ extern int *_get_errno(void);
/* non-blocking and interrupt i/o */ /* non-blocking and interrupt i/o */
#define EINPROGRESS 68 /* Operation now in progress */ #define EINPROGRESS 68 /* Operation now in progress */
#define EALREADY 69 /* Operation already in progress */ #define EALREADY 69 /* Operation already in progress */
#define EWOULDBLOCK 70 /* Operation would block */ #define EWOULDBLOCK EAGAIN /* Operation would block */
#define ENOSYS 71 /* Function not implemented */ #define ENOSYS 71 /* Function not implemented */