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sockets: poll Open Group clean ups

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1) Define remaining Open Group poll constants (values in hex)
2) Switch nfds_t to unsigned int

http://pubs.opengroup.org/onlinepubs/007908799/xsh/poll.h.html
This commit is contained in:
Joel Cunningham 2017-10-16 14:51:29 -05:00
parent 1960937df3
commit 9c175835d5
1 changed files with 12 additions and 6 deletions
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18
src/include/lwip/sockets.h
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@ -490,12 +490,18 @@ typedef struct fd_set
/* poll-related defines and types */
/* @todo: find a better way to guard the definition of these defines and types if already defined */
#if !defined(POLLIN) && !defined(POLLOUT)
#define POLLIN 1
#define POLLOUT 2
#define POLLERR 4
#define POLLNVAL 8
/* No support for POLLPRI, POLLHUP, POLLMSG, POLLRDBAND, POLLWRBAND. */
typedef int nfds_t;
#define POLLIN 0x1
#define POLLOUT 0x2
#define POLLERR 0x4
#define POLLNVAL 0x8
/* Below values are unimplemented */
#define POLLRDNORM 0x10
#define POLLRDBAND 0x20
#define POLLPRI 0x40
#define POLLWRNORM 0x80
#define POLLWRBAND 0x100
#define POLLHUP 0x200
typedef unsigned int nfds_t;
struct pollfd
{
int fd;