replace.h
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1 /* $Id: replace.h,v 1.3 2008-01-15 01:25:42 rtv Exp $
2  *
3  * replacement function prototypes
4  */
5 
6 #ifndef _REPLACE_H
7 #define _REPLACE_H
8 
9 #if HAVE_CONFIG_H
10 #include <config.h>
11 #endif
12 
13 /* Compatibility definitions for System V `poll' interface.
14  Copyright (C) 1994,96,97,98,99,2000 Free Software Foundation, Inc.
15  This file is part of the GNU C Library.
16 
17  The GNU C Library is free software; you can redistribute it and/or
18  modify it under the terms of the GNU Library General Public License as
19  published by the Free Software Foundation; either version 2 of the
20  License, or (at your option) any later version.
21 
22  The GNU C Library is distributed in the hope that it will be useful,
23  but WITHOUT ANY WARRANTY; without even the implied warranty of
24  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
25  Library General Public License for more details.
26 
27  You should have received a copy of the GNU Library General Public
28  License along with the GNU C Library; see the file COPYING.LIB. If not,
29  write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
30  Boston, MA 02111-1307, USA. */
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 
36 #if !HAVE_POLL
37 /* Event types that can be polled for. These bits may be set in `events'
38  to indicate the interesting event types; they will appear in `revents'
39  to indicate the status of the file descriptor. */
40 #define POLLIN 01 /* There is data to read. */
41 #define POLLPRI 02 /* There is urgent data to read. */
42 #define POLLOUT 04 /* Writing now will not block. */
43 
44 /* Some aliases. */
45 #define POLLWRNORM POLLOUT
46 #define POLLRDNORM POLLIN
47 #define POLLRDBAND POLLPRI
48 
49 /* Event types always implicitly polled for. These bits need not be set in
50  `events', but they will appear in `revents' to indicate the status of
51  the file descriptor. */
52 #define POLLERR 010 /* Error condition. */
53 #define POLLHUP 020 /* Hung up. */
54 #define POLLNVAL 040 /* Invalid polling request. */
55 
56 /* Canonical number of polling requests to read in at a time in poll. */
57 #define NPOLLFILE 30
58 
59 /* Data structure describing a polling request. */
60 struct pollfd {
61  int fd; /* File descriptor to poll. */
62  short int events; /* Types of events poller cares about. */
63  short int revents; /* Types of events that actually occurred. */
64 };
65 
66 /* Poll the file descriptors described by the NFDS structures starting at
67  FDS. If TIMEOUT is nonzero and not -1, allow TIMEOUT milliseconds for
68  an event to occur; if TIMEOUT is -1, block until an event occurs.
69  Returns the number of file descriptors with events, zero if timed out,
70  or -1 for errors. */
71 int poll(struct pollfd *fds, unsigned long int nfds, int timeout);
72 #else
73 #include <sys/poll.h> /* for poll(2) */
74 #endif // !HAVE_POLL
75 
76 //#if !HAVE_SCANDIR
77 //#include <sys/types.h>
78 //#include <dirent.h>
79 // int scandir(const char *dir, struct dirent ***namelist,
80 // int (*select)(const struct dirent *),
81 // int (*compar)(const struct dirent **, const struct dirent **));
82 //#endif //!HAVE_SCANDIR
83 
84 /*
85 
86 #if !HAVE_DIRNAME
87 char * dirname (char *path);
88 #else
89 #include <libgen.h> // for dirname(3)
90 #endif // !HAVE_DIRNAME
91 
92 #if !HAVE_BASENAME
93 const char * basename (const char* filename);
94 #else
95 #include <libgen.h> // for basename(3)
96 #endif // !HAVE_BASENAME
97 */
98 
99 #ifdef __cplusplus
100 }
101 #endif
102 
103 #endif
poll
int poll(struct pollfd *fds, unsigned long int nfds, int timeout)
Definition: poll.c:43
pollfd
Definition: replace.h:60
pollfd::fd
int fd
Definition: replace.h:61
pollfd::events
short int events
Definition: replace.h:62
pollfd::revents
short int revents
Definition: replace.h:63

stage
Author(s): Richard Vaughan , Brian Gerkey , Reed Hedges , Andrew Howard , Toby Collett , Pooya Karimian , Jeremy Asher , Alex Couture-Beil , Geoff Biggs , Rich Mattes , Abbas Sadat
autogenerated on Mon Feb 28 2022 23:48:56