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* sysconf.cc (get_nprocs): New function. 

(get_nprocs_conf): Ditto.
	(get_avphys_pages): Ditto.
	(get_phys_pages): Ditto.
	* cygwin.din: Export them.
	* include/sys/sysinfo.h: New header, decalre above new functions.
	* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
	* posix.sgml: Mention them as GNU extensions.
This commit is contained in:
Corinna Vinschen 2009-11-12 14:40:48 +00:00
parent c08f09ab78
commit 339682e6de
6 changed files with 75 additions and 2 deletions
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12
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,15 @@
2009-11-12 Yaakov Selkowitz <yselkowitz@users.sourceforge.net>
Corinna Vinschen <corinna@vinschen.de>
* sysconf.cc (get_nprocs): New function.
(get_nprocs_conf): Ditto.
(get_avphys_pages): Ditto.
(get_phys_pages): Ditto.
* cygwin.din: Export them.
* include/sys/sysinfo.h: New header, decalre above new functions.
* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
* posix.sgml: Mention them as GNU extensions.
2009-11-11 Corinna Vinschen <corinna@vinschen.de>
* fhandler.h (class fhandler_mailslot): Declare new private method

4
winsup/cygwin/cygwin.din
View File

@ -598,8 +598,12 @@ gcvt SIGFE
_gcvt = gcvt SIGFE
gcvtf SIGFE
_gcvtf = gcvtf SIGFE
get_avphys_pages SIGFE
get_nprocs SIGFE
get_nprocs_conf SIGFE
get_osfhandle SIGFE
_get_osfhandle = get_osfhandle SIGFE
get_phys_pages SIGFE
getaddrinfo = cygwin_getaddrinfo SIGFE
getc SIGFE
_getc = getc SIGFE

3
winsup/cygwin/include/cygwin/version.h
View File

@ -371,12 +371,13 @@ details. */
215: CW_EXIT_PROCESS added.
216: CW_SET_EXTERNAL_TOKEN added.
217: CW_GET_INSTKEY added.
218: Export get_nprocs, get_nprocs_conf, get_phys_pages, get_avphys_pages.
*/
/* Note that we forgot to bump the api for ualarm, strtoll, strtoull */
#define CYGWIN_VERSION_API_MAJOR 0
#define CYGWIN_VERSION_API_MINOR 217
#define CYGWIN_VERSION_API_MINOR 218
/* There is also a compatibity version number associated with the
shared memory regions. It is incremented when incompatible

27
winsup/cygwin/include/sys/sysinfo.h Normal file
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@ -0,0 +1,27 @@
/* sys/sysinfo.h
Copyright 2009 Red Hat, Inc.
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
/* sys/sysinfo.h header file for Cygwin. */
#ifndef _SYS_SYSINFO_H
#define _SYS_SYSINFO_H
#include <sys/cdefs.h>
__BEGIN_DECLS
extern int get_nprocs_conf (void);
extern int get_nprocs (void);
extern long get_phys_pages (void);
extern long get_avphys_pages (void);
__END_DECLS
#endif /* _SYS_SYSINFO_H */

4
winsup/cygwin/posix.sgml
View File

@ -1026,6 +1026,10 @@ also IEEE Std 1003.1-2008 (POSIX.1-2008).</para>
fopencookie
fremovexattr
fsetxattr
get_avphys_pages
get_phys_pages
get_nprocs
get_nprocs_conf
getopt_long
getopt_long_only
getxattr

27
winsup/cygwin/sysconf.cc
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@ -1,7 +1,7 @@
/* sysconf.cc
Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
2006, 2007 Red Hat, Inc.
2006, 2007, 2009 Red Hat, Inc.
This file is part of Cygwin.
@ -11,6 +11,7 @@ details. */
#include "winsup.h"
#include <unistd.h>
#include <sys/sysinfo.h>
#include "cygerrno.h"
#include "security.h"
#include "path.h"
@ -292,3 +293,27 @@ confstr (int in, char *buf, size_t len)
set_errno (EINVAL);
return 0;
}
extern "C" int
get_nprocs_conf (void)
{
return get_nproc_values (_SC_NPROCESSORS_CONF);
}
extern "C" int
get_nprocs (void)
{
return get_nproc_values (_SC_NPROCESSORS_ONLN);
}
extern "C" long
get_phys_pages (void)
{
return get_nproc_values (_SC_PHYS_PAGES);
}
extern "C" long
get_avphys_pages (void)
{
return get_avphys (_SC_AVPHYS_PAGES);
}