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* process.c (maxgroups, proc_setmaxgroups): increase max groups

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limitation up to 65536.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31034 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
kosaki 2011-03-06 14:21:31 +00:00
parent dd9f5e8714
commit aca674c2e7
2 changed files with 29 additions and 3 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Sun Mar 6 23:18:23 2011 KOSAKI Motohiro <kosaki.motohiro@gmail.com>
* process.c (maxgroups, proc_setmaxgroups): increase max groups
limitation up to 65536.
Sun Mar 6 22:20:59 2011 Tanaka Akira <akr@fsij.org> Sun Mar 6 22:20:59 2011 Tanaka Akira <akr@fsij.org>
* ext/openssl/ossl_pkey_ec.c: parenthesize macro arguments. * ext/openssl/ossl_pkey_ec.c: parenthesize macro arguments.

27
process.c
View File

@ -4531,7 +4531,28 @@ proc_setgid(VALUE obj, VALUE id)
#endif #endif
static int maxgroups = 32; /*
* Maximum supplementary groups are platform dependent.
* FWIW, 65536 is enough big for our supported OSs.
*
* OS Name max groups
* -----------------------------------------------
* Linux Kernel >= 2.6.3 65536
* Linux Kernel < 2.6.3 32
* IBM AIX 5.2 64
* IBM AIX 5.3 ... 6.1 128
* IBM AIX 7.1 128 (can be configured to be up to 2048)
* OpenBSD, NetBSD 16
* FreeBSD < 8.0 16
* FreeBSD >=8.0 1023
* Darwin (Mac OS X) 16
* Sun Solaris 7,8,9,10 16
* Sun Solaris 11 / OpenSolaris 1024
* HP-UX 20
* Windows 1015
*/
#define RB_MAX_GROUPS (65536)
static int maxgroups = RB_MAX_GROUPS;
#ifdef HAVE_GETGROUPS #ifdef HAVE_GETGROUPS
@ -4694,8 +4715,8 @@ proc_setmaxgroups(VALUE obj, VALUE val)
{ {
int ngroups = FIX2UINT(val); int ngroups = FIX2UINT(val);
if (ngroups > 4096) if (ngroups > RB_MAX_GROUPS)
ngroups = 4096; ngroups = RB_MAX_GROUPS;
maxgroups = ngroups; maxgroups = ngroups;