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Match dup2 and fcntl error values to POSIX.

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* dtable.h (OPEN_MAX_MAX): New macro.
* resource.cc (getrlimit) [RLIMIT_NOFILE]: Use it.
* dtable.cc (dtable::extend): Likewise.
* fcntl.cc (fcntl64): Obey POSIX rule with too-large F_DUPFD.
* syscalls.cc (dup2): Likewise.
This commit is contained in:
Eric Blake
2009-09-22 04:09:03 +00:00
parent a7b24e14d7
commit 29bca9bb0c
6 changed files with 23 additions and 5 deletions
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2
winsup/cygwin/dtable.cc
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@@ -80,7 +80,7 @@ dtable::extend (int howmuch)
if (howmuch <= 0)
return 0;
if (new_size > (100 * NOFILE_INCR))
if (new_size > OPEN_MAX_MAX)
{
set_errno (EMFILE);
return 0;