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add too-many-file open warning when opening, too (but the underlying problem is fixed)

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This was SVN commit r907.
This commit is contained in:
janwas
2004-08-05 12:45:27 +00:00
parent b51314d34a
commit 146491beed
1 changed files with 12 additions and 3 deletions
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source/lib/sysdep/win/wposix.cpp
+12 -3
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@@ -66,12 +66,13 @@ int open(const char* fn, int oflag, ...)
va_end(args);
}
WIN_SAVE_LAST_ERROR;
WIN_SAVE_LAST_ERROR; // CreateFile
int fd = _open(fn, oflag, mode);
debug_out("open %s = %d\n", fn, fd);
WIN_RESTORE_LAST_ERROR;
#ifdef PARANOIA
debug_out("open %s = %d\n", fn, fd);
#endif
// open it for async I/O as well (_open defaults to deny_none sharing)
if(fd > 2)
@@ -82,13 +83,21 @@ debug_out("open %s = %d\n", fn, fd);
aio_reopen(fd, fn, oflag);
}
// CRT doesn't like more than 255 files open.
// warn now, so that we notice why so many are open
if(fd > 256)
debug_warn("wposix: too many files open (CRT limitation)");
return fd;
}
int close(int fd)
{
#ifdef PARANOIA
debug_out("close %d\n", fd);
#endif
assert(3 <= fd && fd < 256);
aio_close(fd);
return _close(fd);