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| author | Kevin B Kenny <kennykb@acm.org> | 2006-11-28 16:29:47 (GMT) |
|---|---|---|
| committer | Kevin B Kenny <kennykb@acm.org> | 2006-11-28 16:29:47 (GMT) |
| commit | 78afab8ec5cb163b94f8fed86fb67d9e339d9268 (patch) | |
| tree | 2a4153277da51a6fe37fa2b23a1c880874e8872f /unix/tclUnixChan.c | |
| parent | 6da4a8974f27a03af1fd2ef3ded24be102f381bd (diff) | |
| download | tcl-78afab8ec5cb163b94f8fed86fb67d9e339d9268.zip tcl-78afab8ec5cb163b94f8fed86fb67d9e339d9268.tar.gz tcl-78afab8ec5cb163b94f8fed86fb67d9e339d9268.tar.bz2 | |
* unix/tclUnixChan.c (TclUnixWaitForFile):
* tests/event.test (event-14.*): Corrected a bug where
TclUnixWaitForFile would present select() with the wrong mask
on an LP64 machine if a fd number exceeds 32. Thanks to
Jean-Luc Fontaine for reporting and diagnosing [Bug 1602208].
Diffstat (limited to 'unix/tclUnixChan.c')
| -rw-r--r-- | unix/tclUnixChan.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/unix/tclUnixChan.c b/unix/tclUnixChan.c index 0d2c046..5c4cb65 100644 --- a/unix/tclUnixChan.c +++ b/unix/tclUnixChan.c @@ -10,7 +10,7 @@ * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclUnixChan.c,v 1.42.2.9 2006/09/07 08:50:35 vasiljevic Exp $ + * RCS: @(#) $Id: tclUnixChan.c,v 1.42.2.10 2006/11/28 16:29:48 kennykb Exp $ */ #include "tclInt.h" /* Internal definitions for Tcl. */ @@ -3185,7 +3185,8 @@ TclUnixWaitForFile(fd, mask, timeout) { Tcl_Time abortTime = {0, 0}, now; /* silence gcc 4 warning */ struct timeval blockTime, *timeoutPtr; - int index, bit, numFound, result = 0; + int index, numFound, result = 0; + fd_mask bit; fd_mask readyMasks[3*MASK_SIZE]; /* This array reflects the readable/writable * conditions that were found to exist by the @@ -3222,7 +3223,7 @@ TclUnixWaitForFile(fd, mask, timeout) } memset((VOID *) readyMasks, 0, 3*MASK_SIZE*sizeof(fd_mask)); index = fd/(NBBY*sizeof(fd_mask)); - bit = 1 << (fd%(NBBY*sizeof(fd_mask))); + bit = ((fd_mask) 1) << (fd%(NBBY*sizeof(fd_mask))); /* * Loop in a mini-event loop of our own, waiting for either the |