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Overview
| Comment: | * tests/winTime.test: * win/tclWinTime.c: Fixed crash in clock command that occurred when manipulating negative time values in timezones east of GMT. [Bug: 1142, 1458] |
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| Timelines: | family | ancestors | descendants | both | core-8-1-branch-old |
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| SHA1: |
0b5707f7e38a8a8194ef57433dceda9c |
| User & Date: | stanton 1999-04-06 00:29:19 |
Context
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1999-04-06
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| 00:29 | *** empty log message *** check-in: fc67f5b576 user: stanton tags: core-8-1-branch-old | |
| 00:29 | * tests/winTime.test: * win/tclWinTime.c: Fixed crash in clock command that occurred when manipulati... check-in: 0b5707f7e3 user: stanton tags: core-8-1-branch-old | |
| 00:01 | Fixed test that would only work with debug builds. check-in: ead92ba131 user: rjohnson tags: core-8-1-branch-old | |
Changes
Added tests/winTime.test.
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# This file tests the tclWinTime.c file. # # This file contains a collection of tests for one or more of the Tcl # built-in commands. Sourcing this file into Tcl runs the tests and # generates output for errors. No output means no errors were found. # # Copyright (c) 1997 Sun Microsystems, Inc. # Copyright (c) 1998-1999 by Scriptics Corporation. # # See the file "license.terms" for information on usage and redistribution # of this file, and for a DISCLAIMER OF ALL WARRANTIES. # # RCS: @(#) $Id: winTime.test,v 1.1.2.1 1999/04/06 00:29:19 stanton Exp $ if {[lsearch [namespace children] ::tcltest] == -1} { source [file join [pwd] [file dirname [info script]] defs.tcl] } # The next two tests will crash on Windows if the check for negative # clock values is not done properly. test winTime-1.1 {TclpGetDate} {pcOnly} { set ::env(TZ) JST-9 set result [clock format -1 -format %Y] unset ::env(TZ) set result } {1970} test winTime-1.2 {TclpGetDate} {pcOnly} { set ::env(TZ) PST8 set result [clock format 1 -format %Y] unset ::env(TZ) set result } {1969} # cleanup ::tcltest::cleanupTests return |
Changes to win/tclWinTime.c.
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* obtain time values from the operating system. * * Copyright 1995-1998 by Sun Microsystems, Inc. * * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * * RCS: @(#) $Id: tclWinTime.c,v 1.1.2.3 1999/03/10 06:49:31 stanton Exp $ */ #include "tclWinInt.h" #define SECSPERDAY (60L * 60L * 24L) #define SECSPERYEAR (SECSPERDAY * 365L) #define SECSPER4YEAR (SECSPERYEAR * 4L + SECSPERDAY) ................................................................................ /* * If we are in the valid range, let the C run-time library * handle it. Otherwise we need to fake it. Note that this * algorithm ignores daylight savings time before the epoch. */ time = *tp - _timezone; if (time >= 0) { return localtime(tp); } /* * If we aren't near to overflowing the long, just add the bias and * use the normal calculation. Otherwise we will need to adjust * the result at the end. */ |
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* obtain time values from the operating system. * * Copyright 1995-1998 by Sun Microsystems, Inc. * * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * * RCS: @(#) $Id: tclWinTime.c,v 1.1.2.4 1999/04/06 00:29:19 stanton Exp $ */ #include "tclWinInt.h" #define SECSPERDAY (60L * 60L * 24L) #define SECSPERYEAR (SECSPERDAY * 365L) #define SECSPER4YEAR (SECSPERYEAR * 4L + SECSPERDAY) ................................................................................ /* * If we are in the valid range, let the C run-time library * handle it. Otherwise we need to fake it. Note that this * algorithm ignores daylight savings time before the epoch. */ if (*tp >= 0) { return localtime(tp); } time = *tp - _timezone; /* * If we aren't near to overflowing the long, just add the bias and * use the normal calculation. Otherwise we will need to adjust * the result at the end. */ |