A NOTE has been added to this issue. ====================================================================== https://www.austingroupbugs.net/view.php?id=1816 ====================================================================== Reported By: eggert Assigned To: ====================================================================== Project: Issue 8 drafts Issue ID: 1816 Category: System Interfaces Type: Error Severity: Objection Priority: normal Status: New Name: Paul Eggert Organization: UCLA Computer Science User Reference: Section: daylight, timezone, tzname Page Number: 2310-2311 Line Number: 75175-75207 Final Accepted Text: ====================================================================== Date Submitted: 2024-02-23 08:54 UTC Last Modified: 2024-04-29 15:42 UTC ====================================================================== Summary: daylight, timezone, tzname do not work with location-based TZ ====================================================================== Relationships ID Summary ---------------------------------------------------------------------- related to 0001797 strftime "%s" should be able ... ======================================================================
---------------------------------------------------------------------- (0006774) Don Cragun (manager) - 2024-04-29 15:42 https://www.austingroupbugs.net/view.php?id=1816#c6774 ---------------------------------------------------------------------- <time.h> DESCRIPTION page 454 line 15841, change XSI to OB XSI. line 15843, change CX to OB CX. <time.h> FUTURE DIRECTIONS page 454 line 15856, change "None" to:<blockquote>The variables <i>daylight</i>, <i>timezone</i>, and <i>tzname</i> are planned to be removed in a future version of this standard, as they have unspecified values unless the environment variable <i>TZ</i> is of the second format.</blockquote> daylight SYNOPSIS page 801 line 27445, change XSI to OB XSI. strptime DESCRIPTION page 2160 lines 70602-70606: add OB shading to "If this name matches ... shall be set to 0." timezone SYNOPSIS page 2279 line 74382, change XSI to OB XSI. Also remove the "()" after timezone in the page heading. tzset SYNOPSIS page 2310 line 75167: change XSI to OB XSI line 75169: change CX to OB CX line 75170: add CX margin marker tzset DESCRIPTION page 2310 lines 75175-75178 add OB margin marker and shading line 75175: Prepend "If the value of <i>TZ</i> is of the second format," line 75178: change "as described in XBD Chapter 8 (on page 167)" to "as described for the second <i>TZ</i> format in XBD Section 8.3 (on page 174)" line 75179: change XSI to OB XSI line 75179: Also prepend "If the value of <i>TZ</i> is of the second format," Line 75182: Append the following paragraph:<blockquote>[OB]If the value of <i>TZ</i> is not of the second format, the <i>tzset</i>() function shall set the array elements of the external variable <i>tzname</i> to point to unspecified string values[/OB] [OB XSI]and shall set the external variables <i>daylight</i> and <i>timezone</i> to unspecified values.[/OB XSI]<blockquote> line 75183: change XSI to OB XSI line 75199 (APPLICATION USAGE) Append the following paragraph:<blockquote>The values of the variables <i>daylight</i>, <i>timezone</i>, and <i>tzname</i> can only be relied upon to reflect the local timezone information if the environment variable <i>TZ</i> value is of the second format. Applications should use the <i>tm_zone</i> member of the <b>tm</b> structure instead of <i>tzname</i> and the <i>tm_gmtoff</i> member instead of <i>timezone</i>. When using <i>tm_zone</i> and <i>tm_gmtoff</i> there is no need for the information that is available in <i>daylight</i>.</blockquote> page 2311 line 75207 (tzset() FUTURE DIRECTIONS), change "None" to:<blockquote>The variables <i>daylight</i>, <i>timezone</i>, and <i>tzname</i> are planned to be removed in a future version of this standard, as they have unspecified values unless the environment variable <i>TZ</i> is of the second format.</blockquote> page 2311 line 75210 (tzset() SEE ALSO), change:<blockquote>XBD Chapter 8 (on page 167)</blockquote>to:<blockquote>XBD Section 8.3 (on page 174)</blockquote> Issue History Date Modified Username Field Change ====================================================================== 2024-02-23 08:54 eggert New Issue 2024-02-23 08:54 eggert Name => Paul Eggert 2024-02-23 08:54 eggert Organization => UCLA Computer Science 2024-02-23 08:54 eggert Section => daylight, timezone, tzname 2024-02-23 08:54 eggert Page Number => 2310-2311 2024-02-23 08:54 eggert Line Number => 75175-75207 2024-02-25 07:07 kre Note Added: 0006678 2024-02-26 18:06 eggert Note Added: 0006687 2024-02-26 19:23 eblake Relationship added related to 0001797 2024-04-29 15:42 Don Cragun Note Added: 0006774 ======================================================================
