65 lines
3.3 KiB
Diff
65 lines
3.3 KiB
Diff
From 882343ea200fe28810bf217a820816affe885a39 Mon Sep 17 00:00:00 2001
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From: Thomas Tuegel <ttuegel@mailbox.org>
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Date: Tue, 17 Sep 2019 05:36:25 -0500
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Subject: [PATCH 08/10] qtbase-tzdir
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---
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src/corelib/time/qtimezoneprivate_tz.cpp | 31 +++++++++++++++---------
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1 file changed, 19 insertions(+), 12 deletions(-)
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diff --git a/src/corelib/time/qtimezoneprivate_tz.cpp b/src/corelib/time/qtimezoneprivate_tz.cpp
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index 3c2695a789..e75735f88f 100644
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--- a/src/corelib/time/qtimezoneprivate_tz.cpp
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+++ b/src/corelib/time/qtimezoneprivate_tz.cpp
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@@ -75,7 +75,11 @@ typedef QHash<QByteArray, QTzTimeZone> QTzTimeZoneHash;
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// Parse zone.tab table, assume lists all installed zones, if not will need to read directories
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static QTzTimeZoneHash loadTzTimeZones()
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{
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- QString path = QStringLiteral("/usr/share/zoneinfo/zone.tab");
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+ // Try TZDIR first, in case we're running on NixOS.
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+ QString path = QFile::decodeName(qgetenv("TZDIR")) + QStringLiteral("/zone.tab");
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+ // Fallback to traditional paths in case we are not on NixOS.
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+ if (!QFile::exists(path))
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+ path = QStringLiteral("/usr/share/zoneinfo/zone.tab");
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if (!QFile::exists(path))
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path = QStringLiteral("/usr/lib/zoneinfo/zone.tab");
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@@ -658,20 +662,23 @@ void QTzTimeZonePrivate::init(const QByteArray &ianaId)
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if (!tzif.open(QIODevice::ReadOnly))
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return;
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} else {
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- // Open named tz, try modern path first, if fails try legacy path
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- tzif.setFileName(QLatin1String("/usr/share/zoneinfo/") + QString::fromLocal8Bit(ianaId));
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+ // Try TZDIR first, in case we're running on NixOS
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+ tzif.setFileName(QFile::decodeName(qgetenv("TZDIR")) + QStringLiteral("/") + QString::fromLocal8Bit(ianaId));
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if (!tzif.open(QIODevice::ReadOnly)) {
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- tzif.setFileName(QLatin1String("/usr/lib/zoneinfo/") + QString::fromLocal8Bit(ianaId));
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+ tzif.setFileName(QLatin1String("/usr/share/zoneinfo/") + QString::fromLocal8Bit(ianaId));
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if (!tzif.open(QIODevice::ReadOnly)) {
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- // ianaId may be a POSIX rule, taken from $TZ or /etc/TZ
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- const QByteArray zoneInfo = ianaId.split(',').at(0);
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- const char *begin = zoneInfo.constBegin();
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- if (PosixZone::parse(begin, zoneInfo.constEnd()).hasValidOffset()
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- && (begin == zoneInfo.constEnd()
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- || PosixZone::parse(begin, zoneInfo.constEnd()).hasValidOffset())) {
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- m_id = m_posixRule = ianaId;
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+ tzif.setFileName(QLatin1String("/usr/lib/zoneinfo/") + QString::fromLocal8Bit(ianaId));
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+ if (!tzif.open(QIODevice::ReadOnly)) {
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+ // ianaId may be a POSIX rule, taken from $TZ or /etc/TZ
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+ const QByteArray zoneInfo = ianaId.split(',').at(0);
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+ const char *begin = zoneInfo.constBegin();
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+ if (PosixZone::parse(begin, zoneInfo.constEnd()).hasValidOffset()
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+ && (begin == zoneInfo.constEnd()
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+ || PosixZone::parse(begin, zoneInfo.constEnd()).hasValidOffset())) {
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+ m_id = m_posixRule = ianaId;
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+ }
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+ return;
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}
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- return;
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}
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}
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}
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--
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2.25.1
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