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Work around sudo not changing $HOME thus the configuration file ending up in the invoking user $HOME with root permissions, leading to an unwriteable configuration file if running as user.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20103 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Dominik Riebeling 2009-02-25 21:05:57 +00:00
parent 884dc711b8
commit c96452ac92
1 changed files with 38 additions and 15 deletions
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53
rbutil/rbutilqt/rbsettings.cpp
View file

@ -16,11 +16,15 @@
* KIND, either express or implied.
*
****************************************************************************/
#include "rbsettings.h"
#include <QSettings>
#if defined(Q_OS_LINUX)
#include <unistd.h>
#endif
void RbSettings::open()
{
// only use built-in rbutil.ini
@ -28,11 +32,12 @@ void RbSettings::open()
// portable installation:
// check for a configuration file in the program folder.
QFileInfo config;
config.setFile(QCoreApplication::instance()->applicationDirPath() + "/RockboxUtility.ini");
if(config.isFile())
config.setFile(QCoreApplication::instance()->applicationDirPath()
+ "/RockboxUtility.ini");
if(config.isFile())
{
userSettings = new QSettings(QCoreApplication::instance()->applicationDirPath() + "/RockboxUtility.ini",
QSettings::IniFormat, this);
userSettings = new QSettings(QCoreApplication::instance()->applicationDirPath()
+ "/RockboxUtility.ini", QSettings::IniFormat, this);
qDebug() << "config: portable";
}
else
@ -46,7 +51,25 @@ void RbSettings::open()
void RbSettings::sync()
{
userSettings->sync();
}
#if defined(Q_OS_LINUX)
// when using sudo it runs rbutil with uid 0 but unfortunately without a
// proper login shell, thus the configuration file gets placed in the
// calling users $HOME. This in turn will cause issues if trying to
// run rbutil later as user. Try to detect this case via the environment
// variable SUDO_UID and SUDO_GID and if set chown the user config file.
if(getuid() == 0)
{
char* realuser = getenv("SUDO_UID");
char* realgroup = getenv("SUDO_GID");
if(realuser != NULL && realgroup != NULL)
{
int realuid = atoi(realuser);
int realgid = atoi(realgroup);
chown(qPrintable(userSettings->fileName()), realuid, realgid);
}
}
#endif
}
QVariant RbSettings::deviceSettingCurGet(QString entry,QString def)
{
@ -260,12 +283,12 @@ QString RbSettings::lastTalkedFolder()
{
return userSettings->value("last_talked_folder").toString();
}
QString RbSettings::voiceLanguage()
{
return userSettings->value("voicelanguage").toString();
}
int RbSettings::wavtrimTh()
{
return userSettings->value("wavtrimthreshold",500).toInt();
@ -328,7 +351,7 @@ QStringList RbSettings::allPlatforms()
QStringList result;
devices->beginGroup("platforms");
QStringList a = devices->childKeys();
for(int i = 0; i < a.size(); i++)
for(int i = 0; i < a.size(); i++)
{
result.append(devices->value(a.at(i), "null").toString());
}
@ -341,7 +364,7 @@ QStringList RbSettings::allLanguages()
QStringList result;
devices->beginGroup("languages");
QStringList a = devices->childKeys();
for(int i = 0; i < a.size(); i++)
for(int i = 0; i < a.size(); i++)
{
result.append(devices->value(a.at(i), "null").toString());
}
@ -385,7 +408,7 @@ QString RbSettings::nameOfTargetId(int id)
}
devices->endGroup();
}
return result;
}
@ -397,7 +420,7 @@ QMap<int, QString> RbSettings::usbIdMap()
devices->beginGroup("platforms");
platforms = devices->childKeys();
devices->endGroup();
for(int i = 0; i < platforms.size(); i++)
{
devices->beginGroup("platforms");
@ -423,7 +446,7 @@ QMap<int, QString> RbSettings::usbIdErrorMap()
devices->beginGroup("platforms");
platforms = devices->childKeys();
devices->endGroup();
for(int i = 0; i < platforms.size(); i++)
{
devices->beginGroup("platforms");
@ -449,7 +472,7 @@ QMap<int, QString> RbSettings::usbIdIncompatMap()
devices->beginGroup("platforms");
platforms = devices->childKeys();
devices->endGroup();
for(int i = 0; i < platforms.size(); i++)
{
devices->beginGroup("platforms");
@ -580,7 +603,7 @@ void RbSettings::setTTSLang(QString tts, QString lang)
void RbSettings::setTTSUseSapi4(bool value)
{
userSettingsGroupSet("sapi","useSapi4",value);
}
}
void RbSettings::setEncoderPath(QString enc, QString path)
{