linux-kernel - [PATCH 2/7] kconfig: qconf: use QString to store path to configuration file

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Message-ID: <13623531.uLZWGnKmhe@devpool47.emlix.com>
Date: Wed, 23 Oct 2024 08:31:46 +0200
From: Rolf Eike Beer <eb@...ix.com>
To: Masahiro Yamada <masahiroy@...nel.org>
Cc: linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org
Subject:
 [PATCH 2/7] kconfig: qconf: use QString to store path to configuration file

This is the native type used by the file dialogs and avoids any hassle with
filename encoding when converting this back and forth to a character array.

Signed-off-by: Rolf Eike Beer <eb@...ix.com>
---
 scripts/kconfig/qconf.cc | 24 ++++++------------------
 scripts/kconfig/qconf.h  |  2 +-
 2 files changed, 7 insertions(+), 19 deletions(-)

diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc
index 742ca6ed289b..54640f6b29e2 100644
--- a/scripts/kconfig/qconf.cc
+++ b/scripts/kconfig/qconf.cc
@@ -1380,7 +1380,7 @@ ConfigMainWindow::ConfigMainWindow(void)
 
 	conf_set_changed_callback(conf_changed);
 
-	configname = xstrdup(conf_get_configname());
+	configname = conf_get_configname();
 
 	QAction *saveAsAction = new QAction("Save &As...", this);
 	connect(saveAsAction, &QAction::triggered,
@@ -1519,28 +1519,22 @@ ConfigMainWindow::ConfigMainWindow(void)
 void ConfigMainWindow::loadConfig(void)
 {
 	QString str;
-	QByteArray ba;
-	const char *name;
 
 	str = QFileDialog::getOpenFileName(this, "", configname);
 	if (str.isNull())
 		return;
 
-	ba = str.toLocal8Bit();
-	name = ba.data();
-
-	if (conf_read(name))
+	if (conf_read(str.toLocal8Bit().constData()))
 		QMessageBox::information(this, "qconf", "Unable to load configuration!");
 
-	free(configname);
-	configname = xstrdup(name);
+	configname = str;
 
 	ConfigList::updateListAllForAll();
 }
 
 bool ConfigMainWindow::saveConfig(void)
 {
-	if (conf_write(configname)) {
+	if (conf_write(configname.toLocal8Bit().constData())) {
 		QMessageBox::information(this, "qconf", "Unable to save configuration!");
 		return false;
 	}
@@ -1552,23 +1546,17 @@ bool ConfigMainWindow::saveConfig(void)
 void ConfigMainWindow::saveConfigAs(void)
 {
 	QString str;
-	QByteArray ba;
-	const char *name;
 
 	str = QFileDialog::getSaveFileName(this, "", configname);
 	if (str.isNull())
 		return;
 
-	ba = str.toLocal8Bit();
-	name = ba.data();
-
-	if (conf_write(name)) {
+	if (conf_write(str.toLocal8Bit().constData())) {
 		QMessageBox::information(this, "qconf", "Unable to save configuration!");
 	}
 	conf_write_autoconf(0);
 
-	free(configname);
-	configname = xstrdup(name);
+	configname = str;
 }
 
 void ConfigMainWindow::searchConfig(void)
diff --git a/scripts/kconfig/qconf.h b/scripts/kconfig/qconf.h
index 53373064d90a..aab25ece95c6 100644
--- a/scripts/kconfig/qconf.h
+++ b/scripts/kconfig/qconf.h
@@ -237,7 +237,7 @@ public slots:
 class ConfigMainWindow : public QMainWindow {
 	Q_OBJECT
 
-	char *configname;
+	QString configname;
 	static QAction *saveAction;
 	static void conf_changed(bool);
 public:
-- 
2.47.0


-- 
Rolf Eike Beer

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