diff options
Diffstat (limited to 'src/corelib/global/qglobal.cpp')
-rw-r--r-- | src/corelib/global/qglobal.cpp | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/src/corelib/global/qglobal.cpp b/src/corelib/global/qglobal.cpp index d197688316..37cc40f577 100644 --- a/src/corelib/global/qglobal.cpp +++ b/src/corelib/global/qglobal.cpp @@ -2212,10 +2212,19 @@ static bool readEtcFile(QUnixOSVersion &v, const char *filename, return true; } -static bool readEtcOsRelease(QUnixOSVersion &v) +static bool readOsRelease(QUnixOSVersion &v) { - return readEtcFile(v, "/etc/os-release", QByteArrayLiteral("ID="), - QByteArrayLiteral("VERSION_ID="), QByteArrayLiteral("PRETTY_NAME=")); + QByteArray id = QByteArrayLiteral("ID="); + QByteArray versionId = QByteArrayLiteral("VERSION_ID="); + QByteArray prettyName = QByteArrayLiteral("PRETTY_NAME="); + + // man os-release(5) says: + // The file /etc/os-release takes precedence over /usr/lib/os-release. + // Applications should check for the former, and exclusively use its data + // if it exists, and only fall back to /usr/lib/os-release if it is + // missing. + return readEtcFile(v, "/etc/os-release", id, versionId, prettyName) || + readEtcFile(v, "/usr/lib/os-release", id, versionId, prettyName); } static bool readEtcLsbRelease(QUnixOSVersion &v) @@ -2297,7 +2306,7 @@ static bool readEtcDebianVersion(QUnixOSVersion &v) static bool findUnixOsVersion(QUnixOSVersion &v) { - if (readEtcOsRelease(v)) + if (readOsRelease(v)) return true; if (readEtcLsbRelease(v)) return true; |