diff options
| -rw-r--r-- | src/corelib/io/qtemporaryfile.cpp | 7 | ||||
| -rw-r--r-- | tests/auto/corelib/io/qtemporaryfile/tst_qtemporaryfile.cpp | 4 |
2 files changed, 5 insertions, 6 deletions
diff --git a/src/corelib/io/qtemporaryfile.cpp b/src/corelib/io/qtemporaryfile.cpp index 8a99873fee..efab2a30ff 100644 --- a/src/corelib/io/qtemporaryfile.cpp +++ b/src/corelib/io/qtemporaryfile.cpp @@ -42,6 +42,7 @@ #ifndef QT_NO_TEMPORARYFILE #include "qplatformdefs.h" +#include "qrandom.h" #include "private/qtemporaryfile_p.h" #include "private/qfile_p.h" #include "private/qsystemerror_p.h" @@ -131,15 +132,17 @@ static bool createFileFromTemplate(NativeFileHandle &file, Char *rIter = placeholderEnd; #if defined(QT_BUILD_CORE_LIB) + // don't consume more than half of the template with the PID + Char *pidStart = placeholderEnd - (placeholderEnd - placeholderStart) / 2; quint64 pid = quint64(QCoreApplication::applicationPid()); do { *--rIter = Latin1Char((pid % 10) + '0'); pid /= 10; - } while (rIter != placeholderStart && pid != 0); + } while (rIter != pidStart && pid != 0); #endif while (rIter != placeholderStart) { - char ch = char((qrand() & 0xffff) % (26 + 26)); + char ch = char(QRandomGenerator::bounded(26 + 26)); if (ch < 26) *--rIter = Latin1Char(ch + 'A'); else diff --git a/tests/auto/corelib/io/qtemporaryfile/tst_qtemporaryfile.cpp b/tests/auto/corelib/io/qtemporaryfile/tst_qtemporaryfile.cpp index 59cd3a8411..17bcde4992 100644 --- a/tests/auto/corelib/io/qtemporaryfile/tst_qtemporaryfile.cpp +++ b/tests/auto/corelib/io/qtemporaryfile/tst_qtemporaryfile.cpp @@ -866,8 +866,6 @@ void tst_QTemporaryFile::guaranteeUnique() // First pass. See which filename QTemporaryFile will try first. { - // Fix the random seed. - qsrand(1135); QTemporaryFile tmpFile("testFile1.XXXXXX"); tmpFile.open(); takenFileName = tmpFile.fileName(); @@ -881,8 +879,6 @@ void tst_QTemporaryFile::guaranteeUnique() // Second pass, now we have blocked its first attempt with a directory. { - // Fix the random seed. - qsrand(1135); QTemporaryFile tmpFile("testFile1.XXXXXX"); QVERIFY(tmpFile.open()); QString uniqueFileName = tmpFile.fileName(); |