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| author | Samuel Gaist <samuel.gaist@idiap.ch> | 2018-11-15 23:29:32 +0100 |
|---|---|---|
| committer | Samuel Gaist <samuel.gaist@idiap.ch> | 2018-11-16 12:19:19 +0000 |
| commit | b6a5aff9b7781fb98529e9a4beab0c2f43ac55fe (patch) | |
| tree | 62740ef2914f09ff5421aa79439907e8211c3247 | |
| parent | 113e24a5aabe6917b7f3d65f342bb5fff9bc3b08 (diff) | |
| download | qtdoc-b6a5aff9b7781fb98529e9a4beab0c2f43ac55fe.tar.gz | |
Improve the exception safety code sample
This patch improves the code by showing better handling of the exit
code.
Change-Id: I10f44a93fe342bfd998b717f71ad16216e921d7b
Fixes: QTBUG-71587
Reviewed-by: Topi Reiniö <topi.reinio@qt.io>
| -rw-r--r-- | doc/src/howtos/exceptionsafety.qdoc | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/doc/src/howtos/exceptionsafety.qdoc b/doc/src/howtos/exceptionsafety.qdoc index 0eb674c2..461f275e 100644 --- a/doc/src/howtos/exceptionsafety.qdoc +++ b/doc/src/howtos/exceptionsafety.qdoc @@ -116,13 +116,15 @@ QApplication app(argc, argv); ... try { - app.exec(); + int ret = app.exec(); } catch (const std::bad_alloc &) { // clean up here, e.g. save the session // and close all config files. - return 0; // exit the application + return EXIT_FAILURE; // exit the application } + ... + return ret; \endcode After an exception is thrown, the connection to the windowing server |