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| author | Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com> | 2016-07-15 18:09:24 +0200 |
|---|---|---|
| committer | Lars Knoll <lars.knoll@qt.io> | 2016-08-10 15:42:29 +0000 |
| commit | 0eff800e81f3e7f803dffd77737faaed73002ac8 (patch) | |
| tree | af34639c0caf41335c9d7359549f83cfe9ca6380 /qmake/doc | |
| parent | 62838f07d4e4e8ae578801167b11e02480d34daa (diff) | |
add support for returning the command's exit status to $$system()
... and make use of it in qtRunLoggedCommand().
Change-Id: I242dfde344f555800cef1f55d3cb85418a93277f
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Diffstat (limited to 'qmake/doc')
| -rw-r--r-- | qmake/doc/src/qmake-manual.qdoc | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/qmake/doc/src/qmake-manual.qdoc b/qmake/doc/src/qmake-manual.qdoc index 38e80f7a2d..68538cabe3 100644 --- a/qmake/doc/src/qmake-manual.qdoc +++ b/qmake/doc/src/qmake-manual.qdoc @@ -3138,7 +3138,7 @@ See also \l{fn_size}{size()}. - \section2 system(command[, mode]) + \section2 system(command[, mode[, stsvar]]) You can use this variant of the \c system function to obtain stdout from the command and assign it to a variable. @@ -3147,6 +3147,11 @@ \snippet code/doc_src_qmake-manual.pro 72 + If you pass \c stsvar, the command's exit status will be stored in that + variable. If the command crashes, the status will be -1, otherwise a + non-negative exit code of the command's choosing. Usually, comparing + the status with zero (success) is sufficient. + See also the test variant of \l{system(command)}{system()}. \section2 system_path(path) |