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Bug 673383 - Output stdout in regular command line on Windows. r=ted

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This commit is contained in:
Alexandre Poirot 2012-04-28 11:04:36 -04:00
parent 0befee6bf6
commit e6abaf3f94
1 changed files with 15 additions and 0 deletions
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15
toolkit/xre/nsNativeAppSupportWin.cpp
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@ -366,6 +366,21 @@ NS_IMPL_RELEASE_INHERITED(nsNativeAppSupportWin, nsNativeAppSupportBase)
void
nsNativeAppSupportWin::CheckConsole() {
// Try to attach console to the parent process.
// It will succeed when the parent process is a command line,
// so that stdio will be displayed in it.
if (AttachConsole(ATTACH_PARENT_PROCESS)) {
// Change std handles to refer to new console handles.
// Before doing so, ensure that stdout/stderr haven't been redirected to a valid file
if (_fileno(stdout) == -1 || _get_osfhandle(fileno(stdout)) == -1)
freopen("CONOUT$", "w", stdout);
if (_fileno(stderr) == -1 || _get_osfhandle(fileno(stderr)) == -1)
freopen("CONERR$", "w", stderr);
if (_fileno(stdin) == -1 || _get_osfhandle(fileno(stdin)) == -1)
freopen("CONIN$", "r", stdin);
return;
}
for ( int i = 1; i < gArgc; i++ ) {
if ( strcmp( "-console", gArgv[i] ) == 0
||