FGFS-4.1/simgear
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Console handling: VS2015 seems to only work with redirection when both stdout and stderr are redirected; so show a message box error when redirecting only one stream.

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This commit is contained in:
Richard Harrison 2016-10-02 02:29:13 +02:00
parent 1711592e64
commit 906813c90b
1 changed files with 6 additions and 9 deletions
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15
simgear/debug/logstream.cxx
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@ -260,13 +260,10 @@ public:
* to disappear)
*/
if (m_stdout_isRedirectedAlready){
if (!m_stderr_isRedirectedAlready)
*stderr = *_fdopen(_open_osfhandle((intptr_t) GetStdHandle(STD_OUTPUT_HANDLE), _O_WRONLY), "a");
else
*stderr = *_fdopen(_open_osfhandle((intptr_t) GetStdHandle(STD_ERROR_HANDLE), _O_WRONLY), "a");
*stdout = *_fdopen(_open_osfhandle((intptr_t) GetStdHandle(STD_OUTPUT_HANDLE), _O_WRONLY), "a");
if (!m_stderr_isRedirectedAlready) {
MessageBox(0, "Redirection only works when you use 2>&1 before using > or |\r\n(e.g. fgfs 2>&1 | more)", "Simgear Error", MB_OK | MB_ICONERROR);
exit(3);
}
} else {
/*
* Attempt to attach to the console process of the parent process; when launched from cmd.exe this should be the console,
@ -283,13 +280,13 @@ public:
if (!m_stdout_isRedirectedAlready)
{
stdout_isNull = true;
freopen("NUL$", "w", stdout);
freopen("NUL", "w", stdout);
}
if (!m_stderr_isRedirectedAlready)
{
stderr_isNull = true;
freopen("NUL$", "w", stderr);
freopen("NUL", "w", stderr);
}
}
/*