|Bill Allombert on Tue, 10 Sep 2002 21:14:02 +0200|
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|Re: stderr not consistently colored|
On Tue, Sep 10, 2002 at 03:39:21PM +0200, Karim BELABAS wrote: > On Tue, 10 Sep 2002, Bill Allombert wrote: > > ? \g4 > > ? default(colors,"1, 5, 3, 5, 6, 2, 3") > > colors = "1, 5, 3, 5, 6, 2, 3" > > ? factor(2^64+1,0) > [...] > > IFAC is not consistently colored. > > Nice. On Solaris, I see nothing [ my Linux box is down, can't check ] Try gp 2>&1 | tee gp-err and check the escape code. > >From the code, it's a buffering issue, with a kind of race condition between > stdout and stderr: the terminal reset code is written to stdout, but factor() > starts writing to stderr (possibly) before stdout is flushed. > > So I can > > 1) either reset stderr also [ a bit stupid since it shouldn't have been > altered during the input loop (the error recovery code would restore it) ] > > 2) or flush stdout after the input loop. > > I've chosen 2). Can you try the following patch ? This seems to work perfectly. Thanks! Bill. PS: Is there a way to change stderr color inside GP?