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Re: [Help-glpk] determine reason why search is terminated

From: Andrew Makhorin
Subject: Re: [Help-glpk] determine reason why search is terminated
Date: Thu, 16 Feb 2012 09:48:43 +0300

> Is there a simple way to determine if an optimization run using glpsol
> was terminated because the relative MIP gap tolerance was reached or
> because the time limit was exceeded?

No. In both cases glpsol returns EXIT_SUCCESS.

(BTW, the C standard defines only two values returned by main:
EXIT_SUCCESS and EXIT_FAILURE. The GNU Coding Standards also recommend
not to use exit codes other than 0 and 1.)

> I can use terminal capture then read the text file but would prefer to
> use the exit code.

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