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Don't use negative gas index

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This shouldn't happen, but in case we run out of gases we shouldn't use
the negative gas index (which is the error return of get_gas_idx()) for
the array. Let's fall back to the (incorrect) first gas.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Dirk Hohndel 2014-03-03 21:53:26 -08:00
parent d24d2288f3
commit 396106e307
1 changed files with 4 additions and 0 deletions
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planner.c
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@ -161,6 +161,10 @@ static int time_at_last_depth(struct dive *dive, int o2, int he, unsigned int ne
sample = &dive->dc.sample[dive->dc.samples - 1];
depth = sample->depth.mm;
gasidx = get_gasidx(dive, o2, he);
if (gasidx == -1) {
fprintf(stderr, "cannot find gas (%d/%d), using first gas\n", o2, he);
gasidx = 0;
}
while (deco_allowed_depth(tissue_tolerance, surface_pressure, dive, 1) > next_stop) {
wait++;
tissue_tolerance = add_segment(depth_to_mbar(depth, dive) / 1000.0,