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Cleanup: constify get_units()

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get_units() returns a pointer to the units struct in the preferences.
Callers should not modify the preferences via this struct, therefore
make the return value point to const.

This is a small step in constifying the global preferences structure.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2018-09-02 21:21:29 +02:00 • committed by Dirk Hohndel
parent 2635673c3a
commit 2bd0c2143e
5 changed files with 9 additions and 9 deletions
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2
core/dive.h
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@ -423,7 +423,7 @@ extern struct dive_trip *clone_empty_trip(struct dive_trip *trip);
extern const struct units SI_units, IMPERIAL_units;
extern struct units xml_parsing_units;
extern struct units *get_units(void);
extern const struct units *get_units(void);
extern int run_survey, verbose, quit, force_root;
struct dive_table {