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Introduce helper function empty_string()

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There are ca. 50 constructs of the kind
  same_string(s, "")
to test for empty or null strings. Replace them by the new helper
function empty_string().

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2018-01-07 11:12:48 +01:00 • committed by Lubomir I. Ivanov
parent 86ef9fce75
commit e85ecdd925
21 changed files with 53 additions and 48 deletions
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2
desktop-widgets/locationinformation.cpp
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@ -186,7 +186,7 @@ void LocationInformationWidget::acceptChanges()
// if the user entered a different contriy, first update the taxonomy
// for the displayed dive site; this below will get copied into the currentDs
if (!same_string(uiString, taxonomy_get_country(&displayed_dive_site.taxonomy)) &&
!same_string(uiString, ""))
!empty_string(uiString))
taxonomy_set_country(&displayed_dive_site.taxonomy, uiString, taxonomy_origin::GEOMANUAL);
else
free(uiString);