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Make round() fallback portable to systems that do have round()

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Makes compiling without HAVE_ROUND on systems that do have it work.
This commit is contained in:
Behdad Esfahbod 2018-06-26 18:00:58 -04:00
parent 7db2e9ea38
commit 01dff1ea1a
1 changed files with 2 additions and 1 deletions
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3
src/hb-private.hh
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@ -1228,13 +1228,14 @@ struct hb_bytes_t
/* fallback for round() */ /* fallback for round() */
#if !defined (HAVE_ROUND) && !defined (HAVE_DECL_ROUND) #if !defined (HAVE_ROUND) && !defined (HAVE_DECL_ROUND)
static inline double static inline double
round (double x) _hb_round (double x)
{ {
if (x >= 0) if (x >= 0)
return floor (x + 0.5); return floor (x + 0.5);
else else
return ceil (x - 0.5); return ceil (x - 0.5);
} }
#define round(x) _hb_round(x)
#endif #endif