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Tolerate lack of C99 in MSVC.

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This commit is contained in:
James Turner 2013-01-23 16:01:46 +01:00
parent 5b92575ed3
commit 94a6cb2cff
1 changed files with 2 additions and 1 deletions
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3
simgear/nasal/mathlib.c
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@ -120,6 +120,7 @@ static naRef f_clamp(naContext c, naRef me, int argc, naRef* args)
static naRef f_periodic(naContext c, naRef me, int argc, naRef* args) static naRef f_periodic(naContext c, naRef me, int argc, naRef* args)
{ {
double range;
naRef a = naNumValue(argc > 0 ? args[0] : naNil()); naRef a = naNumValue(argc > 0 ? args[0] : naNil());
naRef b = naNumValue(argc > 1 ? args[1] : naNil()); naRef b = naNumValue(argc > 1 ? args[1] : naNil());
naRef x = naNumValue(argc > 2 ? args[2] : naNil()); naRef x = naNumValue(argc > 2 ? args[2] : naNil());
@ -127,7 +128,7 @@ static naRef f_periodic(naContext c, naRef me, int argc, naRef* args)
if(naIsNil(a) || naIsNil(b) || naIsNil(x)) if(naIsNil(a) || naIsNil(b) || naIsNil(x))
naRuntimeError(c, "non numeric arguments to periodic()"); naRuntimeError(c, "non numeric arguments to periodic()");
double range = b.num - a.num; range = b.num - a.num;
x.num = x.num - range*floor((x.num - a.num)/range); x.num = x.num - range*floor((x.num - a.num)/range);
// two security checks that can only happen due to roundoff // two security checks that can only happen due to roundoff
if (x.num <= a.num) if (x.num <= a.num)