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Cleanup

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This commit is contained in:
Justin Ethier 2021-07-23 15:45:08 -04:00
parent 68adb4c611
commit d99d4a9459
1 changed files with 11 additions and 4 deletions
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15
runtime.c
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@ -8389,10 +8389,12 @@ void init_polyfills(void)
#endif #endif
} }
// TODO: rename this and integrate with corresponding functions in (scheme base) /**
// WIP - testing numerator/denominator computation * Code from https://stackoverflow.com/a/51142807/101258
// Code from https://stackoverflow.com/a/51142807/101258 * to take a double and compute its numerator and denominator,
// Return error flag * which are returned using the given pointers.
* An error flag is directly returned.
*/
int num2ratio(double x, double *numerator, double *denominator) { int num2ratio(double x, double *numerator, double *denominator) {
if (!isfinite(x)) { if (!isfinite(x)) {
*numerator = *denominator = 0.0; *numerator = *denominator = 0.0;
@ -8426,6 +8428,11 @@ int num2ratio(double x, double *numerator, double *denominator) {
return 0; return 0;
} }
/**
* Receive a Scheme number and pass requested portion of a rational number to
* the continuation `cont`. Pass numerator if `numerator` is true, else the
* denominator is passed.
*/
void Cyc_get_ratio(void *data, object cont, object n, int numerator) void Cyc_get_ratio(void *data, object cont, object n, int numerator)
{ {
double d = 0.0; double d = 0.0;