зеркало из https://github.com/mozilla/gecko-dev.git
Changed js_strtod and js_strtointeger APIs to fix bugs 123565, 123874, 122877, 122882, 123560, and 77391. Added comments.
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@ -140,11 +140,27 @@ js_ValueToUint16(JSContext *cx, jsval v, uint16 *ip);
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extern jsdouble
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extern jsdouble
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js_DoubleToInteger(jsdouble d);
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js_DoubleToInteger(jsdouble d);
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/*
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* Similar to strtod except that replaces overflows with infinities of the correct
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* sign and underflows with zeros of the correct sign. Guaranteed to return the
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* closest double number to the given input in dp.
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* Also allows inputs of the form [+|-]Infinity, which produce an infinity of the
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* appropriate sign. The case of the "Infinity" string must match.
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* If the string does not have a number in it, set *ep to s and return 0.0 in dp.
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* Return false if out of memory.
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*/
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extern JSBool
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extern JSBool
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js_strtod(const jschar *s, jschar **ep, jsdouble *dp);
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js_strtod(JSContext *cx, const jschar *s, const jschar **ep, jsdouble *dp);
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/*
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* Similar to strtol except that handles integers of arbitrary size. Guaranteed to
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* return the closest double number to the given input when radix is 10 or a power of 2.
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* May experience roundoff errors for very large numbers of a different radix.
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* If the string does not have a number in it, set *ep to s and return 0.0 in dp.
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* Return false if out of memory.
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*/
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extern JSBool
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extern JSBool
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js_strtol(const jschar *s, jschar **ep, jsint radix, jsdouble *dp);
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js_strtointeger(JSContext *cx, const jschar *s, const jschar **ep, jsint radix, jsdouble *dp);
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PR_END_EXTERN_C
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PR_END_EXTERN_C
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