38 lines
783 B
C
38 lines
783 B
C
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#include <stdlib.h>
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#include "shgetc.h"
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#include "floatscan.h"
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#include "stdio_impl.h"
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static long double strtox(const char *s, char **p, int prec)
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{
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FILE f;
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sh_fromstring(&f, s);
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shlim(&f, 0);
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long double y = __floatscan(&f, prec, 1);
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off_t cnt = shcnt(&f);
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if (p) *p = cnt ? (char *)s + cnt : (char *)s;
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return y;
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}
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float strtof(const char *restrict s, char **restrict p)
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{
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return strtox(s, p, 0);
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}
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double strtod(const char *restrict s, char **restrict p)
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{
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return strtox(s, p, 1);
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}
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long double strtold(const char *restrict s, char **restrict p)
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{
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return strtox(s, p, 2);
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}
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weak_alias(strtof, strtof_l);
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weak_alias(strtod, strtod_l);
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weak_alias(strtold, strtold_l);
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weak_alias(strtof, __strtof_l);
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weak_alias(strtod, __strtod_l);
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weak_alias(strtold, __strtold_l);
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