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38 lines
1.0 KiB
C
38 lines
1.0 KiB
C
#ifndef _FENV_H
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#include <math/fenv.h>
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#ifndef _ISOMAC
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# include <stdbool.h>
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/* Now define the internal interfaces. */
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extern int __feclearexcept (int __excepts);
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extern int __fegetexcept (void);
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extern int __fegetexceptflag (fexcept_t *__flagp, int __excepts);
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extern int __feraiseexcept (int __excepts);
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extern int __fesetexceptflag (const fexcept_t *__flagp, int __excepts);
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extern int __fegetenv (fenv_t *__envp);
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extern int __fesetenv (const fenv_t *__envp);
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extern int __feupdateenv (const fenv_t *__envp);
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libm_hidden_proto (feraiseexcept)
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libm_hidden_proto (fegetenv)
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libm_hidden_proto (fegetround)
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libm_hidden_proto (fesetenv)
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libm_hidden_proto (fesetround)
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libm_hidden_proto (feholdexcept)
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libm_hidden_proto (feupdateenv)
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libm_hidden_proto (fetestexcept)
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libm_hidden_proto (feclearexcept)
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/* Rounding mode context. This allows functions to set/restore rounding mode
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only when the desired rounding mode is different from the current rounding
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mode. */
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struct rm_ctx
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{
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fenv_t env;
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bool updated_status;
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};
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#endif
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#endif
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