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https://git.code.sf.net/p/mingw-w64/mingw-w64
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8a67ab4541
Also replace 'This file is a part of' by 'This file is part of' for consistency git-svn-id: svn+ssh://svn.code.sf.net/p/mingw-w64/code/trunk@5147 4407c894-4637-0410-b4f5-ada5f102cad1
77 lines
1.5 KiB
C
77 lines
1.5 KiB
C
/**
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* This file has no copyright assigned and is placed in the Public Domain.
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* This file is part of the mingw-w64 runtime package.
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* No warranty is given; refer to the file DISCLAIMER.PD within this package.
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*/
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#include <internal.h>
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#include <math.h>
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#include <stdio.h>
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typedef int (__cdecl *fUserMathErr)(struct _exception *);
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static fUserMathErr stUserMathErr;
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void __mingw_raise_matherr (int typ, const char *name, double a1, double a2,
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double rslt)
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{
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struct _exception ex;
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if (!stUserMathErr)
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return;
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ex.type = typ;
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ex.name = (char*)name;
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ex.arg1 = a1;
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ex.arg2 = a2;
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ex.retval = rslt;
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(*stUserMathErr)(&ex);
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}
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#undef __setusermatherr
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void __mingw_setusermatherr (int (__cdecl *f)(struct _exception *))
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{
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stUserMathErr = f;
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__setusermatherr (f);
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}
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int __CRTDECL
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_matherr (struct _exception *pexcept)
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{
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const char * type;
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switch(pexcept->type)
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{
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case _DOMAIN:
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type = "Argument domain error (DOMAIN)";
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break;
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case _SING:
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type = "Argument singularity (SIGN)";
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break;
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case _OVERFLOW:
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type = "Overflow range error (OVERFLOW)";
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break;
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case _PLOSS:
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type = "Partial loss of significance (PLOSS)";
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break;
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case _TLOSS:
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type = "Total loss of significance (TLOSS)";
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break;
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case _UNDERFLOW:
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type = "The result is too small to be represented (UNDERFLOW)";
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break;
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default:
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type = "Unknown error";
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break;
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}
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__mingw_fprintf (stderr, "_matherr(): %s in %s(%g, %g) (retval=%g)\n",
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type, pexcept->name, pexcept->arg1, pexcept->arg2, pexcept->retval);
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return 0;
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}
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