OpenWrt – Blame information for rev 1
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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1 | office | 1 | --- a/configure.ac |
| 2 | +++ b/configure.ac |
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| 3 | @@ -43,12 +43,6 @@ |
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| 4 | AC_FUNC_MALLOC |
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| 5 | AC_FUNC_REALLOC |
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| 6 | AC_CHECK_FUNCS(strcasecmp strdup strerror snprintf vsnprintf vasprintf open vsyslog strncasecmp setlocale) |
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| 7 | -AC_CHECK_DECLS([INFINITY], [], [], [[#include <math.h>]]) |
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| 8 | -AC_CHECK_DECLS([nan], [], [], [[#include <math.h>]]) |
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| 9 | -AC_CHECK_DECLS([isnan], [], [], [[#include <math.h>]]) |
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| 10 | -AC_CHECK_DECLS([isinf], [], [], [[#include <math.h>]]) |
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| 11 | -AC_CHECK_DECLS([_isnan], [], [], [[#include <float.h>]]) |
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| 12 | -AC_CHECK_DECLS([_finite], [], [], [[#include <float.h>]]) |
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| 13 | |||
| 14 | #check if .section.gnu.warning accepts long strings (for __warn_references) |
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| 15 | AC_LANG_PUSH([C]) |
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| 16 | --- a/math_compat.h |
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| 17 | +++ b/math_compat.h |
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| 18 | @@ -1,28 +1,9 @@ |
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| 19 | #ifndef __math_compat_h |
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| 20 | #define __math_compat_h |
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| 21 | |||
| 22 | -/* Define isnan and isinf on Windows/MSVC */ |
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| 23 | - |
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| 24 | -#ifndef HAVE_DECL_ISNAN |
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| 25 | -# ifdef HAVE_DECL__ISNAN |
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| 26 | -#include <float.h> |
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| 27 | -#define isnan(x) _isnan(x) |
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| 28 | -# endif |
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| 29 | -#endif |
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| 30 | - |
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| 31 | -#ifndef HAVE_DECL_ISINF |
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| 32 | -# ifdef HAVE_DECL__FINITE |
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| 33 | -#include <float.h> |
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| 34 | -#define isinf(x) (!_finite(x)) |
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| 35 | -# endif |
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| 36 | -#endif |
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| 37 | - |
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| 38 | -#ifndef HAVE_DECL_NAN |
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| 39 | -#error This platform does not have nan() |
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| 40 | -#endif |
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| 41 | - |
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| 42 | -#ifndef HAVE_DECL_INFINITY |
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| 43 | -#error This platform does not have INFINITY |
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| 44 | -#endif |
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| 45 | +#undef isnan |
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| 46 | +#define isnan(x) __builtin_isnan(x) |
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| 47 | +#undef isinf |
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| 48 | +#define isinf(x) __builtin_isinf(x) |
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| 49 | |||
| 50 | #endif |