2019-01-14 14:31:49 +01:00
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//----------------------------------------------------------------------------//
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// GNU GPL OS/K //
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// //
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// Authors: spectral` //
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// NeoX //
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// //
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// Desc: Conversion utilities - atoi family //
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//----------------------------------------------------------------------------//
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#include <kaleid.h>
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//
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// String to integer
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// Do not change errno
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//
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#define _ATOI_IMPL(_Name, _Type, _Func) \
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_Type _Name(const char *str) { \
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2019-01-14 23:16:26 +01:00
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__get_errno(old); \
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2019-01-14 14:31:49 +01:00
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_Type ret = (_Type)_Func(str, NULL, 0); \
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2019-01-14 23:16:26 +01:00
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__set_errno(old); \
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2019-01-14 14:31:49 +01:00
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return ret; \
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}
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// ISO C does not allow extra ‘;’ outside of a function
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#if defined(_NEED_ATOI)
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_ATOI_IMPL(atoi, int, strtol)
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#elif defined(_NEED_ATOL)
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_ATOI_IMPL(atol, long, strtol)
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#elif defined(_NEED_ATOU)
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_ATOI_IMPL(atou, uint, strtoul)
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#elif defined(_NEED_ATOUL)
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_ATOI_IMPL(atoul, ulong, strtoul)
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#else
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#error "What am I supposed to declare?"
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#endif
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