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32 lines
744 B
C
32 lines
744 B
C
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///////////////////////////////////////////////////////////////////////////////
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//
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/// \file tuklib_mstr_fw.c
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/// \brief Get the field width for printf() e.g. to align table columns
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//
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// Author: Lasse Collin
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//
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// This file has been put into the public domain.
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// You can do whatever you want with this file.
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//
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///////////////////////////////////////////////////////////////////////////////
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#include "tuklib_mbstr.h"
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extern int
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tuklib_mbstr_fw(const char *str, int columns_min)
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{
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size_t len;
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const size_t width = tuklib_mbstr_width(str, &len);
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if (width == (size_t)-1)
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return -1;
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if (width > (size_t)columns_min)
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return 0;
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if (width < (size_t)columns_min)
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len += (size_t)columns_min - width;
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return len;
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}
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