52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
/* Declarations for wide characters */
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/* This file must be included last because the redefinition of wchar_t may
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cause conflicts when system include files were included after it. */
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#include "../defines.h" /* for ENABLE_WIDECHAR */
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#ifdef ENABLE_WIDECHAR
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# include <wchar.h>
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# include <wctype.h>
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#if 0 /* for testing on platforms without built-in wide character support */
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# include <libutf8.h>
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#endif
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#if 1
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/* explicit prototypes, since sometimes <wchar.h> does not give them */
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extern int wcwidth (wchar_t c); /* old: wint_t c */
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extern int wcswidth (const wchar_t *s, size_t n);
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extern size_t wcslen (const wchar_t *s);
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extern wchar_t *wcsdup (const wchar_t *s);
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#endif
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#else
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# include <ctype.h>
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/* Fallback for types */
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# define wchar_t char
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# define wint_t int
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# define WEOF EOF
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/* Fallback for input operations */
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# define fgetwc fgetc
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# define getwc getc
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# define getwchar getchar
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# define fgetws fgets
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/* Fallback for output operations */
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# define fputwc fputc
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# define putwc putc
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# define putwchar putchar
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# define fputws fputs
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/* Fallback for character classification */
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# define iswgraph isgraph
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# define iswprint isprint
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# define iswspace isspace
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/* Fallback for string functions */
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# define wcschr strchr
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# define wcsdup strdup
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# define wcslen strlen
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# define wcwidth(c) 1
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#endif
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