mirror of
git://git.musl-libc.org/musl
synced 2025-01-30 02:22:43 +00:00
7e14ed1360
issue reported by nsz, but it's actually not just pedantic. the functions can take input of any arithmetic type, including floating point, and the behavior needs to be as if the conversion implicit in the function call took place.
57 lines
1.3 KiB
C
57 lines
1.3 KiB
C
#ifndef _CTYPE_H
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#define _CTYPE_H
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int isalnum(int);
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int isalpha(int);
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int isblank(int);
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int iscntrl(int);
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int isdigit(int);
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int isgraph(int);
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int islower(int);
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int isprint(int);
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int ispunct(int);
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int isspace(int);
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int isupper(int);
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int isxdigit(int);
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int tolower(int);
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int toupper(int);
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#define isalpha(a) ((((unsigned)(a)|32)-'a') < 26)
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#define isdigit(a) (((unsigned)(a)-'0') < 10)
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#define islower(a) (((unsigned)(a)-'a') < 26)
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#define isupper(a) (((unsigned)(a)-'A') < 26)
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#define isprint(a) (((unsigned)(a)-0x20) < 0x5f)
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#define isgraph(a) (((unsigned)(a)-0x21) < 0x5e)
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#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
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|| defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE)
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#define __NEED_locale_t
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#include <bits/alltypes.h>
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int isalnum_l(int, locale_t);
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int isalpha_l(int, locale_t);
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int isblank_l(int, locale_t);
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int iscntrl_l(int, locale_t);
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int isdigit_l(int, locale_t);
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int isgraph_l(int, locale_t);
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int islower_l(int, locale_t);
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int isprint_l(int, locale_t);
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int ispunct_l(int, locale_t);
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int isspace_l(int, locale_t);
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int isupper_l(int, locale_t);
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int isxdigit_l(int, locale_t);
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int tolower_l(int, locale_t);
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int toupper_l(int, locale_t);
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int isascii(int);
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int toascii(int);
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#define _tolower(a) ((a)|0x20)
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#define _toupper(a) ((a)&0x5f)
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#endif
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#endif
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