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	is_case.sh - libgrapheme - unicode string library
	git clone git://git.suckless.org/libgrapheme
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	---
	is_case.sh (1563B)
	---
	1 if [ "$ENCODING" = "utf8" ]; then
	2 UNIT="byte"
	3 ARRAYTYPE="UTF-8-encoded string"
	4 SUFFIX="_utf8"
	5 ANTISUFFIX=""
	6 DATATYPE="char"
	7 else
	8 UNIT="codepoint"
	9 ARRAYTYPE="codepoint array"
	10 SUFFIX=""
	11 ANTISUFFIX="_utf8"
	12 DATATYPE="uint_least32_t"
	13 fi
	14
	15 cat << EOF
	16 .Dd ${MAN_DATE}
	17 .Dt GRAPHEME_IS_$(printf "%s%s" "$CASE" "$SUFFIX" \| tr [:lower:] [:upper…
	18 .Os suckless.org
	19 .Sh NAME
	20 .Nm grapheme_is_${CASE}${SUFFIX}
	21 .Nd check if ${ARRAYTYPE} is ${CASE}
	22 .Sh SYNOPSIS
	23 .In grapheme.h
	24 .Ft size_t
	25 .Fn grapheme_is_${CASE}${SUFFIX} "const ${DATATYPE} *str" "size_t len" "…
	26 .Sh DESCRIPTION
	27 The
	28 .Fn grapheme_is_${CASE}${SUFFIX}
	29 function checks if the ${ARRAYTYPE}
	30 .Va str
	31 is ${CASE} and writes the length of the matching ${CASE}-sequence to the…
	32 .Va caselen ,
	33 unless
	34 .Va caselen
	35 is set to
	36 .Dv NULL .
	37 .Pp
	38 If
	39 .Va len
	40 is set to
	41 .Dv SIZE_MAX
	42 (stdint.h is already included by grapheme.h) the ${ARRAYTYPE}
	43 .Va src
	44 is interpreted to be NUL-terminated and processing stops when a
	45 NUL-byte is encountered.
	46 .Pp
	47 For $(if [ "$ENCODING" != "utf8" ]; then printf "UTF-8-encoded"; else pr…
	48 .Xr grapheme_is_${CASE}${ANTISUFFIX} 3
	49 can be used instead.
	50 .Sh RETURN VALUES
	51 The
	52 .Fn grapheme_is_${CASE}${SUFFIX}
	53 function returns
	54 .Dv true
	55 if the ${ARRAYTYPE}
	56 .Va str
	57 is ${CASE}, otherwise
	58 .Dv false .
	59 .Sh SEE ALSO
	60 .Xr grapheme_is_${CASE}${ANTISUFFIX} 3 ,
	61 .Xr libgrapheme 7
	62 .Sh STANDARDS
	63 .Fn grapheme_is_${CASE}${SUFFIX}
	64 is compliant with the Unicode ${UNICODE_VERSION} specification.
	65 .Sh AUTHORS
	66 .An Laslo Hunhold Aq Mt [email protected]
	67 EOF