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2de413db32
More macro updates from the pa_autoconf library. Signed-off-by: H. Peter Anvin (Intel) <hpa@zytor.com>
14 lines
613 B
Plaintext
14 lines
613 B
Plaintext
dnl --------------------------------------------------------------------------
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dnl PA_CSYM(prefix, string)
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dnl
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dnl Convert a (semi-) arbitrary string to a CPP symbol
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dnl Convert non-C characters to underscore, except + which is converted
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dnl to X (so C++ -> CXX). Unlike PA_SYM(), do not compact multiple
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dnl underscores.
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dnl --------------------------------------------------------------------------
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AC_DEFUN([PA_CSYM],
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[m4_bpatsubsts(m4_quote(m4_toupper(m4_normalize([$*]))),
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[[ ]+],[],[\+],[X],[^\(.\)\([0123456789].*\)$],[[[\1_\2]]],
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[[^ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_]],[_],
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[^._\(.*\)_.$],[[[\1]]])])
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