2fcf520184
Often, a pointer is more useful than a length when calling these. Link: <https://docs.oracle.com/cd/E86824_01/html/E54769/strrspn-3gen.html> Signed-off-by: Alejandro Colomar <alx@kernel.org>
28 lines
894 B
C
28 lines
894 B
C
// SPDX-FileCopyrightText: 2024, Alejandro Colomar <alx@kernel.org>
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// SPDX-License-Identifier: BSD-3-Clause
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#ifndef SHADOW_INCLUDE_LIB_STRING_STRCHR_STPCSPN_H_
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#define SHADOW_INCLUDE_LIB_STRING_STRCHR_STPCSPN_H_
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#include <config.h>
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#include <string.h>
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#include "attr.h"
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// Similar to strcspn(3), but return a pointer instead of an offset.
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// Similar to strchrnul(3), but search for several delimiters.
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// Similar to strpbrk(3), but return 's + strlen(s)' if not found.
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#define stpcspn(s, reject) \
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({ \
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__auto_type s_ = s; \
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\
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s_ + strcspn(s_, reject); \
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})
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#endif // include guard
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