Mercurial > gnulib
view lib/memcmp2.h @ 40189:3ba41edecde6
progreloc: Speed up executable lookup on various platforms.
* lib/progreloc.c: Include <errno.h>.
(safe_read, full_read): New functions.
(find_executable): On GNU/kFreeBSD, FreeBSD, DragonFly, NetBSD, Solaris,
prefer the information from the /proc file system to a PATH search.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Tue, 19 Feb 2019 21:42:54 +0100 |
parents | b06060465f09 |
children |
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/* Compare two memory areas with possibly different lengths. Copyright (C) 2009-2019 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this program. If not, see <https://www.gnu.org/licenses/>. */ #ifndef MEMCMP2_H #define MEMCMP2_H #include <stddef.h> #ifdef __cplusplus extern "C" { #endif /* Compare the memory regions S1 = [s1..s1+N1-1], S2 = [s2..s2+n2-1], lexicographically. This function's result is locale independent, unlike memcoll()'s. Return a negative number if S1 < S2, a positive number if S1 > S2, or 0 if S1 and S2 have the same contents. */ extern int memcmp2 (const char *s1, size_t n1, const char *s2, size_t n2) _GL_ATTRIBUTE_PURE; #ifdef __cplusplus } #endif #endif /* MEMCMP2_H */