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Diffstat (limited to 'REORG.TODO/string/memccpy.c')
-rw-r--r-- | REORG.TODO/string/memccpy.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/REORG.TODO/string/memccpy.c b/REORG.TODO/string/memccpy.c new file mode 100644 index 0000000000..605a453a69 --- /dev/null +++ b/REORG.TODO/string/memccpy.c @@ -0,0 +1,42 @@ +/* Copyright (C) 1991-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library 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 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <string.h> + +#undef __memccpy +#undef memccpy + +#ifdef MEMCCPY +# define __memccpy MEMCCPY +#endif + +/* Copy no more than N bytes of SRC to DEST, stopping when C is found. + Return the position in DEST one byte past where C was copied, or + NULL if C was not found in the first N bytes of SRC. */ +void * +__memccpy (void *dest, const void *src, int c, size_t n) +{ + void *p = memchr (src, c, n); + + if (p != NULL) + return __mempcpy (dest, src, p - src + 1); + + memcpy (dest, src, n); + return NULL; +} + +weak_alias (__memccpy, memccpy) |