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author | Ben Cheng <bccheng@google.com> | 2013-04-09 11:29:01 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2013-04-09 11:29:01 -0700 |
commit | f226517827d64cc8f9dccb0952731601ac13ef2a (patch) | |
tree | 84b1056255b318a87b7a47b2684655660cab66f0 /binutils-2.23/libiberty/xmemdup.c | |
parent | 30fe22e2cc89991b16ab3853f95c7319574456ce (diff) | |
download | toolchain_binutils-f226517827d64cc8f9dccb0952731601ac13ef2a.tar.gz toolchain_binutils-f226517827d64cc8f9dccb0952731601ac13ef2a.tar.bz2 toolchain_binutils-f226517827d64cc8f9dccb0952731601ac13ef2a.zip |
Initial checkin for binutils 2.23.2 (needed by aarch64)
Change-Id: I7e5f319e9e632cc0ccc8a4ec1051169ed2849ca4
Diffstat (limited to 'binutils-2.23/libiberty/xmemdup.c')
-rw-r--r-- | binutils-2.23/libiberty/xmemdup.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/binutils-2.23/libiberty/xmemdup.c b/binutils-2.23/libiberty/xmemdup.c new file mode 100644 index 00000000..aa56f0bf --- /dev/null +++ b/binutils-2.23/libiberty/xmemdup.c @@ -0,0 +1,39 @@ +/* xmemdup.c -- Duplicate a memory buffer, using xcalloc. + This trivial function is in the public domain. + Jeff Garzik, September 1999. */ + +/* + +@deftypefn Replacement void* xmemdup (void *@var{input}, @ + size_t @var{copy_size}, size_t @var{alloc_size}) + +Duplicates a region of memory without fail. First, @var{alloc_size} bytes +are allocated, then @var{copy_size} bytes from @var{input} are copied into +it, and the new memory is returned. If fewer bytes are copied than were +allocated, the remaining memory is zeroed. + +@end deftypefn + +*/ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif +#include "ansidecl.h" +#include "libiberty.h" + +#include <sys/types.h> /* For size_t. */ +#ifdef HAVE_STRING_H +#include <string.h> +#else +# ifdef HAVE_STRINGS_H +# include <strings.h> +# endif +#endif + +PTR +xmemdup (const PTR input, size_t copy_size, size_t alloc_size) +{ + PTR output = xcalloc (1, alloc_size); + return (PTR) memcpy (output, input, copy_size); +} |