binutils-gdb/libiberty/xstrdup.c

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/* xstrdup.c -- Duplicate a string in memory, using xmalloc.
This trivial function is in the public domain.
Ian Lance Taylor, Cygnus Support, December 1995. */
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/*
@deftypefn Replacement char* xstrdup (const char *@var{s})
Duplicates a character string without fail, using @code{xmalloc} to
obtain memory.
@end deftypefn
*/
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#include <sys/types.h>
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#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef HAVE_STRING_H
#include <string.h>
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#else
# ifdef HAVE_STRINGS_H
# include <strings.h>
# endif
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#endif
#include "ansidecl.h"
#include "libiberty.h"
char *
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xstrdup (const char *s)
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{
register size_t len = strlen (s) + 1;
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register char *ret = XNEWVEC (char, len);
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return (char *) memcpy (ret, s, len);
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}