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92b3138b83
Updated dependencies: * GMP 6.2.1 * ISL 0.24 * MPL 1.2.1 * MPFR 4.1.0 The dependencies were pulled in by running the ./contrib/download_prerequisites script and then manually removing the symbolic links and archives, and renaming the directories (i.e mv isl-0.24 to isl)
28 lines
572 B
C
28 lines
572 B
C
/*
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@deftypefn Supplemental char* strdup (const char *@var{s})
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Returns a pointer to a copy of @var{s} in memory obtained from
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@code{malloc}, or @code{NULL} if insufficient memory was available.
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@end deftypefn
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*/
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#include <ansidecl.h>
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#include <stddef.h>
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extern size_t strlen (const char*);
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extern void *malloc (size_t);
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extern void *memcpy (void *, const void *, size_t);
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char *
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strdup(const char *s)
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{
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size_t len = strlen (s) + 1;
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char *result = (char*) malloc (len);
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if (result == (char*) 0)
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return (char*) 0;
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return (char*) memcpy (result, s, len);
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}
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