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[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.18.0/] [newlib/] [libc/] [argz/] [argz_create.c] - Blame information for rev 258

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Line No. Rev Author Line
1 207 jeremybenn
/* Copyright (C) 2002 by  Red Hat, Incorporated. All rights reserved.
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 *
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 * Permission to use, copy, modify, and distribute this software
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 * is freely granted, provided that this notice is preserved.
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 */
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#include <argz.h>
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#include <errno.h>
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#include <sys/types.h>
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#include <string.h>
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#include <stdlib.h>
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error_t
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_DEFUN (argz_create, (argv, argz, argz_len),
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       char *const argv[] _AND
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       char **argz _AND
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       size_t *argz_len)
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{
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  int argc = 0;
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  int i = 0;
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  int len = 0;
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  char *iter;
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  *argz_len = 0;
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  if (*argv == NULL)
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    {
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      *argz = NULL;
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      return 0;
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    }
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  while (argv[argc])
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    {
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      *argz_len += (strlen(argv[argc]) + 1);
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      argc++;
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    }
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  /* There are argc strings to copy into argz. */
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  if(!(*argz = (char *)malloc(*argz_len)))
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    return ENOMEM;
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  iter = *argz;
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  for(i = 0; i < argc; i++)
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    {
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      len = strlen(argv[i]) + 1;
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      memcpy(iter, argv[i], len);
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      iter += len;
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    }
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  return 0;
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}

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