51 lines
942 B
C
51 lines
942 B
C
/* 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[],
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char **argz,
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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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