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76a2ee78b6
argument. * libc/argz/argz_append.c (argz_append): Handle empty buf argument. * libc/argz/argz_create_sep.c (argz_create_sep): Return (NULL, 0) on empty input strings. * libc/argz/argz_extract.c (argz_extract): Check argz_len before looping through argz. * libc/argz/argz_stringify.c (argz_stringify): Ditto.
32 lines
652 B
C
32 lines
652 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 <sys/types.h>
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void
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_DEFUN (argz_extract, (argz, argz_len, argv),
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char *argz _AND
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size_t argz_len _AND
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char **argv)
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{
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size_t i = 0;
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int j = 0;
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const size_t count = argz_count(argz, argz_len);
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if (argz_len > 1)
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for (i = argz_len - 2; i > 0; i--)
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{
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if (argz[i] == '\0')
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{
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j++;
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argv[count - j] = &argz[i + 1];
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}
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}
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argv[0] = &argz[0];
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argv[count] = NULL;
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}
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