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51 lines
1.6 KiB
C
51 lines
1.6 KiB
C
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/* Routines for dealing with '\0' separated arg vectors.
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Copyright (C) 1995, 1996 Free Software Foundation, Inc.
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Written by Miles Bader <miles@gnu.ai.mit.edu>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2, or (at
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your option) any later version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include <argz.h>
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#include <string.h>
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#include <stdlib.h>
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/* Add BUF, of length BUF_LEN to the argz vector in ARGZ & ARGZ_LEN. */
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error_t
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__argz_append (char **argz, size_t *argz_len, const char *buf, size_t buf_len)
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{
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size_t new_argz_len = *argz_len + buf_len;
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char *new_argz = realloc (*argz, new_argz_len);
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if (new_argz)
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{
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memcpy (new_argz + *argz_len, buf, buf_len);
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*argz = new_argz;
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*argz_len = new_argz_len;
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return 0;
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}
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else
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return ENOMEM;
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}
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weak_alias (__argz_append, argz_append)
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/* Add STR to the argz vector in ARGZ & ARGZ_LEN. This should be moved into
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argz.c in libshouldbelibc. */
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error_t
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__argz_add (char **argz, size_t *argz_len, const char *str)
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{
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return __argz_append (argz, argz_len, str, strlen (str) + 1);
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}
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weak_alias (__argz_add, argz_add)
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