diff options
Diffstat (limited to 'string/argz-addsep.c')
-rw-r--r-- | string/argz-addsep.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/string/argz-addsep.c b/string/argz-addsep.c new file mode 100644 index 0000000000..7405e9ad1a --- /dev/null +++ b/string/argz-addsep.c @@ -0,0 +1,59 @@ +/* Copyright (C) 1996 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <argz.h> +#include <errno.h> +#include <stdlib.h> +#include <string.h> + + +error_t +__argz_add_sep (char **argz, size_t *argz_len, const char *string, int delim) +{ + size_t nlen = strlen (string) + 1; + + if (nlen > 1) + { + const char *rp; + char *wp; + + *argz = (char *) realloc (*argz, *argz_len + nlen); + if (*argz == NULL) + return ENOMEM; + + wp = *argz + *argz_len; + rp = string; + do + if (*rp == delim) + { + if (wp > *argz && wp[-1] != '\0') + *wp++ = '\0'; + else + --nlen; + } + else + *wp++ = *rp; + while (*rp++ != '\0'); + + *argz_len += nlen; + } + + return 0; +} +weak_alias (__argz_create_sep, argz_create_sep) |