diff options
Diffstat (limited to 'src/librc-strlist.c')
| -rw-r--r-- | src/librc-strlist.c | 230 |
1 files changed, 0 insertions, 230 deletions
diff --git a/src/librc-strlist.c b/src/librc-strlist.c deleted file mode 100644 index 815c8370..00000000 --- a/src/librc-strlist.c +++ /dev/null @@ -1,230 +0,0 @@ -/* - librc-strlist.h - String list functions for using char ** arrays - - Based on a previous implementation by Martin Schlemmer - */ - -/* - * Copyright 2007 Roy Marples - * All rights reserved - - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include "librc.h" - -static char *_rc_strlist_add (char ***list, const char *item, bool uniq) -{ - char **newlist; - char **lst = *list; - int i = 0; - - if (! item) - return (NULL); - - while (lst && lst[i]) { - if (uniq && strcmp (lst[i], item) == 0) { - errno = EEXIST; - return (NULL); - } - i++; - } - - newlist = xrealloc (lst, sizeof (char *) * (i + 2)); - newlist[i] = xstrdup (item); - newlist[i + 1] = NULL; - - *list = newlist; - return (newlist[i]); -} - -char *rc_strlist_add (char ***list, const char *item) -{ - return (_rc_strlist_add (list, item, false)); -} -librc_hidden_def(rc_strlist_add) - -char *rc_strlist_addu (char ***list, const char *item) -{ - return (_rc_strlist_add (list, item, true)); -} -librc_hidden_def(rc_strlist_addu) - -static char *_rc_strlist_addsort (char ***list, const char *item, - int (*sortfunc) (const char *s1, - const char *s2), - bool uniq) -{ - char **newlist; - char **lst = *list; - int i = 0; - char *tmp1; - char *tmp2; - char *retval; - - if (! item) - return (NULL); - - while (lst && lst[i]) { - if (uniq && strcmp (lst[i], item) == 0) { - errno = EEXIST; - return (NULL); - } - i++; - } - - newlist = xrealloc (lst, sizeof (char *) * (i + 2)); - - if (! i) - newlist[i] = NULL; - newlist[i + 1] = NULL; - - i = 0; - while (newlist[i] && sortfunc (newlist[i], item) < 0) - i++; - - tmp1 = newlist[i]; - retval = newlist[i] = xstrdup (item); - do { - i++; - tmp2 = newlist[i]; - newlist[i] = tmp1; - tmp1 = tmp2; - } while (tmp1); - - *list = newlist; - return (retval); -} - -char *rc_strlist_addsort (char ***list, const char *item) -{ - return (_rc_strlist_addsort (list, item, strcoll, false)); -} -librc_hidden_def(rc_strlist_addsort) - -char *rc_strlist_addsortc (char ***list, const char *item) -{ - return (_rc_strlist_addsort (list, item, strcmp, false)); -} -librc_hidden_def(rc_strlist_addsortc) - -char *rc_strlist_addsortu (char ***list, const char *item) -{ - return (_rc_strlist_addsort (list, item, strcmp, true)); -} -librc_hidden_def(rc_strlist_addsortu) - -bool rc_strlist_delete (char ***list, const char *item) -{ - char **lst = *list; - int i = 0; - - if (!lst || ! item) - return (false); - - while (lst[i]) { - if (strcmp (lst[i], item) == 0) { - free (lst[i]); - do { - lst[i] = lst[i + 1]; - i++; - } while (lst[i]); - return (true); - } - i++; - } - - errno = ENOENT; - return (false); -} -librc_hidden_def(rc_strlist_delete) - -char *rc_strlist_join (char ***list1, char **list2) -{ - char **lst1 = *list1; - char **newlist; - int i = 0; - int j = 0; - - if (! list2) - return (NULL); - - while (lst1 && lst1[i]) - i++; - - while (list2[j]) - j++; - - newlist = xrealloc (lst1, sizeof (char *) * (i + j + 1)); - - j = 0; - while (list2[j]) { - newlist[i] = list2[j]; - /* Take the item off the 2nd list as it's only a shallow copy */ - list2[j] = NULL; - i++; - j++; - } - newlist[i] = NULL; - - *list1 = newlist; - return (newlist[i == 0 ? 0 : i - 1]); -} -librc_hidden_def(rc_strlist_join) - -void rc_strlist_reverse (char **list) -{ - char *item; - int i = 0; - int j = 0; - - if (! list) - return; - - while (list[j]) - j++; - j--; - - while (i < j && list[i] && list[j]) { - item = list[i]; - list[i] = list[j]; - list[j] = item; - i++; - j--; - } -} -librc_hidden_def(rc_strlist_reverse) - -void rc_strlist_free (char **list) -{ - int i = 0; - - if (! list) - return; - - while (list[i]) - free (list[i++]); - - free (list); -} -librc_hidden_def(rc_strlist_free) |