From 6bc291c0fd3e1760ca4bfeaf33b38cbb4b21830c Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Tue, 13 Oct 2015 02:27:56 +0200
Subject: merged app sources to single folder

---
 app/slist.c | 123 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100644 app/slist.c

(limited to 'app/slist.c')

diff --git a/app/slist.c b/app/slist.c
new file mode 100644
index 0000000..b10aca7
--- /dev/null
+++ b/app/slist.c
@@ -0,0 +1,123 @@
+/*
+ *  dolmetschctl
+ *
+ *
+ *  Copyright (C) 2015 Christian Pointner <equinox@spreadspace.org>
+ *
+ *  This file is part of dolmetschctl.
+ *
+ *  dolmetschctl is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  any later version.
+ *
+ *  dolmetschctl 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with dolmetschctl. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <assert.h>
+
+#include "slist.h"
+
+slist_element_t* slist_get_last(slist_element_t* first)
+{
+  if(!first)
+    return NULL;
+
+  while(first->next_)
+    first = first->next_;
+
+  return first;
+}
+
+void slist_init(slist_t* lst, void (*delete_element)(void*))
+{
+  assert(lst && delete_element);
+
+  lst->delete_element = delete_element;
+  lst->first_ = NULL;
+}
+
+slist_element_t* slist_add(slist_t* lst, void* data)
+{
+  if(!lst || !data)
+    return NULL;
+
+  slist_element_t* new_element = malloc(sizeof(slist_element_t));
+  if(!new_element)
+    return NULL;
+
+  new_element->data_ = data;
+  new_element->next_ = NULL;
+
+  if(!lst->first_)
+    lst->first_ = new_element;
+  else
+    slist_get_last(lst->first_)->next_ = new_element;
+
+  return new_element;
+}
+
+void slist_remove(slist_t* lst, void* data)
+{
+  if(!lst || !lst->first_ || !data)
+    return;
+
+  slist_element_t* tmp = lst->first_->next_;
+  slist_element_t* prev = lst->first_;
+  if(lst->first_->data_ == data) {
+    lst->first_ = tmp;
+    lst->delete_element(prev->data_);
+    free(prev);
+  }
+  else {
+    while(tmp) {
+      if(tmp->data_ == data) {
+        prev->next_ = tmp->next_;
+        lst->delete_element(tmp->data_);
+        free(tmp);
+        return;
+      }
+      prev = tmp;
+      tmp = tmp->next_;
+    }
+  }
+}
+
+void slist_clear(slist_t* lst)
+{
+  if(!lst || !lst->first_)
+    return;
+
+  do {
+    slist_element_t* deletee = lst->first_;
+    lst->first_ = lst->first_->next_;
+    lst->delete_element(deletee->data_);
+    free(deletee);
+  }
+  while(lst->first_);
+
+  lst->first_ = NULL;
+}
+
+int slist_length(slist_t* lst)
+{
+  if(!lst || !lst->first_)
+    return 0;
+
+  int len = 0;
+  slist_element_t* tmp;
+  for(tmp = lst->first_; tmp; tmp = tmp->next_)
+    len++;
+
+  return len;
+}
-- 
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