lsflib/src/list.c
author Markus Bröker <mbroeker@largo.dyndns.tv>
Sat, 13 Dec 2008 17:57:58 +0100
changeset 6 c3dc3eb3b541
child 9 c3fecc82ade6
permissions -rw-r--r--
a small libtool demo added to the demo distribution committer: Markus Bröker <mbroeker@largo.homelinux.org>
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
6
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     1
/*
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     2
 *  $Id: list.c 107 2008-04-17 01:01:43Z mbroeker $
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     3
 * $URL: http://localhost/svn/c/lsflib/trunk/src/list.c $
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     4
 *
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     5
 */
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     6
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     7
#include <stdio.h>
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     8
#include <stdlib.h>
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
     9
#include <string.h>
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    10
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    11
#include <list.h>
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    12
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    13
Node *addnode (Node * node, char *data)
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    14
{
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    15
    Node *n;
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    16
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    17
    if ((n = malloc (sizeof (Node))) == NULL) {
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    18
        fprintf (stderr, "malloc fails: %s\n", data);
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    19
        return NULL;
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    20
    }
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    21
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    22
    if (!(n->data = strdup (data))) {
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    23
        fprintf (stderr, "strdup fails: %s\n", data);
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    24
        free (n);
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    25
        return NULL;
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    26
    }
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    27
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    28
    n->next = NULL;
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    29
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    30
    if (node != NULL) {
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    31
        node->next = n;
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    32
        node = n;
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    33
    } else
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    34
        node = n;
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    35
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    36
    return node;
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    37
}
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    38
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    39
Node *getnode (Node * aktuell)
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    40
{
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    41
    Node *begin;
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    42
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    43
    free (aktuell->data);
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    44
    begin = aktuell->next;
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    45
    free (aktuell);
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    46
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    47
    return begin;
c3dc3eb3b541 a small libtool demo added to the demo distribution
Markus Bröker <mbroeker@largo.dyndns.tv>
parents:
diff changeset
    48
}