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root/radiance/ray/src/hd/sm_list.c
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Comparing ray/src/hd/sm_list.c (file contents):
Revision 3.1 by gwlarson, Wed Aug 19 17:45:24 1998 UTC vs.
Revision 3.4 by gwlarson, Mon Dec 28 18:07:35 1998 UTC

# Line 24 | Line 24 | LIST
24   {
25      LIST *l;
26  
27
28
27      /* check free list for available edges */
28      if( free_lists )
29      {
# Line 52 | Line 50 | LIST *a,*b;
50   {
51      LIST * l;
52  
55    if(!a)
56      return(b);
57
53      if(!b)
54         return(a);
55      
# Line 67 | Line 62 | LIST *a,*b;
62      return(b);
63   }
64  
65 + /* attaches list a at the end of list b */
66 + LIST
67 + *add_data(l,d,end)
68 + LIST *l;
69 + int d;
70 + LIST **end;
71 +
72 + {
73 +    LIST *list,*lptr;
74 +
75 +    list = new_list();
76 +    SET_LIST_DATA(list,d);
77 +
78 +    if(!l)
79 +    {
80 +      if(end)
81 +        *end = list;
82 +      return(list);
83 +    }
84 +    if(end)
85 +      lptr = *end;
86 +    else
87 +    {
88 +      lptr = l;
89 +      while(LIST_NEXT(lptr))
90 +        lptr = LIST_NEXT(lptr);
91 +    }
92 +    LIST_NEXT(lptr) = list;
93 +    if(end)
94 +      *end = list;
95 +
96 +    return(l);
97 + }
98 +
99   /* Adds data to the end of a circular list. If set, "end"
100   * is a pointer to the last element in the list
101   */
# Line 118 | Line 147 | LIST * l;
147   {
148      if(!l)
149         return(NULL);
150 +
151      free_lists = append_list(free_lists,l);
152  
153      return(NULL);
# Line 131 | Line 161 | pop_list(l)
161   LIST **l;
162   {
163      LIST *p;
164 <    void *d;
164 >    int d;
165      
166      if(!l)
167         return(NULL);

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