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Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
author Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
date Wed, 16 Dec 2015 15:16:11 +0900
parents
children 171cc032eb29
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d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
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1 /*
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2 ** Dining Philosophers Problem's scheduler
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3 ** with state developper as a tableau method
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4
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5 ** 連絡先： 琉球大学情報工学科 河野 真治
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6 ** （E-Mail Address: kono@ie.u-ryukyu.ac.jp）
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7 **
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8 ** このソースのいかなる複写，改変，修正も許諾します。ただし、
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9 ** その際には、誰が貢献したを示すこの部分を残すこと。
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10 ** 再配布や雑誌の付録などの問い合わせも必要ありません。
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11 ** 営利利用も上記に反しない範囲で許可します。
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12 ** バイナリの配布の際にはversion messageを保存することを条件とします。
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13 ** このプログラムについては特に何の保証もしない、悪しからず。
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14 **
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15 ** Everyone is permitted to do anything on this program
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16 ** including copying, modifying, improving,
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17 ** as long as you don't try to pretend that you wrote it.
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18 ** i.e., the above copyright notice has to appear in all copies.
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19 ** Binary distribution requires original version messages.
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20 ** You don't have to ask before copying, redistribution or publishing.
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21 ** THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE.
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22
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23 */
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24 #include <stdlib.h>
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25 #include <time.h>
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26 #include "dpp2.h"
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27 #include "queue.h"
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28 #include "memory.h"
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29 #include "state_db.h"
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30 #include "ltl.h"
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31
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32 int NUM_PHILOSOPHER = 5; /* A number of philosophers must be more than 2. */
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33
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34 static code (*ret)(int);
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35 static void *env;
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36
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37 static PhilsPtr phils_list = NULL;
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38
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39 static int max_step = 100;
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40
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41 static StateDB state_db;
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42 static MemoryPtr mem;
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43 static StateNode st;
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44 static int always_flag; // for LTL
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45
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46 int
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47 list_length(TaskPtr list)
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48 {
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49 int length;
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50 TaskPtr t;
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51
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52 if (!list) return 0;
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53 t = list->next;
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54
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55 for (length = 1; t && t != list; length++) {
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56 t = t->next;
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57 }
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58 return length;
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59 }
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60
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61 TaskPtr
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62 get_task(int num, TaskPtr list)
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63 {
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64 while (num-- > 0) {
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65 list = list->next;
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66 }
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67 return list;
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68 }
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69
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70
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71 static TaskIteratorPtr task_iter;
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72 static int depth,count;
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73
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74 /*
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75 Performe depth frist search
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76 Possible task iterleave is generated by TaskIterator
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77 (using task ring)
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78 State are recorded in StateDB
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79 all memory fragments are regsitered by add_memory_range()
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80 including task queue
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81 */
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82
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83
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84 code tableau(TaskPtr list)
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85 {
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86 StateDB out;
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87
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88 st.hash = get_memory_hash(mem,0);
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89 if (lookup_StateDB(&st, &state_db, &out)) {
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90 // found in the state database
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91 //printf("found %d\n",count);
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92 while(!(list = next_task_iterator(task_iter))) {
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93 // no more branch, go back to the previous one
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94 TaskIteratorPtr prev_iter = task_iter->prev;
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95 if (!prev_iter) {
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96 printf("All done count %d\n",count);
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97 memory_usage();
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98 show_result(always_flag);
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99 goto ret(0),env;
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100 }
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101 //printf("no more branch %d\n",count);
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102 depth--;
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103 free_task_iterator(task_iter);
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104 task_iter = prev_iter;
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105 }
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diff changeset
106 // return to previous state
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
107 // here we assume task list is fixed, we don't have to
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
108 // recover task list itself
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
109 restore_memory(task_iter->state->memory);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
110 //printf("restore list %x next %x\n",(int)list,(int)(list->next));
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
111 } else {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
112 // one step further
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
113 depth++;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
114 task_iter = create_task_iterator(list,out,task_iter);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
115 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
116 //printf("depth %d count %d\n", depth, count++);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
117 count++;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
118 goto list->phils->next(list->phils,list);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
119 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
120
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
121 code get_next_task_fifo(TaskPtr list)
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
122 {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
123 TaskPtr t = list;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
124 TaskPtr e;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
125
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
126 if (max_step--<0) goto die("Simuration end.");
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
127
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
128 list = list->next;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
129 goto list->phils->next(list->phils,list);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
130 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
131
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
132 code scheduler(PhilsPtr phils, TaskPtr list)
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
133 {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
134 goto check(&always_flag, phils, list);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
135 // goto next_next_task_fifo(list);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
136 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
137
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
138 code task_entry1(int count, PhilsPtr self, TaskPtr list, TaskPtr last);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
139
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
140 code task_entry2(int count,PhilsPtr self, TaskPtr list,TaskPtr last, TaskPtr q)
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
141 {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
142 if (!q) {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
143 goto die("Can't allocate Task\n");
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
144 } else {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
145 add_memory_range(q,sizeof(Task),&mem);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
146 goto enqueue(count, self, list, last, q, task_entry1);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
147 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
148 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
149
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
150 code task_entry1(int count, PhilsPtr self, TaskPtr list, TaskPtr last)
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
151 {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
152 StateDB out;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
153 /*
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
154 printf("int count %d, PhilsPtr self %x, TaskPtr list %x, TaskPtr last %x\n",
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
155 count, self, list, last);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
156 */
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
157
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
158 if (count++ < NUM_PHILOSOPHER) {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
159 self = self->left;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
160 goto create_queue(count,self,list,last,task_entry2);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
161 } else {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
162 // make circular task list
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
163 last->next = list;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
164 st.memory = mem;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
165 st.hash = get_memory_hash(mem,0);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
166 lookup_StateDB(&st, &state_db, &out);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
167 task_iter = create_task_iterator(list,out,0);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
168 // start first task
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
169 goto list->phils->next(list->phils,list);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
170 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
171 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
172
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
173 code task_entry0(int count, PhilsPtr self, TaskPtr list, TaskPtr last, TaskPtr q)
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
174 {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
175 add_memory_range(q,sizeof(Task),&mem);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
176 goto task_entry1(count, self, q, q);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
177 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
178
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
179 code init_final(PhilsPtr self)
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
180 {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
181 self->right = phils_list;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
182 phils_list->left = self;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
183 self->right_fork = phils_list->left_fork;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
184 always_flag = 1;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
185 //add_memory_range(&always_flag, sizeof(int), &mem);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
186 //printf("init all\n");
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
187
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
188 goto create_queue(1, self, 0, 0, task_entry0);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
189 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
190
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
191 code init_phils2(PhilsPtr self, int count, int id)
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
192 {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
193 PhilsPtr tmp_self;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
194
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
195 tmp_self = (PhilsPtr)malloc(sizeof(Phils));
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
196 if (!tmp_self) {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
197 goto die("Can't allocate Phils\n");
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
198 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
199 self->right = tmp_self;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
200 tmp_self->id = id;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
201 tmp_self->right_fork = NULL;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
202 tmp_self->left_fork = self->right_fork;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
203 tmp_self->right = NULL;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
204 tmp_self->left = self;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
205 tmp_self->next = thinking;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
206 add_memory_range(tmp_self,sizeof(Phils),&mem);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
207
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
208 count--;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
209 id++;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
210
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
211 if (count == 0) {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
212 goto init_final(tmp_self);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
213 } else {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
214 goto init_fork2(tmp_self, count, id);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
215 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
216 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
217
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
218 code init_fork2(PhilsPtr self, int count, int id)
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
219 {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
220 ForkPtr tmp_fork;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
221
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
222 tmp_fork = (ForkPtr)malloc(sizeof(Fork));
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
223 if (!tmp_fork) {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
224 goto die("Can't allocate Fork\n");
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
225 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
226 tmp_fork->id = id;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
227 tmp_fork->owner = NULL;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
228 self->right_fork = tmp_fork;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
229 add_memory_range(tmp_fork,sizeof(Fork),&mem);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
230
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
231 goto init_phils2(self, count, id);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
232 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
233
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
234 code init_phils1(ForkPtr fork, int count, int id)
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
235 {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
236 PhilsPtr self;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
237
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
238 self = (PhilsPtr)malloc(sizeof(Phils));
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
239 if (!self) {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
240 goto die("Can't allocate Phils\n");
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
241 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
242 phils_list = self;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
243 self->id = id;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
244 self->right_fork = NULL;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
245 self->left_fork = fork;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
246 self->right = NULL;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
247 self->left = NULL;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
248 self->next = thinking;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
249 add_memory_range(self,sizeof(Phils),&mem);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
250
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
251 count--;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
252 id++;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
253
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
254 goto init_fork2(self, count, id);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
255 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
256
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
257 code init_fork1(int count)
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
258 {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
259 ForkPtr fork;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
260 int id = 1;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
261
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
262 fork = (ForkPtr)malloc(sizeof(Fork));
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
263 if (!fork) {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
264 goto die("Can't allocate Fork\n");
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
265 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
266 fork->id = id;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
267 fork->owner = NULL;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
268 add_memory_range(fork,sizeof(Fork),&mem);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
269
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
270 goto init_phils1(fork, count, id);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
271 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
272
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
273 code die(char *err)
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
274 {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
275 printf("%s\n", err);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
276 goto ret(1), env;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
277 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
278
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
279 int main(int ac, char *av[])
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
280 {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
281 ret = return;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
282 env = environment;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
283 // srand((unsigned)time(NULL));
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
284 // srandom((unsigned long)time(NULL));
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
285 srandom(555);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
286
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
287 if (ac==2) {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
288 NUM_PHILOSOPHER = atoi(av[1]);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
289 if (NUM_PHILOSOPHER >10 ||NUM_PHILOSOPHER < 2) {
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
290 printf("illegal number of philosopher = %d\n", NUM_PHILOSOPHER );
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
291 return 1;
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
292 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
293 printf("number of philosopher = %d\n", NUM_PHILOSOPHER );
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
294 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
295
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
296 goto init_fork1(NUM_PHILOSOPHER);
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
297 }
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
298
d4bc23cb728b Import from CVS (CVS_DB/member/atsuki/cbc/DPP)
Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
parents:
diff changeset
299 /* end */