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[simgrid.git] / testsuite / surf / surf_usage.c
1 /* A few basic tests for the surf library                                   */
2
3 /* Authors: Arnaud Legrand                                                  */
4
5 /* This program is free software; you can redistribute it and/or modify it
6    under the terms of the license (GNU LGPL) which comes with this package. */
7
8 #include <stdio.h>
9 #include "surf/surf.h"
10
11 const char *string_action(e_surf_action_state_t state);
12 const char *string_action(e_surf_action_state_t state)
13 {
14   switch (state) {
15   case (SURF_ACTION_READY):
16     return "SURF_ACTION_READY";
17   case (SURF_ACTION_RUNNING):
18     return "SURF_ACTION_RUNNING";
19   case (SURF_ACTION_FAILED):
20     return "SURF_ACTION_FAILED";
21   case (SURF_ACTION_DONE):
22     return "SURF_ACTION_DONE";
23   case (SURF_ACTION_NOT_IN_THE_SYSTEM):
24     return "SURF_ACTION_NOT_IN_THE_SYSTEM";
25   default:
26     return "INVALID STATE";
27   }
28 }
29
30
31 void test(void);
32 void test(void)
33 {
34   void *cpuA = NULL;
35   void *cpuB = NULL;
36   surf_action_t actionA = NULL;
37   surf_action_t actionB = NULL;
38   e_surf_action_state_t stateActionA;
39   e_surf_action_state_t stateActionB;
40   xbt_maxmin_float_t now = -1.0;
41
42   surf_init(); /* Initialize some common structures */
43   surf_cpu_resource_init("platform.txt"); /* Now it is possible to use CPUs */
44
45   printf("%p \n", surf_cpu_resource);
46   cpuA = surf_cpu_resource->common_public->name_service("Cpu A");
47   cpuB = surf_cpu_resource->common_public->name_service("Cpu B");
48
49   /* Let's check that those two processors exist */
50   printf("%s : %p\n", surf_cpu_resource->common_public->get_resource_name(cpuA), cpuA);
51   printf("%s : %p\n", surf_cpu_resource->common_public->get_resource_name(cpuB), cpuB);
52
53   /* Let's do something on it */
54   actionA = surf_cpu_resource->extension_public->execute(cpuA, 1000.0);
55   actionB = surf_cpu_resource->extension_public->execute(cpuB, 1000.0);
56
57   /* Use whatever calling style you want... */
58   stateActionA = surf_cpu_resource->common_public->action_get_state(actionA);   /* When you know actionA resource type */
59   stateActionB = actionB->resource_type->common_public->action_get_state(actionB);      /* If you're unsure about it's resource type */
60
61   /* And just look at the stat of these tasks */
62   printf("actionA : %p (%s)\n", actionA, string_action(stateActionA));
63   printf("actionB : %p (%s)\n", actionB, string_action(stateActionB));
64
65   surf_solve(); /* Takes traces into account. Returns 0.0 */
66   do {
67     surf_action_t action = NULL;    
68     now = surf_get_clock();
69     printf("Next Event : " XBT_HEAP_FLOAT_T "\n", now);
70     while(action=xbt_swag_extract(surf_cpu_resource->common_public->states.failed_action_set)) {
71       printf("\tFailed : %p\n", action);
72       action->resource_type->common_public->action_free(action);
73     }
74     while(action=xbt_swag_extract(surf_cpu_resource->common_public->states.done_action_set)) {
75       printf("\tDone : %p\n", action);
76       action->resource_type->common_public->action_free(action);
77     }
78   } while(surf_solve());
79
80   printf("Simulation Terminated\n");
81
82   surf_finalize();
83 }
84
85
86 int main(int argc, char **argv)
87 {
88   test();
89   return 0;
90 }