3 /* Copyright (c) 2007 Arnaud Legrand, Bruno Donassolo.
4 All rights reserved. */
6 /* This program is free software; you can redistribute it and/or modify it
7 * under the terms of the license (GNU LGPL) which comes with this package. */
11 #include "xbt/sysdep.h"
13 #include "surf/surfxml_parse_private.h"
15 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_deployment, simix,
16 "Logging specific to SIMIX (deployment)");
17 static int parse_argc = -1;
18 static char **parse_argv = NULL;
19 static xbt_main_func_t parse_code = NULL;
20 static char *parse_host = NULL;
21 static double start_time = 0.0;
22 static double kill_time = -1.0;
24 static void parse_process_init(void)
26 parse_host = xbt_strdup(A_surfxml_process_host);
27 xbt_assert1(SIMIX_host_get_by_name(A_surfxml_process_host),
28 "Unknown host %s", A_surfxml_process_host);
29 parse_code = SIMIX_get_registered_function(A_surfxml_process_function);
30 xbt_assert1(parse_code, "Unknown function %s",
31 A_surfxml_process_function);
35 parse_argv = xbt_realloc(parse_argv, (parse_argc) * sizeof(char *));
36 parse_argv[(parse_argc) - 1] = xbt_strdup(A_surfxml_process_function);
37 surf_parse_get_double(&start_time, A_surfxml_process_start_time);
38 surf_parse_get_double(&kill_time, A_surfxml_process_kill_time);
41 static void parse_argument(void)
44 parse_argv = xbt_realloc(parse_argv, (parse_argc) * sizeof(char *));
45 parse_argv[(parse_argc) - 1] = xbt_strdup(A_surfxml_argument_value);
48 static void parse_process_finalize(void)
50 smx_process_arg_t arg = NULL;
52 if (start_time > SIMIX_get_clock()) {
53 arg = xbt_new0(s_smx_process_arg_t, 1);
54 arg->name = parse_argv[0];
55 arg->code = parse_code;
57 arg->hostname = parse_host;
58 arg->argc = parse_argc;
59 arg->argv = parse_argv;
60 arg->kill_time = kill_time;
62 DEBUG3("Process %s(%s) will be started at time %f", arg->name,
63 arg->hostname, start_time);
64 if (simix_global->create_process_function)
65 surf_timer_resource->extension_public->set(start_time,
66 (void *) simix_global->
67 create_process_function,
70 surf_timer_resource->extension_public->set(start_time,
72 &SIMIX_process_create,
76 if ((start_time < 0) || (start_time == SIMIX_get_clock())) {
77 DEBUG2("Starting Process %s(%s) right now", parse_argv[0], parse_host);
79 if (simix_global->create_process_function)
81 simix_global->create_process_function(parse_argv[0], parse_code,
83 parse_argc, parse_argv);
86 SIMIX_process_create(parse_argv[0], parse_code, NULL, parse_host,
87 parse_argc, parse_argv);
89 if (kill_time > SIMIX_get_clock()) {
90 if (simix_global->kill_process_function)
91 surf_timer_resource->extension_public->set(start_time,
92 (void *) simix_global->
93 kill_process_function,
96 surf_timer_resource->extension_public->set(kill_time,
101 xbt_free(parse_host);
106 * \brief An application deployer.
108 * Creates the process described in \a file.
109 * \param file a filename of a xml description of the application. This file
112 * \include surfxml.dtd
114 * Here is a small example of such a platform
116 * \include small_deployment.xml
119 void SIMIX_launch_application(const char *file)
121 xbt_assert0(simix_global,
122 "SIMIX_global_init has to be called before SIMIX_launch_application.");
123 STag_surfxml_process_fun = parse_process_init;
124 ETag_surfxml_argument_fun = parse_argument;
125 ETag_surfxml_process_fun = parse_process_finalize;
126 surf_parse_open(file);
127 xbt_assert1((!surf_parse()), "Parse error in %s", file);
132 * \brief Registers a #smx_process_code_t code in a global table.
134 * Registers a code function in a global table.
135 * This table is then used by #SIMIX_launch_application.
136 * \param name the reference name of the function.
137 * \param code the function
139 void SIMIX_function_register(const char *name, xbt_main_func_t code)
141 xbt_assert0(simix_global,
142 "SIMIX_global_init has to be called before SIMIX_function_register.");
144 xbt_dict_set(simix_global->registered_functions, name, code, NULL);
148 * \brief Gets a #smx_process_t code from the global table.
150 * Gets a code function from the global table. Returns NULL if there are no function registered with the name.
151 * This table is then used by #SIMIX_launch_application.
152 * \param name the reference name of the function.
153 * \return The #smx_process_t or NULL.
155 xbt_main_func_t SIMIX_get_registered_function(const char *name)
157 xbt_assert0(simix_global,
158 "SIMIX_global_init has to be called before SIMIX_get_registered_function.");
160 return xbt_dict_get_or_null(simix_global->registered_functions, name);