premilinary add of modular user interface implementation with a few test modules.

[lttv.git] / ltt / branches / poly / lttv / main.c

diff --git a/ltt/branches/poly/lttv/main.c b/ltt/branches/poly/lttv/main.c
new file mode 100644 (file)
index 0000000..fdb44c7
--- /dev/null
+++ b/ltt/branches/poly/lttv/main.c
@@ -0,0 +1,144 @@
+
+#include <lttv/lttv.h>
+#include <lttv/trace.h>
+
+
+/* The main program maintains a few central data structures and relies
+   on modules for the rest. These data structures may be accessed by modules
+   through an exported API */
+
+/* Extensible array of popt command line options. Modules add options as
+   they are loaded and initialized. */
+
+
+lttv_attributes *attributes_global;
+
+static lttv_hooks
+  *hooks_init_after,
+  *hooks_program_before,
+  *hooks_program_main,
+  *hooks_program_after;
+
+// trace sets has to be put one in each new window_traceset
+static lttv_trace_set *traces;
+
+static char *aModule, *aPath, *aTrace;
+
+static int aArgc;
+
+static char **aArgv;
+
+static void lttv_module_option(void *hook_data);
+
+static void lttv_module_path_option(void *hook_data);
+
+static void lttv_trace_option(void *hook_data);
+
+#ifdef MEMDEBUG
+extern struct GMemVTable *glib_mem_profiler_table;
+#endif
+
+/* Since everything is done in modules, the main program only takes care
+   of the infrastructure. */
+
+int main(int argc, char **argv) {
+
+  aArgc = argc;
+  aArgv = argv;
+
+#ifdef MEMDEBUG
+  g_mem_set_vtable(glib_mem_profiler_table);
+  g_message("Memory summary before main");
+  g_mem_profile();
+#endif
+
+  attributes_global = lttv_attributes_new();
+
+//  traces = lttv_trace_set_new();
+//  lttv_attributes_set_pointer_pathname(attributes_global, "trace_set/default", traces);
+
+  /* Initialize the hooks */
+
+  hooks_init_after = lttv_hooks_new();
+  lttv_attributes_set_pointer_pathname(attributes_global, "hooks/init/after", 
+      hooks_init_after);
+
+
+  hooks_program_before = lttv_hooks_new();
+  lttv_attributes_set_pointer_pathname(attributes_global, "hooks/program/before", 
+      hooks_program_before);
+
+  hooks_program_main = lttv_hooks_new();
+  lttv_attributes_set_pointer_pathname(attributes_global, "hooks/program/main", 
+      hooks_program_main);
+
+  hooks_program_after = lttv_hooks_new();
+  lttv_attributes_set_pointer_pathname(attributes_global, "hooks/program/after", 
+      hooks_program_after);
+
+  /* Initialize the command line options processing */
+
+  lttv_option_init(argc,argv);
+  lttv_module_init(argc,argv);
+  // FIXME lttv_analyse_init(argc,argv);
+
+  /* Initialize the module loading */
+
+  lttv_module_path_add("/usr/lib/lttv/plugins");
+
+  /* Add some built-in options */
+
+  lttv_option_add("module",'m', "load a module", "name of module to load", 
+      LTTV_OPT_STRING, &aModule, lttv_module_option, NULL);
+ 
+  lttv_option_add("modules-path", 'L', 
+      "add a directory to the module search path", 
+      "directory to add to the path", LTTV_OPT_STRING, &aPath, 
+      lttv_module_path_option, NULL);
+
+  lttv_option_add("trace", 't', 
+      "add a trace to the trace set to analyse", 
+      "pathname of the directory containing the trace", 
+      LTTV_OPT_STRING, &aTrace, lttv_trace_option, NULL);
+
+  lttv_hooks_call(hooks_init_after, NULL);
+
+  lttv_hooks_call(hooks_program_before, NULL);
+  lttv_hooks_call(hooks_program_main, NULL);
+  lttv_hooks_call(hooks_program_after, NULL);
+
+  /* Finalize the command line options processing */
+  lttv_module_destroy();
+  lttv_option_destroy();
+  // FIXME lttv_analyse_destroy();
+  lttv_attributes_destroy(attributes_global);
+
+#ifdef MEMDEBUG
+    g_message("Memory summary after main");
+    g_mem_profile();
+#endif
+
+  
+}
+
+void lttv_module_option(void *hook_data)
+{ 
+  lttv_module_load(aModule,aArgc,aArgv,STANDALONE);
+}
+
+
+void lttv_module_path_option(void *hook_data)
+{
+  lttv_module_path_add(aPath);
+}
+
+
+void lttv_trace_option(void *hook_data)
+{ 
+//  lttv_trace *trace;
+
+//  trace = lttv_trace_open(aTrace);
+//  if(trace == NULL) g_critical("cannot open trace %s", aTrace);
+//  lttv_trace_set_add(traces, trace);
+}
+