+++ /dev/null
-#include <stdio.h>
-#include <unistd.h>
-#include <sys/mman.h>
-
-#include "../libmarkers/marker.h"
-#include "usterr.h"
-#include "tracer.h"
-#include "marker-control.h"
-
-void probe(const struct marker *mdata,
- void *probe_private, void *call_private,
- const char *fmt, va_list *args)
-{
- printf("In probe\n");
-}
-
-//ust// void try_map()
-//ust// {
-//ust// char *m;
-//ust//
-//ust// /* maybe add MAP_LOCKED */
-//ust// m = mmap(NULL, 4096, PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_POPULATE , -1, 0);
-//ust// if(m == (char*)-1) {
-//ust// perror("mmap");
-//ust// return;
-//ust// }
-//ust//
-//ust// printf("The mapping is at %p.\n", m);
-//ust// strcpy(m, "Hello, Mapping!");
-//ust// }
-
-//sig_atomic_t must_quit;
-
-void inthandler(int sig)
-{
- printf("in handler\n");
- exit(0);
-}
-
-int init_int_handler(void)
-{
- int result;
- struct sigaction act;
-
- result = sigemptyset(&act.sa_mask);
- if(result == -1) {
- PERROR("sigemptyset");
- return -1;
- }
-
- act.sa_handler = inthandler;
- act.sa_flags = SA_RESTART;
-
- /* Only defer ourselves. Also, try to restart interrupted
- * syscalls to disturb the traced program as little as possible.
- */
- result = sigaction(SIGINT, &act, NULL);
- if(result == -1) {
- PERROR("sigaction");
- return -1;
- }
-
- return 0;
-}
-
-//ust// DEFINE_MUTEX(probes_mutex);
-//ust//
-//ust// static LIST_HEAD(probes_registered_list);
-//ust//
-//ust// int ltt_marker_connect(const char *channel, const char *mname,
-//ust// const char *pname)
-//ust//
-//ust// {
-//ust// int ret;
-//ust// struct ltt_active_marker *pdata;
-//ust// struct ltt_available_probe *probe;
-//ust//
-//ust// ltt_lock_traces();
-//ust// mutex_lock(&probes_mutex);
-//ust// probe = get_probe_from_name(pname);
-//ust// if (!probe) {
-//ust// ret = -ENOENT;
-//ust// goto end;
-//ust// }
-//ust// pdata = marker_get_private_data(channel, mname, probe->probe_func, 0);
-//ust// if (pdata && !IS_ERR(pdata)) {
-//ust// ret = -EEXIST;
-//ust// goto end;
-//ust// }
-//ust// pdata = kmem_cache_zalloc(markers_loaded_cachep, GFP_KERNEL);
-//ust// if (!pdata) {
-//ust// ret = -ENOMEM;
-//ust// goto end;
-//ust// }
-//ust// pdata->probe = probe;
-//ust// /*
-//ust// * ID has priority over channel in case of conflict.
-//ust// */
-//ust// ret = marker_probe_register(channel, mname, NULL,
-//ust// probe->probe_func, pdata);
-//ust// if (ret)
-//ust// kmem_cache_free(markers_loaded_cachep, pdata);
-//ust// else
-//ust// list_add(&pdata->node, &markers_loaded_list);
-//ust// end:
-//ust// mutex_unlock(&probes_mutex);
-//ust// ltt_unlock_traces();
-//ust// return ret;
-//ust// }
-//ust//
-//ust//
-//ust// int ltt_probe_register(struct ltt_available_probe *pdata)
-//ust// {
-//ust// int ret = 0;
-//ust// int comparison;
-//ust// struct ltt_available_probe *iter;
-//ust//
-//ust// mutex_lock(&probes_mutex);
-//ust// list_for_each_entry_reverse(iter, &probes_registered_list, node) {
-//ust// comparison = strcmp(pdata->name, iter->name);
-//ust// if (!comparison) {
-//ust// ret = -EBUSY;
-//ust// goto end;
-//ust// } else if (comparison > 0) {
-//ust// /* We belong to the location right after iter. */
-//ust// list_add(&pdata->node, &iter->node);
-//ust// goto end;
-//ust// }
-//ust// }
-//ust// /* Should be added at the head of the list */
-//ust// list_add(&pdata->node, &probes_registered_list);
-//ust// end:
-//ust// mutex_unlock(&probes_mutex);
-//ust// return ret;
-//ust// }
-//ust//
-//ust//
-//ust// struct ltt_available_probe default_probe = {
-//ust// .name = "default",
-//ust// .format = NULL,
-//ust// .probe_func = ltt_vtrace,
-//ust// .callbacks[0] = ltt_serialize_data,
-//ust// };
-
-int main()
-{
- int result;
-
- init_int_handler();
-
- init_ustrelay_transport();
-
- printf("page size is %d\n", sysconf(_SC_PAGE_SIZE));
-
- char trace_name[] = "theusttrace";
- char trace_type[] = "ustrelay";
-
- marker_control_init();
-
- marker_probe_register("abc", "testmark", "", probe, NULL);
- marker_probe_register("metadata", "core_marker_id", "channel %s name %s event_id %hu int #1u%zu long #1u%zu pointer #1u%zu size_t #1u%zu alignment #1u%u", probe, NULL);
-//ust// result = ltt_probe_register(&default_probe);
-//ust// if(result)
-//ust// ERR("ltt_probe_register");
-
- result = ltt_marker_connect("abc", "testmark2", "default");
- if(result)
- ERR("ltt_marker_connect");
-
-
- result = ltt_trace_setup(trace_name);
- if(result < 0) {
- ERR("ltt_trace_setup failed");
- return 1;
- }
-
- result = ltt_trace_set_type(trace_name, trace_type);
- if(result < 0) {
- ERR("ltt_trace_set_type failed");
- return 1;
- }
-
- result = ltt_trace_alloc(trace_name);
- if(result < 0) {
- ERR("ltt_trace_alloc failed");
- return 1;
- }
-
- result = ltt_trace_start(trace_name);
- if(result < 0) {
- ERR("ltt_trace_start failed");
- return 1;
- }
-
-
- printf("Hello, World!\n");
-
- for(;;) {
- trace_mark(abc, testmark, "", MARK_NOARGS);
- trace_mark(abc, testmark2, "", MARK_NOARGS);
- sleep(1);
- }
-
- scanf("%*s");
-
- return 0;
-}
projects / ust.git / blobdiff