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Annotation of qemu/trace/stderr.c, revision 1.1.1.1

1.1       root        1: #include "trace.h"
                      2: #include "trace/control.h"
                      3: 
                      4: 
                      5: void trace_print_events(FILE *stream, fprintf_function stream_printf)
                      6: {
                      7:     unsigned int i;
                      8: 
                      9:     for (i = 0; i < NR_TRACE_EVENTS; i++) {
                     10:         stream_printf(stream, "%s [Event ID %u] : state %u\n",
                     11:                       trace_list[i].tp_name, i, trace_list[i].state);
                     12:     }
                     13: }
                     14: 
                     15: bool trace_event_set_state(const char *name, bool state)
                     16: {
                     17:     unsigned int i;
                     18:     unsigned int len;
                     19:     bool wildcard = false;
                     20:     bool matched = false;
                     21: 
                     22:     len = strlen(name);
                     23:     if (len > 0 && name[len - 1] == '*') {
                     24:         wildcard = true;
                     25:         len -= 1;
                     26:     }
                     27:     for (i = 0; i < NR_TRACE_EVENTS; i++) {
                     28:         if (wildcard) {
                     29:             if (!strncmp(trace_list[i].tp_name, name, len)) {
                     30:                 trace_list[i].state = state;
                     31:                 matched = true;
                     32:             }
                     33:             continue;
                     34:         }
                     35:         if (!strcmp(trace_list[i].tp_name, name)) {
                     36:             trace_list[i].state = state;
                     37:             return true;
                     38:         }
                     39:     }
                     40:     return matched;
                     41: }
                     42: 
                     43: bool trace_backend_init(const char *events, const char *file)
                     44: {
                     45:     if (file) {
                     46:         fprintf(stderr, "error: -trace file=...: "
                     47:                 "option not supported by the selected tracing backend\n");
                     48:         return false;
                     49:     }
                     50:     trace_backend_init_events(events);
                     51:     return true;
                     52: }

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