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Annotation of qemu/trace/stderr.c, revision 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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