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Annotation of qemu/trace/default.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Default implementation for backend initialization from commandline.
        !             3:  *
        !             4:  * Copyright (C) 2011 Lluís Vilanova <[email protected]>
        !             5:  *
        !             6:  * This work is licensed under the terms of the GNU GPL, version 2.  See
        !             7:  * the COPYING file in the top-level directory.
        !             8:  */
        !             9: 
        !            10: #include "trace/control.h"
        !            11: 
        !            12: 
        !            13: void trace_print_events(FILE *stream, fprintf_function stream_printf)
        !            14: {
        !            15:     fprintf(stderr, "warning: "
        !            16:             "cannot print the trace events with the current backend\n");
        !            17:     stream_printf(stream, "error: "
        !            18:                   "operation not supported with the current backend\n");
        !            19: }
        !            20: 
        !            21: bool trace_event_set_state(const char *name, bool state)
        !            22: {
        !            23:     fprintf(stderr, "warning: "
        !            24:             "cannot set the state of a trace event with the current backend\n");
        !            25:     return false;
        !            26: }
        !            27: 
        !            28: bool trace_backend_init(const char *events, const char *file)
        !            29: {
        !            30:     if (events) {
        !            31:         fprintf(stderr, "error: -trace events=...: "
        !            32:                 "option not supported by the selected tracing backend\n");
        !            33:         return false;
        !            34:     }
        !            35:     if (file) {
        !            36:         fprintf(stderr, "error: -trace file=...: "
        !            37:                 "option not supported by the selected tracing backend\n");
        !            38:         return false;
        !            39:     }
        !            40:     return true;
        !            41: }

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