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ca016b6527
errno.h isn't used in auxtrace.h so remove it and fix build failures caused by transitive dependencies through auxtrace.h on errno.h. Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: James Clark <james.clark@linaro.org> Signed-off-by: Namhyung Kim <namhyung@kernel.org>
63 lines
1.5 KiB
C
63 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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// Copyright (C) 2019, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
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#include <errno.h>
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#include "evswitch.h"
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#include "evlist.h"
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bool evswitch__discard(struct evswitch *evswitch, struct evsel *evsel)
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{
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if (evswitch->on && evswitch->discarding) {
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if (evswitch->on != evsel)
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return true;
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evswitch->discarding = false;
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if (!evswitch->show_on_off_events)
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return true;
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return false;
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}
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if (evswitch->off && !evswitch->discarding) {
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if (evswitch->off != evsel)
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return false;
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evswitch->discarding = true;
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if (!evswitch->show_on_off_events)
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return true;
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}
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return false;
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}
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static int evswitch__fprintf_enoent(FILE *fp, const char *evtype, const char *evname)
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{
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int printed = fprintf(fp, "ERROR: switch-%s event not found (%s)\n", evtype, evname);
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return printed += fprintf(fp, "HINT: use 'perf evlist' to see the available event names\n");
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}
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int evswitch__init(struct evswitch *evswitch, struct evlist *evlist, FILE *fp)
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{
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if (evswitch->on_name) {
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evswitch->on = evlist__find_evsel_by_str(evlist, evswitch->on_name);
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if (evswitch->on == NULL) {
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evswitch__fprintf_enoent(fp, "on", evswitch->on_name);
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return -ENOENT;
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}
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evswitch->discarding = true;
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}
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if (evswitch->off_name) {
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evswitch->off = evlist__find_evsel_by_str(evlist, evswitch->off_name);
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if (evswitch->off == NULL) {
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evswitch__fprintf_enoent(fp, "off", evswitch->off_name);
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return -ENOENT;
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}
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}
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return 0;
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}
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