| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | #include <string.h> | ||
| 2 | #include "trace.h" | ||
| 3 | #include "util/array.h" | ||
| 4 | #include "util/debug.h" | ||
| 5 | #include "util/str-util.h" | ||
| 6 | #include "util/xstring.h" | ||
| 7 | |||
| 8 | #if TRACE_LOGGING_ENABLED | ||
| 9 | |||
| 10 | // NOLINTNEXTLINE(*-avoid-non-const-global-variables) | ||
| 11 | static TraceLoggingFlags trace_flags = 0; | ||
| 12 | |||
| 13 | static const char trace_names[][8] = { | ||
| 14 | "command", | ||
| 15 | "input", | ||
| 16 | "output", | ||
| 17 | }; | ||
| 18 | |||
| 19 | // Example valid input: "command,status,input" | ||
| 20 | 154 | static TraceLoggingFlags trace_flags_from_str(const char *str) | |
| 21 | { | ||
| 22 |
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154 | if (!str || str[0] == '\0') { |
| 23 | return 0; | ||
| 24 | } | ||
| 25 | 132 | bool all = streq(str, "all"); | |
| 26 |
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132 | return all ? TRACEFLAGS_ALL : STR_TO_BITFLAGS(str, trace_names, true); |
| 27 | } | ||
| 28 | |||
| 29 | 22 | UNITTEST { | |
| 30 | 22 | CHECK_STRING_ARRAY(trace_names); | |
| 31 | // NOLINTBEGIN(bugprone-assert-side-effect) | ||
| 32 | 22 | BUG_ON(trace_flags_from_str("output") != TRACEFLAG_OUTPUT); | |
| 33 | 22 | BUG_ON(trace_flags_from_str(",x,, ,output,,") != TRACEFLAG_OUTPUT); | |
| 34 | 22 | BUG_ON(trace_flags_from_str("command,input") != (TRACEFLAG_COMMAND | TRACEFLAG_INPUT)); | |
| 35 | 22 | BUG_ON(trace_flags_from_str("command,inpu") != TRACEFLAG_COMMAND); | |
| 36 | 22 | BUG_ON(trace_flags_from_str("") != 0); | |
| 37 | 22 | BUG_ON(trace_flags_from_str(",") != 0); | |
| 38 | 22 | BUG_ON(trace_flags_from_str("a") != 0); | |
| 39 | // NOLINTEND(bugprone-assert-side-effect) | ||
| 40 | 22 | } | |
| 41 | |||
| 42 | ✗ | bool set_trace_logging_flags(const char *flag_str) | |
| 43 | { | ||
| 44 | ✗ | if (!log_level_enabled(LOG_LEVEL_TRACE)) { | |
| 45 | return false; | ||
| 46 | } | ||
| 47 | |||
| 48 | ✗ | BUG_ON(trace_flags); // Should only be called once | |
| 49 | ✗ | trace_flags = trace_flags_from_str(flag_str); | |
| 50 | ✗ | return (trace_flags != 0); | |
| 51 | } | ||
| 52 | |||
| 53 | // Return true if *any* 1 bits in `flags` are enabled in `trace_flags` | ||
| 54 | 18 | bool log_trace_enabled(TraceLoggingFlags flags) | |
| 55 | { | ||
| 56 | 18 | return !!(trace_flags & flags); | |
| 57 | } | ||
| 58 | |||
| 59 | 18 | void log_trace(TraceLoggingFlags flags, const char *file, int line, const char *fmt, ...) | |
| 60 | { | ||
| 61 |
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18 | if (!log_trace_enabled(flags)) { |
| 62 | 18 | return; | |
| 63 | } | ||
| 64 | ✗ | va_list ap; | |
| 65 | ✗ | va_start(ap, fmt); | |
| 66 | ✗ | log_msgv(LOG_LEVEL_TRACE, file, line, fmt, ap); | |
| 67 | ✗ | va_end(ap); | |
| 68 | } | ||
| 69 | |||
| 70 | #endif // TRACE_LOGGING_ENABLED | ||
| 71 |