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19cab9fa51
* stacktraces can now show custom runtime msgs * improve tests/stdlib/tstackframes.nim * fix test for --gc:arc * test --stacktraceMsgs:on and --stacktraceMsgs:off * --stacktracemsgs:off by default
31 lines
1.0 KiB
Nim
31 lines
1.0 KiB
Nim
const NimStackTrace = compileOption("stacktrace")
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const NimStackTraceMsgs = compileOption("stacktraceMsgs")
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template procName*(): string =
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## returns current C/C++ function name
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when defined(c) or defined(cpp):
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var name {.inject.}: cstring
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{.emit: "`name` = __func__;".}
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$name
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template getPFrame*(): PFrame =
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## avoids a function call (unlike `getFrame()`)
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block:
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when NimStackTrace:
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var framePtr {.inject.}: PFrame
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{.emit: "`framePtr` = &FR_;".}
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framePtr
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template setFrameMsg*(msg: string, prefix = " ") =
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## attach a msg to current `PFrame`. This can be called multiple times
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## in a given PFrame. Noop unless passing --stacktraceMsgs and --stacktrace
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when NimStackTrace and NimStackTraceMsgs:
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block:
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var fr {.inject.}: PFrame
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{.emit: "`fr` = &FR_;".}
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# consider setting a custom upper limit on size (analog to stack overflow)
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frameMsgBuf.setLen fr.frameMsgLen
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frameMsgBuf.add prefix
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frameMsgBuf.add msg
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fr.frameMsgLen += prefix.len + msg.len
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