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tools/cexenum: Avoid buffering smtbmc's --progress stderr output

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We were discarding that output anyway and before YosysHQ/mau#5 this
could lead to the mau internal `stderr.readline()` failing.
This commit is contained in:
Jannis Harder 2023-11-30 16:46:20 +01:00
parent aa2a96d7c9
commit eeee1a1ec5
1 changed files with 6 additions and 1 deletions
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7
tools/cexenum/cexenum.py
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@ -470,6 +470,7 @@ class Smtbmc(tl.process.Process):
[ [
"yosys-smtbmc", "yosys-smtbmc",
"--incremental", "--incremental",
"--noprogress",
*App.smtbmc_options, *App.smtbmc_options,
str(smt2_model), str(smt2_model),
], ],
@ -481,7 +482,11 @@ class Smtbmc(tl.process.Process):
async def on_run(self) -> None: async def on_run(self) -> None:
def output_handler(event: tl.process.StdoutEvent): def output_handler(event: tl.process.StdoutEvent):
result = json.loads(event.output) line = event.output.strip()
if line.startswith('{'):
result = json.loads(event.output)
else:
result = dict(msg=line)
tl.log_debug(f"smtbmc > {result!r}") tl.log_debug(f"smtbmc > {result!r}")
if "err" in result: if "err" in result:
exception = tl.logging.LoggedError( exception = tl.logging.LoggedError(