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Enable building tracing in chip-tool by default #13702

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Jan 19, 2022
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Enable building tracing in chip-tool by default #13702

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768534e
Enable building tracing in chip-tool by default
tcarmelveilleux Jan 19, 2022
5986a8c
Restyled by prettier-markdown
restyled-commits Jan 19, 2022
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13 changes: 4 additions & 9 deletions examples/chip-tool/README.md
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Expand Up @@ -29,21 +29,16 @@ scripts/examples/gn_build_example.sh examples/chip-tool SOME-PATH/

which puts the binary at `SOME-PATH/chip-tool`.

### Building with message tracing
### Using message tracing

Message tracing allows capture of the secure messages which can be used for test
automation.

```
gn gen out/with_trace/ --args='import("//with_pw_trace.gni")'
ninja -C out/with_trace chip-tool
```

This enables tracing and adds additional flags to chip-tool to control where the
traces should go:
There are additional flags to chip-tool to control where the traces should go:

- --trace_file <file> Outputs trace data to the specified file.
- --trace_log Outputs trace data to the chip log stream.
- --trace_log <0/1> Outputs trace data to the console with automation logs if
set to 1

For example:

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1 change: 1 addition & 0 deletions examples/chip-tool/args.gni
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Expand Up @@ -15,6 +15,7 @@
import("//build_overrides/chip.gni")

import("${chip_root}/config/standalone/args.gni")
import("${chip_root}/examples/chip-tool/with_pw_trace.gni")

chip_device_project_config_include = "<CHIPProjectAppConfig.h>"
chip_project_config_include = "<CHIPProjectAppConfig.h>"
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