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examples: lexcalc: demonstrate location tracking

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The bistromathic example should not use Flex, it makes it too complex.
But it was the only example to show location tracking with Flex.

* examples/c/lexcalc/lexcalc.test, examples/c/lexcalc/parse.y,
* examples/c/lexcalc/scan.l: Demonstrate location tracking as is done
in bistromathic.
This commit is contained in:
Akim Demaille
2020-02-29 09:54:34 +01:00
parent b870d5fee4
commit 388e12ac0f
8 changed files with 46 additions and 16 deletions
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2
examples/c/lexcalc/README.md
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@@ -3,6 +3,8 @@
This directory contains lexcalc, the traditional example of using Flex and
Bison to build a simple calculator.
It features detailed syntax errors with locations.
<!---
Local Variables:
fill-column: 76