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examples: add a complete example with all the bells and whistles

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* examples/c/bistromathic/Makefile,
* examples/c/bistromathic/README.md,
* examples/c/bistromathic/bistromathic.test,
* examples/c/bistromathic/local.mk,
* examples/c/bistromathic/parse.y,
* examples/c/bistromathic/scan.l:
New.

* Makefile.am (AM_YFLAGS_WITH_LINES): Add -Wdangling-alias.
* examples/test: Make failure errors easier to read.
This commit is contained in:
Akim Demaille
2020-01-25 19:38:39 +01:00
parent 7bfff37f01
commit f374310119
10 changed files with 455 additions and 5 deletions
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16
examples/c/README.md
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@@ -48,6 +48,14 @@ until the input is drained.
This example is a straightforward conversion of the 'calc' example to the
push-parser model.
## bistromathic - all the bells and whistles
This example demonstrates the best practices when using Bison.
- Its interface is pure.
- It uses a custom syntax error with location tracking, lookahead correction
and token internationalization.
- It enables debug trace support with formatting of semantic values.
It also uses Flex to generate the scanner.
<!---
@@ -65,6 +73,8 @@ Invariant Sections, with no Front-Cover Texts, and with no Back-Cover
Texts. A copy of the license is included in the "GNU Free
Documentation License" file as part of this distribution.
# LocalWords: mfcalc calc parsers yy rpcalc lexcalc redux reccalc ispell
# LocalWords: reentrant tokenized american postfix
--->
LocalWords: mfcalc calc parsers yy rpcalc lexcalc redux reccalc ispell
LocalWords: reentrant tokenized american postfix pushcalc bistromathic
LocalWords: lookahead
-->