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Diffstat (limited to 'etc/grammars/README')
| -rw-r--r-- | etc/grammars/README | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/etc/grammars/README b/etc/grammars/README new file mode 100644 index 00000000000..c8328bbc885 --- /dev/null +++ b/etc/grammars/README @@ -0,0 +1,20 @@ +This directory contains grammar files in Bison and Wisent, used to +generate the parser data in the lisp/semantic/bovine/ and +lisp/semantic/wisent/ directories. You can run the parser generators +with + +emacs -batch --no-site-file -l bovine-grammar.el -f semantic-mode \ + -f semantic-grammar-batch-build-packages *.by + +emacs -batch --no-site-file -l wisent-grammar.el -f semantic-mode \ + -f semantic-grammar-batch-build-packages *.wy + +The output files were subsequently edited by hand to fix copyright +headers, variable names (to follow library name conventions), and +feature names. These changes do not alter the code logic, and can be +viewed by diffing to the files in lisp/semantic/bovine/ and +lisp/semantic/wisent/. + +Currently, the parser files in lisp/ are not generated directly from +these grammar files when making Emacs. This state of affairs, and the +contents of this directory, will change in a future version of Emacs. |