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api.location.type: support it in C

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Reported by Balázs Scheidler.

* data/skeletons/c.m4 (b4_location_type_define): Use api.location.type
if defined.
* doc/bison.texi: Document it.
* tests/local.at (AT_C_IF, AT_LANG_CASE): New.
Support Span in C.
* tests/calc.at (Span): Convert it to be usable in C and C++.
Check api.location.type with yacc.c and glr.c.
This commit is contained in:
Akim Demaille
2019-04-22 19:24:11 +02:00
parent 971e72514f
commit 9260e5ca4f
7 changed files with 58 additions and 22 deletions
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9
NEWS
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@@ -86,6 +86,15 @@ GNU Bison NEWS
%define api.header.include {<parser/parse.h>}
*** api.location.type is now supported in C (yacc.c, glr.c)
The %define variable api.location.type defines the name of the type to use
for locations. When defined, Bison no longer defines YYLTYPE.
This can be used in programs with several parsers to factor their
definition of locations: let one of them generate them, and the others
just use them.
** Documentation
A new example in C shows an simple infix calculator with a hand-written