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skeletons: simplify the handling of default api.location.type

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* data/bison.m4 (b4_bison_locations_if): New.
* data/glr.cc, data/lalr1.cc: Use it.
This commit is contained in:
Akim Demaille
2012-12-15 15:27:10 +01:00
parent 50977317cd
commit bcd80897f3
3 changed files with 18 additions and 18 deletions
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16
data/glr.cc
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@@ -47,8 +47,7 @@
m4_define([b4_pure_flag], [1])
m4_include(b4_pkgdatadir/[c++.m4])
b4_locations_if([b4_percent_define_ifdef([[api.location.type]], [],
[m4_include(b4_pkgdatadir/[location.cc])])])
b4_bison_locations_if([m4_include(b4_pkgdatadir/[location.cc])])
m4_define([b4_parser_class_name],
[b4_percent_define_get([[parser_class_name]])])
@@ -84,10 +83,9 @@ b4_locations_if([,
]])[
# Hijack the initial action to initialize the locations.
]b4_locations_if([b4_percent_define_ifdef([[api.location.type]], [],
[m4_define([b4_initial_action],
]b4_bison_locations_if([m4_define([b4_initial_action],
[yylloc.initialize ();]m4_ifdef([b4_initial_action], [
m4_defn([b4_initial_action])]))])])[
m4_defn([b4_initial_action])]))])[
# Hijack the post prologue to insert early definition of YYLLOC_DEFAULT
# and declaration of yyerror.
@@ -224,16 +222,14 @@ b4_percent_code_get([[requires]])[
#include <stdexcept>
#include <string>
#include <iostream>]b4_defines_if([
b4_locations_if([b4_percent_define_ifdef([[api.location.type]], [],
[[#include "location.hh"]])])])[
b4_bison_locations_if([[#include "location.hh"]])])[
]b4_YYDEBUG_define[
]b4_namespace_open[
]b4_defines_if([],
[b4_locations_if([b4_percent_define_ifdef([[api.location.type]], [],
[b4_position_define
b4_location_define])])])[
[b4_bison_locations_if([b4_position_define
b4_location_define])])[
/// A Bison parser.
class ]b4_parser_class_name[