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skeletons: avoid b4_error_verbose_if, which is confusing

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parse.error has more than two possible values.

* data/skeletons/bison.m4 (b4_error_verbose_if, b4_error_verbose_flag):
Remove.
(b4_parse_error_case, b4_parse_error_bmatch): New.
Adjust dependencies.
This commit is contained in:
Akim Demaille
2020-02-10 07:23:03 +01:00
parent 8dd8137c38
commit bc74b4b15a
5 changed files with 27 additions and 25 deletions
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24
data/skeletons/bison.m4
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@@ -1016,20 +1016,24 @@ m4_define([b4_bison_locations_if],
[b4_locations_if([b4_percent_define_ifdef([[api.location.type]], [], [$1])])])
# b4_error_verbose_if([IF-ERRORS-ARE-VERBOSE], [IF-NOT])
# %define parse.error "(custom|detailed|simple|verbose)"
# ------------------------------------------------------
# Map %define parse.error "(custom|detailed|simple|verbose)" to
# b4_error_verbose_if and b4_error_verbose_flag.
b4_percent_define_default([[parse.error]], [[simple]])
b4_percent_define_check_values([[[[parse.error]],
[[custom]], [[detailed]], [[simple]], [[verbose]]]])
m4_define([b4_error_verbose_flag],
[m4_case(b4_percent_define_get([[parse.error]]),
[custom], [[1]],
[detailed], [[1]],
[simple], [[0]],
[verbose], [[1]])])
b4_define_flag_if([error_verbose])
# b4_parse_error_case(CASE1, THEN1, CASE2, THEN2, ..., ELSE)
# ----------------------------------------------------------
m4_define([b4_parse_error_case],
[m4_case(b4_percent_define_get([[parse.error]]), $@)])
# b4_parse_error_bmatch(PATTERN1, THEN1, PATTERN2, THEN2, ..., ELSE)
# ------------------------------------------------------------------
m4_define([b4_parse_error_bmatch],
[m4_bmatch(b4_percent_define_get([[parse.error]]), $@)])
# b4_variant_if([IF-VARIANT-ARE-USED], [IF-NOT])
# ----------------------------------------------