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skeletons: b4_args -> b4_join to prepare forthcoming changes

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* data/bison.m4 (b4_args, _b4_args): Rename as...
(b4_join, _b4_join): these.
* data/c++.m4, data/lalr1.cc, data/variant.hh: Adjust.
This commit is contained in:
Akim Demaille
2012-08-02 14:24:15 +02:00
parent 86027be930
commit 710c4a6571
4 changed files with 23 additions and 23 deletions
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14
data/bison.m4
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@@ -206,23 +206,23 @@ m4_define([b4_subtract],
[m4_eval([$1 - $2])],
[($1) - ($2)])])
# b4_args(ARG1, ...)
# _b4_args(ARG1, ...)
# b4_join(ARG1, ...)
# _b4_join(ARG1, ...)
# -------------------
# Join with comma, skipping empty arguments.
# b4_args calls itself recursively until it sees the first non-empty
# argument, then calls _b4_args which prepends each non-empty argument
# b4_join calls itself recursively until it sees the first non-empty
# argument, then calls _b4_join which prepends each non-empty argument
# with a comma.
m4_define([b4_args],
m4_define([b4_join],
[m4_if([$#$1],
[1], [],
[m4_ifval([$1],
[$1[]_$0(m4_shift($@))],
[$0(m4_shift($@))])])])
# _b4_args(ARGS1, ...)
# _b4_join(ARGS1, ...)
# --------------------
m4_define([_b4_args],
m4_define([_b4_join],
[m4_if([$#$1],
[1], [],
[m4_ifval([$1], [, $1])[]$0(m4_shift($@))])])