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yacc.c: simplify use of YYDPRINTF

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* data/skeletons/yacc.c (YYDPRINTF): Expand to no-op (instead of
nothing) when disabled.
Simplify callers.
This commit is contained in:
Akim Demaille
2020-01-06 20:09:49 +01:00
parent 8036635251
commit 2116af766a
1 changed files with 5 additions and 8 deletions
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13
data/skeletons/yacc.c
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@@ -764,7 +764,7 @@ do { \
multiple parsers can coexist. */ multiple parsers can coexist. */
int yydebug; int yydebug;
#else /* !]b4_api_PREFIX[DEBUG */ #else /* !]b4_api_PREFIX[DEBUG */
# define YYDPRINTF(Args) # define YYDPRINTF(Args) ((void) 0)
# define YY_SYMBOL_PRINT(Title, Type, Value, Location) # define YY_SYMBOL_PRINT(Title, Type, Value, Location)
# define YY_STACK_PRINT(Bottom, Top) # define YY_STACK_PRINT(Bottom, Top)
# define YY_REDUCE_PRINT(Rule) # define YY_REDUCE_PRINT(Rule)
@@ -914,9 +914,8 @@ do { \
do { \ do { \
if (yy_lac_established) \ if (yy_lac_established) \
{ \ { \
if (yydebug) \ YYDPRINTF ((stderr, "LAC: initial context discarded due to " \
YYFPRINTF (stderr, "LAC: initial context discarded due to " \ Event "\n")); \
Event "\n"); \
yy_lac_established = 0; \ yy_lac_established = 0; \
} \ } \
} while (0) } while (0)
@@ -1211,10 +1210,8 @@ yysyntax_error (YYPTRDIFF_T *yymsg_alloc, char **yymsg,
yyarg[yycount++] = yytname[yyx]; yyarg[yycount++] = yytname[yyx];
} }
}]b4_lac_if([[ }]b4_lac_if([[
# if ]b4_api_PREFIX[DEBUG else
else if (yydebug) YYDPRINTF ((stderr, "No expected tokens.\n"));]])[
YYFPRINTF (stderr, "No expected tokens.\n");
# endif]])[
} }
switch (yycount) switch (yycount)