style: syntax-check fixes

* data/yacc.c, src/Sbitset.c, src/Sbitset.h, src/muscle-tab.h,
* src/output.c, src/parse-gram.y, src/reader.c, src/symtab.c,
* src/uniqstr.c, src/uniqstr.h: Fix space before parens.
* cfg.mk (_space_before_paren_exempt): Add needed exceptions.

cfg.mk

@@ -135,7 +135,7 @@ _sed_rm_comments_q = $(subst ','\'',$(_sed_remove_comments))
 
 _space_before_paren_exempt =? \\n\\$$
 _space_before_paren_exempt = \
-  (^ *\#|\\n\\$$|%s\(to %s|(date|group|character)\(s\))
+  (^ *\#|(LA)?LR\([01]\)|percent_(code|define)|b4_syncline|m4_(define|init)|symbol)
 # Ensure that there is a space before each open parenthesis in C code.
 sc_space_before_open_paren:
 	@if $(VC_LIST_EXCEPT) | grep -l '\.[ch]$$' > /dev/null; then	\
@@ -175,5 +175,6 @@ $(call exclude,								\
   prohibit_strcmp=^doc/bison\.texi|tests/local\.at$$			\
   prohibit_tab_based_indentation=\.(am|mk)$$|^djgpp/|^\.git		\
   require_config_h_first=^(lib/yyerror|data/(glr|yacc))\.c$$		\
+  space_before_open_paren=^(data/|djgpp/)                               \
   unmarked_diagnostics=^(djgpp/|doc/bison.texi$$|tests/c\+\+\.at$$)	\
 )

data/yacc.c

@@ -199,7 +199,7 @@ static YYLTYPE yyloc_default][]b4_yyloc_default[;]])])[
 #endif
 
 /* The semantic value of the lookahead symbol.  */
-YYSTYPE yylval YY_INITIAL_VALUE(yyval_default);]b4_locations_if([[
+YYSTYPE yylval YY_INITIAL_VALUE (yyval_default);]b4_locations_if([[
 
 /* Location data for the lookahead symbol.  */
 YYLTYPE yylloc]b4_pure_if([ = yyloc_default], [b4_yyloc_default])[;

src/Sbitset.c

@@ -60,7 +60,7 @@ Sbitset__isEmpty (Sbitset self, Sbitset__Index nbits)
 }
 
 void
-Sbitset__fprint(Sbitset self, Sbitset__Index nbits, FILE *file)
+Sbitset__fprint (Sbitset self, Sbitset__Index nbits, FILE *file)
 {
   Sbitset__Index i;
   Sbitset itr;

src/Sbitset.h

@@ -44,31 +44,31 @@ void Sbitset__delete (Sbitset self);
 
 bool Sbitset__isEmpty (Sbitset self, Sbitset__Index nbits);
 
-void Sbitset__fprint(Sbitset self, Sbitset__Index nbits, FILE *file);
+void Sbitset__fprint (Sbitset self, Sbitset__Index nbits, FILE *file);
 
 # define Sbitset__set(SELF, INDEX)                                      \
   do {                                                                  \
     *Sbitset__byteAddress ((SELF), (INDEX)) =                           \
       *Sbitset__byteAddress ((SELF), (INDEX)) | Sbitset__bit_mask (INDEX); \
-  } while(0)
+  } while (0)
 
 # define Sbitset__reset(SELF, INDEX)                                    \
   do {                                                                  \
     *Sbitset__byteAddress ((SELF), (INDEX)) =                           \
       *Sbitset__byteAddress ((SELF), (INDEX)) & ~Sbitset__bit_mask (INDEX); \
-  } while(0)
+  } while (0)
 
 /* NBITS is the size of the bitset.  More than NBITS bits might be reset.  */
 # define Sbitset__zero(SELF, NBITS)             \
   do {                                          \
     memset (SELF, 0, Sbitset__nbytes (NBITS));  \
-  } while(0)
+  } while (0)
 
 /* NBITS is the size of the bitset.  More than NBITS bits might be set.  */
 # define Sbitset__ones(SELF, NBITS)                     \
   do {                                                  \
     memset (SELF, UCHAR_MAX, Sbitset__nbytes (NBITS));  \
-  } while(0)
+  } while (0)
 
 /* NBITS is the size of every bitset.  More than NBITS bits might be set.  */
 # define Sbitset__or(SELF, OTHER1, OTHER2, NBITS)                       \
@@ -79,7 +79,7 @@ void Sbitset__fprint(Sbitset self, Sbitset__Index nbits, FILE *file);
     Sbitset end_self = ptr_self + Sbitset__nbytes (NBITS);              \
     for (; ptr_self < end_self; ++ptr_self, ++ptr_other1, ++ptr_other2) \
       *ptr_self = *ptr_other1 | *ptr_other2;                            \
-  } while(0)
+  } while (0)
 
 # define SBITSET__FOR_EACH(SELF, NBITS, ITER, INDEX)                    \
   for ((ITER) = (SELF); (ITER) < (SELF) + Sbitset__nbytes (NBITS); ++(ITER)) \

src/muscle-tab.h

@@ -78,14 +78,14 @@ extern struct obstack muscle_obstack;
   } while (0)
 
 # define MUSCLE_INSERT_INT(Key, Value)          \
-  MUSCLE_INSERTF(Key, "%d", Value)
+  MUSCLE_INSERTF (Key, "%d", Value)
 
 # define MUSCLE_INSERT_LONG_INT(Key, Value)     \
-  MUSCLE_INSERTF(Key, "%ld", Value)
+  MUSCLE_INSERTF (Key, "%ld", Value)
 
 /* Key -> Value, but don't apply escaping to Value. */
 # define MUSCLE_INSERT_STRING_RAW(Key, Value)   \
-  MUSCLE_INSERTF(Key, "%s", Value)
+  MUSCLE_INSERTF (Key, "%s", Value)
 
 /* Key -> Value, applying M4 escaping to Value. */
 # define MUSCLE_INSERT_STRING(Key, Value)                       \
@@ -96,7 +96,7 @@ extern struct obstack muscle_obstack;
 
 /* Key -> Value, applying C escaping to Value (and then M4). */
 # define MUSCLE_INSERT_C_STRING(Key, Value)                     \
-  MUSCLE_INSERT_STRING(Key, quotearg_style (c_quoting_style, Value))
+  MUSCLE_INSERT_STRING (Key, quotearg_style (c_quoting_style, Value))
 
 
 /* Append VALUE to the current value of KEY, using muscle_grow.  But

src/output.c

@@ -97,13 +97,12 @@ Name (char const *name,                                                 \
   MUSCLE_INSERT_LONG_INT (obstack_finish0 (&format_obstack), lmax);     \
 }
 
-GENERATE_MUSCLE_INSERT_TABLE(muscle_insert_unsigned_int_table, unsigned int)
+GENERATE_MUSCLE_INSERT_TABLE (muscle_insert_unsigned_int_table, unsigned int)
-GENERATE_MUSCLE_INSERT_TABLE(muscle_insert_int_table, int)
+GENERATE_MUSCLE_INSERT_TABLE (muscle_insert_int_table, int)
-GENERATE_MUSCLE_INSERT_TABLE(muscle_insert_base_table, base_number)
+GENERATE_MUSCLE_INSERT_TABLE (muscle_insert_base_table, base_number)
-GENERATE_MUSCLE_INSERT_TABLE(muscle_insert_rule_number_table, rule_number)
+GENERATE_MUSCLE_INSERT_TABLE (muscle_insert_rule_number_table, rule_number)
-GENERATE_MUSCLE_INSERT_TABLE(muscle_insert_symbol_number_table, symbol_number)
+GENERATE_MUSCLE_INSERT_TABLE (muscle_insert_symbol_number_table, symbol_number)
-GENERATE_MUSCLE_INSERT_TABLE(muscle_insert_state_number_table, state_number)
+GENERATE_MUSCLE_INSERT_TABLE (muscle_insert_state_number_table, state_number)
-
 
 /*----------------------------------------------------------------.
 | Print to OUT a representation of CP quoted and escaped for M4.  |
@@ -227,7 +226,7 @@ prepare_rules (void)
       /* LHS of the rule R. */
       r1[r] = rules[r].lhs->number;
       /* Length of rule R's RHS. */
-      r2[r] = rule_rhs_length(&rules[r]);
+      r2[r] = rule_rhs_length (&rules[r]);
       /* Line where rule was defined. */
       rline[r] = rules[r].location.start.line;
       /* Dynamic precedence (GLR).  */
@@ -417,31 +416,31 @@ prepare_symbol_definitions (void)
 
       /* Whether the symbol has an identifier.  */
       value = symbol_id_get (sym);
-      SET_KEY("has_id");
+      SET_KEY ("has_id");
       MUSCLE_INSERT_INT (key, !!value);
 
       /* Its identifier.  */
-      SET_KEY("id");
+      SET_KEY ("id");
       MUSCLE_INSERT_STRING (key, value ? value : "");
 
       /* Its tag.  Typically for documentation purpose.  */
-      SET_KEY("tag");
+      SET_KEY ("tag");
       MUSCLE_INSERT_STRING (key, sym->tag);
 
-      SET_KEY("user_number");
+      SET_KEY ("user_number");
       MUSCLE_INSERT_INT (key, sym->user_token_number);
 
-      SET_KEY("is_token");
+      SET_KEY ("is_token");
       MUSCLE_INSERT_INT (key,
                          i < ntokens && sym != errtoken && sym != undeftoken);
 
-      SET_KEY("number");
+      SET_KEY ("number");
       MUSCLE_INSERT_INT (key, sym->number);
 
-      SET_KEY("has_type");
+      SET_KEY ("has_type");
       MUSCLE_INSERT_INT (key, !!sym->type_name);
 
-      SET_KEY("type");
+      SET_KEY ("type");
       MUSCLE_INSERT_STRING (key, sym->type_name ? sym->type_name : "");
 
       {
@@ -451,18 +450,18 @@ prepare_symbol_definitions (void)
             /* "printer", not "%printer".  */
             char const *pname = code_props_type_string (j) + 1;
             code_props const *p = symbol_code_props_get (sym, j);
-            SET_KEY2("has", pname);
+            SET_KEY2 ("has", pname);
             MUSCLE_INSERT_INT (key, !!p->code);
 
             if (p->code)
               {
-                SET_KEY2(pname, "file");
+                SET_KEY2 (pname, "file");
                 MUSCLE_INSERT_STRING (key, p->location.start.file);
 
-                SET_KEY2(pname, "line");
+                SET_KEY2 (pname, "line");
                 MUSCLE_INSERT_INT (key, p->location.start.line);
 
-                SET_KEY(pname);
+                SET_KEY (pname);
                 MUSCLE_INSERT_STRING_RAW (key, p->code);
               }
           }

src/parse-gram.c

@@ -1,4 +1,4 @@
-/* A Bison parser, made by GNU Bison 2.7.1.1188-e7178.  */
+/* A Bison parser, made by GNU Bison 2.7.90.  */
 
 /* Bison implementation for Yacc-like parsers in C
 
@@ -44,7 +44,7 @@
 #define YYBISON 1
 
 /* Bison version.  */
-#define YYBISON_VERSION "2.7.1.1188-e7178"
+#define YYBISON_VERSION "2.7.90"
 
 /* Skeleton name.  */
 #define YYSKELETON_NAME "yacc.c"
@@ -1734,7 +1734,7 @@ static YYLTYPE yyloc_default
 #endif
 
 /* The semantic value of the lookahead symbol.  */
-YYSTYPE yylval YY_INITIAL_VALUE(yyval_default);
+YYSTYPE yylval YY_INITIAL_VALUE (yyval_default);
 
 /* Location data for the lookahead symbol.  */
 YYLTYPE yylloc = yyloc_default;
@@ -2624,7 +2624,7 @@ yyreduce:
 
   case 96:
 #line 630 "src/parse-gram.y" /* yacc.c:1663  */
-    { (yyval.named_ref) = named_ref_new((yyvsp[0].uniqstr), (yylsp[0])); }
+    { (yyval.named_ref) = named_ref_new ((yyvsp[0].uniqstr), (yylsp[0])); }
 #line 2629 "src/parse-gram.c" /* yacc.c:1663  */
     break;
 
@@ -2981,7 +2981,7 @@ lloc_default (YYLTYPE const *rhs, int n)
 static
 char *strip_braces (char *code)
 {
-  code[strlen(code) - 1] = 0;
+  code[strlen (code) - 1] = 0;
   return code + 1;
 }
 

src/parse-gram.h

@@ -1,4 +1,4 @@
-/* A Bison parser, made by GNU Bison 2.7.1.1188-e7178.  */
+/* A Bison parser, made by GNU Bison 2.7.90.  */
 
 /* Bison interface for Yacc-like parsers in C
 

src/parse-gram.y

@@ -627,7 +627,7 @@ rhs:
 
 named_ref.opt:
   %empty         { $$ = 0; }
-| BRACKETED_ID   { $$ = named_ref_new($1, @1); }
+| BRACKETED_ID   { $$ = named_ref_new ($1, @1); }
 ;
 
 /*---------------------.
@@ -750,7 +750,7 @@ lloc_default (YYLTYPE const *rhs, int n)
 static
 char *strip_braces (char *code)
 {
-  code[strlen(code) - 1] = 0;
+  code[strlen (code) - 1] = 0;
   return code + 1;
 }
 

src/reader.c

@@ -516,7 +516,7 @@ grammar_current_rule_symbol_append (symbol *sym, location loc,
     grammar_midrule_action ();
   p = grammar_symbol_append (sym, loc);
   if (name)
-    assign_named_ref(p, name);
+    assign_named_ref (p, name);
   if (sym->status == undeclared || sym->status == used)
     sym->status = needed;
 }

src/symtab.c

@@ -450,7 +450,7 @@ semantic_type_check_defined (semantic_type *sem_type)
   /* <*> and <> do not have to be "declared".  */
   if (sem_type->status == declared
       || !*sem_type->tag
-      || STREQ(sem_type->tag, "*"))
+      || STREQ (sem_type->tag, "*"))
     {
       int i;
       for (i = 0; i < 2; ++i)
@@ -1110,7 +1110,7 @@ static void
 init_assoc (void)
 {
   graphid i;
-  used_assoc = xcalloc(nsyms, sizeof(*used_assoc));
+  used_assoc = xcalloc (nsyms, sizeof *used_assoc);
   for (i = 0; i < nsyms; ++i)
     used_assoc[i] = false;
 }

src/uniqstr.c

@@ -105,7 +105,7 @@ uniqstr_print_processor (void *ustr, void *null ATTRIBUTE_UNUSED)
 
 
 int
-uniqstr_cmp(uniqstr l, uniqstr r)
+uniqstr_cmp (uniqstr l, uniqstr r)
 {
   return (l == r ? 0
           : !l ? -1

src/uniqstr.h

@@ -40,7 +40,7 @@ uniqstr uniqstr_vsprintf (char const *format, ...)
 
 /* Compare two uniqstr a la strcmp: negative for <, nul for =, and
    positive for >.  Undefined order, relies on addresses.  */
-int uniqstr_cmp(uniqstr u1, uniqstr u2);
+int uniqstr_cmp (uniqstr u1, uniqstr u2);
 
 /* Die if STR is not a uniqstr.  */
 void uniqstr_assert (char const *str);