[PATCH 3/3] style: fix missing space before paren

* cfg.mk (_space_before_paren_exempt): Be less laxist.
* src/output.c, src/reader.c: Fix space before paren issues.
Pacify the warnings where applicable.
---
 cfg.mk       | 2 +-
 src/output.c | 8 ++++----
 src/reader.c | 4 ++--
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/cfg.mk b/cfg.mk
index e1547a05..2a1b0831 100644
--- a/cfg.mk
+++ b/cfg.mk
@@ -126,7 +126,7 @@ _sed_rm_comments_q = $(subst ','\'',$(_sed_remove_comments))
 
 _space_before_paren_exempt =? \\n\\$$
 _space_before_paren_exempt = \
-  (^ *\#|(LA)?LR\([01]\)|percent_(code|define)|b4_syncline|m4_(define|init)|symbol)
+  (^ *\#|(LA)?LR\([01]\)|percent_(code|define)|b4_syncline|m4_(define|init))
 # 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	\
diff --git a/src/output.c b/src/output.c
index db996283..d550c470 100644
--- a/src/output.c
+++ b/src/output.c
@@ -249,7 +249,7 @@ prepare_symbol_names (char const *muscle_name)
       if (i)
         obstack_1grow (&format_obstack, ' ');
       if (translatable)
-        obstack_sgrow (&format_obstack, "]b4_symbol_translate([");
+        obstack_sgrow (&format_obstack, "]b4_symbol_translate""([");
       obstack_escape (&format_obstack, cp);
       if (translatable)
         obstack_sgrow (&format_obstack, "])[");
@@ -554,7 +554,7 @@ prepare_symbol_definitions (void)
   /* Map "orig NUM" to new numbers.  See data/README.  */
   for (symbol_number i = ntokens; i < nsyms + nuseless_nonterminals; ++i)
     {
-      obstack_printf (&format_obstack, "symbol(orig %d, number)", i);
+      obstack_printf (&format_obstack, "symbol""(orig %d, number)", i);
       const char *key = obstack_finish0 (&format_obstack);
       MUSCLE_INSERT_INT (key, nterm_map ? nterm_map[i - ntokens] : i);
     }
@@ -565,12 +565,12 @@ prepare_symbol_definitions (void)
       const char *key;
 
 #define SET_KEY(Entry)                                          \
-      obstack_printf (&format_obstack, "symbol(%d, %s)",        \
+      obstack_printf (&format_obstack, "symbol""(%d, %s)",        \
                       i, Entry);                                \
       key = obstack_finish0 (&format_obstack);
 
 #define SET_KEY2(Entry, Suffix)                                 \
-      obstack_printf (&format_obstack, "symbol(%d, %s_%s)",     \
+      obstack_printf (&format_obstack, "symbol""(%d, %s_%s)",     \
                       i, Entry, Suffix);                        \
       key = obstack_finish0 (&format_obstack);
 
diff --git a/src/reader.c b/src/reader.c
index 29222ef3..2bc1cf6e 100644
--- a/src/reader.c
+++ b/src/reader.c
@@ -406,8 +406,8 @@ grammar_midrule_action (void)
      action.  Create the MIDRULE.  */
   location dummy_loc = current_rule->action_props.location;
   symbol *dummy = dummy_symbol_get (dummy_loc);
-  symbol_type_set(dummy,
-                  current_rule->action_props.type, current_rule->action_props.location);
+  symbol_type_set (dummy,
+                   current_rule->action_props.type, current_rule->action_props.location);
   symbol_list *midrule = symbol_list_sym_new (dummy, dummy_loc);
 
   /* Remember named_ref of previous action. */
-- 
2.28.0