printer/destructor: translate only once

[bison.git] / src / output.c

diff --git a/src/output.c b/src/output.c
index c481e14e9cac8960b168c80afa9e624efd334f9b..d52a711393cf960b73c0a55ad8f69d752d699096 100644 (file)
--- a/src/output.c
+++ b/src/output.c
@@ -110,29 +110,39 @@ GENERATE_MUSCLE_INSERT_TABLE(muscle_insert_item_number_table, item_number)
 GENERATE_MUSCLE_INSERT_TABLE(muscle_insert_state_number_table, state_number)
 
 
-/*--------------------------------------------------------------------.
-| Print to OUT a representation of STRING escaped both for C and M4.  |
-`--------------------------------------------------------------------*/
+/*----------------------------------------------------------------.
+| Print to OUT a representation of CP quoted and escaped for M4.  |
+`----------------------------------------------------------------*/
 
 static void
-escaped_output (FILE *out, char const *string)
+quoted_output (FILE *out, char const *cp)
 {
-  char const *p;
   fprintf (out, "[[");
 
-  for (p = quotearg_style (c_quoting_style, string); *p; p++)
-    switch (*p)
+  for (; *cp; cp++)
+    switch (*cp)
       {
       case '$': fputs ("$][", out); break;
       case '@': fputs ("@@",  out); break;
       case '[': fputs ("@{",  out); break;
       case ']': fputs ("@}",  out); break;
-      default: fputc (*p, out); break;
+      default:  fputc (*cp,   out); break;
       }
 
   fprintf (out, "]]");
 }
 
+/*----------------------------------------------------------------.
+| Print to OUT a representation of STRING quoted and escaped both |
+| for C and M4.                                                   |
+`----------------------------------------------------------------*/
+
+static void
+string_output (FILE *out, char const *string)
+{
+  quoted_output (out, quotearg_style (c_quoting_style, string));
+}
+
 
 /*------------------------------------------------------------------.
 | Prepare the muscles related to the symbols: translate, tname, and |
@@ -142,7 +152,6 @@ escaped_output (FILE *out, char const *string)
 static void
 prepare_symbols (void)
 {
-  MUSCLE_INSERT_BOOL ("token_table", token_table_flag);
   MUSCLE_INSERT_INT ("tokens_number", ntokens);
   MUSCLE_INSERT_INT ("nterms_number", nvars);
   MUSCLE_INSERT_INT ("undef_token_number", undeftoken->number);
@@ -176,7 +185,7 @@ prepare_symbols (void)
 
        if (i)
          obstack_1grow (&format_obstack, ' ');
-       MUSCLE_OBSTACK_SGROW (&format_obstack, cp);
+       obstack_escape (&format_obstack, cp);
         free (cp);
        obstack_1grow (&format_obstack, ',');
        j += width;
@@ -300,7 +309,7 @@ user_actions_output (FILE *out)
       {
        fprintf (out, "b4_case(%d, [b4_syncline(%d, ", r + 1,
                 rules[r].action_location.start.line);
-       escaped_output (out, rules[r].action_location.start.file);
+       string_output (out, rules[r].action_location.start.file);
        fprintf (out, ")\n[    %s]])\n\n", rules[r].action);
       }
   fputs ("])\n\n", out);
@@ -406,12 +415,15 @@ symbol_code_props_output (FILE *out, char const *what,
              code, optional typename.  */
           fprintf (out, "%s[", sep);
           sep = ",\n";
-          escaped_output (out, loc.start.file);
+          string_output (out, loc.start.file);
           fprintf (out, ", %d, ", loc.start.line);
-          escaped_output (out, sym->tag);
+          quoted_output (out, sym->tag);
           fprintf (out, ", %d, [[%s]]", sym->number, code);
           if (sym->type_name)
-            fprintf (out, ", [[%s]]", sym->type_name);
+            {
+              fputs (", ", out);
+              quoted_output (out, sym->type_name);
+            }
           fputc (']', out);
         }
     }
@@ -512,7 +524,7 @@ output_skeleton (void)
   full_skeleton = xmalloc (pkgdatadirlen + 1
                           + (skeleton_size < sizeof m4sugar
                              ? sizeof m4sugar : skeleton_size));
-  strncpy (full_skeleton, pkgdatadir, pkgdatadirlen);
+  memcpy (full_skeleton, pkgdatadir, pkgdatadirlen);
   full_skeleton[pkgdatadirlen] = '/';
   strcpy (full_skeleton + pkgdatadirlen + 1, m4sugar);
   full_m4sugar = xstrdup (full_skeleton);
@@ -624,6 +636,7 @@ prepare (void)
   MUSCLE_INSERT_BOOL ("nondeterministic_flag", nondeterministic_parser);
   MUSCLE_INSERT_BOOL ("synclines_flag", !no_lines_flag);
   MUSCLE_INSERT_BOOL ("tag_seen_flag", tag_seen);
+  MUSCLE_INSERT_BOOL ("token_table_flag", token_table_flag);
   MUSCLE_INSERT_BOOL ("use_push_for_pull_flag", use_push_for_pull_flag);
   MUSCLE_INSERT_BOOL ("yacc_flag", yacc_flag);