yacc.c: initialize yylval and yylloc.

[bison.git] / src / muscle-tab.c

diff --git a/src/muscle-tab.c b/src/muscle-tab.c
index c916828540bc6d19aabbc639b450a42a5ecb0689..bd1fd174719941c0ea86b2e727e34404d6dbf13f 100644 (file)
--- a/src/muscle-tab.c
+++ b/src/muscle-tab.c
@@ -177,10 +177,10 @@ static void
 muscle_syncline_grow (char const *key, location loc)
 {
   char *extension = NULL;
-  obstack_fgrow1 (&muscle_obstack, "]b4_syncline(%d, [[", loc.start.line);
-  MUSCLE_OBSTACK_SGROW (&muscle_obstack,
-                       quotearg_style (c_quoting_style, loc.start.file));
-  obstack_sgrow (&muscle_obstack, "]])[");
+  obstack_printf (&muscle_obstack, "]b4_syncline(%d, ", loc.start.line);
+  obstack_quote (&muscle_obstack,
+                 quotearg_style (c_quoting_style, loc.start.file));
+  obstack_sgrow (&muscle_obstack, ")[");
   obstack_1grow (&muscle_obstack, 0);
   extension = obstack_finish (&muscle_obstack);
   muscle_grow (key, extension, "");
@@ -205,11 +205,11 @@ void muscle_pair_list_grow (const char *muscle,
                            const char *a1, const char *a2)
 {
   char *pair;
-  obstack_sgrow (&muscle_obstack, "[[[");
-  MUSCLE_OBSTACK_SGROW (&muscle_obstack, a1);
-  obstack_sgrow (&muscle_obstack, "]], [[");
-  MUSCLE_OBSTACK_SGROW (&muscle_obstack, a2);
-  obstack_sgrow (&muscle_obstack, "]]]");
+  obstack_sgrow (&muscle_obstack, "[");
+  obstack_quote (&muscle_obstack, a1);
+  obstack_sgrow (&muscle_obstack, ", ");
+  obstack_quote (&muscle_obstack, a2);
+  obstack_sgrow (&muscle_obstack, "]");
   obstack_1grow (&muscle_obstack, 0);
   pair = obstack_finish (&muscle_obstack);
   muscle_grow (muscle, pair, ",\n");
@@ -259,53 +259,61 @@ muscle_find (char const *key)
 }
 
 
-void
+/* In the format `file_name:line.column', append BOUND to MUSCLE.  Use
+   digraphs for special characters in the file name.  */
+
+static void
 muscle_boundary_grow (char const *key, boundary bound)
 {
   char *extension;
-  MUSCLE_OBSTACK_SGROW (&muscle_obstack, bound.file);
-  obstack_1grow (&muscle_obstack, ':');
-  obstack_fgrow1 (&muscle_obstack, "%d", bound.line);
-  obstack_1grow (&muscle_obstack, '.');
-  obstack_fgrow1 (&muscle_obstack, "%d", bound.column);
-  obstack_1grow (&muscle_obstack, '\0');
+  obstack_sgrow  (&muscle_obstack, "[[");
+  obstack_escape (&muscle_obstack, bound.file);
+  obstack_1grow  (&muscle_obstack, ':');
+  obstack_printf (&muscle_obstack, "%d", bound.line);
+  obstack_1grow  (&muscle_obstack, '.');
+  obstack_printf (&muscle_obstack, "%d", bound.column);
+  obstack_sgrow  (&muscle_obstack, "]]");
+  obstack_1grow  (&muscle_obstack, '\0');
   extension = obstack_finish (&muscle_obstack);
   muscle_grow (key, extension, "");
   obstack_free (&muscle_obstack, extension);
 }
 
-void
+
+/* In the format `[[file_name:line.column]], [[file_name:line.column]]',
+   append LOC to MUSCLE.  Use digraphs for special characters in each
+   file name.  */
+
+static void
 muscle_location_grow (char const *key, location loc)
 {
-  muscle_grow (key, "[[", "");
   muscle_boundary_grow (key, loc.start);
-  muscle_grow (key, "]], [[", "");
+  muscle_grow (key, "", ", ");
   muscle_boundary_grow (key, loc.end);
-  muscle_grow (key, "]]", "");
 }
 
-#define MUSCLE_COMMON_DECODE(Value)                                           \
-  case '$':                                                                   \
-    aver (*++(Value) == ']');                                                 \
-    aver (*++(Value) == '[');                                                 \
-    obstack_sgrow (&muscle_obstack, "$");                                     \
-    break;                                                                    \
-  case '@':                                                                   \
-    switch (*++(Value))                                                       \
-      {                                                                       \
-        case '@': obstack_sgrow (&muscle_obstack, "@" ); break;               \
-        case '{': obstack_sgrow (&muscle_obstack, "[" ); break;               \
-        case '}': obstack_sgrow (&muscle_obstack, "]" ); break;               \
-        default: aver (false); break;                                         \
-      }                                                                       \
-    break;                                                                    \
-  default:                                                                    \
-    obstack_1grow (&muscle_obstack, *(Value));                                \
+#define COMMON_DECODE(Value)                                    \
+  case '$':                                                     \
+    aver (*++(Value) == ']');                                   \
+    aver (*++(Value) == '[');                                   \
+    obstack_sgrow (&muscle_obstack, "$");                       \
+    break;                                                      \
+  case '@':                                                     \
+    switch (*++(Value))                                         \
+      {                                                         \
+        case '@': obstack_sgrow (&muscle_obstack, "@" ); break; \
+        case '{': obstack_sgrow (&muscle_obstack, "[" ); break; \
+        case '}': obstack_sgrow (&muscle_obstack, "]" ); break; \
+        default: aver (false); break;                           \
+      }                                                         \
+    break;                                                      \
+  default:                                                      \
+    obstack_1grow (&muscle_obstack, *(Value));                  \
     break;
 
-/* Reverse of MUSCLE_OBSTACK_SGROW.  */
+/* Reverse of obstack_escape.  */
 static char *
-muscle_string_decode (char const *key)
+string_decode (char const *key)
 {
   char const *value;
   char *value_decoded;
@@ -317,7 +325,7 @@ muscle_string_decode (char const *key)
   do {
     switch (*value)
       {
-        MUSCLE_COMMON_DECODE (value)
+        COMMON_DECODE (value)
         case '[':
         case ']':
           aver (false);
@@ -332,7 +340,7 @@ muscle_string_decode (char const *key)
 
 /* Reverse of muscle_location_grow.  */
 static location
-muscle_location_decode (char const *key)
+location_decode (char const *key)
 {
   location loc;
   char const *value = muscle_find_const (key);
@@ -342,7 +350,7 @@ muscle_location_decode (char const *key)
   while (*++value)
     switch (*value)
       {
-        MUSCLE_COMMON_DECODE (value)
+        COMMON_DECODE (value)
         case '[':
           aver (false);
           break;
@@ -455,7 +463,7 @@ muscle_percent_define_get (char const *variable)
                                variable, ")");
 
   muscle_insert (usage_name, "");
-  value = muscle_string_decode (name);
+  value = string_decode (name);
   if (!value)
     value = xstrdup ("");
   return value;
@@ -469,7 +477,7 @@ muscle_percent_define_get_loc (char const *variable)
   if (!muscle_find_const (loc_name))
     fatal(_("%s: undefined %%define variable %s"),
           "muscle_percent_define_get_loc", quote (variable));
-  return muscle_location_decode (loc_name);
+  return location_decode (loc_name);
 }
 
 char const *
@@ -573,7 +581,7 @@ muscle_percent_define_check_values (char const * const *values)
 
       name = UNIQSTR_CONCAT ("percent_define(", *variablep, ")");
 
-      value = muscle_string_decode (name);
+      value = string_decode (name);
       if (value)
         {
           for (++values; *values; ++values)