* src/derives.h: New file.

* src/main.c, src/derives.h: Use it.
Formatting changes.
* src/Makefile.am (noinst_HEADERS): Adjust.

ChangeLog

@@ -1,3 +1,10 @@
+2000-09-20  Akim Demaille  <akim@epita.fr>
+
+	* src/derives.h: New file.
+	* src/main.c, src/derives.h: Use it.
+	Formatting changes.
+	* src/Makefile.am (noinst_HEADERS): Adjust.
+
 2000-09-20  Akim Demaille  <akim@epita.fr>
 
 	* tests/atgeneral.m4: Update from Autoconf.

po/de.po

@@ -5,7 +5,7 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: bison 1.25\n"
-"POT-Creation-Date: 2000-09-19 20:18+0200\n"
+"POT-Creation-Date: 2000-09-20 14:50+0200\n"
 "PO-Revision-Date: 1996-10-10 17:54 MET DST\n"
 "Last-Translator: Ulrich Drepper <drepper@gnu.ai.mit.edu>\n"
 "Language-Team: German <de@li.org>\n"
@@ -112,7 +112,7 @@ msgstr "    %-4s\treduziere mit Tegel %d (%s)\n"
 msgid "    $default\treduce using rule %d (%s)\n"
 msgstr "    $default\treduziere mit Regel %d (%s)\n"
 
-#: src/derives.c:108
+#: src/derives.c:42
 msgid ""
 "\n"
 "\n"
@@ -121,7 +121,7 @@ msgid ""
 "\n"
 msgstr ""
 
-#: src/derives.c:112
+#: src/derives.c:46
 #, c-format
 msgid "%s derives"
 msgstr "%s leitet ab"
@@ -253,7 +253,7 @@ msgstr "unerwarteter Typname am Ende der Datei"
 msgid "unterminated type name"
 msgstr "unerwarteter Typname"
 
-#: src/main.c:141
+#: src/main.c:139
 #, fuzzy, c-format
 msgid "%s: internal error: %s\n"
 msgstr "interner Fehler, %s\n"

po/es.po

@@ -30,7 +30,7 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: GNU bison 1.25\n"
-"POT-Creation-Date: 2000-09-19 20:18+0200\n"
+"POT-Creation-Date: 2000-09-20 14:50+0200\n"
 "PO-Revision-Date: 1998-09-21 10:19+0200\n"
 "Last-Translator: Nicolás García-Pedrajas <ngarcia-pedrajas@acm.org>\n"
 "Language-Team: Spanish <es@li.org>\n"
@@ -163,7 +163,7 @@ msgstr "    %-4s\treduce usando la regla  %d (%s)\n"
 msgid "    $default\treduce using rule %d (%s)\n"
 msgstr "    $default\treduce usando la regla %d (%s)\n"
 
-#: src/derives.c:108
+#: src/derives.c:42
 msgid ""
 "\n"
 "\n"
@@ -176,7 +176,7 @@ msgstr ""
 "\n"
 "DERIVACIONES\n"
 
-#: src/derives.c:112
+#: src/derives.c:46
 #, c-format
 msgid "%s derives"
 msgstr "%s deriva"
@@ -313,7 +313,7 @@ msgstr "nombre de tipo sin terminar al final del fichero"
 msgid "unterminated type name"
 msgstr "nombre de tipo sin terminar"
 
-#: src/main.c:141
+#: src/main.c:139
 #, fuzzy, c-format
 msgid "%s: internal error: %s\n"
 msgstr "error interno, %s\n"

po/et.po

@@ -5,7 +5,7 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: bison 1.25\n"
-"POT-Creation-Date: 2000-09-19 20:18+0200\n"
+"POT-Creation-Date: 2000-09-20 14:50+0200\n"
 "PO-Revision-Date: 2000-04-11 22:19+02:00\n"
 "Last-Translator: Toomas Soome <tsoome@ut.ee>\n"
 "Language-Team: Estonian <et@li.org>\n"
@@ -112,7 +112,7 @@ msgstr "    %-4s\tredutseerin kasutades reeglit %d (%s)\n"
 msgid "    $default\treduce using rule %d (%s)\n"
 msgstr "    $default\tredutseerin kasutades reeglit %d (%s)\n"
 
-#: src/derives.c:108
+#: src/derives.c:42
 msgid ""
 "\n"
 "\n"
@@ -126,7 +126,7 @@ msgstr ""
 "DERIVES\n"
 "\n"
 
-#: src/derives.c:112
+#: src/derives.c:46
 #, c-format
 msgid "%s derives"
 msgstr "%s derives"
@@ -274,7 +274,7 @@ msgstr "l
 msgid "unterminated type name"
 msgstr "lõpetamata tüübinimi"
 
-#: src/main.c:141
+#: src/main.c:139
 #, c-format
 msgid "%s: internal error: %s\n"
 msgstr "%s: sisemine viga: %s\n"

po/fr.po

@@ -5,7 +5,7 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: bison 1.25\n"
-"POT-Creation-Date: 2000-09-19 20:18+0200\n"
+"POT-Creation-Date: 2000-09-20 14:50+0200\n"
 "PO-Revision-Date: 1996-03-19 20:05 EST\n"
 "Last-Translator: Dominique Boucher <boucherd@IRO.UMontreal.CA>\n"
 "Language-Team: French <fr@li.org>\n"
@@ -113,7 +113,7 @@ msgstr "    %-4s\tr
 msgid "    $default\treduce using rule %d (%s)\n"
 msgstr "    $défaut\tréduction par la règle %d (%s)\n"
 
-#: src/derives.c:108
+#: src/derives.c:42
 msgid ""
 "\n"
 "\n"
@@ -127,7 +127,7 @@ msgstr ""
 "DERIVES\n"
 "\n"
 
-#: src/derives.c:112
+#: src/derives.c:46
 #, c-format
 msgid "%s derives"
 msgstr "%s dérive"
@@ -258,7 +258,7 @@ msgstr "le nom de type ne se termine pas avant la fin de fichier"
 msgid "unterminated type name"
 msgstr "le nom de type ne se termine pas"
 
-#: src/main.c:141
+#: src/main.c:139
 #, fuzzy, c-format
 msgid "%s: internal error: %s\n"
 msgstr "erreur interne, %s\n"

po/ja.po

@@ -5,7 +5,7 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: GNU bison 1.28\n"
-"POT-Creation-Date: 2000-09-19 20:18+0200\n"
+"POT-Creation-Date: 2000-09-20 14:50+0200\n"
 "PO-Revision-Date: 1999-09-28 21:10+0900\n"
 "Last-Translator: Daisuke Yamashita <yamad@mb.infoweb.ne.jp>\n"
 "Language-Team: Japanese <ja@li.org>\n"
@@ -112,7 +112,7 @@ msgstr "    %-4s\t
 msgid "    $default\treduce using rule %d (%s)\n"
 msgstr "    $default\t規則 %d を利用して還元 (%s)\n"
 
-#: src/derives.c:108
+#: src/derives.c:42
 msgid ""
 "\n"
 "\n"
@@ -126,7 +126,7 @@ msgstr ""
 "DERIVES\n"
 "\n"
 
-#: src/derives.c:112
+#: src/derives.c:46
 #, c-format
 msgid "%s derives"
 msgstr "%s は以下から派生"
@@ -257,7 +257,7 @@ msgstr "
 msgid "unterminated type name"
 msgstr "閉じられていないタイプ名があります"
 
-#: src/main.c:141
+#: src/main.c:139
 #, c-format
 msgid "%s: internal error: %s\n"
 msgstr "%s: 内部エラー: %s\n"

po/nl.po

@@ -5,7 +5,7 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: bison 1.25\n"
-"POT-Creation-Date: 2000-09-19 20:18+0200\n"
+"POT-Creation-Date: 2000-09-20 14:50+0200\n"
 "PO-Revision-Date: 1996-08-27 15:34 MET DST\n"
 "Last-Translator: Erick Branderhorst <branderh@debian.org>\n"
 "Language-Team: Dutch <nl@li.org>\n"
@@ -112,7 +112,7 @@ msgstr ""
 msgid "    $default\treduce using rule %d (%s)\n"
 msgstr ""
 
-#: src/derives.c:108
+#: src/derives.c:42
 msgid ""
 "\n"
 "\n"
@@ -126,7 +126,7 @@ msgstr ""
 "AFGELEIDEN\n"
 "\n"
 
-#: src/derives.c:112
+#: src/derives.c:46
 #, c-format
 msgid "%s derives"
 msgstr "%s afgeleiden"
@@ -257,7 +257,7 @@ msgstr "niet getermineerd type naam aan het einde van bestand"
 msgid "unterminated type name"
 msgstr "niet getermineerd type naam"
 
-#: src/main.c:141
+#: src/main.c:139
 #, fuzzy, c-format
 msgid "%s: internal error: %s\n"
 msgstr "interne fout, %s\n"

po/ru.po

@@ -5,7 +5,7 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: bison 1.28a\n"
-"POT-Creation-Date: 2000-09-19 20:18+0200\n"
+"POT-Creation-Date: 2000-09-20 14:50+0200\n"
 "PO-Revision-Date: 2000-04-12 13:16+04:00\n"
 "Last-Translator: Dmitry S. Sivachenko <dima@Chg.RU>\n"
 "Language-Team: Russian <ru@li.org>\n"
@@ -113,7 +113,7 @@ msgstr "    %-4s\t
 msgid "    $default\treduce using rule %d (%s)\n"
 msgstr "    $default\t×Ù×ÏÄ Ó ÉÓÐÏÌØÚÏ×ÁÎÉÅÍ ÐÒÁ×ÉÌÁ %d (%s)\n"
 
-#: src/derives.c:108
+#: src/derives.c:42
 msgid ""
 "\n"
 "\n"
@@ -127,7 +127,7 @@ msgstr ""
 "DERIVES\n"
 "\n"
 
-#: src/derives.c:112
+#: src/derives.c:46
 #, c-format
 msgid "%s derives"
 msgstr "%s ×Ù×ÏÄÉÔ"
@@ -276,7 +276,7 @@ msgstr "
 msgid "unterminated type name"
 msgstr "ÎÅÚÁËÏÎÞÅÎÎÏÅ ÉÍÑ ÔÉÐÁ"
 
-#: src/main.c:141
+#: src/main.c:139
 #, c-format
 msgid "%s: internal error: %s\n"
 msgstr "%s: ×ÎÕÔÒÅÎÎÑÑ ÏÛÉÂËÁ: %s\n"

src/Makefile.am

@@ -19,7 +19,7 @@ bison_SOURCES = LR0.c allocate.c closure.c complain.c conflicts.c	\
 EXTRA_bison_SOURCES = vmsgetargs.c
 
 noinst_HEADERS = alloc.h complain.h files.h getargs.h gram.h lex.h \
- state.h	\
+ derives.h state.h	\
  symtab.h system.h types.h
 
 data_DATA = bison.simple bison.hairy

src/derives.c

@@ -1,5 +1,5 @@
 /* Match rules with nonterminals for bison,
-   Copyright (C) 1984, 1989 Free Software Foundation, Inc.
+   Copyright (C) 1984, 1989, 2000 Free Software Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
 
@@ -19,22 +19,41 @@ the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
 
-/* set_derives finds, for each variable (nonterminal), which rules can derive it.
+/* set_derives finds, for each variable (nonterminal), which rules can
-   It sets up the value of derives so that
+   derive it.  It sets up the value of derives so that derives[i -
-   derives[i - ntokens] points to a vector of rule numbers,
+   ntokens] points to a vector of rule numbers, terminated with -1.
-   terminated with -1.  */
+   */
 
 #include "system.h"
 #include "alloc.h"
 #include "types.h"
 #include "gram.h"
-
+#include "derives.h"
-extern void set_derives PARAMS((void));
-extern void free_derives PARAMS((void));
 
 #if DEBUG
-static void print_derives PARAMS((void));
 extern char **tags;
+
+static void
+print_derives (void)
+{
+  register int i;
+  register short *sp;
+
+  printf (_("\n\n\nDERIVES\n\n"));
+
+  for (i = ntokens; i < nsyms; i++)
+    {
+      printf (_("%s derives"), tags[i]);
+      for (sp = derives[i]; *sp > 0; sp++)
+	{
+	  printf ("  %d", *sp);
+	}
+      putchar ('\n');
+    }
+
+  putchar ('\n');
+}
+
 #endif
 
 short **derives;
@@ -80,7 +99,7 @@ set_derives (void)
       *q++ = -1;
     }
 
-#ifdef	DEBUG
+#if DEBUG
   print_derives ();
 #endif
 
@@ -94,30 +113,3 @@ free_derives (void)
   FREE (derives[ntokens]);
   FREE (derives + ntokens);
 }
-
-
-
-#ifdef	DEBUG
-
-static void
-print_derives (void)
-{
-  register int i;
-  register short *sp;
-
-  printf(_("\n\n\nDERIVES\n\n"));
-
-  for (i = ntokens; i < nsyms; i++)
-    {
-      printf(_("%s derives"), tags[i]);
-      for (sp = derives[i]; *sp > 0; sp++)
-	{
-	  printf("  %d", *sp);
-	}
-      putchar('\n');
-    }
-
-  putchar('\n');
-}
-
-#endif

src/derives.h

@@ -0,0 +1,28 @@
+/* Match rules with nonterminals for bison,
+   Copyright (C) 1984, 1989, 2000 Free Software Foundation, Inc.
+
+   This file is part of Bison, the GNU Compiler Compiler.
+
+   Bison is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2, or (at your option)
+   any later version.
+
+   Bison is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Bison; see the file COPYING.  If not, write to
+   the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+
+/* set_derives finds, for each variable (nonterminal), which rules can
+   derive it.  It sets up the value of derives so that derives[i -
+   ntokens] points to a vector of rule numbers, terminated with -1.
+   */
+
+void set_derives PARAMS((void));
+void free_derives PARAMS((void));

src/main.c

@@ -24,6 +24,7 @@
 #include "getargs.h"
 #include "files.h"
 #include "complain.h"
+#include "derives.h"
 
 #if 0				/* XXX currently unused.  */
 /* Nonzero means failure has been detected; don't write a parser file.  */
@@ -39,8 +40,6 @@ extern void berror PARAMS((const char *));
 extern void openfiles PARAMS ((void));
 extern void reader PARAMS ((void));
 extern void reduce_grammar PARAMS ((void));
-extern void set_derives PARAMS((void));
-extern void free_derives PARAMS((void));
 extern void set_nullable PARAMS ((void));
 extern void free_nullable PARAMS ((void));
 extern void generate_states PARAMS ((void));
@@ -70,9 +69,9 @@ main (int argc, char *argv[])
 
   openfiles ();
 
-  /* read the input.  Copy some parts of it to fguard, faction, ftable and fattrs.
+  /* Read the input.  Copy some parts of it to FGUARD, FACTION, FTABLE
-     In file reader.c.
+     and FATTRS.  In file reader.c.  The other parts are recorded in
-     The other parts are recorded in the grammar; see gram.h.  */
+     the grammar; see gram.h.  */
   reader ();
   if (complain_message_count)
     exit (1);
@@ -92,18 +91,20 @@ main (int argc, char *argv[])
   /* make it deterministic.  In file lalr.  */
   lalr ();
 
-  /* Find and record any conflicts: places where one token of lookahead is not
+  /* Find and record any conflicts: places where one token of
-     enough to disambiguate the parsing.  In file conflicts.
+     lookahead is not enough to disambiguate the parsing.  In file
-     Also resolve s/r conflicts based on precedence declarations.  */
+     conflicts.  Also resolve s/r conflicts based on precedence
+     declarations.  */
   initialize_conflicts ();
 
-  /* print information about results, if requested.  In file print. */
+  /* Print information about results, if requested.  In file print.
+     */
   if (verboseflag)
     verbose ();
   else
     terse ();
 
-  /* output the tables and the parser to ftable.  In file output. */
+  /* Output the tables and the parser to ftable.  In file output.  */
   output ();
 
   finalize_conflicts ();
@@ -113,9 +114,6 @@ main (int argc, char *argv[])
   exit (complain_message_count ? 1 : 0);
 }
 
-/* functions to report errors which prevent a parser from being generated */
-
-
 /* Return a string containing a printable version of C:
    either C itself, or the corresponding \DDD code.  */