Finish implementing --warnings=error, which should not be implied by

[bison.git] / src / getargs.h

diff --git a/src/getargs.h b/src/getargs.h
index adf951232704cbb365eb9b2b302413ca9de2c750..d0fa12f20dcb8279f4379b9ef885239ead92333c 100644 (file)
--- a/src/getargs.h
+++ b/src/getargs.h
@@ -1,5 +1,5 @@
 /* Parse command line arguments for bison.
-   Copyright 1984, 1986, 1989, 1992, 2000, 2001, 2002
+   Copyright (C) 1984, 1986, 1989, 1992, 2000, 2001, 2002, 2003, 2004, 2005, 2006
    Free Software Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
@@ -16,52 +16,113 @@
 
    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.  */
+   Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+   02110-1301, USA.  */
 
 #ifndef GETARGS_H_
 # define GETARGS_H_
 
 /* flags set by % directives */
-extern const char *skeleton;           /* for -S */
-extern const char *include;            /* for -I */
-
-extern int debug_flag;                 /* for -t */
-extern int defines_flag;       /* for -d */
-extern int locations_flag;
-extern int no_lines_flag;      /* for -l */
-extern int no_parser_flag;     /* for -n */
-extern int token_table_flag;           /* for -k */
-extern int graph_flag;         /* for -g */
-extern int yacc_flag;                  /* for -y */
-
-/* --trace.  */
-enum trace_e
-  {
-    trace_none      = 0,
-    trace_resource  = 1 << 0,
-    trace_sets      = 1 << 1,
-    trace_bitsets   = 1 << 2,
-    trace_tools     = 1 << 3,
-    trace_automaton = 1 << 4,
-    trace_grammar   = 1 << 5,
-    trace_time      = 1 << 6,
-    trace_all       = ~0
-  };
-extern int trace_flag;
 
-/* --report.  */
-enum report_e
+/* for -S */
+extern char const *skeleton;
+
+/* for -I */
+extern char const *include;
+
+extern bool debug_flag;                        /* for -t */
+extern bool defines_flag;              /* for -d */
+extern bool graph_flag;                        /* for -g */
+extern bool locations_flag;
+extern bool no_lines_flag;             /* for -l */
+extern bool no_parser_flag;            /* for -n */
+extern bool token_table_flag;          /* for -k */
+extern bool yacc_flag;                 /* for -y */
+
+extern bool error_verbose;
+
+
+/* GLR_PARSER is true if the input file says to use the GLR
+   (Generalized LR) parser, and to output some additional information
+   used by the GLR algorithm.  */
+
+extern bool glr_parser;
+
+/* PURE_PARSER is true if should generate a parser that is all pure
+   and reentrant.  */
+
+extern bool pure_parser;
+
+/* PUSH_PARSER is true if should generate a parser that is capable of being
+   called asynchronously.  Is must be pure and reentrant.  */
+
+extern bool push_parser;
+
+/* NONDETERMINISTIC_PARSER is true iff conflicts are accepted.  This
+   is used by the GLR parser, and might be used in BackTracking
+   parsers too.  */
+
+extern bool nondeterministic_parser;
+
+
+/*-----------.
+| --report.  |
+`-----------*/
+
+enum report
   {
     report_none             = 0,
     report_states           = 1 << 0,
     report_itemsets         = 1 << 1,
-    report_lookaheads       = 1 << 2,
+    report_lookahead_tokens = 1 << 2,
     report_solved_conflicts = 1 << 3,
     report_all              = ~0
   };
+/** What appears in the *.output file.  */
 extern int report_flag;
 
-void getargs PARAMS ((int argc, char *argv[]));
+/*----------.
+| --trace.  |
+`----------*/
+enum trace
+  {
+    trace_none      = 0,       /**< No traces. */
+    trace_scan      = 1 << 0,  /**< Grammar scanner traces. */
+    trace_parse     = 1 << 1,  /**< Grammar parser traces. */
+    trace_resource  = 1 << 2,  /**< Memory allocation. */
+    trace_sets      = 1 << 3,  /**< Grammar sets: firsts, nullable etc. */
+    trace_bitsets   = 1 << 4,  /**< Use of bitsets. */
+    trace_tools     = 1 << 5,  /**< m4 invocation. */
+    trace_automaton = 1 << 6,  /**< Construction of the automaton. */
+    trace_grammar   = 1 << 7,  /**< Reading, reducing the grammar. */
+    trace_time      = 1 << 8,  /**< Time consumption. */
+    trace_skeleton  = 1 << 9,  /**< Skeleton postprocessing. */
+    trace_m4        = 1 << 10, /**< M4 traces. */
+    trace_all       = ~0       /**< All of the above.  */
+  };
+/** What debug items bison displays during its run.  */
+extern int trace_flag;
+
+/*-------------.
+| --warnings.  |
+`-------------*/
+
+enum warnings
+  {
+    warnings_none             = 0,      /**< Issue no warnings.  */
+    warnings_error            = 1 << 0, /**< Warnings are treated as errors.  */
+    warnings_yacc             = 1 << 1, /**< POSIXME.  */
+    warnings_all              = ~warnings_error /**< All above warnings.  */
+  };
+/** What warnings are issued.  */
+extern int warnings_flag;
+
+
+/** Process the command line arguments.
+ *
+ *  \param argc   size of \a argv
+ *  \param argv   list of arguments.
+ */
+void getargs (int argc, char *argv[]);
 
 #endif /* !GETARGS_H_ */