-/* Top level entry point of bison,
- Copyright (C) 1984, 1986, 1989, 1992, 1995, 2000, 2001, 2002
+/* Top level entry point of Bison.
+
+ Copyright (C) 1984, 1986, 1989, 1992, 1995, 2000, 2001, 2002, 2004
Free Software Foundation, Inc.
This file is part of Bison, the GNU Compiler Compiler.
#include "system.h"
-#include "bitset_stats.h"
-#include "bitset.h"
-#include "getargs.h"
-#include "symtab.h"
-#include "gram.h"
-#include "files.h"
+
+#include <bitset_stats.h>
+#include <bitset.h>
+#include <timevar.h>
+
+#include "LR0.h"
#include "complain.h"
+#include "conflicts.h"
#include "derives.h"
-#include "tables.h"
-#include "output.h"
-#include "reader.h"
+#include "files.h"
+#include "getargs.h"
+#include "gram.h"
#include "lalr.h"
-#include "reduce.h"
+#include "muscle_tab.h"
#include "nullable.h"
+#include "output.h"
#include "print.h"
-#include "LR0.h"
-#include "conflicts.h"
#include "print_graph.h"
-#include "muscle_tab.h"
+#include "reader.h"
+#include "reduce.h"
+#include "symtab.h"
+#include "tables.h"
+#include "uniqstr.h"
/* The name this program was run with, for messages. */
char *program_name;
(void) bindtextdomain (PACKAGE, LOCALEDIR);
(void) textdomain (PACKAGE);
+ uniqstrs_new ();
+
getargs (argc, argv);
- time_report = trace_flag & trace_time;
+ timevar_report = trace_flag & trace_time;
init_timevar ();
timevar_start (TV_TOTAL);
reader ();
timevar_pop (TV_READER);
- if (complain_message_count)
- exit (1);
+ if (complaint_issued)
+ goto finish;
/* Find useless nonterminals and productions and reduce the grammar. */
timevar_push (TV_REDUCE);
timevar_pop (TV_LALR);
/* Find and record any conflicts: places where one token of
- lookahead is not enough to disambiguate the parsing. In file
+ look-ahead is not enough to disambiguate the parsing. In file
conflicts. Also resolve s/r conflicts based on precedence
declarations. */
timevar_push (TV_CONFLICTS);
/* Stop if there were errors, to avoid trashing previous output
files. */
- if (complain_message_count)
- exit (1);
+ if (complaint_issued)
+ goto finish;
- /* Lookaheads are no longer needed. */
+ /* Look-ahead tokens are no longer needed. */
timevar_push (TV_FREE);
lalr_free ();
timevar_pop (TV_FREE);
contains things such as user actions, prologue, epilogue etc. */
scanner_free ();
muscle_free ();
+ uniqstrs_free ();
/* If using alloca.c, flush the alloca'ed memory for the benefit of
people running Bison as a library in IDEs. */
#if C_ALLOCA
- alloca (0);
+ {
+ extern void *alloca (size_t);
+ alloca (0);
+ }
#endif
timevar_pop (TV_FREE);
if (trace_flag & trace_bitsets)
bitset_stats_dump (stderr);
+ finish:
+
/* Stop timing and print the times. */
timevar_stop (TV_TOTAL);
timevar_print (stderr);
- return complain_message_count ? EXIT_FAILURE : EXIT_SUCCESS;
+ return complaint_issued ? EXIT_FAILURE : EXIT_SUCCESS;
}