Add a -V flag to the runtime and update the manual pages.

This patch adds a -V flag to the runtime to print version information.
It also updates the manual page to document this and makes some minor
changes to the iverilog an iverilog-vpi manual pages.

driver/iverilog.man

@@ -1,4 +1,4 @@
-.TH iverilog 1 "April 22nd, 2008" Version "0.9.devel"
+.TH iverilog 1 "April 22nd, 2008" "" "Version 0.9.devel"
 .SH NAME
 iverilog - Icarus Verilog compiler
 

iverilog-vpi.man

@@ -1,4 +1,4 @@
-.TH iverilog-vpi 1 "$Date: 2004/10/04 01:10:53 $" Version "$Date: 2004/10/04 01:10:53 $"
+.TH iverilog-vpi 1 "November 19th, 2008" "" "Version 0.9.devel"
 .SH NAME
 iverilog-vpi - Compile front end for VPI modules
 
@@ -129,7 +129,7 @@ iverilog(1), vvp(1),
 
 .SH COPYRIGHT
 .nf
-Copyright \(co  2002 Stephen Williams
+Copyright \(co  2002-2008 Stephen Williams
 
 This document can be freely redistributed according to the terms of the
 GNU General Public License version 2.0

vvp/Makefile.in

@@ -21,6 +21,8 @@
 #
 SHELL = /bin/sh
 
+VERSION = 0.0
+
 suffix = @install_suffix@
 
 prefix = @prefix@
@@ -48,7 +50,7 @@ YACC = @YACC@
 MAN = @MAN@
 PS2PDF = @PS2PDF@
 
-CPPFLAGS = @ident_support@ -I. -I.. -I $(srcdir) -I$(srcdir)/.. @CPPFLAGS@ @DEFS@
+CPPFLAGS = @ident_support@ -I. -I.. -I $(srcdir) -I$(srcdir)/.. -DVERSION='"$(VERSION)"' @CPPFLAGS@ @DEFS@
 CXXFLAGS = -Wall @CXXFLAGS@
 LDFLAGS = @rdynamic@ @LDFLAGS@
 LIBS = @LIBS@ @EXTRALIBS@

vvp/main.cc

@@ -17,6 +17,7 @@
  *    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
  */
 
+# include  "version.h"
 # include  "config.h"
 # include  "parse_misc.h"
 # include  "compile.h"
@@ -66,6 +67,7 @@ extern "C" long int lround(double x)
 #endif
 
 bool verbose_flag = false;
+bool version_flag = false;
 static int vvp_return_value = 0;
 
 void vpip_set_return_value(int value)
@@ -166,7 +168,7 @@ int main(int argc, char*argv[])
         /* For non-interactive runs we do not want to run the interactive
          * debugger, so make $stop just execute a $finish. */
       stop_is_finish = false;
-      while ((opt = getopt(argc, argv, "+hl:M:m:nsv")) != EOF) switch (opt) {
+      while ((opt = getopt(argc, argv, "+hl:M:m:nsvV")) != EOF) switch (opt) {
          case 'h':
            fprintf(stderr,
                    "Usage: vvp [options] input-file [+plusargs...]\n"
@@ -178,7 +180,8 @@ int main(int argc, char*argv[])
                    " -m module      Load vpi module.\n"
 		   " -n             Non-interactive ($stop = $finish).\n"
 		   " -s             $stop right away.\n"
-                   " -v             Verbose progress messages.\n" );
+                   " -v             Verbose progress messages.\n"
+                   " -V             Print the version information.\n" );
            exit(0);
 	  case 'l':
 	    logfile_name = optarg;
@@ -203,6 +206,9 @@ int main(int argc, char*argv[])
 	  case 'v':
 	    verbose_flag = true;
 	    break;
+	  case 'V':
+	    version_flag = true;
+	    break;
 	  default:
 	    flag_errors += 1;
       }
@@ -210,6 +216,28 @@ int main(int argc, char*argv[])
       if (flag_errors)
 	    return flag_errors;
 
+      if (version_flag) {
+	    fprintf(stderr, "Icarus Verilog runtime version " VERSION " ("
+	                    VERSION_TAG ")\n\n");
+	    fprintf(stderr, "Copyright 1998-2008 Stephen Williams\n\n");
+	    fprintf(stderr,
+"  This program is free software; you can redistribute it and/or modify\n"
+"  it under the terms of the GNU General Public License as published by\n"
+"  the Free Software Foundation; either version 2 of the License, or\n"
+"  (at your option) any later version.\n"
+"\n"
+"  This program is distributed in the hope that it will be useful,\n"
+"  but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
+"  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n"
+"  GNU General Public License for more details.\n"
+"\n"
+"  You should have received a copy of the GNU General Public License along\n"
+"  with this program; if not, write to the Free Software Foundation, Inc.,\n"
+"  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.\n\n"
+);
+	    return 0;
+      }
+
       if (optind == argc) {
 	    fprintf(stderr, "%s: no input file.\n", argv[0]);
 	    return -1;

vvp/vvp.man

@@ -1,4 +1,4 @@
-.TH vvp 1 "$Date: 2005/01/29 06:28:19 $" Version "$Date: 2005/01/29 06:28:19 $"
+.TH vvp 1 "November 19th, 2008" "" "Version 0.9.devel"
 .SH NAME
 vvp - Icarus Verilog vvp runtime engine
 
@@ -54,6 +54,9 @@ hold of the simulation just before it starts.
 .B -v
 Turn on verbose messages. This will cause information about run time
 progress to be printed to standard out.
+.TP 8
+.B -V
+Print the version of the runtime, and exit.
 
 .SH EXTENDED ARGUMENTS
 .PP
@@ -151,7 +154,7 @@ iverilog-vpi(1),
 
 .SH COPYRIGHT
 .nf
-Copyright \(co  2001-2003 Stephen Williams
+Copyright \(co  2001-2008 Stephen Williams
 
 This document can be freely redistributed according to the terms of the
 GNU General Public License version 2.0