Changeset df49c60 in rtems for tools/cpu/sh/shgen.c

Timestamp:

06/12/00 15:00:15 (23 years ago)

Author:

Joel Sherrill <joel.sherrill@…>

Branches:

4.10, 4.11, 4.8, 4.9, 5, master

Children:

edeed26

Parents:

0ab65474

Message:

Merged from 4.5.0-beta3a

File:

• tools/cpu/sh/shgen.c (modified) (6 diffs)

tools/cpu/sh/shgen.c

@@ -1 +1 @@
 /*
- * Copyright (c) 1998-1999 Ralf Corsepius (corsepiu@faw.uni-ulm.de)
+ * Copyright (c) 1998,1999,2000 Ralf Corsepius (corsepiu@faw.uni-ulm.de)
  *
  * See the file COPYING for copyright notice.
@@ -12 +12 @@
 #include "sci.h"
 
-static void usage( char *prog )
+static void usage( FILE* ofile, char *prog )
 {
-  fprintf( stderr, "usage: %s [options] driver\n", prog );
-  fprintf( stderr, "options:\n" );
-  fprintf( stderr, "\t-M Phi      .. processor frequency [MHz]\n" );
-  fprintf( stderr, "\t-K Phi      .. processor frequency [KHz]\n" );
-  fprintf( stderr, "\t-H Phi      .. processor frequency [Hz]\n" );
-  fprintf( stderr, "\t\t..default 20MHz" );
-  fprintf( stderr, "driver:\n" );
-  fprintf( stderr, "\tsci .. bitrate table for sci\n" );
-  exit ( 1 );
+  fprintf( ofile, "Usage: %s [options] driver\n", prog );
+  fprintf( ofile, "\nOptions:\n" );
+  fprintf( ofile, "Processor frequency (default 20MHz):\n") ;
+  fprintf( ofile, "\t-M Phi      .. processor frequency [MHz]\n" );
+  fprintf( ofile, "\t-K Phi      .. processor frequency [KHz]\n" );
+  fprintf( ofile, "\t-H Phi      .. processor frequency [Hz]\n" );
+  fprintf( ofile, "Driver:\n" );
+  fprintf( ofile, "\tsci         .. bitrate table for sci\n" );
+
+  fprintf( ofile, "\nWritten by Ralf Corsepius <corsepiu@faw.uni-ulm.de>\n" );
+  fprintf( ofile, "\nCopyright (c) 1998,1999,2000\tRalf Corsepius\n" );
 }
+
+#if HAVE_GETOPT_LONG
+#define NOARG   0
+#define HASARG  1
+#define OPTARG  2
+
+static struct option long_options[] =
+{
+  { "version",          NOARG,  NULL, 'v' },
+  { "help",             NOARG,  NULL, 'h' },
+  { "mega-hertz",       HASARG, NULL, 'M' },
+  { "kilo-hertz",       HASARG, NULL, 'K' },
+  { "hertz",            HASARG, NULL, 'H' },
+  { 0, 0, 0, 0 }
+};
+#endif
 
 static void shgen_header( FILE *file )
 {
   fprintf( file, 
-    "/*\n * DO NOT EDIT - this file is automatically generated by shgen 0.3\n" );
+    "/*\n * DO NOT EDIT - this file is automatically generated by shgen %s\n",
+    VERSION );
   fprintf( file,
-    " * Copyright (c) 1998-1999, Ralf Corsepius (corsepiu@faw.uni-ulm.de)\n */\n" );
+    " * Copyright (c) 1998,1999,2000 Ralf Corsepius (corsepiu@faw.uni-ulm.de)\n */\n" );
   fprintf( file, 
     "\n/* This file is not copyrighted */\n\n" );
@@ -38 +57 @@
 {
   double        Phi = 20.0 ;
-  
-  while ( ( optopt = getopt( argc, argv, "M:K:H:" ) ) > 0 )
+
+#if HAVE_GETOPT_LONG  
+  int option_index = 0 ;
+  while( ( optopt = getopt_long( argc, argv, "M:K:H:hv",
+      long_options, &option_index ) ) > 0 )
+#else
+  while ( ( optopt = getopt( argc, argv, "M:K:H:hv" ) ) > 0 )
+#endif
   {
     switch ( optopt )
@@ -52 +77 @@
       break ;
     case 'H' :
-      sscanf( optarg, "%lf", &Phi ); 
+      sscanf( optarg, "%lf", &Phi );
       break ;
+    case 'h' :
+      usage( stdout, argv[0] );
+      exit(0);
+    case 'v' :
+      fprintf( stdout, "%s version %s\n", argv[0], VERSION );
+      exit(0);
     default  :
-      usage( argv[0] );
+      usage( stderr, argv[0] );
+      exit(1);
       break ;
     }
@@ -61 +93 @@
 
   if ( argc - optind != 1 )
-    usage( argv[0] );
-
+  {
+    fprintf( stderr, "%s: Missing argument: driver\n", argv[0] );
+    exit(1);
+  }
+  
   shgen_header( stdout );
       
@@ -70 +105 @@
   }
   else
-    usage( argv[0] );
+  {
+    fprintf( stderr, "%s: Invalid argument: driver\n", argv[0] );
+    exit(1);
+  }
       
   return 0 ;