From 0838a8ddc77b87cabef55596f31ca23b5aeb0192 Mon Sep 17 00:00:00 2001
From: Pedro Vicente Nunes <pvn@hdfgroup.org>
Date: Mon, 2 Jun 2008 11:28:14 -0500
Subject: [svn-r15122] command line parsing and usage

tested: windows
---
 tools/h52jpeg/h52jpeg.c | 128 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 128 insertions(+)

diff --git a/tools/h52jpeg/h52jpeg.c b/tools/h52jpeg/h52jpeg.c
index fd40910..35cf43c 100644
--- a/tools/h52jpeg/h52jpeg.c
+++ b/tools/h52jpeg/h52jpeg.c
@@ -1,4 +1,132 @@
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Copyright by The HDF Group.                                               *
+ * Copyright by the Board of Trustees of the University of Illinois.         *
+ * All rights reserved.                                                      *
+ *                                                                           *
+ * This file is part of HDF5.  The full HDF5 copyright notice, including     *
+ * terms governing use, modification, and redistribution, is contained in    *
+ * the files COPYING and Copyright.html.  COPYING can be found at the root   *
+ * of the source code distribution tree; Copyright.html can be found at the  *
+ * root level of an installed copy of the electronic HDF5 document set and   *
+ * is linked from the top-level documents page.  It can also be found at     *
+ * http://hdfgroup.org/HDF5/doc/Copyright.html.  If you do not have          *
+ * access to either file, you may request a copy from help@hdfgroup.org.     *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
+#include <stdlib.h>
+#include "h5tools_utils.h"
 
 
+const char *progname = "h52jpeg";
+static void usage(const char *prog);
+
+/*
+ * command-line options: The user can specify short or long-named parameters
+ */
+static const char *s_opts = "hVvi:t:";
+static struct long_options l_opts[] = {
+    { "help", no_arg, 'h' },
+    { "version", no_arg, 'V' },
+    { "verbose", no_arg, 'v' },
+    { "image", require_arg, 'i' },
+    { "type", require_arg, 't' },
+    { NULL, 0, '\0' }
+};
+
+
+
+
+/*-------------------------------------------------------------------------
+ * Function: main
+ *
+ * Purpose: h52jpeg main program
+ *
+ * Programmer: Pedro Vicente, pvn@hdfgroup.org
+ *
+ * Date: May 30, 2008
+ *
+ *-------------------------------------------------------------------------
+ */
+int main(int argc, char **argv)
+{
+    int   opt;
+    char  *image_name = NULL;
+    char  *image_type = NULL;
+    char  *file_name = NULL;
+    char  *template_name = NULL;
+    int   verbose = 0;
+    
+    /* parse command line options */
+    while ((opt = get_option(argc, argv, s_opts, l_opts)) != EOF) 
+    {
+        switch ((char)opt) 
+        {
+        case 'h':
+            usage(progname);
+            exit(EXIT_SUCCESS);
+        case 'V':
+            print_version(progname);
+            exit(EXIT_SUCCESS);
+        case 'v':
+            verbose = 1;
+            break;        
+        case 'i':
+            image_name = argv[ opt_ind ];
+            break;
+        case 't':
+            image_type = argv[ opt_ind ];
+            break;
+            
+        } /* switch */
+        
+        
+    } /* while */
+    
+    /* check for file names to be processed */
+    if ( argv[ opt_ind ] != NULL && argv[ opt_ind + 1 ] != NULL ) 
+    {
+        file_name = argv[ opt_ind ];
+        template_name = argv[ opt_ind + 1 ];    
+    }
+    
+    else
+    {
+        usage(progname);
+        exit(EXIT_FAILURE);
+    }
+    
+    
+    return 0;
+}
+
+
+
+/*-------------------------------------------------------------------------
+ * Function: usage
+ *
+ * Purpose: print usage
+ *
+ * Return: void
+ *
+ *-------------------------------------------------------------------------
+ */
+static void usage(const char *prog)
+{
+    printf("usage: %s [OPTIONS] file template\n", prog);
+    printf("  file                     HDF5 file name\n");
+    printf("  template                 Name template for jpeg images\n");
+    printf("  OPTIONS\n");
+    printf("   -h, --help              Print a usage message and exit\n");
+    printf("   -v, --verbose           Verbose mode, print object information\n");
+    printf("   -V, --version           Print version number and exit\n");
+    printf("   -i, --image             Image name (full path in HDF5 file)\n");
+    printf("   -t T, --type=T          Type of image (8bit or 24bit)\n");
+    
+    printf("\n");
+    
+    printf("  T - is a string, either <8bit> or <24bit>\n");
+    
+    
+}
+
 
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