From 16e9630b79f0a7a90c6cedb6781175bb8b337dc1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= <debian@jff-webhosting.net>
Date: Sat, 29 Apr 2017 12:11:08 +0200
Subject: New upstream version 4.3.0

---
 app/bin/helphelper.c | 146 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 146 insertions(+)
 create mode 100644 app/bin/helphelper.c

(limited to 'app/bin/helphelper.c')

diff --git a/app/bin/helphelper.c b/app/bin/helphelper.c
new file mode 100644
index 0000000..013ff0a
--- /dev/null
+++ b/app/bin/helphelper.c
@@ -0,0 +1,146 @@
+/** \file helphelper.c
+ * use OSX Help system 
+ */
+
+/*  XTrkCad - Model Railroad CAD
+ *  Copyright (C) 2015 Martin Fischer
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#import <CoreFoundation/CoreFoundation.h>
+#import <Carbon/Carbon.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <dirent.h>
+#include <sys/time.h>
+#include <signal.h>
+#include <unistd.h>
+#include <string.h>
+#include <ctype.h>
+#include <assert.h>
+#include <errno.h>
+#include <fcntl.h>
+
+#include <stdint.h>
+
+#define HELPCOMMANDPIPE "/tmp/helppipe"
+#define EXITCOMMAND "##exit##"
+
+
+OSStatus MyGoToHelpPage (CFStringRef pagePath, CFStringRef anchorName)
+{
+    CFBundleRef myApplicationBundle = NULL;
+    CFStringRef myBookName = NULL;
+    OSStatus err = noErr;
+    printf("HelpHelper: Started to look for help\n");
+ 
+    myApplicationBundle = CFBundleGetMainBundle();
+    if (myApplicationBundle == NULL) {
+    	printf("HelpHelper: Error - No Application Bundle\n");
+    	err = fnfErr; 
+    	return err;
+    }
+    printf("HelpHelper: Application Bundle Found\n");
+ 
+    myBookName = CFBundleGetValueForInfoDictionaryKey(
+                    myApplicationBundle,
+                    CFSTR("CFBundleHelpBookName"));
+    if (myBookName == NULL) {
+    	myBookName = CFStringCreateWithCString(NULL, "XTrackCAD Help", kCFStringEncodingMacRoman);
+    	printf("HelpHelper: Defaulting to 'XTrackCAD Help'\n" );  
+    	err = fnfErr; 
+    	return err;
+    }
+    printf("HelpHelper: BookName dictionary name %s found\n",CFStringGetCStringPtr(myBookName, kCFStringEncodingMacRoman));
+ 
+    if (CFGetTypeID(myBookName) != CFStringGetTypeID()) {
+    	printf("HelpHelper: Error - BookName is not a string\n" );
+        err = paramErr;
+    }
+ 
+    if (err == noErr) {
+    	err = AHGotoPage (myBookName, pagePath, anchorName);
+    	if (err != noErr) {
+    		printf("HelpHelper: Error in AHGoToPage('%s','%s')\n",CFStringGetCStringPtr(myBookName, kCFStringEncodingMacRoman), CFStringGetCStringPtr(pagePath, kCFStringEncodingMacRoman));
+    	}
+    }
+    	
+    return err;
+ 
+};
+
+int displayHelp(char* name) {
+	CFStringRef str = CFStringCreateWithCString(NULL,name,kCFStringEncodingMacRoman);
+	OSStatus err = MyGoToHelpPage(str, NULL);
+	if (err != noErr) printf("HelpHelper: MyGoToHelpPage had error %d\n", err); 
+	return err;
+
+};
+
+int
+main( int argc, char **argv )
+{
+	int handleOfPipe = 0;
+	char buffer[ 100 ];
+	char issue[ 100 ];
+	
+	int len;
+	int finished = 0;
+	int numBytes = 0;
+	int numBytes2 = 0;
+	
+	printf( "HelpHelper: starting!\n" );
+	
+	handleOfPipe = open( HELPCOMMANDPIPE, O_RDONLY );
+	if( handleOfPipe ) {
+		printf( "HelpHelper: opened pipe for reading\n" );
+		while( !finished ) {
+			printf( "HelpHelper: reading from pipe...\n" );
+			numBytes = read( handleOfPipe, &len, sizeof( int ));
+			
+			if( numBytes > 0 )
+				printf( "HelpHelper: read %d bytes\n", numBytes );
+			if( numBytes == sizeof(int)) {
+				printf( "HelpHelper: Expecting %d bytes\n", len );
+				numBytes2 = read( handleOfPipe, buffer, len + 1 );
+				if (numBytes2 > 0) 
+					printf( "HelpHelper: Display help on: %s\n", buffer );
+				
+				if( !strcmp(buffer, EXITCOMMAND )) {
+					finished = 1;
+				} else {
+					if (displayHelp(buffer) != 0) 
+						printf( "HelpHelper: Error\n");
+				}				
+			}
+			if( numBytes <= 0 ) {
+				printf( "HelpHelper: exiting on pipe error\n" );
+				exit( 1 );
+			}		
+		}
+	} else {
+		printf( "HelpHelper: Could not open pipe for reading\n" );
+	}	
+	
+	printf( "HelpHelper: exiting!" );
+	
+	exit( 0 );
+};
+
+
+
+	
-- 
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