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90 lines
2.8 KiB
C
90 lines
2.8 KiB
C
#if !defined(lint)
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static char copyright[] = "Copyright 1992 The University of Adelaide";
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#endif
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/*
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* H E L P
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*
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* Author: Mark R. Prior
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* Communications and Systems Branch
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* Information Technology Division
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* The University of Adelaide
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* E-mail: mrp@itd.adelaide.edu.au
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* Date: October 1992
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* Version: 1.7
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* Description:
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* The Help module
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that the above copyright notice and this paragraph are
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* duplicated in all such forms and that any documentation,
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* advertising materials, and other materials related to such
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* distribution and use acknowledge that the software was developed
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* by the University of Adelaide. The name of the University may not
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* be used to endorse or promote products derived from this software
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* without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*/
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#include "whois++.h"
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void needHelp( reason )
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char *reason;
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{
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char filename[MAXPATHLEN];
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char buffer[BUFSIZ];
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int i;
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DIR *dir;
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struct dirent *entry;
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FILE *help;
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if ( reason == NULL || *reason == '\0' ) {
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sprintf( filename, "%s/%s/general", helpDir, language );
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if ( ( help = fopen( filename, "r" ) ) == NULL ) {
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printFormatted( lineLength, TRUE, stdout,
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"Sorry cannot open general information help file" );
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return;
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}
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} else {
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sprintf( filename, "%s/%s/%s", helpDir, language,
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lowerCase( reason ) );
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if ( ( help = fopen( filename, "r" ) ) == NULL ) {
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sprintf( filename, "%s/%s/%s", helpDir, defaultLanguage,
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lowerCase( reason ) );
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if ( ( help = fopen( filename, "r" ) ) == NULL ) {
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printFormatted( lineLength, TRUE, stdout,
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"Sorry cannot open help file for topic \"%s\"",
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reason );
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return;
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} else {
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printFormatted( lineLength, TRUE, stdout,
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"Sorry no help in %s, using default language (%s).",
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language, defaultLanguage );
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}
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}
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}
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while ( fgets( buffer, BUFSIZ, help ) != NULL ) {
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i = strlen( buffer );
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while ( i-- > 0 && ( buffer[i] == '\n' || buffer[i] == '\r' ) )
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buffer[i] = '\0';
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printFormatted( lineLength, FALSE, stdout, "%s", buffer );
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}
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fclose( help );
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if ( reason == NULL || *reason == '\0' ) {
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sprintf( filename, "%s/%s", helpDir, language );
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if ( ( dir = opendir( filename ) ) == NULL )
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return;
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printFormatted( lineLength, FALSE, stdout, "" );
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printFormatted( lineLength, FALSE, stdout,
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"Further information is available on the following topics" );
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for ( entry = readdir( dir ); entry != NULL; entry = readdir( dir ) )
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if ( !EQ(entry->d_name, "." ) && !EQ(entry->d_name, ".." ) )
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printFormatted( lineLength, FALSE, stdout,
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" %s", lowerCase( entry->d_name ) );
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closedir( dir );
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}
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return;
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}
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