GLOBAL.CPP
资源名称:os_source.zip [点击查看]
上传用户:datang2001
上传日期:2007-02-01
资源大小:53269k
文件大小:7k
源码类别:
操作系统开发
开发平台:
C/C++
- /*
- FIPS - the First nondestructive Interactive Partition Splitting program
- Module global.cpp
- RCS - Header:
- $Header: c:/daten/fips/source/main/RCS/global.cpp 1.4 1995/01/19 00:00:52 schaefer Exp schaefer $
- Copyright (C) 1993 Arno Schaefer
- 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., 675 Mass Ave, Cambridge, MA 02139, USA.
- Report problems and direct all questions to:
- schaefer@rbg.informatik.th-darmstadt.de
- */
- #include <stdarg.h>
- #include <conio.h>
- #include <stdlib.h>
- #include <string.h>
- #include "version.h"
- #include "global.h"
- #define CTRL_C 3
- global_vars global;
- /* ----------------------------------------------------------------------- */
- /* Initialization of global variables */
- /* ----------------------------------------------------------------------- */
- global_vars::global_vars (void)
- {
- test_mode = false;
- verbose_mode = true;
- debug_mode = false;
- drive_number_cmdline = 0;
- }
- global_vars::~global_vars (void)
- {
- if (debug_mode) fclose (debugfile);
- }
- void exit_function (void)
- {
- printx ("nBye!n");
- }
- void global_vars::open_debugfile (int argc,char *argv[])
- {
- if ((debugfile = fopen ("fipsinfo.dbg","wt")) == NULL)
- {
- global.debug_mode = false;
- warning (true, "Can't open debug file");
- }
- else
- {
- fprintf (debugfile,"FIPS debug filenn");
- fprintf (debugfile,"The command was: ");
- while (argc--) fprintf (debugfile,argc ? "%s " : "%s", *argv++);
- fprintf (debugfile,"nnTranscript of session:n");
- }
- }
- /* ----------------------------------------------------------------------- */
- /* Replacement for printf - prints to screen and debugfile */
- /* ----------------------------------------------------------------------- */
- void printx (char *fmt,...)
- {
- va_list ap;
- va_start (ap,fmt);
- vprintf (fmt,ap);
- if (global.debug_mode) vfprintf (global.debugfile,fmt,ap);
- va_end (ap);
- }
- /* ----------------------------------------------------------------------- */
- /* Replacement for getch - exit when CTRL-C is pressed */
- /* ----------------------------------------------------------------------- */
- int getx (void)
- {
- int character = getch();
- if (character == CTRL_C)
- {
- printx ("n");
- exit (0);
- }
- return (character);
- }
- /* ----------------------------------------------------------------------- */
- /* Copyright notice and version number */
- /* ----------------------------------------------------------------------- */
- void notice (void)
- {
- printx ("nFIPS version " FIPS_VERSION ", Copyright (C) 1993/94 Arno Schaefernn");
- printx ("DO NOT use FIPS in a multitasking environment like Windows, OS/2, Desqview,n");
- printx ("Novell Task manager or the Linux DOS emulator: boot from a DOS boot disk first.nn");
- printx ("If you use OS/2 or a disk compressor, read the relevant sections in FIPS.DOC.nn");
- printx ("FIPS comes with ABSOLUTELY NO WARRANTY, see file COPYING for detailsn");
- printx ("This is free software, and you are welcome to redistribute itn");
- printx ("under certain conditions; again see file COPYING for details.n");
- printx ("nPress any Keyn");
- getx();
- }
- /* ----------------------------------------------------------------------- */
- /* Hexdump binary data into a file */
- /* ----------------------------------------------------------------------- */
- void hexwrite (byte *buffer,int number,FILE *file)
- {
- for (int i=0;i<number;i++)
- {
- fprintf (file,"%02X ",*(buffer+i));
- if ((i+1)%16 == 0) fprintf (file,"n");
- else if ((i+1)%8 == 0) fprintf (file,"- ");
- }
- fprintf (file,"n");
- }
- /* ----------------------------------------------------------------------- */
- /* Error Handling */
- /* ----------------------------------------------------------------------- */
- static void print_verbose_message (char *message)
- {
- char line[256];
- int length = 0;
- FILE *error_msg_file;
- fprintf (stderr,"n");
- if (global.debug_mode) fprintf (global.debugfile,"n");
- if ((error_msg_file = fopen ("errors.txt","rt")) == NULL)
- {
- fprintf (stderr,"File ERRORS.TXT not found - no verbose messages availablen");
- if (global.debug_mode) fprintf (global.debugfile,"File ERRORS.TXT not found - no verbose messages availablen");
- global.verbose_mode = false;
- return;
- }
- while (message[length] != 0 && message[length] != ':') length++;
- fgets (line,255,error_msg_file);
- while (strncmp(message,line,length)) if (fgets (line,255,error_msg_file) == NULL) return;
- fgets (line,255,error_msg_file);
- while (!strncmp(" ",line,2))
- {
- fprintf (stderr,"%s",line+2);
- if (global.debug_mode) fprintf (global.debugfile,"%s",line+2);
- if (fgets (line,255,error_msg_file) == NULL) return;
- }
- fclose (error_msg_file);
- }
- void error (char *message,...)
- {
- va_list ap;
- va_start (ap,message);
- fprintf (stderr,"nError: ");
- vfprintf (stderr,message,ap);
- fprintf (stderr,"n");
- if (global.debug_mode)
- {
- fprintf (global.debugfile,"nError: ");
- vfprintf (global.debugfile,message,ap);
- fprintf (global.debugfile,"n");
- }
- va_end (ap);
- if (global.verbose_mode) print_verbose_message (message);
- exit (-1);
- }
- void warning (boolean wait_key, char *message,...)
- {
- va_list ap;
- va_start (ap,message);
- fprintf (stderr,"nWarning: ");
- vfprintf (stderr,message,ap);
- fprintf (stderr,"n");
- if (global.debug_mode)
- {
- fprintf (global.debugfile,"nWarning: ");
- vfprintf (global.debugfile,message,ap);
- fprintf (global.debugfile,"n");
- }
- va_end (ap);
- if (global.verbose_mode) print_verbose_message (message);
- if (wait_key)
- {
- fprintf (stderr,"nPress any keyn");
- if (global.debug_mode) fprintf (global.debugfile,"nPress any keyn");
- getx ();
- }
- }
- void infomsg (char *message,...)
- {
- va_list ap;
- va_start (ap,message);
- fprintf (stderr,"nInfo: ");
- vfprintf (stderr,message,ap);
- fprintf (stderr,"n");
- if (global.debug_mode)
- {
- fprintf (global.debugfile,"nInfo: ");
- vfprintf (global.debugfile,message,ap);
- fprintf (global.debugfile,"n");
- }
- va_end (ap);
- if (global.verbose_mode) print_verbose_message (message);
- fprintf (stderr,"nPress any keyn");
- if (global.debug_mode) fprintf (global.debugfile,"nPress any keyn");
- getx ();
- }