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| Current File : //proc/thread-self/root/usr/include/gap/sysopt.h |
/****************************************************************************
**
*Y Copyright (C) 1996, Lehrstuhl D für Mathematik, RWTH Aachen, Germany
*Y (C) 1998 School Math and Comp. Sci., University of St Andrews, Scotland
*Y Copyright (C) 2002-2018 The GAP Group
**
** This file declares functions and variables related to command line
** settable options.
**
*/
#ifndef GAP_SYSOPT_H
#define GAP_SYSOPT_H
/****************************************************************************
**
*F * * * * * * * * * * * command line settable options * * * * * * * * * * *
*/
/****************************************************************************
**
*V SyArchitecture . . . . . . . . . . . . . . . . name of the architecture
*/
extern const Char * SyArchitecture;
/****************************************************************************
**
*V SyKernelVersion . . . . . . . . . . . . . . . . kernel version number
*V SyBuildVersion . . . . . . . . . . . . . . . . . kernel version number
*V SyBuildDateTime . . . . . . . . . . . . . . . . kernel build time
**
** 'SyBuildVersion' will replace 'SyKernelVersion'.
*/
extern const Char * SyKernelVersion;
extern const Char * SyBuildVersion;
extern const Char * SyBuildDateTime;
/****************************************************************************
**
*V SyCTRD . . . . . . . . . . . . . . . . . . . true if '<ctr>-D' is <eof>
*/
extern UInt SyCTRD;
/****************************************************************************
**
*V SyCompileInput . . . . . . . . . . . . . . . . . . from this input file
*/
extern Char SyCompileInput[GAP_PATH_MAX];
/****************************************************************************
**
*V SyCompileMagic1 . . . . . . . . . . . . . . . . . . and this magic number
*/
extern Char * SyCompileMagic1;
/****************************************************************************
**
*V SyCompileName . . . . . . . . . . . . . . . . . . . . . . with this name
*/
extern Char SyCompileName[256];
/****************************************************************************
**
*V SyCompileOutput . . . . . . . . . . . . . . . . . . into this output file
*/
extern Char SyCompileOutput[GAP_PATH_MAX];
/****************************************************************************
**
*V SyCompilePlease . . . . . . . . . . . . . . . tell GAP to compile a file
*/
extern Int SyCompilePlease;
/****************************************************************************
**
*V SyDebugLoading . . . . . . . . . output messages about loading of files
*/
extern Int SyDebugLoading;
/****************************************************************************
**
*V SyGapRootPaths . . . . . . . . . . . . . . . . . . . array of root paths
**
** 'SyGapRootPaths' conatins the names of the directories where the GAP
** files are located.
**
** It is modified by the command line option -l.
**
** It is copied into the GAP variable called 'GAP_ROOT_PATHS' and used by
** 'SyFindGapRootFile'.
**
** Each entry must end with the pathname seperator, eg. if 'init.g' is the
** name of a library file 'strcat( SyGapRootPaths[i], "lib/init.g" );' must
** be a valid filename.
**
** In addition we store the path to the users ~/.gap directory, if available,
** in 'DotGapPath'.
**
** Put in this package because the command line processing takes place here.
*/
enum { MAX_GAP_DIRS = 16 };
extern Char SyGapRootPaths[MAX_GAP_DIRS][GAP_PATH_MAX];
#ifdef HAVE_DOTGAPRC
extern Char DotGapPath[GAP_PATH_MAX];
#endif
/****************************************************************************
**
*V SyLineEdit . . . . . . . . . . . . . . . . . . . . support line editing
**
** 0: no line editing
** 1: line editing if terminal
** 2: always line editing (EMACS)
*/
extern UInt SyLineEdit;
/****************************************************************************
**
*V SyUseReadline . . . . . . . . . . . . . . . . . . support line editing
**
** Switch for not using readline although GAP is compiled with libreadline
*/
extern UInt SyUseReadline;
/****************************************************************************
**
*V SyMsgsFlagBags . . . . . . . . . . . . . . . . . enable gasman messages
**
** 'SyMsgsFlagBags' determines whether garabage collections are reported or
** not.
**
** Per default it is false, i.e. Gasman is silent about garbage collections.
** It can be changed by using the '-g' option on the GAP command line.
**
** This is used in the function 'SyMsgsBags' below.
**
** Put in this package because the command line processing takes place here.
*/
extern UInt SyMsgsFlagBags;
extern Int SyGasmanNumbers[2][9];
/****************************************************************************
**
*V SyNrCols . . . . . . . . . . . . . . . . . . length of the output lines
**
** 'SyNrCols' is the length of the lines on the standard output device.
**
** Per default this is 80 characters which is the usual width of terminals.
** It can be changed by the '-x' options for larger terminals or printers.
**
** 'Pr' uses this to decide where to insert a <newline> on the output lines.
** 'SyRead' uses it to decide when to start scrolling the echoed input line.
**
** Put in this package because the command line processing takes place here.
*/
extern UInt SyNrCols;
extern UInt SyNrColsLocked;
/****************************************************************************
**
*V SyNrRows . . . . . . . . . . . . . . . . . number of lines on the screen
**
** 'SyNrRows' is the number of lines on the standard output device.
**
** Per default this is 24, which is the usual size of terminal screens.
** It can be changed with the '-y' option for larger terminals or printers.
**
** 'SyHelp' uses this to decide where to stop with '-- <space> for more --'.
*/
extern UInt SyNrRows;
extern UInt SyNrRowsLocked;
/****************************************************************************
**
*V SyQuiet . . . . . . . . . . . . . . . . . . . . . . . . . surpress prompt
**
** 'SyQuit' determines whether GAP should print the prompt and the banner.
**
** Per default its false, i.e. GAP prints the prompt and the nice banner.
** It can be changed by the '-q' option to have GAP operate in silent mode.
**
** It is used by the functions in 'gap.c' to surpress printing the prompts.
**
** Put in this package because the command line processing takes place here.
*/
extern UInt SyQuiet;
/****************************************************************************
**
*V SyQuitOnBreak . . . . . . . . . . exit GAP instead of entering break loop
**
** 'SyQuitOnBreak' determines whether GAP should quit (with non-zero return
** value) instead of entering the break loop.
**
** False by default, can be changed with the '--quitonbreak' option.
**
** Put in this package because the command line processing takes place here.
*/
extern UInt SyQuitOnBreak;
/****************************************************************************
**
*V SyRestoring . . . . . . . . . . . . . . . . . . . . restoring a workspace
**
** 'SyRestoring' determines whether GAP is restoring a workspace or not. If
** it is zero no restoring should take place otherwise it holds the filename
** of a workspace to restore.
**
*/
extern Char * SyRestoring;
/****************************************************************************
**
*V SyInitializing set to 1 during library init
**
** 'SyInitializing' is set to 1 during the library intialization phase of
** startup. It supresses some behaviours that may not be possible so early
** such as homogeneity tests in the plist code.
*/
extern UInt SyInitializing;
extern Char ** SyOriginalArgv;
extern UInt SyOriginalArgc;
/****************************************************************************
**
*V SyLoadSystemInitFile . . . . . . should GAP load 'lib/init.g' at startup
*/
extern Int SyLoadSystemInitFile;
/****************************************************************************
**
*V SyUseModule . . . . . . . . . check for static modules in 'READ_GAP_ROOT'
*/
extern int SyUseModule;
/****************************************************************************
**
*V SyWindow . . . . . . . . . . . . . . . . running under a window handler
**
** 'SyWindow' is 1 if GAP is running under a window handler front end such
** as 'xgap', and 0 otherwise.
**
** If running under a window handler front end, GAP adds various commands
** starting with '@' to the output to let 'xgap' know what is going on.
*/
extern UInt SyWindow;
#endif // GAP_SYSOPT_H