pager.cc File Reference

#include <fstream>
#include <iostream>
#include <string>
#include "cmd-edit.h"
#include "oct-env.h"
#include "singleton-cleanup.h"
#include "defaults.h"
#include "defun.h"
#include "error.h"
#include "gripes.h"
#include "input.h"
#include "oct-obj.h"
#include "pager.h"
#include "procstream.h"
#include "sighandlers.h"
#include "unwind-prot.h"
#include "utils.h"
#include "variables.h"

Include dependency graph for pager.cc:

Go to the source code of this file.

Functions
static void	clear_external_pager (void)
static void	close_diary_file (void)
static std::string	default_pager (void)
static void	do_sync (const char *msg, int len, bool bypass_pager)
OCTAVE_EXPORT octave_value_list	Fdiary (const octave_value_list &args, int)
void	flush_octave_stdout (void)
OCTAVE_EXPORT octave_value_list	Fmore (const octave_value_list &args, int)
OCTAVE_EXPORT octave_value_list	Fpage_output_immediately (const octave_value_list &args, int nargout)
OCTAVE_EXPORT octave_value_list	Fpage_screen_output (const octave_value_list &args, int nargout)
OCTAVE_EXPORT octave_value_list	FPAGER (const octave_value_list &args, int nargout)
OCTAVE_EXPORT octave_value_list	FPAGER_FLAGS (const octave_value_list &args, int nargout)
OCTAVE_EXPORT octave_value_list	Fterminal_size (const octave_value_list &, int)
static bool	more_than_a_screenful (const char *s, int len)
static void	open_diary_file (void)
static std::string	pager_command (void)
static bool	pager_event_handler (pid_t pid, int status)

Variables
static std::string	diary_file
static std::ofstream	external_diary_file
static oprocstream *	external_pager = 0
static bool	flushing_output_to_pager = false
static bool	really_flush_to_pager = false
static bool	Vpage_output_immediately = false
static bool	Vpage_screen_output = true
static std::string	VPAGER = default_pager ()
static std::string	VPAGER_FLAGS
static bool	write_to_diary_file = false

Function Documentation

static void clear_external_pager ( void  )

static

Definition at line 93 of file pager.cc.

References external_pager, procstreambase::pid(), and octave_child_list::remove().

Referenced by flush_octave_stdout().

static void close_diary_file ( void  )

static

Definition at line 477 of file pager.cc.

References external_diary_file, octave_pager_stream::flush_current_contents_to_diary(), and octave_diary.

Referenced by Fdiary(), and open_diary_file().

static std::string default_pager ( void  )

static

Definition at line 61 of file pager.cc.

References octave_env::getenv(), and OCTAVE_DEFAULT_PAGER.

static void do_sync ( const char *  msg, int  len, bool  bypass_pager  )

static

Definition at line 143 of file pager.cc.

References octave_child_list::insert(), pager_command(), pager_event_handler(), and procstreambase::pid().

Referenced by octave_pager_buf::sync().

OCTAVE_EXPORT octave_value_list Fdiary	(	const octave_value_list &	args,
		int
	)

Definition at line 540 of file pager.cc.

References arg(), close_diary_file(), diary_file, error_state, octave_value_list::length(), open_diary_file(), print_usage(), and write_to_diary_file.

void flush_octave_stdout

(

void

)

Definition at line 458 of file pager.cc.

References clear_external_pager(), flushing_output_to_pager, octave_stdout, action_container::protect_var(), and really_flush_to_pager.

Referenced by do_octave_atexit(), gh_manager::do_process_events(), F__octave_link_edit_file__(), F__octave_link_file_dialog__(), F__octave_link_input_dialog__(), F__octave_link_list_dialog__(), F__octave_link_message_dialog__(), F__octave_link_question_dialog__(), Ffflush(), Fpause(), get_user_input(), interactive_input(), octave_base_reader::octave_gets(), verror(), and vwarning().

OCTAVE_EXPORT octave_value_list Fmore	(	const octave_value_list &	args,
		int
	)

Definition at line 601 of file pager.cc.

References arg(), error(), error_state, octave_value_list::length(), print_usage(), and Vpage_screen_output.

OCTAVE_EXPORT octave_value_list Fpage_output_immediately	(	const octave_value_list &	args,
		int	nargout
	)

Definition at line 661 of file pager.cc.

References SET_INTERNAL_VARIABLE.

OCTAVE_EXPORT octave_value_list Fpage_screen_output	(	const octave_value_list &	args,
		int	nargout
	)

Definition at line 681 of file pager.cc.

References SET_INTERNAL_VARIABLE.

Referenced by maximum_braindamage().

OCTAVE_EXPORT octave_value_list FPAGER	(	const octave_value_list &	args,
		int	nargout
	)

Definition at line 701 of file pager.cc.

References SET_NONEMPTY_INTERNAL_STRING_VARIABLE.

OCTAVE_EXPORT octave_value_list FPAGER_FLAGS	(	const octave_value_list &	args,
		int	nargout
	)

Definition at line 718 of file pager.cc.

References SET_NONEMPTY_INTERNAL_STRING_VARIABLE.

OCTAVE_EXPORT octave_value_list Fterminal_size	(	const octave_value_list &	,
		int
	)

Definition at line 637 of file pager.cc.

References octave_value(), size(), command_editor::terminal_cols(), and command_editor::terminal_rows().

static bool more_than_a_screenful ( const char *  s, int  len  )

static

Definition at line 201 of file pager.cc.

References command_editor::terminal_cols(), and command_editor::terminal_rows().

Referenced by octave_pager_buf::sync().

static void open_diary_file ( void  )

static

Definition at line 500 of file pager.cc.

References close_diary_file(), diary_file, error(), external_diary_file, and octave_pager_stream::set_diary_skip().

Referenced by Fdiary().

static std::string pager_command ( void  )

static

Definition at line 132 of file pager.cc.

References VPAGER, and VPAGER_FLAGS.

Referenced by do_sync().

static bool pager_event_handler ( pid_t  pid, int  status  )

static

Definition at line 105 of file pager.cc.

References octave_wait::ifexited(), and octave_wait::ifsignaled().

Referenced by do_sync().

Variable Documentation

std::string diary_file

static

Definition at line 55 of file pager.cc.

Referenced by Fdiary(), and open_diary_file().

std::ofstream external_diary_file

static

Definition at line 58 of file pager.cc.

Referenced by close_diary_file(), open_diary_file(), and octave_diary_buf::sync().

oprocstream* external_pager = 0

static

Definition at line 49 of file pager.cc.

Referenced by clear_external_pager().

bool flushing_output_to_pager = false

static

Definition at line 90 of file pager.cc.

Referenced by flush_octave_stdout().

bool really_flush_to_pager = false

static

Definition at line 88 of file pager.cc.

Referenced by flush_octave_stdout(), and octave_pager_buf::sync().

bool Vpage_output_immediately = false

static

Definition at line 82 of file pager.cc.

Referenced by octave_pager_buf::sync().

bool Vpage_screen_output = true

static

Definition at line 86 of file pager.cc.

Referenced by Fmore(), and octave_pager_buf::sync().

std::string VPAGER = default_pager ()

static

Definition at line 74 of file pager.cc.

Referenced by pager_command().

std::string VPAGER_FLAGS

static

Definition at line 77 of file pager.cc.

Referenced by pager_command().

bool write_to_diary_file = false

static

Definition at line 52 of file pager.cc.

Referenced by Fdiary(), and octave_diary_buf::sync().