2021-04-02  Steven Eker  <eker2@eker10>

	* IO_Manager.hh (IO_Manager::safeToAccessStdin)
	(IO_Manager::safeToAccessStdout, IO_Manager::safeToAccessStderr):
	added

2021-03-30  Steven Eker  <eker2@eker10>

	* autoWrapBuffer.cc (AutoWrapBuffer::sync): use decideOnBreak() to
	implement flush

	* IO_Manager.cc (IO_Manager::readFromStdin): don't call
	resetCursorPosition() after all since we could be in a child
	process

	* IO_Manager.hh (IO_Manager::resetStdoutWrapping): added

	* autoWrapBuffer.cc (AutoWrapBuffer::sync): set pendingWidth to
	UNDEFINED after we dumpBuffer()

	* IO_Manager.cc (IO_Manager::readFromStdin): call
	resetCursorPosition() to account for user typed \n

	* autoWrapBuffer.hh (AutoWrapBuffer::resetCursorPosition): added

	* IO_Manager.cc (IO_Manager::setAutoWrap): pass respectFlush as
	true for cout and false for cerr
	(IO_Manager::readFromStdin): use cout rather than fputc()
	(IO_Manager::getInput): use cout rather than fputs()
	(IO_Manager::getLineFromStdin): use cout rather than fputs()

	* autoWrapBuffer.hh (class AutoWrapBuffer): updated decl for ctor;
	added data member respectFlush

	* autoWrapBuffer.cc (AutoWrapBuffer::sync): removed support for
	gcc versions < 3.0 because we already need >= 5.2 for range-based
	for loops
	(AutoWrapBuffer::AutoWrapBuffer): take and init respectFlush flag
	(AutoWrapBuffer::sync): use repectFlush flag

2021-03-29  Steven Eker  <eker2@eker10>

	* IO_Manager.cc (IO_Manager::readFromStdin): move to new line
	after ^C interrupt or ^D end-of-file
	(IO_Manager::readFromStdin): only move to new line if stdin
	isatty()

	* IO_Manager.hh (class IO_Manager): updated decl for setAutoWrap()

	* autoWrapBuffer.cc (AutoWrapBuffer::overflow): handle lineWidth
	== NONE

	* IO_Manager.cc (IO_Manager::setAutoWrap): take flag
	(IO_Manager::setAutoWrap): pass columns = NONE to AutoWrapBuffer()
	if we don't want line wrapping

	* autoWrapBuffer.hh (class AutoWrapBuffer): added data member
	waitFunction

	* autoWrapBuffer.cc (AutoWrapBuffer::overflow): use waitFunction
	(AutoWrapBuffer::sync): use waitFunction
	(AutoWrapBuffer::AutoWrapBuffer): save waitFunction

	* IO_Manager.cc: define and init stdinOwner here
	(IO_Manager::IO_Manager): don't init stdinOwner
	(IO_Manager::setAutoWrap): pass waitUntilSafeToAccessStdin to
	AutoWrapBuffer() (2 places)

	* IO_Manager.hh (class IO_Manager): make
	waitUntilSafeToAccessStdin(), setStdinOwner() static
	(class IO_Manager): make stdinOwner static

	* autoWrapBuffer.hh (class AutoWrapBuffer): added typedef for
	WaitFunction

	* IO_Manager.cc (IO_Manager::getInput): use usingTecla()
	(IO_Manager::getLineFromStdin): use usingTecla()

2021-03-26  Steven Eker  <eker2@eker10>

	* IO_Manager.cc (IO_Manager::setCommandLineEditing): pass
	GLS_UNBLOCK_SIG to gl_trap_signal() to ensure tecla responds to ^C
	even if we blocked it to avoid losing a ^C just before calling
	tecla

2021-03-24  Steven Eker  <eker2@eker10>

	* IO_Manager.cc (IO_Manager::IO_Manager): init stdinOwner to 0

	* IO_Manager.hh (class IO_Manager): make
	waitUntilSafeToAccessStdin() public

	* IO_Manager.cc (IO_Manager::waitUntilSafeToAccessStdin): added
	(IO_Manager::getLineFromStdin, IO_Manager::getInput): call
	waitUntilSafeToAccessStdin() before we access stdin

	* IO_Manager.hh (class IO_Manager): added data member stdinOwner
	(IO_Manager::setStdinOwner): added
	(class IO_Manager): added decl for waitUntilSafeToAccessStdin()

===================================Maude135===========================================

2020-11-24  Steven Eker  <eker2@eker10>

	* IO_Manager.cc (IO_Manager::setAutoWrap): code cleanning
	(IO_Manager::unsetAutoWrap): fixed bug where we're replacing cout
	twice rather than cerr

2020-11-23  Steven Eker  <eker2@eker10>

	* IO_Manager.hh (class IO_Manager): added decl for unsetAutoWrap()

	* IO_Manager.cc (IO_Manager::setAutoWrap): save pointers to
	original streambuf objects
	(IO_Manager::IO_Manager): init savedOut, savedErr
	(IO_Manager::unsetAutoWrap): added

	* IO_Manager.hh (class IO_Manager): added data members savedOut,
	savedErr

===================================Maude132===========================================

2019-12-04  Steven Eker  <eker@mu>

	* directoryManager.cc (popd): prevLength becomes indexOfDirectoryToPop
	(popd): added comments to explain what is going on

2019-12-03  Steven Eker  <eker@mu>

	* directoryManager.cc (popd): check return value of chdir() call

===================================Maude127===========================================

2018-09-13  Steven Eker  <eker@install.csl.sri.com>

	* directoryManager.hh (D): added typedef VisitedMap

	* directoryManager.cc (alreadySeen): added

	* directoryManager.hh (D): added data member visitedMap

	* directoryManager.cc (visitFile): added

===================================Maude116===========================================

2018-07-06  Steven Eker  <eker@install.csl.sri.com>

	* IO_Manager.hh (I): boundedGetLineFromStdin() -> readFromStdin();
	deleted decls for getLine(), boundedGetLine(); make
	readFromStdin() private

	* IO_Manager.cc (getLineFromStdin): use BUFFER_SIZE
	(boundedGetLine, getLine): deleted
	(boundedGetLineFromStdin): becomes readFromStdin()
	(getLineFromStdin, getInput): use readFromStdin()

	* IO_Manager.hh (I): added decls for boundedGetLineFromStdin(),
	getLineFromStdin()
	(I): added enum Sizes

	* IO_Manager.cc (getInput): use boundedGetLineFromStdin()

	* IO_Manager.hh (I): added data members firstUnused, bufferEnd,
	bufferSize, buffer

	* IO_Manager.cc (IO_Manager): initialize firstUnused, bufferEnd,
	bufferSize, buffer
	(boundedGetLineFromStdin, getLineFromStdin): added

2017-12-07  Steven Eker  <eker@install.csl.sri.com>

	* IO_Manager.cc (getInput): don't generate continuation
	prompts in the usePromptsAnyway case

===================================Maude116===========================================

2017-08-01  Steven Eker  <eker@install.csl.sri.com>

	* IO_Manager.cc (IO_Manager): clear usePromptsAynway flag
	(getInput): repect usePromptsAnyway flag
	(getInput): make n a size_t

	* IO_Manager.hh (setUsePromptsAnyway): added

	* IO_Manager.cc (getInput): support contPrompt in non-Tecla
	case

	* IO_Manager.hh (I): added decl for boundedGetLine()

	* IO_Manager.cc (boundedGetLine): added
	(getInput): use boundedGetLine()

	* IO_Manager.hh (I): upated decl for getInput()

	* IO_Manager.cc (getLine): check and free memory even in
	the EOF/error case
	(getInput): pass maxSize as size_t

2017-07-31  Steven Eker  <eker@install.csl.sri.com>

	* IO_Manager.hh (I): updated decl for getLine()

	* IO_Manager.cc (getLine): take a prompt argument

2017-07-27  Steven Eker  <eker@install.csl.sri.com>

	* IO_Manager.hh (I): adde decl for getLine()

	* IO_Manager.cc (getLine): added

2017-07-18  Steven Eker  <eker@install.csl.sri.com>

	* directoryManager.cc (checkAccess): removed hack since compare() for
	substring vs C-string seems to work; added comment

===================================Maude115===========================================

2008-09-04  Steven Eker  <eker@goo.csl.sri.com>

	* directoryManager.cc (initialize): fix char constness

===================================Maude91a===========================================

2006-10-10  Steven Eker  <eker@goo.csl.sri.com>

	* IO_Manager.hh (class IO_Manager): removed extraneous
	quantification to appease gcc 4.1

===================================Maude88b===========================================

2003-10-08  Steven Eker  <eker@goo.csl.sri.com>

	* IO_Manager.cc (getInput): rewritten to allow building without
	Tecla

===================================Maude82===========================================

2003-07-28  Steven Eker  <eker@goo.csl.sri.com>

	* IO_Manager.cc: test HAVE_SYS_TERMIOS_H

2003-07-23  Steven Eker  <eker@goo.csl.sri.com>

	* autoWrapBuffer.cc (handleEscapeSequenceChar): use operator+=
	rather than push_back() since it seems more portable
	(handleChar): ditto

2003-07-21  Steven Eker  <eker@goo.csl.sri.com>

	* autoWrapBuffer.cc (sync): rewritten to test __GNUC__ in order to
	determine which sync function to call

===================================Maude81===========================================

2003-02-26  Steven Eker  <eker@goo.csl.sri.com>

	* directoryManager.cc: removed #pragma

	* directoryManager.hh: removed #pragma

	* autoWrapBuffer.cc: removed #pragma
	(sync): updated Assert()
	(overflow): updated Assert()

	* autoWrapBuffer.hh: removed #pragma

	* IO_Manager.cc: removed #pragma

	* IO_Manager.hh: removed #pragma

===================================Maude79===========================================

2002-11-19  Steven Eker  <eker@goo.csl.sri.com>

	* IO_Manager.cc (getInput): output a prompt if we are reading from
	stdin but not using tecla

2002-10-02  Steven Eker  <eker@goo.csl.sri.com>

	* IO_Manager.hh (class IO_Manager): added DEFAULT_LINES to enum
	Defaults

	* IO_Manager.cc (getInput): use setLineWidth() to set wrapOut and
	wrapErr line widths after each tecla input in case user resized
	terminal

	* autoWrapBuffer.hh: rewritten

	* autoWrapBuffer.cc: rewritten

2002-10-01  Steven Eker  <eker@goo.csl.sri.com>

	* autoWrapBuffer.cc (AutoWrapBuffer): lineWidth now stores true
	line width
	(breakLine): now use true lineWidth - need to subtract
	RIGHT_MARGIN
	(sync): removed hack for flushing maude prompts now that the
	command line prompts are handled by tecla and don't pass through
	C++ streams
	(breakLine): handle the case where the pending buffer will not fit
	on a new line by not inserting a \n and instead calculating where
	the cursor will end up after hard wrapping.
	(overflow): don't call breakLine() in normal case; call
	breakLine() in \n case
	(overflow): only call saveBreakPoint() after we fail to breaLine()
	in space case

2002-09-27  Steven Eker  <eker@goo.csl.sri.com>

	* directoryManager.cc: moved here from ../Mixfix

	* autoWrapBuffer.cc: moved here from ../Mixfix

	* timer.cc: moved here from ../Mixfix

	* IO_Manager.hh (setPrompt): take ref
	(setContPrompt): take ref

	* IO_Manager.cc (getInput): set contFlag
	(IO_Manager): clear contFlag
	(setCommandLineEditing): pass 0 to gl_trap_signal() flag arg since
	we won't be printing during interrupt

2002-09-26  Steven Eker  <eker@goo.csl.sri.com>

	* IO_Manager.cc: created

	* IO_Manager.hh: created

