and got this error message.
make[1]: Entering directory `/home/doug/octave_gui/octave/gui/src'
g++ -c -pipe -I/usr/local/include/octave-3.6.1/octave/.. -I/usr/local/include/octave-3.6.1/octave -I/usr/local/include -O2 -Wall -W -D_REENTRANT -DQT_NO_DEBUG -DQT_WEBKIT_LIB -DQT_GUI_LIB -DQT_NETWORK_LIB -DQT_CORE_LIB -DQT_SHARED -I/usr/share/qt4/mkspecs/linux-g++ -I. -I/usr/include/qt4/QtCore -I/usr/include/qt4/QtNetwork -I/usr/include/qt4/QtGui -I/usr/include/qt4/QtWebKit -I/usr/include/qt4 -I. -Ibackend -I../qterminal/libqterminal -I../qirc/libqirc -I-I/usr/local/include/octave-3.6.1/octave/.. -I-I/usr/local/include/octave-3.6.1/octave -I-I/usr/local/include -I. -I. -o lexeroctavegui.o lexer/lexeroctavegui.cpp
In file included from lexer/lexeroctavegui.cpp:18:
lexer/lexeroctavegui.h:24:29: error: Qsci/qsciglobal.h: No such file or directory
lexer/lexeroctavegui.h:25:28: error: Qsci/qscilexer.h: No such file or directory
In file included from lexer/lexeroctavegui.cpp:18:
lexer/lexeroctavegui.h:29: error: expected class-name before ‘{’ token
lexer/lexeroctavegui.cpp: In constructor ‘LexerOctaveGui::LexerOctaveGui(QObject*)’:
lexer/lexeroctavegui.cpp:26: error: class ‘LexerOctaveGui’ does not have any field named ‘QsciLexer’
lexer/lexeroctavegui.cpp: In member function ‘QColor LexerOctaveGui::defaultColor(int) const’:
lexer/lexeroctavegui.cpp:68: error: ‘QsciLexer’ has not been declared
lexer/lexeroctavegui.cpp: In member function ‘QFont LexerOctaveGui::defaultFont(int) const’:
lexer/lexeroctavegui.cpp:82: error: ‘QsciLexer’ has not been declared
lexer/lexeroctavegui.cpp:86: error: ‘QsciLexer’ has not been declared
lexer/lexeroctavegui.cpp:89: error: ‘QsciLexer’ has not been declared
lexer/lexeroctavegui.cpp:92: error: ‘QsciLexer’ has not been declared
make[1]: *** [lexeroctavegui.o] Error 1
make[1]: Leaving directory `/home/doug/octave_gui/octave/gui/src'
make: *** [sub-src-make_default] Error 2
address@hidden:~/octave_gui/octave/gui$
Any help is appreciated.