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(C++) 'Hello CLN' using Qt Creator under Ubuntu

 

Hello CLN is an extension of Hello World. Like Hello World, Hello CLN is a simple console application. Hello CLN, however, also requires the CLN library and to link against it.

 

 

Operating system: Ubuntu 10.04 LTS Lucid Lynx

IDE: Qt Creator 2.0.0

Project type: console application

Compiler: G++ 4.4.1

Libraries used:

 

 

 

 

 

Qt project file

 

#-------------------------------------------------
#
# Project created by QtCreator 2010-09-30T09:29:20
#
#-------------------------------------------------
QT       += core
QT       -= gui
TARGET = CppHelloCln
unix:LIBS += -L/usr/lib -lcln
CONFIG   += console
CONFIG   -= app_bundle
TEMPLATE = app
SOURCES += main.cpp

 

 

 

 

 

main.cpp

 

#include <cln/cln.h>
#include <iostream>

int main()
{
  cln::cl_I i = "123456789012345678901234567890";
  const cln::cl_I j = i * i;
  std::cout << "Hello CLN,\n" << j << " times\n";
}

 

 

 

 

 

Makefile

 

#############################################################################
# Makefile for building: CppHelloCln
# Generated by qmake (2.01a) (Qt 4.6.2) on: Thu Sep 30 09:37:25 2010
# Project:  CppHelloCln.pro
# Template: app
# Command: /usr/bin/qmake-qt4 -spec /usr/share/qt4/mkspecs/linux-g++ -unix CONFIG+=debug -o Makefile CppHelloCln.pro
#############################################################################

####### Compiler, tools and options

CC            = gcc
CXX           = g++
DEFINES       = -DQT_CORE_LIB -DQT_SHARED
CFLAGS        = -pipe -g -Wall -W -D_REENTRANT $(DEFINES)
CXXFLAGS      = -pipe -g -Wall -W -D_REENTRANT $(DEFINES)
INCPATH       = -I/usr/share/qt4/mkspecs/linux-g++ -I. -I/usr/include/qt4/QtCore -I/usr/include/qt4 -I.
LINK          = g++
LFLAGS        =
LIBS          = $(SUBLIBS)  -L/usr/lib -L/usr/lib -lcln -lQtCore -lpthread
AR            = ar cqs
RANLIB        =
QMAKE         = /usr/bin/qmake-qt4
TAR           = tar -cf
COMPRESS      = gzip -9f
COPY          = cp -f
SED           = sed
COPY_FILE     = $(COPY)
COPY_DIR      = $(COPY) -r
STRIP         = strip
INSTALL_FILE  = install -m 644 -p
INSTALL_DIR   = $(COPY_DIR)
INSTALL_PROGRAM = install -m 755 -p
DEL_FILE      = rm -f
SYMLINK       = ln -f -s
DEL_DIR       = rmdir
MOVE          = mv -f
CHK_DIR_EXISTS= test -d
MKDIR         = mkdir -p

####### Output directory

OBJECTS_DIR   = ./

####### Files

SOURCES       = main.cpp
OBJECTS       = main.o
DIST          = /usr/share/qt4/mkspecs/common/g++.conf \
/usr/share/qt4/mkspecs/common/unix.conf \
/usr/share/qt4/mkspecs/common/linux.conf \
/usr/share/qt4/mkspecs/qconfig.pri \
/usr/share/qt4/mkspecs/features/qt_functions.prf \
/usr/share/qt4/mkspecs/features/qt_config.prf \
/usr/share/qt4/mkspecs/features/exclusive_builds.prf \
/usr/share/qt4/mkspecs/features/default_pre.prf \
/usr/share/qt4/mkspecs/features/debug.prf \
/usr/share/qt4/mkspecs/features/default_post.prf \
/usr/share/qt4/mkspecs/features/warn_on.prf \
/usr/share/qt4/mkspecs/features/qt.prf \
/usr/share/qt4/mkspecs/features/unix/thread.prf \
/usr/share/qt4/mkspecs/features/moc.prf \
/usr/share/qt4/mkspecs/features/resources.prf \
/usr/share/qt4/mkspecs/features/uic.prf \
/usr/share/qt4/mkspecs/features/yacc.prf \
/usr/share/qt4/mkspecs/features/lex.prf \
/usr/share/qt4/mkspecs/features/include_source_dir.prf \
CppHelloCln.pro
QMAKE_TARGET  = CppHelloCln
DESTDIR       =
TARGET        = CppHelloCln

first: all
####### Implicit rules

.SUFFIXES: .o .c .cpp .cc .cxx .C

.cpp.o:
$(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"

.cc.o:
$(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"

.cxx.o:
$(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"

.C.o:
$(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"

.c.o:
$(CC) -c $(CFLAGS) $(INCPATH) -o "$@" "$<"

####### Build rules

all: Makefile $(TARGET)

$(TARGET):  $(OBJECTS)  
$(LINK) $(LFLAGS) -o $(TARGET) $(OBJECTS) $(OBJCOMP) $(LIBS)

Makefile: CppHelloCln.pro  /usr/share/qt4/mkspecs/linux-g++/qmake.conf /usr/share/qt4/mkspecs/common/g++.conf \
/usr/share/qt4/mkspecs/common/unix.conf \
/usr/share/qt4/mkspecs/common/linux.conf \
/usr/share/qt4/mkspecs/qconfig.pri \
/usr/share/qt4/mkspecs/features/qt_functions.prf \
/usr/share/qt4/mkspecs/features/qt_config.prf \
/usr/share/qt4/mkspecs/features/exclusive_builds.prf \
/usr/share/qt4/mkspecs/features/default_pre.prf \
/usr/share/qt4/mkspecs/features/debug.prf \
/usr/share/qt4/mkspecs/features/default_post.prf \
/usr/share/qt4/mkspecs/features/warn_on.prf \
/usr/share/qt4/mkspecs/features/qt.prf \
/usr/share/qt4/mkspecs/features/unix/thread.prf \
/usr/share/qt4/mkspecs/features/moc.prf \
/usr/share/qt4/mkspecs/features/resources.prf \
/usr/share/qt4/mkspecs/features/uic.prf \
/usr/share/qt4/mkspecs/features/yacc.prf \
/usr/share/qt4/mkspecs/features/lex.prf \
/usr/share/qt4/mkspecs/features/include_source_dir.prf \
/usr/lib/libQtCore.prl
$(QMAKE) -spec /usr/share/qt4/mkspecs/linux-g++ -unix CONFIG+=debug -o Makefile CppHelloCln.pro
/usr/share/qt4/mkspecs/common/g++.conf:
/usr/share/qt4/mkspecs/common/unix.conf:
/usr/share/qt4/mkspecs/common/linux.conf:
/usr/share/qt4/mkspecs/qconfig.pri:
/usr/share/qt4/mkspecs/features/qt_functions.prf:
/usr/share/qt4/mkspecs/features/qt_config.prf:
/usr/share/qt4/mkspecs/features/exclusive_builds.prf:
/usr/share/qt4/mkspecs/features/default_pre.prf:
/usr/share/qt4/mkspecs/features/debug.prf:
/usr/share/qt4/mkspecs/features/default_post.prf:
/usr/share/qt4/mkspecs/features/warn_on.prf:
/usr/share/qt4/mkspecs/features/qt.prf:
/usr/share/qt4/mkspecs/features/unix/thread.prf:
/usr/share/qt4/mkspecs/features/moc.prf:
/usr/share/qt4/mkspecs/features/resources.prf:
/usr/share/qt4/mkspecs/features/uic.prf:
/usr/share/qt4/mkspecs/features/yacc.prf:
/usr/share/qt4/mkspecs/features/lex.prf:
/usr/share/qt4/mkspecs/features/include_source_dir.prf:
/usr/lib/libQtCore.prl:
qmake:  FORCE
@$(QMAKE) -spec /usr/share/qt4/mkspecs/linux-g++ -unix CONFIG+=debug -o Makefile CppHelloCln.pro

dist:
@$(CHK_DIR_EXISTS) .tmp/CppHelloCln1.0.0 || $(MKDIR) .tmp/CppHelloCln1.0.0
$(COPY_FILE) --parents $(SOURCES) $(DIST) .tmp/CppHelloCln1.0.0/ && $(COPY_FILE) --parents main.cpp .tmp/CppHelloCln1.0.0/ && (cd `dirname .tmp/CppHelloCln1.0.0` && $(TAR) CppHelloCln1.0.0.tar CppHelloCln1.0.0 && $(COMPRESS) CppHelloCln1.0.0.tar) && $(MOVE) `dirname .tmp/CppHelloCln1.0.0`/CppHelloCln1.0.0.tar.gz . && $(DEL_FILE) -r .tmp/CppHelloCln1.0.0


clean:compiler_clean
-$(DEL_FILE) $(OBJECTS)
-$(DEL_FILE) *~ core *.core


####### Sub-libraries

distclean: clean
-$(DEL_FILE) $(TARGET)
-$(DEL_FILE) Makefile


mocclean: compiler_moc_header_clean compiler_moc_source_clean

mocables: compiler_moc_header_make_all compiler_moc_source_make_all

compiler_moc_header_make_all:
compiler_moc_header_clean:
compiler_rcc_make_all:
compiler_rcc_clean:
compiler_image_collection_make_all: qmake_image_collection.cpp
compiler_image_collection_clean:
-$(DEL_FILE) qmake_image_collection.cpp
compiler_moc_source_make_all:
compiler_moc_source_clean:
compiler_uic_make_all:
compiler_uic_clean:
compiler_yacc_decl_make_all:
compiler_yacc_decl_clean:
compiler_yacc_impl_make_all:
compiler_yacc_impl_clean:
compiler_lex_make_all:
compiler_lex_clean:
compiler_clean:

####### Compile

main.o: main.cpp
$(CXX) -c $(CXXFLAGS) $(INCPATH) -o main.o main.cpp

####### Install

install:   FORCE

uninstall:   FORCE

FORCE:

 

 

 

 

 

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