关于第一个应用程序“first”不能make通过

出错信息如下：

Makefile:124: warning: overriding commands for target `moc_first.cpp'

Makefile:121: warning: ignoring old commands for target `moc_first.cpp'

g++ -c -pipe -DQWS -fno-exceptions -fno-rtti -Wall -W -O2 -DNO_DEBUG -I/opt/EmbedSky/Qte/x86-qtopia-2.2.0/qt2/include -I/opt/EmbedSky/Qte/x86-qtopia-2.2.0/qtopia/include -o first.o first.cpp

g++ -c -pipe -DQWS -fno-exceptions -fno-rtti -Wall -W -O2 -DNO_DEBUG -I/opt/EmbedSky/Qte/x86-qtopia-2.2.0/qt2/include -I/opt/EmbedSky/Qte/x86-qtopia-2.2.0/qtopia/include -o main.o main.cpp

g++ -c -pipe -DQWS -fno-exceptions -fno-rtti -Wall -W -O2 -DNO_DEBUG -I/opt/EmbedSky/Qte/x86-qtopia-2.2.0/qt2/include -I/opt/EmbedSky/Qte/x86-qtopia-2.2.0/qtopia/include -o moc_first.o moc_first.cpp

g++  -o /opt/EmbedSky/Qte/x86-qtopia-2.2.0/qtopia/image/opt/Qtopia/bin/first first.o main.o first.o moc_first.o moc_first.o  -L/opt/EmbedSky/Qte/x86-qtopia-2.2.0/qtopia/lib -L/opt/EmbedSky/Qte/x86-qtopia-2.2.0/qt2/lib -lqpe -lqtopia -lqte

first.o: In function `first::event(QEvent*)':

first.cpp:(.text+0x0): multiple definition of `first::event(QEvent*)'

first.o:first.cpp:(.text+0x0): first defined here

first.o: In function `non-virtual thunk to first::~first()':

first.cpp:(.text+0x90): multiple definition of `non-virtual thunk to first::~first()'

first.o:first.cpp:(.text+0x90): first defined here

first.o: In function `first::~first()':

first.cpp:(.text+0xa0): multiple definition of `first::~first()'

first.o:first.cpp:(.text+0xa0): first defined here

first.o: In function `first::~first()':

first.cpp:(.text+0xc0): multiple definition of `first::~first()'

first.o:first.cpp:(.text+0xc0): first defined here

first.o: In function `non-virtual thunk to first::~first()':

first.cpp:(.text+0xe0): multiple definition of `non-virtual thunk to first::~first()'

first.o:first.cpp:(.text+0xe0): first defined here

first.o: In function `first::~first()':

first.cpp:(.text+0xf0): multiple definition of `first::~first()'

first.o:first.cpp:(.text+0xf0): first defined here

first.o: In function `first::user_button()':

first.cpp:(.text+0x120): multiple definition of `first::user_button()'

first.o:first.cpp:(.text+0x120): first defined here

first.o: In function `first::first(QWidget*, char const*, unsigned int)':

first.cpp:(.text+0x1a0): multiple definition of `first::first(QWidget*, char const*, unsigned int)'

first.o:first.cpp:(.text+0x1a0): first defined here

first.o: In function `first::first(QWidget*, char const*, unsigned int)':

first.cpp:(.text+0x590): multiple definition of `first::first(QWidget*, char const*, unsigned int)'

first.o:first.cpp:(.text+0x590): first defined here

moc_first.o: In function `first::className() const':

moc_first.cpp:(.text+0x0): multiple definition of `first::className() const'

moc_first.o:moc_first.cpp:(.text+0x0): first defined here

moc_first.o: In function `first::staticMetaObject()':

moc_first.cpp:(.text+0x40): multiple definition of `first::staticMetaObject()'

moc_first.o:moc_first.cpp:(.text+0x40): first defined here

moc_first.o:(.bss+0x0): multiple definition of `first::metaObj'

moc_first.o:(.bss+0x0): first defined here

moc_first.o: In function `first::tr(char const*, char const*)':

moc_first.cpp:(.text+0x100): multiple definition of `first::tr(char const*, char const*)'

moc_first.o:moc_first.cpp:(.text+0x100): first defined here

moc_first.o: In function `first::tr(char const*)':

moc_first.cpp:(.text+0x140): multiple definition of `first::tr(char const*)'

moc_first.o:moc_first.cpp:(.text+0x140): first defined here

moc_first.o: In function `first::initMetaObject()':

moc_first.cpp:(.text+0x180): multiple definition of `first::initMetaObject()'

moc_first.o:moc_first.cpp:(.text+0x180): first defined here

collect2: ld returned 1 exit status

make: *** [/opt/EmbedSky/Qte/x86-qtopia-2.2.0/qtopia/image/opt/Qtopia/bin/first] Error 1

我知道了：Makefile:124: warning: overriding commands for target `moc_first.cpp'
               Makefile:121: warning: ignoring old commands for target `moc_first.cpp'
Makefile中124行和121行重复了。

解决了，是Makefile上的问题，重复了。

我知道了：Makefile:124: warning: overriding commands for target `moc_first.cpp'
               Makefile:121: warning: ignoring old commands for target `moc_first.cpp'
Makefile中124行和121行重复了。

解决了，是Makefile上的问题，重复了。