Qt command prompt - "'make' is not recognized as an internal or external command..."

[Karan]

I deleted the qwt folder and the installed again:

This is how the error goes -- pls explain explicitly as i am a newbie..

C:\Program Files (x86)\Qwt>qmake qwt.pro

C:\Program Files (x86)\Qwt>mingw32-make
mingw32-make -f Makefile.Debug
mingw32-make[1]: Entering directory `C:/Program Files (x86)/Qwt'
g++ -c -g -Wall -frtti -fexceptions -mthreads -DUNICODE -DQT_LARGEFILE_SUPPORT -
DQT_DLL -DQWT_DLL -DQWT_MAKEDLL -DQT_THREAD_SUPPORT -DQT_DLL -DQT_GUI_LIB -DQT_C
ORE_LIB -DQT_HAVE_MMX -DQT_HAVE_3DNOW -DQT_HAVE_SSE -DQT_HAVE_MMXEXT -DQT_HAVE_S
SE2 -I"..\..\QtSDK\Desktop\Qt\4.7.4\mingw\include\QtCor e" -I"..\..\QtSDK\Desktop
\Qt\4.7.4\mingw\include\QtGui" -I"..\..\QtSDK\Desktop\Qt\4.7.4\mingw\include" -I
"include" -I"..\..\QtSDK\Desktop\Qt\4.7.4\mingw\include\Activ eQt" -I"src\moc" -I
"..\..\QtSDK\Desktop\Qt\4.7.4\mingw\mkspecs\defaul t" -o src\obj\qwt_autoscl.o sr
c\qwt_autoscl.cpp
In file included from include/qwt_scldiv.h:14,
from include/qwt_autoscl.h:14,
from src\qwt_autoscl.cpp:11:
include/qwt_array.h:25:23: error: qmemarray.h: No such file or directory
In file included from src\qwt_autoscl.cpp:10:
include/qwt_math.h: In function 'void qwtShiftArray(T*, int, int)':
include/qwt_math.h:162: error: there are no arguments to 'QABS' that depend on a
template parameter, so a declaration of 'QABS' must be available
include/qwt_math.h:162: note: (if you use '-fpermissive', G++ will accept your c
ode, but allowing the use of an undeclared name is deprecated)
In file included from include/qwt_autoscl.h:14,
from src\qwt_autoscl.cpp:11:
include/qwt_scldiv.h: At global scope:
include/qwt_scldiv.h:18: error: 'QMemArray' is not a template
include/qwt_scldiv.h:18: error: explicit instantiation of non-template type 'QMe
mArray'
include/qwt_scldiv.h:128: error: 'QMemArray' is not a template
include/qwt_scldiv.h:128: error: field 'd_majMarks' has incomplete type
include/qwt_scldiv.h:129: error: 'QMemArray' is not a template
include/qwt_scldiv.h:129: error: field 'd_minMarks' has incomplete type
include/qwt_scldiv.h: In member function 'uint QwtScaleDiv::minCnt() const':
include/qwt_scldiv.h:91: error: 'd_minMarks' was not declared in this scope
include/qwt_scldiv.h: In member function 'uint QwtScaleDiv::majCnt() const':
include/qwt_scldiv.h:96: error: 'd_majMarks' was not declared in this scope
include/qwt_scldiv.h: In member function 'double QwtScaleDiv::majMark(int) const
':
include/qwt_scldiv.h:105: error: 'd_majMarks' was not declared in this scope
include/qwt_scldiv.h: In member function 'double QwtScaleDiv::minMark(int) const
':
include/qwt_scldiv.h:107: error: 'd_minMarks' was not declared in this scope
In file included from src\qwt_autoscl.cpp:11:
include/qwt_autoscl.h: At global scope:
include/qwt_autoscl.h:114: error: 'QMemArray' is not a template
src\qwt_autoscl.cpp:131: error: 'QMemArray' is not a template
src\qwt_autoscl.cpp: In member function 'void QwtAutoScale::adjust(const QMemArr
ay&, int)':
src\qwt_autoscl.cpp:133: error: invalid use of incomplete type 'const struct QMe
mArray'
include/qwt_scldiv.h:18: error: forward declaration of 'const struct QMemArray'
src\qwt_autoscl.cpp:133: error: invalid use of incomplete type 'const struct QMe
mArray'
include/qwt_scldiv.h:18: error: forward declaration of 'const struct QMemArray'
src\qwt_autoscl.cpp: In member function 'void QwtAutoScale::adjust(double, doubl
e, int)':
src\qwt_autoscl.cpp:152: error: 'QMAX' was not declared in this scope
src\qwt_autoscl.cpp:153: error: 'QMIN' was not declared in this scope
src\qwt_autoscl.cpp: In member function 'void QwtAutoScale::buildLinScale()':
src\qwt_autoscl.cpp:241: error: 'QABS' was not declared in this scope
src\qwt_autoscl.cpp:241: error: 'QMAX' was not declared in this scope
src\qwt_autoscl.cpp: In member function 'void QwtAutoScale::buildLogScale()':
src\qwt_autoscl.cpp:315: error: 'QMAX' was not declared in this scope
src\qwt_autoscl.cpp:332: error: 'QABS' was not declared in this scope
src\qwt_autoscl.cpp: In member function 'void QwtAutoScale::setMargins(double, d
ouble)':
src\qwt_autoscl.cpp:463: error: 'QMAX' was not declared in this scope
src\qwt_autoscl.cpp: In member function 'void QwtAutoScale::setMaxMajor(int)':
src\qwt_autoscl.cpp:479: error: 'QMAX' was not declared in this scope
src\qwt_autoscl.cpp:480: error: 'QMIN' was not declared in this scope
src\qwt_autoscl.cpp: In member function 'void QwtAutoScale::setMaxMinor(int)':
src\qwt_autoscl.cpp:491: error: 'QMAX' was not declared in this scope
src\qwt_autoscl.cpp:491: error: 'QMIN' was not declared in this scope
src\qwt_autoscl.cpp: In member function 'void QwtAutoScale::setRange(double, dou
ble)':
src\qwt_autoscl.cpp:512: error: 'QMIN' was not declared in this scope
src\qwt_autoscl.cpp:513: error: 'QMAX' was not declared in this scope
src\qwt_autoscl.cpp: In member function 'void QwtAutoScale::setReference(double)
':
src\qwt_autoscl.cpp:675: error: 'QMIN' was not declared in this scope
mingw32-make[1]: *** [src/obj/qwt_autoscl.o] Error 1
mingw32-make[1]: Leaving directory `C:/Program Files (x86)/Qwt'
mingw32-make: *** [debug] Error 2

[wysota]

Are you trying to build Qwt or did you include Qwt into your own project and trying to build that? If the former then Qwt comes with instructions how to build it. If you can't handle it, download an already compiled version.