How to check if a function/variable is defined in a header file using qmake?

How to check if a function/variable is defined in a header file using qmake?



1.qmake Project Files | Documentation | Qt Project

Description:In a project file, variables are used to ... are used to tell
qmake about header and source files in ... over lists of values using the
built-in for function.



2.qmake Variable Reference | Documentation | Qt Project

Description:If no pkg_prerules is defined, qmake makes sure that PKG file
... This variable indicates the header file for ... using "make clean".
QMAKE_CXX. This variable ...



3.qmake generate user-defined header files, or pass variable ...

Description:qmake generate user-defined header files, or pass variable ...
by using the # directive from the .pro file ... qmake VERSION variable in
the project file ...



4.c++ - Qt how to open a file in current dir ? or what's ...

Description:Check the returned value of QDir:: ... on windows using Qt in
an application, ... How to check if a function/variable is defined in a
header file using qmake?



5.qmake User's Guide - narod.ru

Description:Let's assume you have a small Qt application consisting of one
C++ header file ... qmake.conf file for your platform by using ...
qmake.conf variable defined ...



6.PHP: defined - Manual - PHP: Hypertext Preprocessor

Description:Before using defined() have a look at the following
benchmarks: true 0.65ms $true 0.69ms (1)



7.Header File - Definition - About.com C / C++ / C#

Description:Definition of Header File. C ... parts through the use of
header files. Any function ... against this by using the #ifndef directive
to check that file_d is ...



8.c - Variable declarations in header files - static or not ...

Description:If you're using C, ... A static variable can be defined in a
header file, ... Why declare a variable or function static in C? 5



9.How to Create a C++ Header File | eHow

Description:12-02-2014 · The implementations of objects declared in the
header file are defined ... variable and function. Save your file. ... the
header file, except using a ...



10.Qt 4.7: qmake Variable Reference - Club des développeurs ...

Description:If no pkg_prerules is defined, qmake makes sure that PKG file
syntax is ... sis header yourself using this variable: ... platforms by
using the quote() function in ...