Logo Questions Linux Laravel Mysql Ubuntu Git Menu
HTML CSS JAVASCRIPT SQL PYTHON PHP BOOTSTRAP JAVA JQUERY R React Kotlin
 

How to write portable code in c++?

Tags:

c++

portability

What are the things that I should keep in mind to write portable code? Since I'm a c++ beginner, I want to practice it since beginning.

Thanks.

like image 520
understack Avatar asked Jun 23 '10 16:06

understack

People also ask

What is portable C code?

The Portable C Compiler (also known as pcc or sometimes pccm - portable C compiler machine) is an early compiler for the C programming language written by Stephen C.

Is C C++ portable?

C++ is ultra portable and has compilers available on more platforms than you can shake a stick at. Languages like Java are typically touted as being massively cross platform, ironically they are in fact usually implemented in C++, or C. That covers "portability".

Is C portable or not?

C is not portable because not only is it tied to a specific OS in many cases, it is also always tied to a specific hardware architecture once it has been compiled.

Which is portable integer type in C?

The most obvious problem with writing portable C is that the size of various types changes between platforms. C defines five integer types, in signed and unsigned variants: char, short, int, long, and long long. On the system where I first learned C, these were 8, 16, 16, 32, and nonexistent, respectively.

1 Answers

  • learn to use the standard library
  • read books (eg. this one)
  • when you're experienced, learn to use boost
like image 89
Alexandre C. Avatar answered Sep 23 '22 06:09

Alexandre C.
Sign in to Comment

Related questions

Checking a member exists, possibly in a base class, C++11 version
Can the expression "(ptr == 0) != (ptr == (void*)0)" really be true?
C++: Vector of objects vs. vector of pointers to new objects?
can a class have virtual data members?
What is the ascii value of EOF in c.?
Design principles behind std::ratio<>
how do I parse an iso 8601 date (with optional milliseconds) to a struct tm in C++?
LRU implementation in production code
where should "include" be put in C++
boost Shared_pointer NULL
what does the error mean when I am compiling c++ with g++ compiler?
VS2012 C++ warning C4005: '__useHeader': macro redefinition
error: no matching function for call to ‘min(long unsigned int&, unsigned int&)’
static_cast<int>(foo) vs. (int)foo
Does std::map::iterator return a copy of value or a value itself?
How to export a C++ class from a dll? [duplicate]
Why is rsize_t defined?
Error1 error LNK1107: invalid or corrupt file: cannot read at 0x2B0
Why is it not a compiler error to assign to the result of a substr call?
How can I know the real maximum size of a vector? (Not using std::vector::max_size)

Donate For Us

If you love us? You can donate to us via Paypal or buy me a coffee so we can maintain and grow! Thank you!