How can you tell whether a program was compiled using C versus C++?

Asked by Last Modified  

4 Answers

Learn C Language

Follow 0
Answer

Please enter your answer

Computer & Maths Professor

Use #ifdef __STDC__command.
Comments
Dislike Bookmark

Many ways On Unix/Linux: 1. type nm executable name, if it show some funny names that means it is mangled C++ 2. type ldd executable name, it will show dependency libraries and if it shows C++ libraries then it is C++ code
Comments
Dislike Bookmark

Teacher 4 You

use _LINE_
Comments
Dislike Bookmark

VBA/Excel/Access/SQL Server

The code below contains standard, pre-defined macros used at runtime to determine whether a C or C++ compiler was used to compile the code. For C compilers, it also determines the version of the C language standard that the compiler implements). #ifdef __cplusplus printf("C++ compiler\n"); #else #ifdef...
read more
The code below contains standard, pre-defined macros used at runtime to determine whether a C or C++ compiler was used to compile the code. For C compilers, it also determines the version of the C language standard that the compiler implements). #ifdef __cplusplus printf("C++ compiler\n"); #else #ifdef __STDC__ #if (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) ||/*continue.. ...on the next line */ (defined(__GNUC__) && !defined(__STRICT_ANSI__)) printf("ANSI X3.159-1999 / ISO 9899:1999 (C99) compiler\n"); #else printf("ANSI X3.159-1989 (C89) / ISO/IEC 9899:1990 (C90) C compiler\n"); #endif #else printf("Pre-ANSI (K&R) C compiler\n"); #endif #endif or The code below determines whether a C or C++ compiler was used to compile the code at runtime: if (sizeof('c') != sizeof(int)) printf("C++ compiler\n"); else if ((unsigned char)1 < -1) printf("Pre-ANSI (K&R) C compiler\n"); else { int i; i = 1 //* */ +1; if (i == 2) printf("ANSI X3.159-1999 / ISO 9899:1999 (C99) compiler\n"); else printf("ANSI X3.159-1989 (C89) / ISO/IEC 9899:1990 (C90) C compiler\n");} read less
Comments
Dislike Bookmark

View 2 more Answers

Related Questions

I am a C language Teacher. Please suggest me about the hourly charges to teach a student online? I have an experience of teaching offline or as a home tutor of 1+ year.I did my graduation in BCA & now pursuing MCA(2nd Year) from GGSIPU,Delhi. I have recently planned to start an online classes? please suggest how much to be charged from the student on a monthly basis if i teaches them 16hr/month for a month? Please provide your valuable suggestions?
300USD. I have done this earlier in 2008. Charge cheap and nobody responds!
Sumit Kumar

What is C language?
It is a general purpose high level language used to make software for operating systems (kernel programms), game development, Embedded devices etc. It avoids the complexity of writing machine code and...
Shiva
Why C language is still available in market, while so many & much easier languages are available ?
Now, I agree that you can use OOP in C to some extent, but it's sort of painful and inelegant (well at least compared to C++ I guess). So, what makes C so popular? Is it efficiency; being low-level; the...
Pankaj
What are important topics in C language?
Variables and handling datatypes · Structures · Functions · Pointers · Arrays · Conditional statements and switches · File handling · System
Everest
0 0
5
How are portions of a program disabled in demo versions?
By making them comments. This can be achieved by using // sign before the line or by surrounding multiple lines in within /*...lines of comment...*/
Akhilesh
0 0
5

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

C Program-Prime Number
/*WAP to print a number entered by the user is prime or not*/ //Header files #include<stdio.h>#include<conio.h> //Main function void main(){ int num,i; //Function for clearing screen clrscr();...

Salim Ahmed Ansari

0 0
0
Tress And Its Traversal
Depth First Traversals:(a) Inorder (Left, Root, Right) : 4 2 5 1 3(b) Preorder (Root, Left, Right) : 1 2 4 5 3(c) Postorder (Left, Right, Root) : 4 5 2 3 1 Trees are one of the data structures like...

Sunil Yadav

1 0
0
What Are IT Industries Performance Metrics?
1. Outstanding Expectation: Eligible to get Promotion easily and good salary hike. Always preferrable to go abroad. 2. Exceed Expectation: Can get Promotion as per schedule of company with good salary...

Amit K.

0 0
0
INTRODUCTION TO PROGRAMMING LANGUAGES
Language is a medium for communication. If we want to perform anything with another person, we can know the human language as a human being. Similarly, if we want to perform anything with a computer, we...

Duggineni Srinivasa Rao

0 0
0
C, Cpp, Java, Python, Javascript Programming Languages
Learning C is as good as Learning a Natural Language(such as English, Hindi, Telugu, Tamil etc) We use Natural Languages to communicate with humans whereas we use Programming Languages such as C, Cpp,...
V

Vamshi

0 0
0

Recommended Articles

Lasya Infotech: An educational Training...

Lasya Infotech is a Hyderabad based IT training institute founded in 2016 by O Venkat. Believing in his innovation, passion and persistence and with a diverse blend of experience, he started his brainchild to deliver exemplary professional courses to aspiring candidates by honing their skills. Ever since the institute envisions...

Read full article >

Brilliant Academy, a reputed B. Tech Tuition...

Brilliant Academy is one of the reputed institutes for B.Tech tuition classes. This institute is specialised in delivering quality tuition classes for B.E, Engineering - all streams and Engineering diploma courses. Incorporated in 2012, Brillant Academy is a brainchild of Mr Jagadeesh. The main motto of the academy is to...

Read full article >

Why Should you Become an IT Consultant

Information technology consultancy or Information technology consulting is a specialized field in which one can set their focus on providing advisory services to business firms on finding ways to use innovations in information technology to further their business and meet the objectives of the business. Not only does...

Read full article >

Top 5 Skills Every Software Developer Must have

Software Development has been one of the most popular career trends since years. The reason behind this is the fact that software are being used almost everywhere today.  In all of our lives, from the morning’s alarm clock to the coffee maker, car, mobile phone, computer, ATM and in almost everything we use in our daily...

Read full article >

Find C Language Classes near you
C Language Classes in Bangalore
C Language Classes in Hyderabad
C Language Classes in Delhi
C Language Classes in Pune
C Language Classes in Chennai
C Language Classes in Mumbai
C Language Classes in Kolkata
C Language Classes in Noida
C Language Classes in Gurgaon
C Language Classes in Ghaziabad

Looking for C Language Classes?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you