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

What is the error in the given C language program?
Common errors in C programs include syntax errors (typos, missing semicolons, incorrect use of operators), logical errors (flawed algorithms or incorrect conditional statements), and runtime errors (memory...
Suresh
0 0
5
How many programs are in the C language?
It's challenging to provide an exact count of how many programs are written in the C language globally, as it's an immensely popular and widely-used programming language. C has been in existence since...
Muskan
0 0
6
Which is the best software for working with C language?
Choosing the "best" software for working with the C language can depend on your specific needs and preferences, but a widely used and reliable option is the GNU Compiler Collection (GCC). GCC is an open-source...
Kiran
0 0
6
What is meant by "bit masking"?
For example if you want to know if third bit is 1 or not for an int x then you can mask all other bits and just check the third one: (n & 0x04) != 0 means 3rd bit is not zero, 0x04 is the bit mask
Kiran
0 0
6
What are pointers in C language?
Hi Imran, Hope you are doing good. Are you looking for short answer or long answer? :) Pointers in C are variables that store memory addresses. They point to the location of another variable, allowing...
Imran
0 0
7

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

Ask a Question

Related Lessons

What Would Be Life Cycle Of A Fresher After Campus In An IT Company?
1. Basic Technical Training: Since freshers are not subject matter experts so gone through 3 - 6 months basic technical training within Organization. 2. Technical Assessment: HR sends freshers to various...

Amit K.

0 0
0
Do You Know How Is Size Of Structure Defined?
Size of the structure is defined based on multiplies of bigger data type member in the structure. Example: If a structure contains integer, char, short data type, then size of the Structure will be multiples...

Umasankar Natarajan

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
C Program-Vowels and Consonants
/*WAP to print the character entered by user is a vowel or consonant*/ //Header files #include<stdio.h>#include<conio.h> //Main functionvoid main(){ char c; //Function for clearing screen...

Salim ahmed Ansari

0 0
0
Java and C trainer
Always think any conspect with real-time example like Object -- object must have states and behaviour then only we will call that thing is Object like fan is Object (rotating,color)

Jadav Avinash

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