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Apprendre Practical Use Cases | Conditional compilation
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bookPractical Use Cases

What are #ifdef and #ifndef

#define DEBUG_MODE
#ifdef DEBUG_MODE
    printf("Debugging is enabled!\n");
#endif
#ifndef RELEASE_MODE
    printf("Running in development mode.\n");
#endif

Error macro

Tâche

Swipe to start coding

  1. Use the necessary macro to check the existence of PROTOCOL_TCP and PROTOCOL_UDP, and don't forget to properly close the necessary macro.
  2. Use a macro to check the values of the PROTOCOL_TCP and PROTOCOL_UDP macros, and correctly close it.
  3. Use a macro to check an additional condition.
  4. Use a macro to create an error message in case of an error.

Solution

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Section 3. Chapitre 3
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What are #ifdef and #ifndef

#define DEBUG_MODE
#ifdef DEBUG_MODE
    printf("Debugging is enabled!\n");
#endif
#ifndef RELEASE_MODE
    printf("Running in development mode.\n");
#endif

Error macro

Tâche

Swipe to start coding

  1. Use the necessary macro to check the existence of PROTOCOL_TCP and PROTOCOL_UDP, and don't forget to properly close the necessary macro.
  2. Use a macro to check the values of the PROTOCOL_TCP and PROTOCOL_UDP macros, and correctly close it.
  3. Use a macro to check an additional condition.
  4. Use a macro to create an error message in case of an error.

Solution

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Tout était clair ?

Comment pouvons-nous l'améliorer ?

Merci pour vos commentaires !

close

Awesome!

Completion rate improved to 5.56
Section 3. Chapitre 3
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