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  1. #include <stdio.h>
  2.  
  3. void _print(char *logmsg) {
  4.     puts(logmsg);
  5. }
  6.  
  7. struct logger_s {
  8. 	union {
  9.         void (*log)(char *logmsg);
  10.         void (*println)(char *logmsg);
  11.     }
  12. } console = { _print };
  13.  
  14. struct {
  15. 	struct logger_s out;
  16. } System = {{ _print }};
  17.  
  18. int main() {
  19. 	console.log("Hello, world");
  20. 	System.out.println("Hello, world");
  21. 	return 0;
  22. }
  23.  
Success #stdin #stdout 0s 5516KB
comments (?)
stdin 
Standard input is empty
stdout 
Hello, world
Hello, world
https://ideone.com/vpR6ZF
language:
C (gcc 8.3)
created:
2 years ago
visibility:
secret

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