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  1. #include <u.h>
  2. #include <libc.h>
  3. #include <bio.h>
  4.  
  5. const Rune lg = 0x0300;
  6. const Rune hg = 0x036F;
  7.  
  8. int
  9. ismark(Rune r)
  10. {
  11. 	return r >= lg && r <= hg;
  12. }
  13.  
  14. int
  15. clusterize(Biobuf *in, Biobuf *out)
  16. {
  17. 	int i;
  18. 	Rune r;
  19. 	i = 0;
  20.  
  21. 	r = Bgetrune(in);
  22. 	if (r == (Rune)Beof)
  23. 		return 0;
  24.  
  25. 	Bputrune(out, r);
  26. 	i = 1;
  27.  
  28. 	while ((r = Bgetrune(in)) != (Rune)Beof)
  29. 		if (ismark(r)) {
  30. 			i++;
  31. 			Bputrune(out, r);
  32. 		} else {
  33. 			Bungetrune(in);
  34. 			break;
  35. 		}
  36. 	return i;
  37. }
  38.  
  39. void
  40. main(void)
  41. {
  42. 	int count;
  43. 	int runes;
  44. 	Biobuf bstdin, bstdout;
  45. 	if (Binit(&bstdin, 0, OREAD) == Beof) {
  46. 		fprint(2, "can't connect stdin to bio: %r");
  47. 		exits("Binit");
  48. 	}
  49. 	if (Binit(&bstdout, 1, OWRITE) == Beof) {
  50. 		fprint(2, "can't connect stdout to bio: %r");
  51. 		exits("Binit");
  52. 	}
  53. 	count = 0;
  54. 	while ((runes = clusterize(&bstdin, &bstdout)) != 0) {
  55. 		Bprint(&bstdout, "\n\n  runes: %d\n\n", runes);
  56. 		count++;
  57. 	}
  58. 	Bterm(&bstdin);
  59. 	Bterm(&bstdout);
  60. 	print("\n\nlen: %d\n", count);
  61. 	exits(0);
  62. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.c:1:15: fatal error: u.h: No such file or directory
 #include <u.h>
               ^
compilation terminated.
stdout
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Standard output is empty
https://ideone.com/wx3tg8
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

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