longjmp: long jump : longjmp « setjmp.h « C / ANSI-C

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C / ANSI-C » setjmp.h » longjmpScreenshots 
longjmp: long jump


    

//Declaration:  void longjmp(jmp_buf envbuf, int status); 
  
  #include <setjmp.h>
  #include <stdio.h>

  jmp_buf ebuf;
  void f2(void);

  int main(void)
  {
    int i;

    printf("1 ");
    i = setjmp(ebuf);
    if(i == 0) {
      f2();
      printf("This will not be printed.");
    }
    printf("%d", i);

    return 0;
  }

  void f2(void)
  {
    printf("2 ");
    longjmp(ebuf, 3);
  }

         
/*
1 2 3*/         

           
       
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