NAME

       EXIT_SUCCESS, EXIT_FAILURE - termination status constants

LIBRARY

       Standard C library (libc)

SYNOPSIS

       #include <stdlib.h>

       #define EXIT_SUCCESS  0
       #define EXIT_FAILURE  /* nonzero */

DESCRIPTION

       EXIT_SUCCESS  and  EXIT_FAILURE  represent  a  successful  and  unsuccessful  exit  status
       respectively, and can be used as arguments to the exit(3) function.

CONFORMING TO

       C99 and later; POSIX.1-2001 and later.

EXAMPLES

       #include <stdio.h>
       #include <stdlib.h>

       int
       main(int argc, char *argv[])
       {
           FILE *fp;

           if (argc != 2) {
               fprintf(stderr, "Usage: %s <file>\n", argv[0]);
               exit(EXIT_FAILURE);
           }

           fp = fopen(argv[1], "r");
           if (fp == NULL) {
               perror(argv[1]);
               exit(EXIT_FAILURE);
           }

           /* Other code omitted */

           fclose(fp);
           exit(EXIT_SUCCESS);
       }

SEE ALSO

       exit(3), sysexits.h(3head)