EXIT_SUCCESS(3const) - Man pages

EXIT_SUCCESS(3const)                                      EXIT_SUCCESS(3const)

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);
           }

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

           /* Other code omitted */

           fclose(fp);
           exit(EXIT_SUCCESS);
       }

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

Linux man-pages 6.03              2022-11-17              EXIT_SUCCESS(3const)

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