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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)

2022-11-17 Linux man-pages 6.03