/* Check that TRT happens when error on too many opened files. | |
#notarget: cris*-*-elf | |
#sim: --sysroot=@exedir@ | |
*/ | |
#include <stddef.h> | |
#include <stdlib.h> | |
#include <stdio.h> | |
#include <unistd.h> | |
#include <errno.h> | |
#include <limits.h> | |
#include <sys/types.h> | |
#include <sys/stat.h> | |
#include <fcntl.h> | |
#include <string.h> | |
int main (int argc, char *argv[]) | |
{ | |
int i; | |
int filemax; | |
#ifdef OPEN_MAX | |
filemax = OPEN_MAX; | |
#else | |
filemax = sysconf (_SC_OPEN_MAX); | |
#endif | |
char *fn = malloc (strlen (argv[0]) + 2); | |
if (fn == NULL) | |
abort (); | |
strcpy (fn, "/"); | |
strcat (fn, argv[0]); | |
for (i = 0; i < filemax + 1; i++) | |
{ | |
if (open (fn, O_RDONLY) < 0) | |
{ | |
/* Shouldn't happen too early. */ | |
if (i < filemax - 3 - 1) | |
{ | |
fprintf (stderr, "i: %d\n", i); | |
abort (); | |
} | |
if (errno != EMFILE) | |
{ | |
perror ("open"); | |
abort (); | |
} | |
goto ok; | |
} | |
} | |
abort (); | |
ok: | |
printf ("pass\n"); | |
exit (0); | |
} |