strace/tests/mknod.c
Dmitry V. Levin 96a9ff5746 tests: do not include <errno.h> unnecessarily
Automatically change tests/*.c files using the following script:

for f in tests/*.c; do
	grep -Fv errno.h "$f" |
	grep -Ewq '(si_)?errno|SOCK_FILTER_DENY_SYSCALL' ||
		sed -i '/# *include *<errno\.h>/d' "$f"
done
2016-04-21 22:05:57 +00:00

42 lines
789 B
C

#include "tests.h"
#include <sys/syscall.h>
#ifdef __NR_mknod
# include <stdio.h>
# include <sys/stat.h>
# include <unistd.h>
# ifdef MAJOR_IN_SYSMACROS
# include <sys/sysmacros.h>
# endif
# ifdef MAJOR_IN_MKDEV
# include <sys/mkdev.h>
# endif
# define TMP_FILE "mknod"
int
main(void)
{
long rc = syscall(__NR_mknod, TMP_FILE, S_IFREG|0600, 0);
printf("mknod(\"%s\", S_IFREG|0600) = %ld %s (%m)\n",
TMP_FILE, rc, errno2name());
const unsigned long dev =
(unsigned long) 0xdeadbeef00000000 | makedev(1, 7);
rc = syscall(__NR_mknod, TMP_FILE, S_IFCHR | 0400, dev);
printf("mknod(\"%s\", S_IFCHR|0400, makedev(1, 7)) = %ld %s (%m)\n",
TMP_FILE, rc, errno2name());
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_mknod")
#endif