Files
rk35xx-android14/external/strace/tests/dup2.c
T
hmz007 36ed224bac Rockchip Anroid14_SDK 20240628-rkr5 (2556df1a)
Signed-off-by: hmz007 <hmz007@gmail.com>
Change-Id: Ib87fdbe7a0be7dc961af3500fe9ea4589a127f9f
2024-10-29 18:12:02 +08:00

28 lines
477 B
C

#include "tests.h"
#include <asm/unistd.h>
#ifdef __NR_dup2
# include <stdio.h>
# include <unistd.h>
int
main(void)
{
const long int fd_old = (long int) 0xdeadbeefffffffffULL;
const long int fd_new = (long int) 0xdeadbeeffffffffeULL;
long rc = syscall(__NR_dup2, fd_old, fd_new);
printf("dup2(%d, %d) = %ld %s (%m)\n",
(int) fd_old, (int) fd_new, rc, errno2name());
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_dup2")
#endif