mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-21 04:31:04 +08:00
d6e0c2a67d
* io/pipe2.c: Likewise. * sysdeps/unix/sysv/linux/kernel-features.h: Define __ASSUME_PIPE2 instead of __ASSUME_PACCEPT. * include/unistd.h: Declare __have_pipe2. * libio/iopopen.c: Implement "e" flag. * libio/Makefile (tests): Add tst-popen1. * libio/tst-popen1.c: New file.
50 lines
764 B
C
50 lines
764 B
C
#include <fcntl.h>
|
|
#include <stdio.h>
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
int res = 0;
|
|
|
|
FILE *fp = popen ("echo hello", "r");
|
|
if (fp == NULL)
|
|
{
|
|
puts ("first popen failed");
|
|
res = 1;
|
|
}
|
|
else
|
|
{
|
|
int fd = fileno (fp);
|
|
if (fcntl (fd, F_GETFD) == FD_CLOEXEC)
|
|
{
|
|
puts ("first popen(\"r\") set FD_CLOEXEC");
|
|
res = 1;
|
|
}
|
|
|
|
fclose (fp);
|
|
}
|
|
|
|
fp = popen ("echo hello", "re");
|
|
if (fp == NULL)
|
|
{
|
|
puts ("second popen failed");
|
|
res = 1;
|
|
}
|
|
else
|
|
{
|
|
int fd = fileno (fp);
|
|
if (fcntl (fd, F_GETFD) != FD_CLOEXEC)
|
|
{
|
|
puts ("second popen(\"r\") did not set FD_CLOEXEC");
|
|
res = 1;
|
|
}
|
|
|
|
fclose (fp);
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
#define TEST_FUNCTION do_test ()
|
|
#include "../test-skeleton.c"
|