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glibc/libio/tst-popen1.c
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#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" |