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* sysdeps/unix/sysv/linux/syscalls.list: Add __pipe2 alias.
* 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.
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Ulrich Drepper
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Jul 27, 2008
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,49 @@ | ||
#include <fcntl.h> | ||
#include <stdio.h> | ||
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static int | ||
do_test (void) | ||
{ | ||
int res = 0; | ||
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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; | ||
} | ||
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fclose (fp); | ||
} | ||
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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; | ||
} | ||
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fclose (fp); | ||
} | ||
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return res; | ||
} | ||
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#define TEST_FUNCTION do_test () | ||
#include "../test-skeleton.c" |
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