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authorSiddhesh Poyarekar <siddhesh@redhat.com>2013-03-07 12:15:08 +0530
committerSiddhesh Poyarekar <siddhesh@redhat.com>2013-03-07 12:15:08 +0530
commitadbb8027be47b3295367019b2f45863ea3d6c727 (patch)
treecf38120198fca9e5ac227d8404e97fe38bcd6b30 /sysdeps/unix
parent87bd9bc4bd2a49a441bb9ba744c9ddb0c9434823 (diff)
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Remove PIPE_BUF Linux-specific code
Fixes BZ #12723 The variable pipe buffer size does nothing to the value of PIPE_BUF, since the number of bytes that are atomically written is still PIPE_BUF on Linux.
Diffstat (limited to 'sysdeps/unix')
-rw-r--r--sysdeps/unix/sysv/linux/fpathconf.c7
-rw-r--r--sysdeps/unix/sysv/linux/pathconf.c17
2 files changed, 0 insertions, 24 deletions
diff --git a/sysdeps/unix/sysv/linux/fpathconf.c b/sysdeps/unix/sysv/linux/fpathconf.c
index c971644..e8c4dc9 100644
--- a/sysdeps/unix/sysv/linux/fpathconf.c
+++ b/sysdeps/unix/sysv/linux/fpathconf.c
@@ -33,7 +33,6 @@ __fpathconf (fd, name)
int name;
{
struct statfs fsbuf;
- int r;
switch (name)
{
@@ -49,12 +48,6 @@ __fpathconf (fd, name)
case _PC_CHOWN_RESTRICTED:
return __statfs_chown_restricted (__fstatfs (fd, &fsbuf), &fsbuf);
- case _PC_PIPE_BUF:
- r = __fcntl (fd, F_GETPIPE_SZ);
- if (r > 0)
- return r;
- /* FALLTHROUGH */
-
default:
return posix_fpathconf (fd, name);
}
diff --git a/sysdeps/unix/sysv/linux/pathconf.c b/sysdeps/unix/sysv/linux/pathconf.c
index edc691e..de91a45 100644
--- a/sysdeps/unix/sysv/linux/pathconf.c
+++ b/sysdeps/unix/sysv/linux/pathconf.c
@@ -39,8 +39,6 @@ long int
__pathconf (const char *file, int name)
{
struct statfs fsbuf;
- int fd;
- int flags;
switch (name)
{
@@ -56,21 +54,6 @@ __pathconf (const char *file, int name)
case _PC_CHOWN_RESTRICTED:
return __statfs_chown_restricted (__statfs (file, &fsbuf), &fsbuf);
- case _PC_PIPE_BUF:
- flags = O_RDONLY|O_NONBLOCK|O_NOCTTY;
-#ifdef O_CLOEXEC
- flags |= O_CLOEXEC;
-#endif
- fd = open_not_cancel_2 (file, flags);
- if (fd >= 0)
- {
- long int r = __fcntl (fd, F_GETPIPE_SZ);
- close_not_cancel_no_status (fd);
- if (r > 0)
- return r;
- }
- /* FALLTHROUGH */
-
default:
return posix_pathconf (file, name);
}