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authorRoland McGrath <roland@hack.frob.com>2015-03-23 13:46:36 -0700
committerRoland McGrath <roland@hack.frob.com>2015-03-23 13:46:36 -0700
commit7e9c7b9b689d9d8f24a4a7f9723f0290c0cbdbd0 (patch)
treeb6057bdf2c660bbce0c9a7095a30b58c275e1e6b /libio
parent98734cc50153c80047f4ed9c6772bc7e1e68c9f7 (diff)
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Minor cleanups in libio/iofdopen.c
Diffstat (limited to 'libio')
-rw-r--r--libio/iofdopen.c13
1 files changed, 5 insertions, 8 deletions
diff --git a/libio/iofdopen.c b/libio/iofdopen.c
index 411b689..e7d84ae 100644
--- a/libio/iofdopen.c
+++ b/libio/iofdopen.c
@@ -46,7 +46,6 @@ _IO_new_fdopen (fd, mode)
const char *mode;
{
int read_write;
- int posix_mode = 0;
struct locked_FILE
{
struct _IO_FILE_plus fp;
@@ -55,7 +54,6 @@ _IO_new_fdopen (fd, mode)
#endif
struct _IO_wide_data wd;
} *new_f;
- int fd_flags;
int i;
int use_mmap = 0;
@@ -73,7 +71,6 @@ _IO_new_fdopen (fd, mode)
read_write = _IO_NO_READS;
break;
case 'a':
- posix_mode = O_APPEND;
read_write = _IO_NO_READS|_IO_IS_APPENDING;
break;
default:
@@ -101,7 +98,7 @@ _IO_new_fdopen (fd, mode)
break;
}
#ifdef F_GETFL
- fd_flags = _IO_fcntl (fd, F_GETFL);
+ int fd_flags = _IO_fcntl (fd, F_GETFL);
#ifndef O_ACCMODE
#define O_ACCMODE (O_RDONLY|O_WRONLY|O_RDWR)
#endif
@@ -120,9 +117,9 @@ _IO_new_fdopen (fd, mode)
Realtime Extensions], Rationale B.8.3.3
Open a Stream on a File Descriptor says:
- Although not explicitly required by POSIX.1, a good
- implementation of append ("a") mode would cause the
- O_APPEND flag to be set.
+ Although not explicitly required by POSIX.1, a good
+ implementation of append ("a") mode would cause the
+ O_APPEND flag to be set.
(Historical implementations [such as Solaris2] do a one-time
seek in fdopen.)
@@ -131,7 +128,7 @@ _IO_new_fdopen (fd, mode)
though that would seem consistent) because that would be more
likely to break historical programs.
*/
- if ((posix_mode & O_APPEND) && !(fd_flags & O_APPEND))
+ if ((read_write & _IO_IS_APPENDING) && !(fd_flags & O_APPEND))
{
do_seek = true;
#ifdef F_SETFL