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fix integer overflow in elf.h macro SHF_EXCLUDE
[musl]
/
src
/
stdio
/
__fdopen.c
diff --git
a/src/stdio/__fdopen.c
b/src/stdio/__fdopen.c
index
59690f6
..
ef8f47d
100644
(file)
--- a/
src/stdio/__fdopen.c
+++ b/
src/stdio/__fdopen.c
@@
-1,6
+1,5
@@
#include "stdio_impl.h"
#include <stdlib.h>
#include "stdio_impl.h"
#include <stdlib.h>
-#include <termios.h>
#include <sys/ioctl.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/ioctl.h>
#include <fcntl.h>
#include <errno.h>
@@
-9,7
+8,7
@@
FILE *__fdopen(int fd, const char *mode)
{
FILE *f;
FILE *__fdopen(int fd, const char *mode)
{
FILE *f;
- struct
termios tio
;
+ struct
winsize wsz
;
/* Check for valid initial mode character */
if (!strchr("rwa", *mode)) {
/* Check for valid initial mode character */
if (!strchr("rwa", *mode)) {
@@
-32,7
+31,9
@@
FILE *__fdopen(int fd, const char *mode)
/* Set append mode on fd if opened for append */
if (*mode == 'a') {
int flags = __syscall(SYS_fcntl, fd, F_GETFL);
/* Set append mode on fd if opened for append */
if (*mode == 'a') {
int flags = __syscall(SYS_fcntl, fd, F_GETFL);
- __syscall(SYS_fcntl, fd, F_SETFL, flags | O_APPEND);
+ if (!(flags & O_APPEND))
+ __syscall(SYS_fcntl, fd, F_SETFL, flags | O_APPEND);
+ f->flags |= F_APP;
}
f->fd = fd;
}
f->fd = fd;
@@
-41,7
+42,7
@@
FILE *__fdopen(int fd, const char *mode)
/* Activate line buffered mode for terminals */
f->lbf = EOF;
/* Activate line buffered mode for terminals */
f->lbf = EOF;
- if (!(f->flags & F_NOWR) && !__syscall(SYS_ioctl, fd, T
CGETS, &tio
))
+ if (!(f->flags & F_NOWR) && !__syscall(SYS_ioctl, fd, T
IOCGWINSZ, &wsz
))
f->lbf = '\n';
/* Initialize op ptrs. No problem if some are unneeded. */
f->lbf = '\n';
/* Initialize op ptrs. No problem if some are unneeded. */