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use an accessor function for __libc data pointer when compiled as PIC
[musl]
/
src
/
stdio
/
__stdio_seek.c
diff --git
a/src/stdio/__stdio_seek.c
b/src/stdio/__stdio_seek.c
index
fdb9fe7
..
c7a5b73
100644
(file)
--- a/
src/stdio/__stdio_seek.c
+++ b/
src/stdio/__stdio_seek.c
@@
-7,7
+7,13
@@
static off_t retneg1(FILE *f, off_t off, int whence)
off_t __stdio_seek(FILE *f, off_t off, int whence)
{
off_t __stdio_seek(FILE *f, off_t off, int whence)
{
- off_t ret = __syscall_lseek(f->fd, off, whence);
+ off_t ret;
+#ifdef __NR__llseek
+ if (syscall5(__NR__llseek, f->fd, off>>32, off, (long)&ret, whence)<0)
+ ret = -1;
+#else
+ ret = syscall3(__NR_lseek, f->fd, off, whence);
+#endif
/* Detect unseekable files and optimize future failures out */
if (ret < 0 && off == 0 && whence == SEEK_CUR)
f->seek = retneg1;
/* Detect unseekable files and optimize future failures out */
if (ret < 0 && off == 0 && whence == SEEK_CUR)
f->seek = retneg1;