mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-10 23:30:07 +00:00
Update.
2002-11-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> * sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h: Handle __NR_pread64 and __NR_pwrite64. * sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/pread.c: Remove __NR_pread64 and __NR_pwrite64. Revert change to use INLINE_SYSCALL. * sysdeps/unix/sysv/linux/powerpc/pread64.c: Likewise. * sysdeps/unix/sysv/linux/powerpc/pwrite.c: Likewise. * sysdeps/unix/sysv/linux/powerpc/pwrite64.c: Likewise. * sysdeps/unix/sysv/linux/powerpc/ftruncate64.c: Revert change to use INLINE_SYSCALL. * sysdeps/unix/sysv/linux/powerpc/truncate64.c: Likewise. * sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h (INLINE_SYSCALL): Update clobber list and add a comment about the syscall ABI.
This commit is contained in:
Ulrich Drepper
parent
f6e50e66ad
commit
5bfed16d69
18
ChangeLog
18
ChangeLog
@ -1,3 +1,21 @@
|
||||
2002-11-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
|
||||
|
||||
* sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h: Handle
|
||||
__NR_pread64 and __NR_pwrite64.
|
||||
* sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h: Likewise.
|
||||
* sysdeps/unix/sysv/linux/powerpc/pread.c: Remove __NR_pread64
|
||||
and __NR_pwrite64.
|
||||
Revert change to use INLINE_SYSCALL.
|
||||
* sysdeps/unix/sysv/linux/powerpc/pread64.c: Likewise.
|
||||
* sysdeps/unix/sysv/linux/powerpc/pwrite.c: Likewise.
|
||||
* sysdeps/unix/sysv/linux/powerpc/pwrite64.c: Likewise.
|
||||
* sysdeps/unix/sysv/linux/powerpc/ftruncate64.c: Revert change to use
|
||||
INLINE_SYSCALL.
|
||||
* sysdeps/unix/sysv/linux/powerpc/truncate64.c: Likewise.
|
||||
|
||||
* sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h (INLINE_SYSCALL):
|
||||
Update clobber list and add a comment about the syscall ABI.
|
||||
|
||||
2002-11-05 Jakub Jelinek <jakub@redhat.com>
|
||||
|
||||
* iconv/gconv_dl.c (free_mem): Clear loaded.
|
||||
|
||||
@ -47,7 +47,7 @@ __ftruncate64 (fd, length)
|
||||
#ifndef __ASSUME_TRUNCATE64_SYSCALL
|
||||
int saved_errno = errno;
|
||||
#endif
|
||||
int result = INLINE_SYSCALL (ftruncate64, 2, fd, length);
|
||||
int result = __syscall_ftruncate64 (fd, length);
|
||||
|
||||
#ifndef __ASSUME_TRUNCATE64_SYSCALL
|
||||
if (result != -1 || errno != ENOSYS)
|
||||
|
||||
@ -21,6 +21,24 @@
|
||||
|
||||
#include <sysdeps/unix/powerpc/sysdep.h>
|
||||
|
||||
/* Some systen calls got renamed over time, but retained the same semantics.
|
||||
Handle them here so they can be catched by both C and assembler stubs in
|
||||
glibc. */
|
||||
|
||||
#ifdef __NR_pread64
|
||||
# ifdef __NR_pread
|
||||
# error "__NR_pread and __NR_pread64 both defined???"
|
||||
# endif
|
||||
# define __NR_pread __NR_pread64
|
||||
#endif
|
||||
|
||||
#ifdef __NR_pwrite64
|
||||
# ifdef __NR_pwrite
|
||||
# error "__NR_pwrite and __NR_pwrite64 both defined???"
|
||||
# endif
|
||||
# define __NR_pwrite __NR_pwrite64
|
||||
#endif
|
||||
|
||||
/* For Linux we can use the system call table in the header file
|
||||
/usr/include/asm/unistd.h
|
||||
of the kernel. But these symbols do not follow the SYS_* syntax
|
||||
@ -36,6 +54,11 @@
|
||||
|
||||
# include <errno.h>
|
||||
|
||||
/* On powerpc a system call basically clobbers the same registers like a
|
||||
function call, with the exception of LR (which is needed for the
|
||||
"sc; bnslr" sequence) and CR (where only CR0.SO is clobbered to signal
|
||||
an error return status). */
|
||||
|
||||
# undef INLINE_SYSCALL
|
||||
# define INLINE_SYSCALL(name, nr, args...) \
|
||||
({ \
|
||||
@ -59,7 +82,7 @@
|
||||
"=&r" (r3), "=&r" (r4), "=&r" (r5), "=&r" (r6), "=&r" (r7), \
|
||||
"=&r" (r8), "=&r" (r9), "=&r" (r10), "=&r" (r11), "=&r" (r12) \
|
||||
: ASM_INPUT_##nr \
|
||||
: "cc", "memory"); \
|
||||
: "cr0", "ctr", "memory"); \
|
||||
err = r0; \
|
||||
ret = r3; \
|
||||
if (err & (1 << 28)) \
|
||||
|
||||
@ -29,6 +29,24 @@
|
||||
#include <errno.h>
|
||||
#endif
|
||||
|
||||
/* Some systen calls got renamed over time, but retained the same semantics.
|
||||
Handle them here so they can be catched by both C and assembler stubs in
|
||||
glibc. */
|
||||
|
||||
#ifdef __NR_pread64
|
||||
# ifdef __NR_pread
|
||||
# error "__NR_pread and __NR_pread64 both defined???"
|
||||
# endif
|
||||
# define __NR_pread __NR_pread64
|
||||
#endif
|
||||
|
||||
#ifdef __NR_pwrite64
|
||||
# ifdef __NR_pwrite
|
||||
# error "__NR_pwrite and __NR_pwrite64 both defined???"
|
||||
# endif
|
||||
# define __NR_pwrite __NR_pwrite64
|
||||
#endif
|
||||
|
||||
/* For Linux we can use the system call table in the header file
|
||||
/usr/include/asm/unistd.h
|
||||
of the kernel. But these symbols do not follow the SYS_* syntax
|
||||
|
||||
@ -24,13 +24,6 @@
|
||||
#include <sys/syscall.h>
|
||||
#include <bp-checks.h>
|
||||
|
||||
#ifdef __NR_pread64 /* Newer kernels renamed but it's the same. */
|
||||
# ifdef __NR_pread
|
||||
# error "__NR_pread and __NR_pread64 both defined???"
|
||||
# endif
|
||||
# define __NR_pread __NR_pread64
|
||||
#endif
|
||||
|
||||
#ifdef __NR_pread
|
||||
|
||||
extern ssize_t __syscall_pread (int fd, void *buf, size_t count,
|
||||
@ -50,7 +43,7 @@ __libc_pread (fd, buf, count, offset)
|
||||
ssize_t result;
|
||||
|
||||
/* First try the syscall. */
|
||||
result = INLINE_SYSCALL (pread, 4, fd, CHECK_N (buf, count), count, offset);
|
||||
result = __syscall_pread (fd, CHECK_N (buf, count), count, (off64_t) offset);
|
||||
if (result == -1 && errno == ENOSYS)
|
||||
/* No system call available. Use the emulation. */
|
||||
result = __emulate_pread (fd, buf, count, offset);
|
||||
|
||||
@ -24,13 +24,6 @@
|
||||
#include <sys/syscall.h>
|
||||
#include <bp-checks.h>
|
||||
|
||||
#ifdef __NR_pread64 /* Newer kernels renamed but it's the same. */
|
||||
# ifdef __NR_pread
|
||||
# error "__NR_pread and __NR_pread64 both defined???"
|
||||
# endif
|
||||
# define __NR_pread __NR_pread64
|
||||
#endif
|
||||
|
||||
#ifdef __NR_pread
|
||||
|
||||
extern ssize_t __syscall_pread (int fd, void *buf, size_t count,
|
||||
@ -50,7 +43,7 @@ __libc_pread64 (fd, buf, count, offset)
|
||||
ssize_t result;
|
||||
|
||||
/* First try the syscall. */
|
||||
result = INLINE_SYSCALL (pread, 4, fd, CHECK_N (buf, count), count, offset);
|
||||
result = __syscall_pread (fd, CHECK_N (buf, count), count, offset);
|
||||
if (result == -1 && errno == ENOSYS)
|
||||
/* No system call available. Use the emulation. */
|
||||
result = __emulate_pread64 (fd, buf, count, offset);
|
||||
|
||||
@ -24,13 +24,6 @@
|
||||
#include <sys/syscall.h>
|
||||
#include <bp-checks.h>
|
||||
|
||||
#ifdef __NR_pwrite64 /* Newer kernels renamed but it's the same. */
|
||||
# ifdef __NR_pwrite
|
||||
# error "__NR_pwrite and __NR_pwrite64 both defined???"
|
||||
# endif
|
||||
# define __NR_pwrite __NR_pwrite64
|
||||
#endif
|
||||
|
||||
#ifdef __NR_pwrite
|
||||
|
||||
extern ssize_t __syscall_pwrite (int fd, const void *buf, size_t count,
|
||||
@ -50,7 +43,7 @@ __libc_pwrite (fd, buf, count, offset)
|
||||
ssize_t result;
|
||||
|
||||
/* First try the syscall. */
|
||||
result = INLINE_SYSCALL (pwrite, 4, fd, CHECK_N (buf, count), count, offset);
|
||||
result = __syscall_pwrite (fd, CHECK_N (buf, count), count, (off64_t) offset);
|
||||
if (result == -1 && errno == ENOSYS)
|
||||
/* No system call available. Use the emulation. */
|
||||
result = __emulate_pwrite (fd, buf, count, offset);
|
||||
|
||||
@ -24,13 +24,6 @@
|
||||
#include <sys/syscall.h>
|
||||
#include <bp-checks.h>
|
||||
|
||||
#ifdef __NR_pwrite64 /* Newer kernels renamed but it's the same. */
|
||||
# ifdef __NR_pwrite
|
||||
# error "__NR_pwrite and __NR_pwrite64 both defined???"
|
||||
# endif
|
||||
# define __NR_pwrite __NR_pwrite64
|
||||
#endif
|
||||
|
||||
#ifdef __NR_pwrite
|
||||
|
||||
extern ssize_t __syscall_pwrite (int fd, const void *buf, size_t count,
|
||||
@ -50,7 +43,7 @@ __libc_pwrite64 (fd, buf, count, offset)
|
||||
ssize_t result;
|
||||
|
||||
/* First try the syscall. */
|
||||
result = INLINE_SYSCALL (pwrite, 4, fd, CHECK_N (buf, count), count, offset);
|
||||
result = __syscall_pwrite (fd, CHECK_N (buf, count), count, offset);
|
||||
if (result == -1 && errno == ENOSYS)
|
||||
/* No system call available. Use the emulation. */
|
||||
result = __emulate_pwrite64 (fd, buf, count, offset);
|
||||
|
||||
@ -48,7 +48,7 @@ truncate64 (path, length)
|
||||
#ifndef __ASSUME_TRUNCATE64_SYSCALL
|
||||
int saved_errno = errno;
|
||||
#endif
|
||||
int result = INLINE_SYSCALL (truncate64, 2, CHECK_STRING (path), length);
|
||||
int result = __syscall_truncate64 (CHECK_STRING (path), length);
|
||||
|
||||
#ifndef __ASSUME_TRUNCATE64_SYSCALL
|
||||
if (result != -1 || errno != ENOSYS)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user