http://sources.redhat.com/bugzilla/show_bug.cgi?id=1026 http://sourceware.org/ml/libc-alpha/2005-02/msg00122.html 2005-02-26 GOTO Masanori * sysdeps/unix/sysv/linux/kernel-features.h: Define __ASSUME_STAT64_SYSCALL. * sysdeps/unix/sysv/linux/alpha/fxstat.c: Check __ASSUME_STAT64_SYSCALL. * sysdeps/unix/sysv/linux/alpha/fxstatat.c: Likewise. * sysdeps/unix/sysv/linux/alpha/lxstat.c: Likewise. * sysdeps/unix/sysv/linux/alpha/xstat.c: Likewise. * sysdeps/unix/sysv/linux/alpha/xstatconv.c: Don't define __libc_missing_axp_stat64 when it's not needed. * sysdeps/unix/sysv/linux/alpha/xstatconv.h: Likewise. diff -durN glibc-2.10.1.orig/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/fxstat.c glibc-2.10.1/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/fxstat.c --- glibc-2.10.1.orig/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/fxstat.c 2009-05-16 10:36:20.000000000 +0200 +++ glibc-2.10.1/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/fxstat.c 2009-11-13 00:50:45.000000000 +0100 @@ -35,27 +35,39 @@ __fxstat (int vers, int fd, struct stat *buf) { INTERNAL_SYSCALL_DECL (err); - int result, errno_out; + int result; struct kernel_stat kbuf; +#if __ASSUME_STAT64_SYSCALL > 0 + if (vers == _STAT_VER_KERNEL64) + { + result = INTERNAL_SYSCALL (fstat64, err, 2, fd, buf); + if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1)) + return result; + __set_errno (INTERNAL_SYSCALL_ERRNO (result, err)); + return -1; + } +#elif defined __NR_fstat64 if (vers == _STAT_VER_KERNEL64 && !__libc_missing_axp_stat64) { + int errno_out; result = INTERNAL_SYSCALL (fstat64, err, 2, fd, buf); if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1)) return result; errno_out = INTERNAL_SYSCALL_ERRNO (result, err); if (errno_out != ENOSYS) - goto fail; + { + __set_errno (errno_out); + return -1; + } __libc_missing_axp_stat64 = 1; } +#endif result = INTERNAL_SYSCALL (fstat, err, 2, fd, &kbuf); if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1)) return __xstat_conv (vers, &kbuf, buf); - errno_out = INTERNAL_SYSCALL_ERRNO (result, err); - - fail: - __set_errno (errno_out); + __set_errno (INTERNAL_SYSCALL_ERRNO (result, err)); return -1; } hidden_def (__fxstat) diff -durN glibc-2.10.1.orig/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/fxstatat.c glibc-2.10.1/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/fxstatat.c --- glibc-2.10.1.orig/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/fxstatat.c 2009-05-16 10:36:20.000000000 +0200 +++ glibc-2.10.1/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/fxstatat.c 2009-11-13 00:50:45.000000000 +0100 @@ -65,6 +65,20 @@ int result, errno_out; struct kernel_stat kst; +#if __ASSUME_STAT64_SYSCALL > 0 + if (vers == _STAT_VER_KERNEL64) + { + if (flag & AT_SYMLINK_NOFOLLOW) + result = INTERNAL_SYSCALL (lstat64, err, 2, file, st); + else + result = INTERNAL_SYSCALL (stat64, err, 2, file, st); + + if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1)) + return result; + errno_out = INTERNAL_SYSCALL_ERRNO (result, err); + goto fail; + } +#elif defined __NR_stat64 if (vers == _STAT_VER_KERNEL64 && !__libc_missing_axp_stat64) { if (flag & AT_SYMLINK_NOFOLLOW) @@ -79,6 +93,7 @@ goto fail; __libc_missing_axp_stat64 = 1; } +#endif if (flag & AT_SYMLINK_NOFOLLOW) result = INTERNAL_SYSCALL (lstat, err, 2, file, &kst); diff -durN glibc-2.10.1.orig/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/lxstat.c glibc-2.10.1/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/lxstat.c --- glibc-2.10.1.orig/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/lxstat.c 2009-05-16 10:36:20.000000000 +0200 +++ glibc-2.10.1/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/lxstat.c 2009-11-13 00:50:45.000000000 +0100 @@ -35,27 +35,39 @@ __lxstat (int vers, const char *name, struct stat *buf) { INTERNAL_SYSCALL_DECL (err); - int result, errno_out; + int result; struct kernel_stat kbuf; +#if __ASSUME_STAT64_SYSCALL > 0 + if (vers == _STAT_VER_KERNEL64) + { + result = INTERNAL_SYSCALL (lstat64, err, 2, name, buf); + if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1)) + return result; + __set_errno (INTERNAL_SYSCALL_ERRNO (result, err)); + return -1; + } +#elif defined __NR_lstat64 if (vers == _STAT_VER_KERNEL64 && !__libc_missing_axp_stat64) { + int errno_out; result = INTERNAL_SYSCALL (lstat64, err, 2, name, buf); if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1)) return result; errno_out = INTERNAL_SYSCALL_ERRNO (result, err); if (errno_out != ENOSYS) - goto fail; + { + __set_errno (errno_out); + return -1; + } __libc_missing_axp_stat64 = 1; } +#endif result = INTERNAL_SYSCALL (lstat, err, 2, name, &kbuf); if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1)) return __xstat_conv (vers, &kbuf, buf); - errno_out = INTERNAL_SYSCALL_ERRNO (result, err); - - fail: - __set_errno (errno_out); + __set_errno (INTERNAL_SYSCALL_ERRNO (result, err)); return -1; } hidden_def (__lxstat) diff -durN glibc-2.10.1.orig/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/xstat.c glibc-2.10.1/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/xstat.c --- glibc-2.10.1.orig/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/xstat.c 2009-05-16 10:36:20.000000000 +0200 +++ glibc-2.10.1/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/xstat.c 2009-11-13 00:50:45.000000000 +0100 @@ -35,27 +35,39 @@ __xstat (int vers, const char *name, struct stat *buf) { INTERNAL_SYSCALL_DECL (err); - int result, errno_out; + int result; struct kernel_stat kbuf; +#if __ASSUME_STAT64_SYSCALL > 0 + if (vers == _STAT_VER_KERNEL64) + { + result = INTERNAL_SYSCALL (stat64, err, 2, name, buf); + if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1)) + return result; + __set_errno (INTERNAL_SYSCALL_ERRNO (result, err)); + return -1; + } +#elif defined __NR_stat64 if (vers == _STAT_VER_KERNEL64 && !__libc_missing_axp_stat64) { + int errno_out; result = INTERNAL_SYSCALL (stat64, err, 2, name, buf); if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1)) return result; errno_out = INTERNAL_SYSCALL_ERRNO (result, err); if (errno_out != ENOSYS) - goto fail; + { + __set_errno (errno_out); + return -1; + } __libc_missing_axp_stat64 = 1; } +#endif result = INTERNAL_SYSCALL (stat, err, 2, name, &kbuf); if (__builtin_expect (!INTERNAL_SYSCALL_ERROR_P (result, err), 1)) return __xstat_conv (vers, &kbuf, buf); - errno_out = INTERNAL_SYSCALL_ERRNO (result, err); - - fail: - __set_errno (errno_out); + __set_errno (INTERNAL_SYSCALL_ERRNO (result, err)); return -1; } hidden_def (__xstat) diff -durN glibc-2.10.1.orig/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/xstatconv.c glibc-2.10.1/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/xstatconv.c --- glibc-2.10.1.orig/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/xstatconv.c 2009-05-16 10:36:20.000000000 +0200 +++ glibc-2.10.1/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/xstatconv.c 2009-11-13 00:50:45.000000000 +0100 @@ -22,9 +22,14 @@ #include #include #include +#include +#ifdef __NR_stat64 +# if __ASSUME_STAT64_SYSCALL == 0 int __libc_missing_axp_stat64; +# endif +#endif int __xstat_conv (int vers, struct kernel_stat *kbuf, void *ubuf) diff -durN glibc-2.10.1.orig/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/xstatconv.h glibc-2.10.1/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/xstatconv.h --- glibc-2.10.1.orig/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/xstatconv.h 2009-05-16 10:36:20.000000000 +0200 +++ glibc-2.10.1/glibc-ports-2.10.1/sysdeps/unix/sysv/linux/alpha/xstatconv.h 2009-11-13 00:50:45.000000000 +0100 @@ -18,7 +18,12 @@ 02111-1307 USA. */ #include +#include +#ifdef __NR_stat64 +# if __ASSUME_STAT64_SYSCALL == 0 extern int __libc_missing_axp_stat64 attribute_hidden; +# endif +#endif extern int __xstat_conv (int vers, struct kernel_stat *kbuf, void *ubuf) attribute_hidden; diff -durN glibc-2.10.1.orig/ports/sysdeps/unix/sysv/linux/alpha/fxstat.c glibc-2.10.1/ports/sysdeps/unix/sysv/linux/alpha/fxstat.c diff -durN glibc-2.10.1.orig/ports/sysdeps/unix/sysv/linux/alpha/fxstatat.c glibc-2.10.1/ports/sysdeps/unix/sysv/linux/alpha/fxstatat.c diff -durN glibc-2.10.1.orig/ports/sysdeps/unix/sysv/linux/alpha/lxstat.c glibc-2.10.1/ports/sysdeps/unix/sysv/linux/alpha/lxstat.c diff -durN glibc-2.10.1.orig/ports/sysdeps/unix/sysv/linux/alpha/xstat.c glibc-2.10.1/ports/sysdeps/unix/sysv/linux/alpha/xstat.c diff -durN glibc-2.10.1.orig/ports/sysdeps/unix/sysv/linux/alpha/xstatconv.c glibc-2.10.1/ports/sysdeps/unix/sysv/linux/alpha/xstatconv.c diff -durN glibc-2.10.1.orig/ports/sysdeps/unix/sysv/linux/alpha/xstatconv.h glibc-2.10.1/ports/sysdeps/unix/sysv/linux/alpha/xstatconv.h diff -durN glibc-2.10.1.orig/sysdeps/unix/sysv/linux/kernel-features.h glibc-2.10.1/sysdeps/unix/sysv/linux/kernel-features.h --- glibc-2.10.1.orig/sysdeps/unix/sysv/linux/kernel-features.h 2009-05-09 08:54:20.000000000 +0200 +++ glibc-2.10.1/sysdeps/unix/sysv/linux/kernel-features.h 2009-11-13 00:50:45.000000000 +0100 @@ -395,6 +395,11 @@ # define __ASSUME_GETDENTS32_D_TYPE 1 #endif +/* Starting with version 2.6.4, alpha stat64 syscalls are available. */ +#if __LINUX_KERNEL_VERSION >= 0x020604 && defined __alpha__ +# define __ASSUME_STAT64_SYSCALL 1 +#endif + /* Starting with version 2.5.3, the initial location returned by `brk' after exec is always rounded up to the next page. */ #if __LINUX_KERNEL_VERSION >= 132355