+2000-08-28 Martin Schwidefsky <schwidefsky@de.ibm.com>
+
+ * shlib-versions: Add a rule for S/390 to the libm version list.
+ * sysdeps/s390/Versions: New file.
+ * sysdeps/unix/sysv/linux/s390/Dist: Add oldgetrlimit64.c.
+ * sysdeps/unix/sysv/linux/s390/Makefile: Add oldgetrlimit64.
+ * sysdeps/unix/sysv/linux/s390/Versions: New file.
+ * sysdeps/unix/sysv/linux/s390/alphasort64.c: New file.
+ * sysdeps/unix/sysv/linux/s390/chown.c: New file.
+ * sysdeps/unix/sysv/linux/s390/fxstat.c: New file.
+ * sysdeps/unix/sysv/linux/s390/getdents64.c: New file.
+ * sysdeps/unix/sysv/linux/s390/getrlimit.c: New file.
+ * sysdeps/unix/sysv/linux/s390/getrlimit64.c: New file.
+ * sysdeps/unix/sysv/linux/s390/lxstat.c: New file.
+ * sysdeps/unix/sysv/linux/s390/oldgetrlimit64.c: New file.
+ * sysdeps/unix/sysv/linux/s390/readdir64.c: New file.
+ * sysdeps/unix/sysv/linux/s390/readdir64_r.c: New file.
+ * sysdeps/unix/sysv/linux/s390/scandir64.c: New file.
+ * sysdeps/unix/sysv/linux/s390/setrlimit.c: New file.
+ * sysdeps/unix/sysv/linux/s390/syscalls.list: New file.
+ * sysdeps/unix/sysv/linux/s390/versionsort64.c: New file.
+ * sysdeps/unix/sysv/linux/s390/xstat.c: New file.
+
2000-08-28 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/powerpc/Makefile [$(subdir)==csu]
--- /dev/null
+/* Copyright (C) 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <errno.h>
+#include <unistd.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+#include <shlib-compat.h>
+#include <bp-checks.h>
+
+#include <linux/posix_types.h>
+#include "kernel-features.h"
+
+/*
+ In Linux 2.1.x the chown functions have been changed. A new function lchown
+ was introduced. The new chown now follows symlinks - the old chown and the
+ new lchown do not follow symlinks.
+ The new lchown function has the same number as the old chown had and the
+ new chown has a new number. When compiling with headers from Linux > 2.1.8x
+ it's impossible to run this libc with older kernels. In these cases libc
+ has therefore to route calls to chown to the old chown function.
+*/
+
+extern int __syscall_chown (const char *__file,
+ __kernel_uid_t __owner, __kernel_gid_t __group);
+
+/* Running under Linux > 2.1.80. */
+
+#ifdef __NR_chown32
+extern int __syscall_chown32 (const char *__file,
+ __kernel_uid32_t owner, __kernel_gid32_t group);
+# if __ASSUME_32BITUIDS == 0
+/* This variable is shared with all files that need to check for 32bit
+ uids. */
+extern int __libc_missing_32bit_uids;
+# endif
+#endif /* __NR_chown32 */
+
+int
+__real_chown (const char *file, uid_t owner, gid_t group)
+{
+ static int __libc_old_chown;
+ int result;
+
+ if (!__libc_old_chown)
+ {
+ int saved_errno = errno;
+#ifdef __NR_chown32
+ if (__libc_missing_32bit_uids <= 0)
+ {
+ int result;
+ int saved_errno = errno;
+
+ result = INLINE_SYSCALL (chown32, 3, CHECK_STRING (file), owner, group);
+ if (result == 0 || errno != ENOSYS)
+ return result;
+
+ __set_errno (saved_errno);
+ __libc_missing_32bit_uids = 1;
+ }
+#endif /* __NR_chown32 */
+ if (((owner + 1) > (uid_t) ((__kernel_uid_t) -1U))
+ || ((group + 1) > (gid_t) ((__kernel_gid_t) -1U)))
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ result = INLINE_SYSCALL (chown, 3, CHECK_STRING (file), owner, group);
+
+ if (result >= 0 || errno != ENOSYS)
+ return result;
+
+ __set_errno (saved_errno);
+ __libc_old_chown = 1;
+ }
+
+ return __lchown (file, owner, group);
+}
+
+
+#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
+/* Compiling for compatibiity. */
+int
+__chown_is_lchown (const char *file, uid_t owner, gid_t group)
+{
+ return __lchown (file, owner, group);
+}
+#endif
+
+#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
+strong_alias (__chown_is_lchown, _chown_is_lchown)
+compat_symbol (libc, __chown_is_lchown, __chown, GLIBC_2_0);
+compat_symbol (libc, _chown_is_lchown, chown, GLIBC_2_0);
+
+strong_alias (__real_chown, _real_chown)
+versioned_symbol (libc, __real_chown, __chown, GLIBC_2_1);
+versioned_symbol (libc, _real_chown, chown, GLIBC_2_1);
+#else
+strong_alias (__real_chown, __chown)
+weak_alias (__real_chown, chown)
+#endif
projects / external / glibc.git / commitdiff